summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/Makefile.am22
-rw-r--r--src/modules/module-combine.c12
-rw-r--r--src/modules/module-tunnel.c4
-rw-r--r--src/polyp/context.c73
-rw-r--r--src/polyp/def.h45
-rw-r--r--src/polyp/error.c37
-rw-r--r--src/polyp/error.h2
-rw-r--r--src/polyp/internal.h37
-rw-r--r--src/polyp/introspect.c24
-rw-r--r--src/polyp/simple.c41
-rw-r--r--src/polyp/stream.c366
-rw-r--r--src/polyp/stream.h140
-rw-r--r--src/polyp/subscribe.c2
-rw-r--r--src/polypcore/iochannel.c45
-rw-r--r--src/polypcore/llist.h10
-rw-r--r--src/polypcore/mcalign.c27
-rw-r--r--src/polypcore/mcalign.h3
-rw-r--r--src/polypcore/memblock.c7
-rw-r--r--src/polypcore/memblock.h1
-rw-r--r--src/polypcore/memblockq.c622
-rw-r--r--src/polypcore/memblockq.h102
-rw-r--r--src/polypcore/native-common.h16
-rw-r--r--src/polypcore/packet.c25
-rw-r--r--src/polypcore/packet.h2
-rw-r--r--src/polypcore/protocol-esound.c62
-rw-r--r--src/polypcore/protocol-native.c388
-rw-r--r--src/polypcore/protocol-simple.c66
-rw-r--r--src/polypcore/pstream.c140
-rw-r--r--src/polypcore/pstream.h5
-rw-r--r--src/polypcore/sample-util.c9
-rw-r--r--src/polypcore/sample-util.h1
-rw-r--r--src/polypcore/sink.c2
-rw-r--r--src/polypcore/sink.h2
-rw-r--r--src/tests/memblockq-test.c147
-rw-r--r--src/tests/sync-playback.c192
-rw-r--r--src/utils/pacat.c6
-rw-r--r--src/utils/pactl.c2
-rw-r--r--src/utils/paplay.c4
38 files changed, 1939 insertions, 752 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index f973dc46..4cf61f27 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -180,7 +180,9 @@ noinst_PROGRAMS = \
pacat-simple \
parec-simple \
strlist-test \
- voltest
+ voltest \
+ memblockq-test \
+ sync-playback
if HAVE_SIGXCPU
noinst_PROGRAMS += \
@@ -248,6 +250,24 @@ mainloop_test_glib12_CFLAGS = $(mainloop_test_CFLAGS) $(GLIB12_CFLAGS) -DGLIB_MA
mainloop_test_glib12_LDADD = $(mainloop_test_LDADD) $(GLIB12_LIBS) libpolyp-mainloop-glib12-@PA_MAJORMINOR@.la
mainloop_test_glib12_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS)
+memblockq_test_SOURCES = \
+ tests/memblockq-test.c \
+ polypcore/memblockq.c \
+ polypcore/log.c \
+ polypcore/memblock.c \
+ polypcore/xmalloc.c \
+ polypcore/util.c \
+ polypcore/mcalign.c \
+ polypcore/memchunk.c
+memblockq_test_CFLAGS = $(AM_CFLAGS)
+memblockq_test_LDADD = $(AM_LDADD)
+memblockq_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS)
+
+sync_playback_SOURCES = tests/sync-playback.c
+sync_playback_LDADD = $(AM_LDADD) libpolyp-@PA_MAJORMINOR@.la libpolyp-mainloop-@PA_MAJORMINOR@.la
+sync_playback_CFLAGS = $(AM_CFLAGS)
+sync_playback_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS)
+
###################################
# Client library #
###################################
diff --git a/src/modules/module-combine.c b/src/modules/module-combine.c
index aabb8f28..750eca67 100644
--- a/src/modules/module-combine.c
+++ b/src/modules/module-combine.c
@@ -144,7 +144,7 @@ static void request_memblock(struct userdata *u) {
return;
for (o = u->outputs; o; o = o->next)
- pa_memblockq_push_align(o->memblockq, &chunk, 0);
+ pa_memblockq_push_align(o->memblockq, &chunk);
pa_memblock_unref(chunk.memblock);
}
@@ -212,7 +212,15 @@ static struct output *output_new(struct userdata *u, pa_sink *sink, int resample
o->userdata = u;
o->counter = 0;
- o->memblockq = pa_memblockq_new(MEMBLOCKQ_MAXLENGTH, MEMBLOCKQ_MAXLENGTH, pa_frame_size(&u->sink->sample_spec), 0, 0, sink->core->memblock_stat);
+ o->memblockq = pa_memblockq_new(
+ 0,
+ MEMBLOCKQ_MAXLENGTH,
+ MEMBLOCKQ_MAXLENGTH,
+ pa_frame_size(&u->sink->sample_spec),
+ 1,
+ 0,
+ NULL,
+ sink->core->memblock_stat);
snprintf(t, sizeof(t), "%s: output #%u", u->sink->name, u->n_outputs+1);
if (!(o->sink_input = pa_sink_input_new(sink, __FILE__, t, &u->sink->sample_spec, &u->sink->channel_map, 1, resample_method)))
diff --git a/src/modules/module-tunnel.c b/src/modules/module-tunnel.c
index 61b9bb3b..67236588 100644
--- a/src/modules/module-tunnel.c
+++ b/src/modules/module-tunnel.c
@@ -214,7 +214,7 @@ static void send_bytes(struct userdata *u) {
return;
}
- pa_pstream_send_memblock(u->pstream, u->channel, 0, &chunk);
+ pa_pstream_send_memblock(u->pstream, u->channel, 0, PA_SEEK_RELATIVE, &chunk);
pa_memblock_unref(chunk.memblock);
if (chunk.length > u->requested_bytes)
@@ -442,7 +442,7 @@ static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, void *user
}
#ifndef TUNNEL_SINK
-static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk, void *userdata) {
+static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) {
struct userdata *u = userdata;
assert(p && chunk && u);
diff --git a/src/polyp/context.c b/src/polyp/context.c
index 6b778562..eac5dd23 100644
--- a/src/polyp/context.c
+++ b/src/polyp/context.c
@@ -74,6 +74,8 @@
static const pa_pdispatch_callback command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_REQUEST] = pa_command_request,
+ [PA_COMMAND_OVERFLOW] = pa_command_overflow_or_underflow,
+ [PA_COMMAND_UNDERFLOW] = pa_command_overflow_or_underflow,
[PA_COMMAND_PLAYBACK_STREAM_KILLED] = pa_command_stream_killed,
[PA_COMMAND_RECORD_STREAM_KILLED] = pa_command_stream_killed,
[PA_COMMAND_SUBSCRIBE_EVENT] = pa_command_subscribe_event
@@ -109,9 +111,10 @@ pa_context *pa_context_new(pa_mainloop_api *mainloop, const char *name) {
PA_LLIST_HEAD_INIT(pa_stream, c->streams);
PA_LLIST_HEAD_INIT(pa_operation, c->operations);
- c->error = PA_ERROR_OK;
+ c->error = PA_OK;
c->state = PA_CONTEXT_UNCONNECTED;
c->ctag = 0;
+ c->csyncid = 0;
c->state_callback = NULL;
c->state_userdata = NULL;
@@ -234,14 +237,24 @@ void pa_context_set_state(pa_context *c, pa_context_state_t st) {
void pa_context_fail(pa_context *c, int error) {
assert(c);
- c->error = error;
+
+ pa_context_set_error(c, error);
pa_context_set_state(c, PA_CONTEXT_FAILED);
}
+int pa_context_set_error(pa_context *c, int error) {
+ assert(error >= 0 && error < PA_ERR_MAX);
+
+ if (c)
+ c->error = error;
+
+ return error;
+}
+
static void pstream_die_callback(pa_pstream *p, void *userdata) {
pa_context *c = userdata;
assert(p && c);
- pa_context_fail(c, PA_ERROR_CONNECTIONTERMINATED);
+ pa_context_fail(c, PA_ERR_CONNECTIONTERMINATED);
}
static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, void *userdata) {
@@ -252,34 +265,34 @@ static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, void *user
if (pa_pdispatch_run(c->pdispatch, packet, c) < 0) {
pa_log(__FILE__": invalid packet.\n");
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
}
pa_context_unref(c);
}
-static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, PA_GCC_UNUSED uint32_t delta, const pa_memchunk *chunk, void *userdata) {
+static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) {
pa_context *c = userdata;
pa_stream *s;
- assert(p && chunk && c && chunk->memblock && chunk->memblock->data);
+
+ assert(p);
+ assert(chunk);
+ assert(chunk->memblock);
+ assert(chunk->length);
+ assert(c);
pa_context_ref(c);
if ((s = pa_dynarray_get(c->record_streams, channel))) {
- pa_mcalign_push(s->mcalign, chunk);
- for (;;) {
- pa_memchunk t;
-
- if (pa_mcalign_pop(s->mcalign, &t) < 0)
- break;
+ pa_memblockq_seek(s->record_memblockq, offset, seek);
+ pa_memblockq_push_align(s->record_memblockq, chunk);
- assert(s->record_memblockq);
- pa_memblockq_push(s->record_memblockq, &t, 0);
- if (s->read_callback)
- s->read_callback(s, pa_stream_readable_size(s), s->read_userdata);
+ if (s->read_callback) {
+ size_t l;
- pa_memblock_unref(t.memblock);
+ if ((l = pa_memblockq_get_length(s->record_memblockq)) > 0)
+ s->read_callback(s, l, s->read_userdata);
}
}
@@ -293,14 +306,14 @@ int pa_context_handle_error(pa_context *c, uint32_t command, pa_tagstruct *t) {
assert(t);
if (pa_tagstruct_getu32(t, &c->error) < 0) {
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
return -1;
}
} else if (command == PA_COMMAND_TIMEOUT)
- c->error = PA_ERROR_TIMEOUT;
+ c->error = PA_ERR_TIMEOUT;
else {
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
return -1;
}
@@ -316,7 +329,7 @@ static void setup_complete_callback(pa_pdispatch *pd, uint32_t command, uint32_t
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(c, command, t) < 0)
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
pa_context_fail(c, c->error);
goto finish;
@@ -368,7 +381,7 @@ static void setup_context(pa_context *c, pa_iochannel *io) {
assert(c->pdispatch);
if (!c->conf->cookie_valid) {
- pa_context_fail(c, PA_ERROR_AUTHKEY);
+ pa_context_fail(c, PA_ERR_AUTHKEY);
goto finish;
}
@@ -401,7 +414,7 @@ static int context_connect_spawn(pa_context *c) {
if (socketpair(AF_UNIX, SOCK_STREAM, 0, fds) < 0) {
pa_log(__FILE__": socketpair() failed: %s\n", strerror(errno));
- pa_context_fail(c, PA_ERROR_INTERNAL);
+ pa_context_fail(c, PA_ERR_INTERNAL);
goto fail;
}
@@ -415,7 +428,7 @@ static int context_connect_spawn(pa_context *c) {
if ((pid = fork()) < 0) {
pa_log(__FILE__": fork() failed: %s\n", strerror(errno));
- pa_context_fail(c, PA_ERROR_INTERNAL);
+ pa_context_fail(c, PA_ERR_INTERNAL);
if (c->spawn_api.postfork)
c->spawn_api.postfork();
@@ -471,10 +484,10 @@ static int context_connect_spawn(pa_context *c) {
if (r < 0) {
pa_log(__FILE__": waitpid() failed: %s\n", strerror(errno));
- pa_context_fail(c, PA_ERROR_INTERNAL);
+ pa_context_fail(c, PA_ERR_INTERNAL);
goto fail;
} else if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
- pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ pa_context_fail(c, PA_ERR_CONNECTIONREFUSED);
goto fail;
}
@@ -527,7 +540,7 @@ static int try_next_connection(pa_context *c) {
}
#endif
- pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ pa_context_fail(c, PA_ERR_CONNECTIONREFUSED);
goto finish;
}
@@ -569,7 +582,7 @@ static void on_connection(pa_socket_client *client, pa_iochannel*io, void *userd
goto finish;
}
- pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ pa_context_fail(c, PA_ERR_CONNECTIONREFUSED);
goto finish;
}
@@ -593,7 +606,7 @@ int pa_context_connect(pa_context *c, const char *server, int spawn, const pa_sp
if (server) {
if (!(c->server_list = pa_strlist_parse(server))) {
- pa_context_fail(c, PA_ERROR_INVALIDSERVER);
+ pa_context_fail(c, PA_ERR_INVALIDSERVER);
goto finish;
}
} else {
@@ -759,7 +772,7 @@ void pa_context_simple_ack_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_U
success = 0;
} else if (!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
diff --git a/src/polyp/def.h b/src/polyp/def.h
index ba35b31e..f8e0bed4 100644
--- a/src/polyp/def.h
+++ b/src/polyp/def.h
@@ -47,7 +47,7 @@ typedef enum pa_context_state {
/** The state of a stream */
typedef enum pa_stream_state {
- PA_STREAM_DISCONNECTED, /**< The stream is not yet connected to any sink or source */
+ PA_STREAM_UNCONNECTED, /**< The stream is not yet connected to any sink or source */
PA_STREAM_CREATING, /**< The stream is being created */
PA_STREAM_READY, /**< The stream is established, you may pass audio data to it now */
PA_STREAM_FAILED, /**< An error occured that made the stream invalid */
@@ -103,22 +103,24 @@ typedef struct pa_buffer_attr {
/** Error values as used by pa_context_errno(). Use pa_strerror() to convert these values to human readable strings */
enum {
- PA_ERROR_OK, /**< No error */
- PA_ERROR_ACCESS, /**< Access failure */
- PA_ERROR_COMMAND, /**< Unknown command */
- PA_ERROR_INVALID, /**< Invalid argument */
- PA_ERROR_EXIST, /**< Entity exists */
- PA_ERROR_NOENTITY, /**< No such entity */
- PA_ERROR_CONNECTIONREFUSED, /**< Connection refused */
- PA_ERROR_PROTOCOL, /**< Protocol error */
- PA_ERROR_TIMEOUT, /**< Timeout */
- PA_ERROR_AUTHKEY, /**< No authorization key */
- PA_ERROR_INTERNAL, /**< Internal error */
- PA_ERROR_CONNECTIONTERMINATED, /**< Connection terminated */
- PA_ERROR_KILLED, /**< Entity killed */
- PA_ERROR_INVALIDSERVER, /**< Invalid server */
- PA_ERROR_INITFAILED, /**< Module initialization failed */
- PA_ERROR_MAX /**< Not really an error but the first invalid error code */
+ PA_OK = 0, /**< No error */
+ PA_ERR_ACCESS, /**< Access failure */
+ PA_ERR_COMMAND, /**< Unknown command */
+ PA_ERR_INVALID, /**< Invalid argument */
+ PA_ERR_EXIST, /**< Entity exists */
+ PA_ERR_NOENTITY, /**< No such entity */
+ PA_ERR_CONNECTIONREFUSED, /**< Connection refused */
+ PA_ERR_PROTOCOL, /**< Protocol error */
+ PA_ERR_TIMEOUT, /**< Timeout */
+ PA_ERR_AUTHKEY, /**< No authorization key */
+ PA_ERR_INTERNAL, /**< Internal error */
+ PA_ERR_CONNECTIONTERMINATED, /**< Connection terminated */
+ PA_ERR_KILLED, /**< Entity killed */
+ PA_ERR_INVALIDSERVER, /**< Invalid server */
+ PA_ERR_MODINITFAILED, /**< Module initialization failed */
+ PA_ERR_BADSTATE, /**< Bad state */
+ PA_ERR_NODATA, /**< No data */
+ PA_ERR_MAX /**< Not really an error but the first invalid error code */
};
/** Subscription event mask, as used by pa_context_subscribe() */
@@ -208,6 +210,15 @@ typedef struct pa_spawn_api {
* passed to the new process. */
} pa_spawn_api;
+/** Seek type \since 0.8*/
+typedef enum pa_seek_mode {
+ PA_SEEK_RELATIVE = 0, /**< Seek relatively to the write index */
+ PA_SEEK_ABSOLUTE = 1, /**< Seek relatively to the start of the buffer queue */
+ PA_SEEK_RELATIVE_ON_READ = 2, /**< Seek relatively to the read index */
+ PA_SEEK_RELATIVE_END = 3, /**< Seek relatively to the current end of the buffer queue */
+} pa_seek_mode_t;
+
+
PA_C_DECL_END
#endif
diff --git a/src/polyp/error.c b/src/polyp/error.c
index ece77bf2..eff37cc8 100644
--- a/src/polyp/error.c
+++ b/src/polyp/error.c
@@ -30,25 +30,28 @@
#include "error.h"
-static const char* const errortab[PA_ERROR_MAX] = {
- [PA_ERROR_OK] = "OK",
- [PA_ERROR_ACCESS] = "Access denied",
- [PA_ERROR_COMMAND] = "Unknown command",
- [PA_ERROR_INVALID] = "Invalid argument",
- [PA_ERROR_EXIST] = "Entity exists",
- [PA_ERROR_NOENTITY] = "No such entity",
- [PA_ERROR_CONNECTIONREFUSED] = "Connection refused",
- [PA_ERROR_PROTOCOL] = "Protocol error",
- [PA_ERROR_TIMEOUT] = "Timeout",
- [PA_ERROR_AUTHKEY] = "No authorization key",
- [PA_ERROR_INTERNAL] = "Internal error",
- [PA_ERROR_CONNECTIONTERMINATED] = "Connection terminated",
- [PA_ERROR_KILLED] = "Entity killed",
- [PA_ERROR_INVALIDSERVER] = "Invalid server",
+static const char* const errortab[PA_ERR_MAX] = {
+ [PA_OK] = "OK",
+ [PA_ERR_ACCESS] = "Access denied",
+ [PA_ERR_COMMAND] = "Unknown command",
+ [PA_ERR_INVALID] = "Invalid argument",
+ [PA_ERR_EXIST] = "Entity exists",
+ [PA_ERR_NOENTITY] = "No such entity",
+ [PA_ERR_CONNECTIONREFUSED] = "Connection refused",
+ [PA_ERR_PROTOCOL] = "Protocol error",
+ [PA_ERR_TIMEOUT] = "Timeout",
+ [PA_ERR_AUTHKEY] = "No authorization key",
+ [PA_ERR_INTERNAL] = "Internal error",
+ [PA_ERR_CONNECTIONTERMINATED] = "Connection terminated",
+ [PA_ERR_KILLED] = "Entity killed",
+ [PA_ERR_INVALIDSERVER] = "Invalid server",
+ [PA_ERR_MODINITFAILED] = "Module initalization failed",
+ [PA_ERR_BADSTATE] = "Bad state",
+ [PA_ERR_NODATA] = "No data",
};
-const char*pa_strerror(uint32_t error) {
- if (error >= PA_ERROR_MAX)
+const char*pa_strerror(int error) {
+ if (error < 0 || error >= PA_ERR_MAX)
return NULL;
return errortab[error];
diff --git a/src/polyp/error.h b/src/polyp/error.h
index ff2507b2..9856c1af 100644
--- a/src/polyp/error.h
+++ b/src/polyp/error.h
@@ -31,7 +31,7 @@
PA_C_DECL_BEGIN
/** Return a human readable error message for the specified numeric error code */
-const char* pa_strerror(uint32_t error);
+const char* pa_strerror(int error);
PA_C_DECL_END
diff --git a/src/polyp/internal.h b/src/polyp/internal.h
index 7f4d38ac..578969ee 100644
--- a/src/polyp/internal.h
+++ b/src/polyp/internal.h
@@ -54,8 +54,9 @@ struct pa_context {
pa_dynarray *record_streams, *playback_streams;
PA_LLIST_HEAD(pa_stream, streams);
PA_LLIST_HEAD(pa_operation, operations);
-
+
uint32_t ctag;
+ uint32_t csyncid;
uint32_t error;
pa_context_state_t state;
@@ -90,6 +91,7 @@ struct pa_stream {
pa_sample_spec sample_spec;
pa_channel_map channel_map;
uint32_t channel;
+ uint32_t syncid;
int channel_valid;
uint32_t device_index;
pa_stream_direction_t direction;
@@ -98,7 +100,6 @@ struct pa_stream {
pa_usec_t previous_time;
pa_usec_t previous_ipol_time;
pa_stream_state_t state;
- pa_mcalign *mcalign;
pa_memchunk peek_memchunk;
pa_memblockq *record_memblockq;
@@ -110,14 +111,20 @@ struct pa_stream {
pa_time_event *ipol_event;
int ipol_requested;
- void (*state_callback)(pa_stream*c, void *userdata);
+ pa_stream_notify_cb_t state_callback;
void *state_userdata;
- void (*read_callback)(pa_stream *p, size_t length, void *userdata);
+ pa_stream_request_cb_t read_callback;
void *read_userdata;
- void (*write_callback)(pa_stream *p, size_t length, void *userdata);
+ pa_stream_request_cb_t write_callback;
void *write_userdata;
+
+ pa_stream_notify_cb_t overflow_callback;
+ void *overflow_userdata;
+
+ pa_stream_notify_cb_t underflow_callback;
+ void *underflow_userdata;
};
typedef void (*pa_operation_callback)(void);
@@ -136,6 +143,7 @@ struct pa_operation {
void pa_command_request(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
void pa_command_stream_killed(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
void pa_command_subscribe_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+void pa_command_overflow_or_underflow(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
pa_operation *pa_operation_new(pa_context *c, pa_stream *s);
void pa_operation_done(pa_operation *o);
@@ -146,6 +154,7 @@ void pa_context_simple_ack_callback(pa_pdispatch *pd, uint32_t command, uint32_t
void pa_stream_simple_ack_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
void pa_context_fail(pa_context *c, int error);
+int pa_context_set_error(pa_context *c, int error);
void pa_context_set_state(pa_context *c, pa_context_state_t st);
int pa_context_handle_error(pa_context *c, uint32_t command, pa_tagstruct *t);
pa_operation* pa_context_send_simple_command(pa_context *c, uint32_t command, void (*internal_callback)(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata), void (*cb)(void), void *userdata);
@@ -154,5 +163,23 @@ void pa_stream_set_state(pa_stream *s, pa_stream_state_t st);
void pa_stream_trash_ipol(pa_stream *s);
+#define PA_CHECK_VALIDITY(context, expression, error) do { \
+ if (!(expression)) \
+ return -pa_context_set_error((context), (error)); \
+} while(0)
+
+#define PA_CHECK_VALIDITY_RETURN_NULL(context, expression, error) do { \
+ if (!(expression)) { \
+ pa_context_set_error((context), (error)); \
+ return NULL; \
+ } \
+} while(0)
+
+#define PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, value) do { \
+ if (!(expression)) { \
+ pa_context_set_error((context), (error)); \
+ return value; \
+ } \
+} while(0)
#endif
diff --git a/src/polyp/introspect.c b/src/polyp/introspect.c
index 4af724b4..75ce3ff9 100644
--- a/src/polyp/introspect.c
+++ b/src/polyp/introspect.c
@@ -52,7 +52,7 @@ static void context_stat_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNU
pa_tagstruct_getu32(t, &i.memblock_allocated_size) < 0 ||
pa_tagstruct_getu32(t, &i.scache_size) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -92,7 +92,7 @@ static void context_get_server_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_getu32(t, &i.cookie) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -139,7 +139,7 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, P
pa_tagstruct_get_usec(t, &i.latency) < 0 ||
pa_tagstruct_gets(t, &i.driver) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -234,7 +234,7 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_get_usec(t, &i.latency) < 0 ||
pa_tagstruct_gets(t, &i.driver) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -322,7 +322,7 @@ static void context_get_client_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_gets(t, &i.name) < 0 ||
pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
pa_tagstruct_gets(t, &i.driver) < 0 ) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -389,7 +389,7 @@ static void context_get_module_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_gets(t, &i.argument) < 0 ||
pa_tagstruct_getu32(t, &i.n_used) < 0 ||
pa_tagstruct_get_boolean(t, &i.auto_unload) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -464,7 +464,7 @@ static void context_get_sink_input_info_callback(pa_pdispatch *pd, uint32_t comm
pa_tagstruct_gets(t, &i.resample_method) < 0 ||
pa_tagstruct_gets(t, &i.driver) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -538,7 +538,7 @@ static void context_get_source_output_info_callback(pa_pdispatch *pd, uint32_t c
pa_tagstruct_gets(t, &i.resample_method) < 0 ||
pa_tagstruct_gets(t, &i.driver) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -677,7 +677,7 @@ static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_get_boolean(t, &i.lazy) < 0 ||
pa_tagstruct_gets(t, &i.filename) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -787,7 +787,7 @@ static void load_module_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUS
} else if (pa_tagstruct_getu32(t, &idx) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -848,7 +848,7 @@ static void context_get_autoload_info_callback(pa_pdispatch *pd, uint32_t comman
pa_tagstruct_getu32(t, &i.type) < 0 ||
pa_tagstruct_gets(t, &i.module) < 0 ||
pa_tagstruct_gets(t, &i.argument) < 0) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -926,7 +926,7 @@ static void context_add_autoload_callback(pa_pdispatch *pd, uint32_t command, PA
idx = PA_INVALID_INDEX;
} else if (pa_tagstruct_getu32(t, &idx) ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
diff --git a/src/polyp/simple.c b/src/polyp/simple.c
index e14cab2e..8a20c223 100644
--- a/src/polyp/simple.c
+++ b/src/polyp/simple.c
@@ -45,13 +45,11 @@ struct pa_simple {
int dead;
- void *read_data;
+ const void *read_data;
size_t read_index, read_length;
pa_usec_t latency;
};
-static void read_callback(pa_stream *s, const void*data, size_t length, void *userdata);
-
static int check_error(pa_simple *p, int *rerror) {
pa_context_state_t cst;
pa_stream_state_t sst;
@@ -92,7 +90,7 @@ static int iterate(pa_simple *p, int block, int *rerror) {
do {
if (pa_mainloop_iterate(p->mainloop, 1, NULL) < 0) {
if (rerror)
- *rerror = PA_ERROR_INTERNAL;
+ *rerror = PA_ERR_INTERNAL;
return -1;
}
@@ -106,7 +104,7 @@ static int iterate(pa_simple *p, int block, int *rerror) {
if (pa_mainloop_iterate(p->mainloop, 0, NULL) < 0) {
if (rerror)
- *rerror = PA_ERROR_INTERNAL;
+ *rerror = PA_ERR_INTERNAL;
return -1;
}
@@ -128,7 +126,7 @@ pa_simple* pa_simple_new(
int *rerror) {
pa_simple *p;
- int error = PA_ERROR_INTERNAL;
+ int error = PA_ERR_INTERNAL;
assert(ss && (dir == PA_STREAM_PLAYBACK || dir == PA_STREAM_RECORD));
p = pa_xmalloc(sizeof(pa_simple));
@@ -157,7 +155,7 @@ pa_simple* pa_simple_new(
goto fail;
if (dir == PA_STREAM_PLAYBACK)
- pa_stream_connect_playback(p->stream, dev, attr, 0, NULL);
+ pa_stream_connect_playback(p->stream, dev, attr, 0, NULL, NULL);
else
pa_stream_connect_record(p->stream, dev, attr, 0);
@@ -167,8 +165,6 @@ pa_simple* pa_simple_new(
goto fail;
}
- pa_stream_set_read_callback(p->stream, read_callback, p);
-
return p;
fail:
@@ -181,8 +177,6 @@ fail:
void pa_simple_free(pa_simple *s) {
assert(s);
- pa_xfree(s->read_data);
-
if (s->stream)
pa_stream_unref(s->stream);
@@ -215,7 +209,7 @@ int pa_simple_write(pa_simple *p, const void*data, size_t length, int *rerror) {
if (l > length)
l = length;
- pa_stream_write(p->stream, data, l, NULL, 0);
+ pa_stream_write(p->stream, data, l, NULL, 0, PA_SEEK_RELATIVE);
data = (const uint8_t*) data + l;
length -= l;
}
@@ -227,19 +221,6 @@ int pa_simple_write(pa_simple *p, const void*data, size_t length, int *rerror) {
return 0;
}
-static void read_callback(pa_stream *s, const void*data, size_t length, void *userdata) {
- pa_simple *p = userdata;
- assert(s && data && length && p);
-
- if (p->read_data) {
- pa_log(__FILE__": Buffer overflow, dropping incoming memory blocks.\n");
- pa_xfree(p->read_data);
- }
-
- p->read_data = pa_xmemdup(data, p->read_length = length);
- p->read_index = 0;
-}
-
int pa_simple_read(pa_simple *p, void*data, size_t length, int *rerror) {
assert(p && data && p->direction == PA_STREAM_RECORD);
@@ -251,13 +232,18 @@ int pa_simple_read(pa_simple *p, void*data, size_t length, int *rerror) {
}
while (length > 0) {
+
+ if (!p->read_data)
+ if (pa_stream_peek(p->stream, &p->read_data, &p->read_length) >= 0)
+ p->read_index = 0;
+
if (p->read_data) {
size_t l = length;
if (p->read_length <= l)
l = p->read_length;
- memcpy(data, (uint8_t*) p->read_data+p->read_index, l);
+ memcpy(data, (const uint8_t*) p->read_data+p->read_index, l);
data = (uint8_t*) data + l;
length -= l;
@@ -266,8 +252,9 @@ int pa_simple_read(pa_simple *p, void*data, size_t length, int *rerror) {
p->read_length -= l;
if (!p->read_length) {
- pa_xfree(p->read_data);
+ pa_stream_drop(p->stream);
p->read_data = NULL;
+ p->read_length = 0;
p->read_index = 0;
}
diff --git a/src/polyp/stream.c b/src/polyp/stream.c
index 35de2d01..5497f0c4 100644
--- a/src/polyp/stream.c
+++ b/src/polyp/stream.c
@@ -28,6 +28,7 @@
#include <stdio.h>
#include <string.h>
+#include <polyp/def.h>
#include <polypcore/xmalloc.h>
#include <polypcore/pstream-util.h>
#include <polypcore/util.h>
@@ -39,14 +40,11 @@
pa_stream *pa_stream_new(pa_context *c, const char *name, const pa_sample_spec *ss, const pa_channel_map *map) {
pa_stream *s;
+
assert(c);
- assert(ss);
-
- if (!pa_sample_spec_valid(ss))
- return NULL;
- if (map && !pa_channel_map_valid(map))
- return NULL;
+ PA_CHECK_VALIDITY_RETURN_NULL(c, ss && pa_sample_spec_valid(ss), PA_ERR_INVALID);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, !map || pa_channel_map_valid(map), PA_ERR_INVALID);
s = pa_xnew(pa_stream, 1);
s->ref = 1;
@@ -59,6 +57,10 @@ pa_stream *pa_stream_new(pa_context *c, const char *name, const pa_sample_spec *
s->write_userdata = NULL;
s->state_callback = NULL;
s->state_userdata = NULL;
+ s->overflow_callback = NULL;
+ s->overflow_userdata = NULL;
+ s->underflow_callback = NULL;
+ s->underflow_userdata = NULL;
s->direction = PA_STREAM_NODIRECTION;
s->name = pa_xstrdup(name);
@@ -71,13 +73,13 @@ pa_stream *pa_stream_new(pa_context *c, const char *name, const pa_sample_spec *
s->channel = 0;
s->channel_valid = 0;
+ s->syncid = c->csyncid++;
s->device_index = PA_INVALID_INDEX;
s->requested_bytes = 0;
- s->state = PA_STREAM_DISCONNECTED;
+ s->state = PA_STREAM_UNCONNECTED;
memset(&s->buffer_attr, 0, sizeof(s->buffer_attr));
- s->mcalign = pa_mcalign_new(pa_frame_size(ss), c->memblock_stat);
-
+ s->peek_memchunk.index = 0;
s->peek_memchunk.length = 0;
s->peek_memchunk.memblock = NULL;
@@ -114,42 +116,52 @@ static void stream_free(pa_stream *s) {
if (s->record_memblockq)
pa_memblockq_free(s->record_memblockq);
- pa_mcalign_free(s->mcalign);
-
pa_xfree(s->name);
pa_xfree(s);
}
void pa_stream_unref(pa_stream *s) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
if (--(s->ref) == 0)
stream_free(s);
}
pa_stream* pa_stream_ref(pa_stream *s) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
+
s->ref++;
return s;
}
pa_stream_state_t pa_stream_get_state(pa_stream *s) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
+
return s->state;
}
pa_context* pa_stream_get_context(pa_stream *s) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
+
return s->context;
}
uint32_t pa_stream_get_index(pa_stream *s) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
+
+ PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, PA_INVALID_INDEX);
+
return s->device_index;
}
void pa_stream_set_state(pa_stream *s, pa_stream_state_t st) {
- assert(s && s->ref >= 1);
+ assert(s);
+ assert(s->ref >= 1);
if (s->state == st)
return;
@@ -159,6 +171,8 @@ void pa_stream_set_state(pa_stream *s, pa_stream_state_t st) {
s->state = st;
if ((st == PA_STREAM_FAILED || st == PA_STREAM_TERMINATED) && s->context) {
+ /* Detach from context */
+
if (s->channel_valid)
pa_dynarray_put((s->direction == PA_STREAM_PLAYBACK) ? s->context->playback_streams : s->context->record_streams, s->channel, NULL);
@@ -182,14 +196,14 @@ void pa_command_stream_killed(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED
if (pa_tagstruct_getu32(t, &channel) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
if (!(s = pa_dynarray_get(command == PA_COMMAND_PLAYBACK_STREAM_KILLED ? c->playback_streams : c->record_streams, channel)))
goto finish;
- c->error = PA_ERROR_KILLED;
+ c->error = PA_ERR_KILLED;
pa_stream_set_state(s, PA_STREAM_FAILED);
finish:
@@ -207,24 +221,55 @@ void pa_command_request(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32
if (pa_tagstruct_getu32(t, &channel) < 0 ||
pa_tagstruct_getu32(t, &bytes) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
if (!(s = pa_dynarray_get(c->playback_streams, channel)))
goto finish;
- if (s->state != PA_STREAM_READY)
- goto finish;
+ if (s->state == PA_STREAM_READY) {
+ s->requested_bytes += bytes;
+
+ if (s->requested_bytes > 0 && s->write_callback)
+ s->write_callback(s, s->requested_bytes, s->write_userdata);
+ }
- pa_stream_ref(s);
+finish:
+ pa_context_unref(c);
+}
+
+void pa_command_overflow_or_underflow(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
+ pa_stream *s;
+ pa_context *c = userdata;
+ uint32_t channel;
+
+ assert(pd);
+ assert(command == PA_COMMAND_OVERFLOW || command == PA_COMMAND_UNDERFLOW);
+ assert(t);
+ assert(c);
+
+ pa_context_ref(c);
+
+ if (pa_tagstruct_getu32(t, &channel) < 0 ||
+ !pa_tagstruct_eof(t)) {
+ pa_context_fail(c, PA_ERR_PROTOCOL);
+ goto finish;
+ }
- s->requested_bytes += bytes;
+ if (!(s = pa_dynarray_get(c->playback_streams, channel)))
+ goto finish;
- if (s->requested_bytes && s->write_callback)
- s->write_callback(s, s->requested_bytes, s->write_userdata);
+ if (s->state == PA_STREAM_READY) {
- pa_stream_unref(s);
+ if (command == PA_COMMAND_OVERFLOW) {
+ if (s->overflow_callback)
+ s->overflow_callback(s, s->overflow_userdata);
+ } else if (command == PA_COMMAND_UNDERFLOW) {
+ if (s->underflow_callback)
+ s->underflow_callback(s, s->underflow_userdata);
+ }
+ }
finish:
pa_context_unref(c);
@@ -270,14 +315,21 @@ void pa_create_stream_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED
((s->direction != PA_STREAM_UPLOAD) && pa_tagstruct_getu32(t, &s->device_index) < 0) ||
((s->direction != PA_STREAM_RECORD) && pa_tagstruct_getu32(t, &s->requested_bytes) < 0) ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(s->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(s->context, PA_ERR_PROTOCOL);
goto finish;
}
if (s->direction == PA_STREAM_RECORD) {
assert(!s->record_memblockq);
- s->record_memblockq = pa_memblockq_new(s->buffer_attr.maxlength, 0,
- pa_frame_size(&s->sample_spec), 0, 0, s->context->memblock_stat);
+ s->record_memblockq = pa_memblockq_new(
+ 0,
+ s->buffer_attr.maxlength,
+ 0,
+ pa_frame_size(&s->sample_spec),
+ 1,
+ 0,
+ NULL,
+ s->context->memblock_stat);
assert(s->record_memblockq);
}
@@ -303,13 +355,32 @@ finish:
pa_stream_unref(s);
}
-static void create_stream(pa_stream *s, const char *dev, const pa_buffer_attr *attr, pa_stream_flags_t flags, const pa_cvolume *volume) {
+static int create_stream(
+ pa_stream_direction_t direction,
+ pa_stream *s,
+ const char *dev,
+ const pa_buffer_attr *attr,
+ pa_stream_flags_t flags,
+ const pa_cvolume *volume,
+ pa_stream *sync_stream) {
+
pa_tagstruct *t;
uint32_t tag;
- assert(s && s->ref >= 1 && s->state == PA_STREAM_DISCONNECTED);
+
+ assert(s);
+ assert(s->ref >= 1);
+
+ PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_UNCONNECTED, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, (flags & ~(PA_STREAM_START_CORKED|PA_STREAM_INTERPOLATE_LATENCY)) == 0, PA_ERR_INVALID);
+ PA_CHECK_VALIDITY(s->context, direction == PA_STREAM_PLAYBACK || flags == 0, PA_ERR_INVALID);
pa_stream_ref(s);
+ s->direction = direction;
+
+ if (sync_stream)
+ s->syncid = sync_stream->syncid;
+
s->interpolate = !!(flags & PA_STREAM_INTERPOLATE_LATENCY);
pa_stream_trash_ipol(s);
@@ -336,25 +407,28 @@ static void create_stream(pa_stream *s, const char *dev, const pa_buffer_attr *a
dev = s->context->conf->default_source;
}
- pa_tagstruct_put(t,
- PA_TAG_U32, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_CREATE_PLAYBACK_STREAM : PA_COMMAND_CREATE_RECORD_STREAM,
- PA_TAG_U32, tag = s->context->ctag++,
- PA_TAG_STRING, s->name,
- PA_TAG_SAMPLE_SPEC, &s->sample_spec,
- PA_TAG_CHANNEL_MAP, &s->channel_map,
- PA_TAG_U32, PA_INVALID_INDEX,
- PA_TAG_STRING, dev,
- PA_TAG_U32, s->buffer_attr.maxlength,
- PA_TAG_BOOLEAN, !!(flags & PA_STREAM_START_CORKED),
- PA_TAG_INVALID);
+ pa_tagstruct_put(
+ t,
+ PA_TAG_U32, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_CREATE_PLAYBACK_STREAM : PA_COMMAND_CREATE_RECORD_STREAM,
+ PA_TAG_U32, tag = s->context->ctag++,
+ PA_TAG_STRING, s->name,
+ PA_TAG_SAMPLE_SPEC, &s->sample_spec,
+ PA_TAG_CHANNEL_MAP, &s->channel_map,
+ PA_TAG_U32, PA_INVALID_INDEX,
+ PA_TAG_STRING, dev,
+ PA_TAG_U32, s->buffer_attr.maxlength,
+ PA_TAG_BOOLEAN, !!(flags & PA_STREAM_START_CORKED),
+ PA_TAG_INVALID);
if (s->direction == PA_STREAM_PLAYBACK) {
pa_cvolume cv;
- pa_tagstruct_put(t,
- PA_TAG_U32, s->buffer_attr.tlength,
- PA_TAG_U32, s->buffer_attr.prebuf,
- PA_TAG_U32, s->buffer_attr.minreq,
- PA_TAG_INVALID);
+ pa_tagstruct_put(
+ t,
+ PA_TAG_U32, s->buffer_attr.tlength,
+ PA_TAG_U32, s->buffer_attr.prebuf,
+ PA_TAG_U32, s->buffer_attr.minreq,
+ PA_TAG_U32, s->syncid,
+ PA_TAG_INVALID);
if (!volume) {
pa_cvolume_reset(&cv, s->sample_spec.channels);
@@ -369,23 +443,57 @@ static void create_stream(pa_stream *s, const char *dev, const pa_buffer_attr *a
pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_create_stream_callback, s);
pa_stream_unref(s);
+ return 0;
}
-void pa_stream_connect_playback(pa_stream *s, const char *dev, const pa_buffer_attr *attr, pa_stream_flags_t flags, pa_cvolume *volume) {
- assert(s && s->context->state == PA_CONTEXT_READY && s->ref >= 1);
- s->direction = PA_STREAM_PLAYBACK;
- create_stream(s, dev, attr, flags, volume);
+int pa_stream_connect_playback(
+ pa_stream *s,
+ const char *dev,
+ const pa_buffer_attr *attr,
+ pa_stream_flags_t flags,
+ pa_cvolume *volume,
+ pa_stream *sync_stream) {
+
+ assert(s);
+ assert(s->ref >= 1);
+
+ return create_stream(PA_STREAM_PLAYBACK, s, dev, attr, flags, volume, sync_stream);
}
-void pa_stream_connect_record(pa_stream *s, const char *dev, const pa_buffer_attr *attr, pa_stream_flags_t flags) {
- assert(s && s->context->state == PA_CONTEXT_READY && s->ref >= 1);
- s->direction = PA_STREAM_RECORD;
- create_stream(s, dev, attr, flags, 0);
+int pa_stream_connect_record(
+ pa_stream *s,
+ const char *dev,
+ const pa_buffer_attr *attr,
+ pa_stream_flags_t flags) {
+
+ assert(s);
+ assert(s->ref >= 1);
+
+ return create_stream(PA_STREAM_RECORD, s, dev, attr, flags, NULL, NULL);
}
-void pa_stream_write(pa_stream *s, const void *data, size_t length, void (*free_cb)(void *p), size_t delta) {
+int pa_stream_write(
+ pa_stream *s,
+ const void *data,
+ size_t length,
+ void (*free_cb)(void *p),
+ int64_t offset,
+ pa_seek_mode_t seek) {
+
pa_memchunk chunk;
- assert(s && s->context && data && length && s->state == PA_STREAM_READY && s->ref >= 1);
+
+ assert(s);
+ assert(s->ref >= 1);
+ assert(s->context);
+ assert(data);
+
+ PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_PLAYBACK || s->direction == PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, seek <= PA_SEEK_RELATIVE_END, PA_ERR_INVALID);
+ PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_PLAYBACK || (seek == PA_SEEK_RELATIVE && offset == 0), PA_ERR_INVALID);
+
+ if (length <= 0)
+ return 0;
if (free_cb) {
chunk.memblock = pa_memblock_new_user((void*) data, length, free_cb, 1, s->context->memblock_stat);
@@ -398,7 +506,7 @@ void pa_stream_write(pa_stream *s, const void *data, size_t length, void (*free_
chunk.index = 0;
chunk.length = length;
- pa_pstream_send_memblock(s->context->pstream, s->channel, delta, &chunk);
+ pa_pstream_send_memblock(s->context->pstream, s->channel, offset, seek, &chunk);
pa_memblock_unref(chunk.memblock);
if (length < s->requested_bytes)
@@ -407,72 +515,87 @@ void pa_stream_write(pa_stream *s, const void *data, size_t length, void (*free_
s->requested_bytes = 0;
s->counter += length;
+ return 0;
}
-void pa_stream_peek(pa_stream *s, void **data, size_t *length) {
- assert(s && s->record_memblockq && data && length && s->state == PA_STREAM_READY && s->ref >= 1);
+int pa_stream_peek(pa_stream *s, const void **data, size_t *length) {
+ assert(s);
+ assert(s->ref >= 1);
+ assert(data);
+ assert(length);
+ PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE);
+
if (!s->peek_memchunk.memblock) {
- *data = NULL;
- *length = 0;
-
- if (pa_memblockq_peek(s->record_memblockq, &s->peek_memchunk) < 0)
- return;
- pa_memblockq_drop(s->record_memblockq, &s->peek_memchunk, s->peek_memchunk.length);
+ if (pa_memblockq_peek(s->record_memblockq, &s->peek_memchunk) < 0) {
+ *data = NULL;
+ *length = 0;
+ return 0;
+ }
}
- *data = (char*)s->peek_memchunk.memblock->data + s->peek_memchunk.index;
+ *data = (const char*) s->peek_memchunk.memblock->data + s->peek_memchunk.index;
*length = s->peek_memchunk.length;
+ return 0;
}
-void pa_stream_drop(pa_stream *s) {
- assert(s && s->peek_memchunk.memblock && s->state == PA_STREAM_READY && s->ref >= 1);
-
- s->counter += s->peek_memchunk.length;
+int pa_stream_drop(pa_stream *s) {
+ assert(s);
+ assert(s->ref >= 1);
+ PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, s->peek_memchunk.memblock, PA_ERR_BADSTATE);
+
+ pa_memblockq_drop(s->record_memblockq, &s->peek_memchunk, s->peek_memchunk.length);
+
pa_memblock_unref(s->peek_memchunk.memblock);
-
s->peek_memchunk.length = 0;
+ s->peek_memchunk.index = 0;
s->peek_memchunk.memblock = NULL;
+
+ s->counter += s->peek_memchunk.length;
+ return 0;
}
size_t pa_stream_writable_size(pa_stream *s) {
- assert(s && s->ref >= 1);
- return s->state == PA_STREAM_READY ? s->requested_bytes : 0;
+ assert(s);
+ assert(s->ref >= 1);
+
+ PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, (size_t) -1);
+ PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direction == PA_STREAM_PLAYBACK, PA_ERR_BADSTATE, (size_t) -1);
+
+ return s->requested_bytes;
}
size_t pa_stream_readable_size(pa_stream *s) {
- size_t sz;
-
- assert(s && s->ref >= 1);
-
- if (s->state != PA_STREAM_READY)
- return 0;
-
- assert(s->record_memblockq);
-
- sz = (size_t)pa_memblockq_get_length(s->record_memblockq);
+ assert(s);
+ assert(s->ref >= 1);
- if (s->peek_memchunk.memblock)
- sz += s->peek_memchunk.length;
+ PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, (size_t) -1);
+ PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE, (size_t) -1);
- return sz;
+ return pa_memblockq_get_length(s->record_memblockq);
}
pa_operation * pa_stream_drain(pa_stream *s, void (*cb) (pa_stream*s, int success, void *userdata), void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
- assert(s && s->ref >= 1 && s->state == PA_STREAM_READY);
+
+ assert(s);
+ assert(s->ref >= 1);
+
+ PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction == PA_STREAM_PLAYBACK, PA_ERR_BADSTATE);
o = pa_operation_new(s->context, s);
- assert(o);
o->callback = (pa_operation_callback) cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
- assert(t);
pa_tagstruct_putu32(t, PA_COMMAND_DRAIN_PLAYBACK_STREAM);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);
@@ -501,7 +624,7 @@ static void stream_get_latency_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_get_timeval(t, &remote) < 0 ||
pa_tagstruct_getu64(t, &i.counter) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
} else {
pa_gettimeofday(&now);
@@ -549,15 +672,18 @@ pa_operation* pa_stream_get_latency_info(pa_stream *s, void (*cb)(pa_stream *p,
pa_operation *o;
pa_tagstruct *t;
struct timeval now;
- assert(s && s->direction != PA_STREAM_UPLOAD);
+
+ assert(s);
+ assert(s->ref >= 1);
+ PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
+
o = pa_operation_new(s->context, s);
- assert(o);
o->callback = (pa_operation_callback) cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
- assert(t);
pa_tagstruct_putu32(t, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_GET_PLAYBACK_LATENCY : PA_COMMAND_GET_RECORD_LATENCY);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);
@@ -585,7 +711,7 @@ void pa_stream_disconnect_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UN
pa_stream_set_state(s, PA_STREAM_FAILED);
goto finish;
} else if (!pa_tagstruct_eof(t)) {
- pa_context_fail(s->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(s->context, PA_ERR_PROTOCOL);
goto finish;
}
@@ -595,18 +721,19 @@ finish:
pa_stream_unref(s);
}
-void pa_stream_disconnect(pa_stream *s) {
+int pa_stream_disconnect(pa_stream *s) {
pa_tagstruct *t;
uint32_t tag;
- assert(s && s->ref >= 1);
- if (!s->channel_valid || !s->context->state == PA_CONTEXT_READY)
- return;
+ assert(s);
+ assert(s->ref >= 1);
+
+ PA_CHECK_VALIDITY(s->context, s->channel_valid, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY(s->context, s->context->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
pa_stream_ref(s);
t = pa_tagstruct_new(NULL, 0);
- assert(t);
pa_tagstruct_putu32(t, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_DELETE_PLAYBACK_STREAM :
(s->direction == PA_STREAM_RECORD ? PA_COMMAND_DELETE_RECORD_STREAM : PA_COMMAND_DELETE_UPLOAD_STREAM));
@@ -616,26 +743,49 @@ void pa_stream_disconnect(pa_stream *s) {
pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_stream_disconnect_callback, s);
pa_stream_unref(s);
+ return 0;
}
-void pa_stream_set_read_callback(pa_stream *s, void (*cb)(pa_stream *p, size_t length, void *userdata), void *userdata) {
- assert(s && s->ref >= 1);
+void pa_stream_set_read_callback(pa_stream *s, pa_stream_request_cb_t cb, void *userdata) {
+ assert(s);
+ assert(s->ref >= 1);
+
s->read_callback = cb;
s->read_userdata = userdata;
}
-void pa_stream_set_write_callback(pa_stream *s, void (*cb)(pa_stream *p, size_t length, void *userdata), void *userdata) {
- assert(s && s->ref >= 1);
+void pa_stream_set_write_callback(pa_stream *s, pa_stream_request_cb_t cb, void *userdata) {
+ assert(s);
+ assert(s->ref >= 1);
+
s->write_callback = cb;
s->write_userdata = userdata;
}
-void pa_stream_set_state_callback(pa_stream *s, void (*cb)(pa_stream *s, void *userdata), void *userdata) {
- assert(s && s->ref >= 1);
+void pa_stream_set_state_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *userdata) {
+ assert(s);
+ assert(s->ref >= 1);
+
s->state_callback = cb;
s->state_userdata = userdata;
}
+void pa_stream_set_overflow_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *userdata) {
+ assert(s);
+ assert(s->ref >= 1);
+
+ s->overflow_callback = cb;
+ s->overflow_userdata = userdata;
+}
+
+void pa_stream_set_underflow_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *userdata) {
+ assert(s);
+ assert(s->ref >= 1);
+
+ s->underflow_callback = cb;
+ s->underflow_userdata = userdata;
+}
+
void pa_stream_simple_ack_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int success = 1;
@@ -647,7 +797,7 @@ void pa_stream_simple_ack_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UN
success = 0;
} else if (!pa_tagstruct_eof(t)) {
- pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
diff --git a/src/polyp/stream.h b/src/polyp/stream.h
index 9bbda436..ce535963 100644
--- a/src/polyp/stream.h
+++ b/src/polyp/stream.h
@@ -40,8 +40,27 @@ PA_C_DECL_BEGIN
* An opaque stream for playback or recording */
typedef struct pa_stream pa_stream;
+/** A generic callback for operation completion */
+typedef void (*pa_stream_success_cb_t) (pa_stream*s, int success, void *userdata);
+
+/** A generic free callback */
+typedef void (*pa_free_cb_t)(void *p);
+
+/** A generic request callback */
+typedef void (*pa_stream_request_cb_t)(pa_stream *p, size_t length, void *userdata);
+
+/** A generic notification callback */
+typedef void (*pa_stream_notify_cb_t)(pa_stream *p, void *userdata);
+
+/** Callback prototype for pa_stream_get_latency_info() */
+typedef void (*pa_stream_get_latency_info_cb_t)(pa_stream *p, const pa_latency_info *i, void *userdata);
+
/** Create a new, unconnected stream with the specified name and sample type */
-pa_stream* pa_stream_new(pa_context *c, const char *name, const pa_sample_spec *ss, const pa_channel_map *map);
+pa_stream* pa_stream_new(
+ pa_context *c,
+ const char *name,
+ const pa_sample_spec *ss,
+ const pa_channel_map *map);
/** Decrease the reference counter by one */
void pa_stream_unref(pa_stream *s);
@@ -59,108 +78,101 @@ pa_context* pa_stream_get_context(pa_stream *p);
uint32_t pa_stream_get_index(pa_stream *s);
/** Connect the stream to a sink */
-void pa_stream_connect_playback(
- pa_stream *s,
- const char *dev,
- const pa_buffer_attr *attr,
- pa_stream_flags_t flags,
- pa_cvolume *volume);
+int pa_stream_connect_playback(
+ pa_stream *s /**< The stream to connect to a sink */,
+ const char *dev /**< Name of the sink to connect to, or NULL for default */ ,
+ const pa_buffer_attr *attr /**< Buffering attributes, or NULL for default */,
+ pa_stream_flags_t flags /**< Additional flags, or 0 for default */,
+ pa_cvolume *volume /**< Initial volume, or NULL for default */,
+ pa_stream *sync_stream /**< Synchronize this stream with the specified one, or NULL for a standalone stream*/);
/** Connect the stream to a source */
-void pa_stream_connect_record(
- pa_stream *s,
- const char *dev,
- const pa_buffer_attr *attr,
- pa_stream_flags_t flags);
+int pa_stream_connect_record(
+ pa_stream *s,
+ const char *dev,
+ const pa_buffer_attr *attr,
+ pa_stream_flags_t flags);
/** Disconnect a stream from a source/sink */
-void pa_stream_disconnect(pa_stream *s);
+int pa_stream_disconnect(pa_stream *s);
/** Write some data to the server (for playback sinks), if free_cb is
* non-NULL this routine is called when all data has been written out
* and an internal reference to the specified data is kept, the data
* is not copied. If NULL, the data is copied into an internal
- * buffer. */
-void pa_stream_write(pa_stream *p /**< The stream to use */,
- const void *data /**< The data to write */,
- size_t length /**< The length of the data to write */,
- void (*free_cb)(void *p) /**< A cleanup routine for the data or NULL to request an internal copy */,
- size_t delta /**< Drop this many
- bytes in the playback
- buffer before writing
- this data. Use
- (size_t) -1 for
- clearing the whole
- playback
- buffer. Normally you
- will specify 0 here,
- i.e. append to the
- playback buffer. If
- the value given here
- is greater than the
- buffered data length
- the buffer is cleared
- and the data is
- written to the
- buffer's start. This
- value is ignored on
- upload streams. */);
-
-/** Read the next fragment from the buffer (for capture sources).
+ * buffer. The client my freely seek around in the output buffer. For
+ * most applications passing 0 and PA_SEEK_RELATIVE as arguments for
+ * offset and seek should be useful.*/
+int pa_stream_write(
+ pa_stream *p /**< The stream to use */,
+ const void *data /**< The data to write */,
+ size_t length /**< The length of the data to write */,
+ pa_free_cb_t free_cb /**< A cleanup routine for the data or NULL to request an internal copy */,
+ int64_t offset, /**< Offset for seeking, must be 0 for upload streams */
+ pa_seek_mode_t seek /**< Seek mode, must be PA_SEEK_RELATIVE for upload streams */);
+
+/** Read the next fragment from the buffer (for recording).
* data will point to the actual data and length will contain the size
* of the data in bytes (which can be less than a complete framgnet).
- * Use pa_stream_drop() to actually remove the data from the buffer.
- * \since 0.8 */
-void pa_stream_peek(pa_stream *p /**< The stream to use */,
- void **data /**< Pointer to pointer that will point to data */,
- size_t *length /**< The length of the data read */);
+ * Use pa_stream_drop() to actually remove the data from the
+ * buffer. If no data is available will return a NULL pointer \since 0.8 */
+int pa_stream_peek(
+ pa_stream *p /**< The stream to use */,
+ const void **data /**< Pointer to pointer that will point to data */,
+ size_t *length /**< The length of the data read */);
/** Remove the current fragment. It is invalid to do this without first
* calling pa_stream_peek(). \since 0.8 */
-void pa_stream_drop(pa_stream *p);
+int pa_stream_drop(pa_stream *p);
-/** Return the amount of bytes that may be written using pa_stream_write() */
+/** Return the nember of bytes that may be written using pa_stream_write() */
size_t pa_stream_writable_size(pa_stream *p);
-/** Return the ammount of bytes that may be read using pa_stream_read() \since 0.8 */
+/** Return the number of bytes that may be read using pa_stream_read() \since 0.8 */
size_t pa_stream_readable_size(pa_stream *p);
-/** Drain a playback stream */
-pa_operation* pa_stream_drain(pa_stream *s, void (*cb) (pa_stream*s, int success, void *userdata), void *userdata);
+/** Drain a playback stream. Use this for notification when the buffer is empty */
+pa_operation* pa_stream_drain(pa_stream *s, pa_stream_success_cb_t cb, void *userdata);
/** Get the playback latency of a stream */
-pa_operation* pa_stream_get_latency_info(pa_stream *p, void (*cb)(pa_stream *p, const pa_latency_info *i, void *userdata), void *userdata);
+pa_operation* pa_stream_get_latency_info(pa_stream *p, pa_stream_get_latency_info_cb_t cby, void *userdata);
/** Set the callback function that is called whenever the state of the stream changes */
-void pa_stream_set_state_callback(pa_stream *s, void (*cb)(pa_stream *s, void *userdata), void *userdata);
+void pa_stream_set_state_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *userdata);
/** Set the callback function that is called when new data may be
* written to the stream. */
-void pa_stream_set_write_callback(pa_stream *p, void (*cb)(pa_stream *p, size_t length, void *userdata), void *userdata);
+void pa_stream_set_write_callback(pa_stream *p, pa_stream_request_cb_t cb, void *userdata);
/** Set the callback function that is called when new data is available from the stream.
- * Return the number of bytes read. \since 0.8
- */
-void pa_stream_set_read_callback(pa_stream *p, void (*cb)(pa_stream *p, size_t length, void *userdata), void *userdata);
+ * Return the number of bytes read. \since 0.8 */
+void pa_stream_set_read_callback(pa_stream *p, pa_stream_request_cb_t cb, void *userdata);
+
+/** Set the callback function that is called when a buffer overflow happens. (Only for playback streams) \since 0.8 */
+void pa_stream_set_overflow_callback(pa_stream *p, pa_stream_notify_cb_t cb, void *userdata);
+
+/** Set the callback function that is called when a buffer underflow happens. (Only for playback streams) \since 0.8 */
+void pa_stream_set_underflow_callback(pa_stream *p, pa_stream_notify_cb_t cb, void *userdata);
/** Pause (or resume) playback of this stream temporarily. Available on both playback and recording streams. \since 0.3 */
-pa_operation* pa_stream_cork(pa_stream *s, int b, void (*cb) (pa_stream*s, int success, void *userdata), void *userdata);
+pa_operation* pa_stream_cork(pa_stream *s, int b, pa_stream_success_cb_t cb, void *userdata);
/** Flush the playback buffer of this stream. Most of the time you're
* better off using the parameter delta of pa_stream_write() instead of this
* function. Available on both playback and recording streams. \since 0.3 */
-pa_operation* pa_stream_flush(pa_stream *s, void (*cb)(pa_stream *s, int success, void *userdata), void *userdata);
+pa_operation* pa_stream_flush(pa_stream *s, pa_stream_success_cb_t cb, void *userdata);
-/** Reenable prebuffering. Available for playback streams only. \since 0.6 */
-pa_operation* pa_stream_prebuf(pa_stream *s, void (*cb)(pa_stream *s, int success, void *userdata), void *userdata);
+/** Reenable prebuffering as specified in the pa_buffer_attr
+ * structure. Available for playback streams only. \since 0.6 */
+pa_operation* pa_stream_prebuf(pa_stream *s, pa_stream_success_cb_t cb, void *userdata);
/** Request immediate start of playback on this stream. This disables
- * prebuffering as specified in the pa_buffer_attr structure. Available for playback streams only. \since
- * 0.3 */
-pa_operation* pa_stream_trigger(pa_stream *s, void (*cb)(pa_stream *s, int success, void *userdata), void *userdata);
+ * prebuffering as specified in the pa_buffer_attr
+ * structure, temporarily. Available for playback streams only. \since 0.3 */
+pa_operation* pa_stream_trigger(pa_stream *s, pa_stream_success_cb_t cb, void *userdata);
/** Rename the stream. \since 0.5 */
-pa_operation* pa_stream_set_name(pa_stream *s, const char *name, void(*cb)(pa_stream*c, int success, void *userdata), void *userdata);
+pa_operation* pa_stream_set_name(pa_stream *s, const char *name, pa_stream_success_cb_t cb, void *userdata);
/** Return the total number of bytes written to/read from the
* stream. This counter is not reset on pa_stream_flush(), you may do
diff --git a/src/polyp/subscribe.c b/src/polyp/subscribe.c
index b90e0bf1..4e00997a 100644
--- a/src/polyp/subscribe.c
+++ b/src/polyp/subscribe.c
@@ -44,7 +44,7 @@ void pa_command_subscribe_event(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSE
if (pa_tagstruct_getu32(t, &e) < 0 ||
pa_tagstruct_getu32(t, &index) < 0 ||
!pa_tagstruct_eof(t)) {
- pa_context_fail(c, PA_ERROR_PROTOCOL);
+ pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
diff --git a/src/polypcore/iochannel.c b/src/polypcore/iochannel.c
index 7fd09152..c33f593e 100644
--- a/src/polypcore/iochannel.c
+++ b/src/polypcore/iochannel.c
@@ -59,17 +59,17 @@ static void enable_mainloop_sources(pa_iochannel *io) {
pa_io_event_flags_t f = PA_IO_EVENT_NULL;
assert(io->input_event);
- if (!io->readable)
+ if (!pa_iochannel_is_readable(io))
f |= PA_IO_EVENT_INPUT;
- if (!io->writable)
+ if (!pa_iochannel_is_writable(io))
f |= PA_IO_EVENT_OUTPUT;
io->mainloop->io_enable(io->input_event, f);
} else {
if (io->input_event)
- io->mainloop->io_enable(io->input_event, io->readable ? PA_IO_EVENT_NULL : PA_IO_EVENT_INPUT);
+ io->mainloop->io_enable(io->input_event, pa_iochannel_is_readable(io) ? PA_IO_EVENT_NULL : PA_IO_EVENT_INPUT);
if (io->output_event)
- io->mainloop->io_enable(io->output_event, io->writable ? PA_IO_EVENT_NULL : PA_IO_EVENT_OUTPUT);
+ io->mainloop->io_enable(io->output_event, pa_iochannel_is_writable(io) ? PA_IO_EVENT_NULL : PA_IO_EVENT_OUTPUT);
}
}
@@ -82,33 +82,21 @@ static void callback(pa_mainloop_api* m, pa_io_event *e, int fd, pa_io_event_fla
assert(fd >= 0);
assert(userdata);
- if ((f & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR)) && !io->hungup) {
+ if ((f & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR)) & !io->hungup) {
io->hungup = 1;
changed = 1;
+ }
- if (e == io->input_event) {
- io->mainloop->io_free(io->input_event);
- io->input_event = NULL;
-
- if (io->output_event == e)
- io->output_event = NULL;
- } else if (e == io->output_event) {
- io->mainloop->io_free(io->output_event);
- io->output_event = NULL;
- }
- } else {
-
- if ((f & PA_IO_EVENT_INPUT) && !io->readable) {
- io->readable = 1;
- changed = 1;
- assert(e == io->input_event);
- }
-
- if ((f & PA_IO_EVENT_OUTPUT) && !io->writable) {
- io->writable = 1;
- changed = 1;
- assert(e == io->output_event);
- }
+ if ((f & PA_IO_EVENT_INPUT) && !io->readable) {
+ io->readable = 1;
+ changed = 1;
+ assert(e == io->input_event);
+ }
+
+ if ((f & PA_IO_EVENT_OUTPUT) && !io->writable) {
+ io->writable = 1;
+ changed = 1;
+ assert(e == io->output_event);
}
if (changed) {
@@ -217,6 +205,7 @@ ssize_t pa_iochannel_write(pa_iochannel*io, const void*data, size_t l) {
if (r < 0)
#endif
r = write(io->ofd, data, l);
+
if (r >= 0) {
io->writable = 0;
enable_mainloop_sources(io);
diff --git a/src/polypcore/llist.h b/src/polypcore/llist.h
index eb8cd017..c54742d3 100644
--- a/src/polypcore/llist.h
+++ b/src/polypcore/llist.h
@@ -66,4 +66,14 @@
_item->next = _item->prev = NULL; \
} while(0)
+#define PA_LLIST_FIND_HEAD(t,item,head) \
+do { \
+ t **_head = (head), *_item = (item); \
+ *_head = _item; \
+ assert(_head); \
+ while ((*_head)->prev) \
+ *_head = (*_head)->prev; \
+} while (0) \
+
+
#endif
diff --git a/src/polypcore/mcalign.c b/src/polypcore/mcalign.c
index 0f229e28..f90fd7e8 100644
--- a/src/polypcore/mcalign.c
+++ b/src/polypcore/mcalign.c
@@ -43,6 +43,7 @@ pa_mcalign *pa_mcalign_new(size_t base, pa_memblock_stat *s) {
assert(base);
m = pa_xnew(pa_mcalign, 1);
+
m->base = base;
pa_memchunk_reset(&m->leftover);
pa_memchunk_reset(&m->current);
@@ -64,11 +65,16 @@ void pa_mcalign_free(pa_mcalign *m) {
}
void pa_mcalign_push(pa_mcalign *m, const pa_memchunk *c) {
- assert(m && c && c->memblock && c->length);
+ assert(m);
+ assert(c);
+
+ assert(c->memblock);
+ assert(c->length > 0);
+
+ assert(!m->current.memblock);
/* Append to the leftover memory block */
if (m->leftover.memblock) {
- assert(!m->current.memblock);
/* Try to merge */
if (m->leftover.memblock == c->memblock &&
@@ -110,8 +116,6 @@ void pa_mcalign_push(pa_mcalign *m, const pa_memchunk *c) {
}
}
} else {
- assert(!m->leftover.memblock && !m->current.memblock);
-
/* Nothing to merge or copy, just store it */
if (c->length >= m->base)
@@ -124,7 +128,8 @@ void pa_mcalign_push(pa_mcalign *m, const pa_memchunk *c) {
}
int pa_mcalign_pop(pa_mcalign *m, pa_memchunk *c) {
- assert(m && c);
+ assert(m);
+ assert(c);
/* First test if there's a leftover memory block available */
if (m->leftover.memblock) {
@@ -187,3 +192,15 @@ int pa_mcalign_pop(pa_mcalign *m, pa_memchunk *c) {
return -1;
}
+
+size_t pa_mcalign_csize(pa_mcalign *m, size_t l) {
+ assert(m);
+ assert(l > 0);
+
+ assert(!m->current.memblock);
+
+ if (m->leftover.memblock)
+ l += m->leftover.length;
+
+ return (l/m->base)*m->base;
+}
diff --git a/src/polypcore/mcalign.h b/src/polypcore/mcalign.h
index a9107e0e..58019462 100644
--- a/src/polypcore/mcalign.h
+++ b/src/polypcore/mcalign.h
@@ -74,4 +74,7 @@ void pa_mcalign_push(pa_mcalign *m, const pa_memchunk *c);
* nonzero otherwise. */
int pa_mcalign_pop(pa_mcalign *m, pa_memchunk *c);
+/* If we pass l bytes in now, how many bytes would we get out? */
+size_t pa_mcalign_csize(pa_mcalign *m, size_t l);
+
#endif
diff --git a/src/polypcore/memblock.c b/src/polypcore/memblock.c
index 2c0bef57..04e8436f 100644
--- a/src/polypcore/memblock.c
+++ b/src/polypcore/memblock.c
@@ -111,13 +111,16 @@ pa_memblock *pa_memblock_new_user(void *d, size_t length, void (*free_cb)(void *
}
pa_memblock* pa_memblock_ref(pa_memblock*b) {
- assert(b && b->ref >= 1);
+ assert(b);
+ assert(b->ref >= 1);
+
b->ref++;
return b;
}
void pa_memblock_unref(pa_memblock*b) {
- assert(b && b->ref >= 1);
+ assert(b);
+ assert(b->ref >= 1);
if ((--(b->ref)) == 0) {
stat_remove(b);
diff --git a/src/polypcore/memblock.h b/src/polypcore/memblock.h
index c5751406..9471278a 100644
--- a/src/polypcore/memblock.h
+++ b/src/polypcore/memblock.h
@@ -79,7 +79,6 @@ references to the memory. This causes the memory to be copied and
converted into a PA_MEMBLOCK_DYNAMIC type memory block */
void pa_memblock_unref_fixed(pa_memblock*b);
-
pa_memblock_stat* pa_memblock_stat_new(void);
void pa_memblock_stat_unref(pa_memblock_stat *s);
pa_memblock_stat * pa_memblock_stat_ref(pa_memblock_stat *s);
diff --git a/src/polypcore/memblockq.c b/src/polypcore/memblockq.c
index 4a0225e5..05c810bd 100644
--- a/src/polypcore/memblockq.c
+++ b/src/polypcore/memblockq.c
@@ -38,30 +38,45 @@
struct memblock_list {
struct memblock_list *next, *prev;
+ int64_t index;
pa_memchunk chunk;
};
struct pa_memblockq {
struct memblock_list *blocks, *blocks_tail;
unsigned n_blocks;
- size_t current_length, maxlength, tlength, base, prebuf, orig_prebuf, minreq;
- pa_mcalign *mcalign;
+ size_t maxlength, tlength, base, prebuf, minreq;
+ int64_t read_index, write_index;
+ enum { PREBUF, RUNNING } state;
pa_memblock_stat *memblock_stat;
+ pa_memblock *silence;
+ pa_mcalign *mcalign;
};
-pa_memblockq* pa_memblockq_new(size_t maxlength, size_t tlength, size_t base, size_t prebuf, size_t minreq, pa_memblock_stat *s) {
+pa_memblockq* pa_memblockq_new(
+ int64_t idx,
+ size_t maxlength,
+ size_t tlength,
+ size_t base,
+ size_t prebuf,
+ size_t minreq,
+ pa_memblock *silence,
+ pa_memblock_stat *s) {
+
pa_memblockq* bq;
- assert(maxlength && base && maxlength);
- bq = pa_xmalloc(sizeof(pa_memblockq));
- bq->blocks = bq->blocks_tail = 0;
+ assert(base > 0);
+ assert(maxlength >= base);
+
+ bq = pa_xnew(pa_memblockq, 1);
+ bq->blocks = bq->blocks_tail = NULL;
bq->n_blocks = 0;
- bq->current_length = 0;
+ bq->base = base;
+ bq->read_index = bq->write_index = idx;
+ bq->memblock_stat = s;
pa_log_debug(__FILE__": memblockq requested: maxlength=%u, tlength=%u, base=%u, prebuf=%u, minreq=%u\n", maxlength, tlength, base, prebuf, minreq);
-
- bq->base = base;
bq->maxlength = ((maxlength+base-1)/base)*base;
assert(bq->maxlength >= base);
@@ -70,26 +85,25 @@ pa_memblockq* pa_memblockq_new(size_t maxlength, size_t tlength, size_t base, si
if (!bq->tlength || bq->tlength >= bq->maxlength)
bq->tlength = bq->maxlength;
- bq->minreq = (minreq/base)*base;
- if (bq->minreq == 0)
- bq->minreq = 1;
-
- bq->prebuf = (prebuf == (size_t) -1) ? bq->maxlength/2 : prebuf;
- bq->prebuf = (bq->prebuf/base)*base;
+ bq->prebuf = (prebuf == (size_t) -1) ? bq->tlength/2 : prebuf;
+ bq->prebuf = ((bq->prebuf+base-1)/base)*base;
if (bq->prebuf > bq->maxlength)
bq->prebuf = bq->maxlength;
- if (bq->prebuf > bq->tlength - bq->minreq)
- bq->prebuf = bq->tlength - bq->minreq;
+ bq->minreq = (minreq/base)*base;
+
+ if (bq->minreq > bq->tlength - bq->prebuf)
+ bq->minreq = bq->tlength - bq->prebuf;
- bq->orig_prebuf = bq->prebuf;
+ if (!bq->minreq)
+ bq->minreq = 1;
pa_log_debug(__FILE__": memblockq sanitized: maxlength=%u, tlength=%u, base=%u, prebuf=%u, minreq=%u\n", bq->maxlength, bq->tlength, bq->base, bq->prebuf, bq->minreq);
-
- bq->mcalign = NULL;
-
- bq->memblock_stat = s;
+ bq->state = bq->prebuf ? PREBUF : RUNNING;
+ bq->silence = silence ? pa_memblock_ref(silence) : NULL;
+ bq->mcalign = NULL;
+
return bq;
}
@@ -97,248 +111,510 @@ void pa_memblockq_free(pa_memblockq* bq) {
assert(bq);
pa_memblockq_flush(bq);
-
+
+ if (bq->silence)
+ pa_memblock_unref(bq->silence);
+
if (bq->mcalign)
pa_mcalign_free(bq->mcalign);
-
+
pa_xfree(bq);
}
-void pa_memblockq_push(pa_memblockq* bq, const pa_memchunk *chunk, size_t delta) {
- struct memblock_list *q;
- assert(bq && chunk && chunk->memblock && chunk->length && (chunk->length % bq->base) == 0);
-
- pa_memblockq_seek(bq, delta);
-
- if (bq->blocks_tail && bq->blocks_tail->chunk.memblock == chunk->memblock) {
- /* Try to merge memory chunks */
+static void drop_block(pa_memblockq *bq, struct memblock_list *q) {
+ assert(bq);
+ assert(q);
- if (bq->blocks_tail->chunk.index+bq->blocks_tail->chunk.length == chunk->index) {
- bq->blocks_tail->chunk.length += chunk->length;
- bq->current_length += chunk->length;
- return;
- }
- }
+ assert(bq->n_blocks >= 1);
- q = pa_xmalloc(sizeof(struct memblock_list));
-
- q->chunk = *chunk;
- pa_memblock_ref(q->chunk.memblock);
- assert(q->chunk.index+q->chunk.length <= q->chunk.memblock->length);
- q->next = NULL;
- if ((q->prev = bq->blocks_tail))
- bq->blocks_tail->next = q;
+ if (q->prev)
+ q->prev->next = q->next;
else
- bq->blocks = q;
+ bq->blocks = q->next;
- bq->blocks_tail = q;
+ if (q->next)
+ q->next->prev = q->prev;
+ else
+ bq->blocks_tail = q->prev;
- bq->n_blocks++;
- bq->current_length += chunk->length;
+ pa_memblock_unref(q->chunk.memblock);
+ pa_xfree(q);
- pa_memblockq_shorten(bq, bq->maxlength);
+ bq->n_blocks--;
}
-int pa_memblockq_peek(pa_memblockq* bq, pa_memchunk *chunk) {
- assert(bq && chunk);
+static int can_push(pa_memblockq *bq, size_t l) {
+ int64_t end;
- if (!bq->blocks || bq->current_length < bq->prebuf)
- return -1;
+ assert(bq);
- bq->prebuf = 0;
+ if (bq->read_index > bq->write_index) {
+ int64_t d = bq->read_index - bq->write_index;
- *chunk = bq->blocks->chunk;
- pa_memblock_ref(chunk->memblock);
+ if (l > d)
+ l -= d;
+ else
+ return 1;
+ }
- return 0;
+ end = bq->blocks_tail ? bq->blocks_tail->index + bq->blocks_tail->chunk.length : 0;
+
+ /* Make sure that the list doesn't get too long */
+ if (bq->write_index + l > end)
+ if (bq->write_index + l - bq->read_index > bq->maxlength)
+ return 0;
+
+ return 1;
}
-void pa_memblockq_drop(pa_memblockq *bq, const pa_memchunk *chunk, size_t length) {
- assert(bq && chunk && length);
+int pa_memblockq_push(pa_memblockq* bq, const pa_memchunk *uchunk) {
+
+ struct memblock_list *q, *n;
+ pa_memchunk chunk;
+
+ assert(bq);
+ assert(uchunk);
+ assert(uchunk->memblock);
+ assert(uchunk->length > 0);
+ assert(uchunk->index + uchunk->length <= uchunk->memblock->length);
+
+ if (uchunk->length % bq->base)
+ return -1;
+
+ if (!can_push(bq, uchunk->length))
+ return -1;
- if (!bq->blocks || memcmp(&bq->blocks->chunk, chunk, sizeof(pa_memchunk)))
- return;
+ chunk = *uchunk;
- assert(length <= bq->blocks->chunk.length);
- pa_memblockq_skip(bq, length);
-}
+ if (bq->read_index > bq->write_index) {
-static void remove_block(pa_memblockq *bq, struct memblock_list *q) {
- assert(bq && q);
+ /* We currently have a buffer underflow, we need to drop some
+ * incoming data */
- if (q->prev)
- q->prev->next = q->next;
- else {
- assert(bq->blocks == q);
- bq->blocks = q->next;
+ int64_t d = bq->read_index - bq->write_index;
+
+ if (chunk.length > d) {
+ chunk.index += d;
+ chunk.length -= d;
+ bq->write_index = bq->read_index;
+ } else {
+ /* We drop the incoming data completely */
+ bq->write_index += chunk.length;
+ return 0;
+ }
}
- if (q->next)
- q->next->prev = q->prev;
- else {
- assert(bq->blocks_tail == q);
- bq->blocks_tail = q->prev;
+ /* We go from back to front to look for the right place to add
+ * this new entry. Drop data we will overwrite on the way */
+
+ q = bq->blocks_tail;
+ while (q) {
+
+ if (bq->write_index >= q->index + q->chunk.length)
+ /* We found the entry where we need to place the new entry immediately after */
+ break;
+ else if (bq->write_index + chunk.length <= q->index) {
+ /* This entry isn't touched at all, let's skip it */
+ q = q->prev;
+ } else if (bq->write_index <= q->index &&
+ bq->write_index + chunk.length >= q->index + q->chunk.length) {
+
+ /* This entry is fully replaced by the new entry, so let's drop it */
+
+ struct memblock_list *p;
+ p = q;
+ q = q->prev;
+ drop_block(bq, p);
+ } else if (bq->write_index >= q->index) {
+ /* The write index points into this memblock, so let's
+ * truncate or split it */
+
+ if (bq->write_index + chunk.length < q->index + q->chunk.length) {
+
+ /* We need to save the end of this memchunk */
+ struct memblock_list *p;
+ size_t d;
+
+ /* Create a new list entry for the end of thie memchunk */
+ p = pa_xnew(struct memblock_list, 1);
+ p->chunk = q->chunk;
+ pa_memblock_ref(p->chunk.memblock);
+
+ /* Calculate offset */
+ d = bq->write_index + chunk.length - q->index;
+ assert(d > 0);
+
+ /* Drop it from the new entry */
+ p->index = q->index + d;
+ p->chunk.length -= d;
+
+ /* Add it to the list */
+ p->prev = q;
+ if ((p->next = q->next))
+ q->next->prev = p;
+ else
+ bq->blocks_tail = p;
+ q->next = p;
+
+ bq->n_blocks++;
+ }
+
+ /* Truncate the chunk */
+ if (!(q->chunk.length = bq->write_index - q->index)) {
+ struct memblock_list *p;
+ p = q;
+ q = q->prev;
+ drop_block(bq, p);
+ }
+
+ /* We had to truncate this block, hence we're now at the right position */
+ break;
+ } else {
+ size_t d;
+
+ assert(bq->write_index + chunk.length > q->index &&
+ bq->write_index + chunk.length < q->index + q->chunk.length &&
+ bq->write_index < q->index);
+
+ /* The job overwrites the current entry at the end, so let's drop the beginning of this entry */
+
+ d = bq->write_index + chunk.length - q->index;
+ q->index += d;
+ q->chunk.index += d;
+ q->chunk.length -= d;
+
+ q = q->prev;
+ }
+
}
+
+ if (q) {
+ assert(bq->write_index >= q->index + q->chunk.length);
+ assert(!q->next || (bq->write_index+chunk.length <= q->next->index));
+
+ /* Try to merge memory blocks */
+
+ if (q->chunk.memblock == chunk.memblock &&
+ q->chunk.index + q->chunk.length == chunk.index &&
+ bq->write_index == q->index + q->chunk.length) {
+
+ q->chunk.length += chunk.length;
+ bq->write_index += chunk.length;
+ return 0;
+ }
+ } else
+ assert(!bq->blocks || (bq->write_index+chunk.length <= bq->blocks->index));
+
+
+ n = pa_xnew(struct memblock_list, 1);
+ n->chunk = chunk;
+ pa_memblock_ref(n->chunk.memblock);
+ n->index = bq->write_index;
+ bq->write_index += n->chunk.length;
+
+ n->next = q ? q->next : bq->blocks;
+ n->prev = q;
+
+ if (n->next)
+ n->next->prev = n;
+ else
+ bq->blocks_tail = n;
+
+ if (n->prev)
+ n->prev->next = n;
+ else
+ bq->blocks = n;
- pa_memblock_unref(q->chunk.memblock);
- pa_xfree(q);
-
- bq->n_blocks--;
+ bq->n_blocks++;
+ return 0;
}
-void pa_memblockq_skip(pa_memblockq *bq, size_t length) {
- assert(bq && length && (length % bq->base) == 0);
+int pa_memblockq_peek(pa_memblockq* bq, pa_memchunk *chunk) {
+ assert(bq);
+ assert(chunk);
- while (length > 0) {
- size_t l = length;
- assert(bq->blocks && bq->current_length >= length);
-
- if (l > bq->blocks->chunk.length)
- l = bq->blocks->chunk.length;
+ if (bq->state == PREBUF) {
- bq->blocks->chunk.index += l;
- bq->blocks->chunk.length -= l;
- bq->current_length -= l;
-
- if (!bq->blocks->chunk.length)
- remove_block(bq, bq->blocks);
+ /* We need to pre-buffer */
+ if (pa_memblockq_get_length(bq) < bq->prebuf)
+ return -1;
+
+ bq->state = RUNNING;
- length -= l;
+ } else if (bq->prebuf > 0 && bq->read_index >= bq->write_index) {
+
+ /* Buffer underflow protection */
+ bq->state = PREBUF;
+ return -1;
}
-}
+
+ /* Do we need to spit out silence? */
+ if (!bq->blocks || bq->blocks->index > bq->read_index) {
-void pa_memblockq_shorten(pa_memblockq *bq, size_t length) {
- size_t l;
- assert(bq);
+ size_t length;
+
+ /* How much silence shall we return? */
+ length = bq->blocks ? bq->blocks->index - bq->read_index : 0;
+
+ /* We need to return silence, since no data is yet available */
+ if (bq->silence) {
+ chunk->memblock = pa_memblock_ref(bq->silence);
- if (bq->current_length <= length)
- return;
+ if (!length || length > chunk->memblock->length)
+ length = chunk->memblock->length;
+
+ chunk->length = length;
+ } else {
+ chunk->memblock = NULL;
+ chunk->length = length;
+ }
+
+ chunk->index = 0;
+ return 0;
+ }
- /*pa_log(__FILE__": Warning! pa_memblockq_shorten()\n");*/
+ /* Ok, let's pass real data to the caller */
+ assert(bq->blocks->index == bq->read_index);
- l = bq->current_length - length;
- l /= bq->base;
- l *= bq->base;
+ *chunk = bq->blocks->chunk;
+ pa_memblock_ref(chunk->memblock);
- pa_memblockq_skip(bq, l);
+ return 0;
}
-
-void pa_memblockq_empty(pa_memblockq *bq) {
+void pa_memblockq_drop(pa_memblockq *bq, const pa_memchunk *chunk, size_t length) {
assert(bq);
- pa_memblockq_shorten(bq, 0);
+ assert(length % bq->base == 0);
+
+ assert(!chunk || length <= chunk->length);
+
+ if (chunk) {
+
+ if (bq->blocks && bq->blocks->index == bq->read_index) {
+ /* The first item in queue is valid */
+
+ /* Does the chunk match with what the user supplied us? */
+ if (memcmp(chunk, &bq->blocks->chunk, sizeof(pa_memchunk)) != 0)
+ return;
+
+ } else {
+ size_t l;
+
+ /* The first item in the queue is not yet relevant */
+
+ assert(!bq->blocks || bq->blocks->index > bq->read_index);
+ l = bq->blocks ? bq->blocks->index - bq->read_index : 0;
+
+ if (bq->silence) {
+
+ if (!l || l > bq->silence->length)
+ l = bq->silence->length;
+
+ }
+
+ /* Do the entries still match? */
+ if (chunk->index != 0 || chunk->length != l || chunk->memblock != bq->silence)
+ return;
+ }
+ }
+
+ while (length > 0) {
+
+ if (bq->blocks) {
+ size_t d;
+
+ assert(bq->blocks->index >= bq->read_index);
+
+ d = (size_t) (bq->blocks->index - bq->read_index);
+
+ if (d >= length) {
+ /* The first block is too far in the future */
+
+ bq->read_index += length;
+ break;
+ } else {
+
+ length -= d;
+ bq->read_index += d;
+ }
+
+ assert(bq->blocks->index == bq->read_index);
+
+ if (bq->blocks->chunk.length <= length) {
+ /* We need to drop the full block */
+
+ length -= bq->blocks->chunk.length;
+ bq->read_index += bq->blocks->chunk.length;
+
+ drop_block(bq, bq->blocks);
+ } else {
+ /* Only the start of this block needs to be dropped */
+
+ bq->blocks->chunk.index += length;
+ bq->blocks->chunk.length -= length;
+ bq->blocks->index += length;
+ bq->read_index += length;
+ break;
+ }
+
+ } else {
+
+ /* The list is empty, there's nothing we could drop */
+ bq->read_index += length;
+ break;
+ }
+ }
}
int pa_memblockq_is_readable(pa_memblockq *bq) {
assert(bq);
- return bq->current_length && (bq->current_length >= bq->prebuf);
+ if (bq->prebuf > 0) {
+ size_t l = pa_memblockq_get_length(bq);
+
+ if (bq->state == PREBUF && l < bq->prebuf)
+ return 0;
+
+ if (l <= 0)
+ return 0;
+ }
+
+ return 1;
}
int pa_memblockq_is_writable(pa_memblockq *bq, size_t length) {
assert(bq);
- return bq->current_length + length <= bq->tlength;
+ if (length % bq->base)
+ return 0;
+
+ return pa_memblockq_get_length(bq) + length <= bq->tlength;
}
-uint32_t pa_memblockq_get_length(pa_memblockq *bq) {
+size_t pa_memblockq_get_length(pa_memblockq *bq) {
assert(bq);
- return bq->current_length;
+
+ if (bq->write_index <= bq->read_index)
+ return 0;
+
+ return (size_t) (bq->write_index - bq->read_index);
}
-uint32_t pa_memblockq_missing(pa_memblockq *bq) {
+size_t pa_memblockq_missing(pa_memblockq *bq) {
size_t l;
assert(bq);
- if (bq->current_length >= bq->tlength)
+ if ((l = pa_memblockq_get_length(bq)) >= bq->tlength)
return 0;
- l = bq->tlength - bq->current_length;
- assert(l);
-
+ l = bq->tlength - l;
return (l >= bq->minreq) ? l : 0;
}
-void pa_memblockq_push_align(pa_memblockq* bq, const pa_memchunk *chunk, size_t delta) {
- pa_memchunk rchunk;
- assert(bq && chunk && bq->base);
+size_t pa_memblockq_get_minreq(pa_memblockq *bq) {
+ assert(bq);
- if (bq->base == 1) {
- pa_memblockq_push(bq, chunk, delta);
- return;
- }
+ return bq->minreq;
+}
- if (!bq->mcalign) {
- bq->mcalign = pa_mcalign_new(bq->base, bq->memblock_stat);
- assert(bq->mcalign);
+void pa_memblockq_seek(pa_memblockq *bq, int64_t offset, pa_seek_mode_t seek) {
+ assert(bq);
+
+ switch (seek) {
+ case PA_SEEK_RELATIVE:
+ bq->write_index += offset;
+ return;
+ case PA_SEEK_ABSOLUTE:
+ bq->write_index = offset;
+ return;
+ case PA_SEEK_RELATIVE_ON_READ:
+ bq->write_index = bq->read_index + offset;
+ return;
+ case PA_SEEK_RELATIVE_END:
+ bq->write_index = (bq->blocks_tail ? bq->blocks_tail->index + bq->blocks_tail->chunk.length : bq->read_index) + offset;
+ return;
}
+
+ assert(0);
+}
+
+void pa_memblockq_flush(pa_memblockq *bq) {
+ assert(bq);
- pa_mcalign_push(bq->mcalign, chunk);
+ while (bq->blocks)
+ drop_block(bq, bq->blocks);
- while (pa_mcalign_pop(bq->mcalign, &rchunk) >= 0) {
- pa_memblockq_push(bq, &rchunk, delta);
- pa_memblock_unref(rchunk.memblock);
- delta = 0;
- }
+ assert(bq->n_blocks == 0);
+ bq->write_index = bq->read_index;
+
+ pa_memblockq_prebuf_force(bq);
}
-uint32_t pa_memblockq_get_minreq(pa_memblockq *bq) {
+size_t pa_memblockq_get_tlength(pa_memblockq *bq) {
assert(bq);
- return bq->minreq;
+
+ return bq->tlength;
}
-void pa_memblockq_prebuf_disable(pa_memblockq *bq) {
+int64_t pa_memblockq_get_read_index(pa_memblockq *bq) {
assert(bq);
- bq->prebuf = 0;
+ return bq->read_index;
}
-void pa_memblockq_prebuf_reenable(pa_memblockq *bq) {
+int64_t pa_memblockq_get_write_index(pa_memblockq *bq) {
assert(bq);
- bq->prebuf = bq->orig_prebuf;
+ return bq->write_index;
}
-void pa_memblockq_seek(pa_memblockq *bq, size_t length) {
+int pa_memblockq_push_align(pa_memblockq* bq, const pa_memchunk *chunk) {
+ pa_memchunk rchunk;
+
assert(bq);
+ assert(chunk && bq->base);
+
+ if (bq->base == 1)
+ return pa_memblockq_push(bq, chunk);
+
+ if (!bq->mcalign)
+ bq->mcalign = pa_mcalign_new(bq->base, bq->memblock_stat);
- if (!length)
- return;
+ if (!can_push(bq, pa_mcalign_csize(bq->mcalign, chunk->length)))
+ return -1;
+
+ pa_mcalign_push(bq->mcalign, chunk);
+
+ while (pa_mcalign_pop(bq->mcalign, &rchunk) >= 0) {
+ int r;
+ r = pa_memblockq_push(bq, &rchunk);
+ pa_memblock_unref(rchunk.memblock);
- while (length >= bq->base) {
- size_t l = length;
- if (!bq->current_length)
- return;
+ if (r < 0)
+ return -1;
+ }
- assert(bq->blocks_tail);
-
- if (l > bq->blocks_tail->chunk.length)
- l = bq->blocks_tail->chunk.length;
+ return 0;
+}
- bq->blocks_tail->chunk.length -= l;
- bq->current_length -= l;
-
- if (bq->blocks_tail->chunk.length == 0)
- remove_block(bq, bq->blocks);
+void pa_memblockq_shorten(pa_memblockq *bq, size_t length) {
+ size_t l;
+ assert(bq);
- length -= l;
- }
+ l = pa_memblockq_get_length(bq);
+
+ if (l > length)
+ pa_memblockq_drop(bq, NULL, l - length);
}
-void pa_memblockq_flush(pa_memblockq *bq) {
- struct memblock_list *l;
+void pa_memblockq_prebuf_disable(pa_memblockq *bq) {
assert(bq);
-
- while ((l = bq->blocks)) {
- bq->blocks = l->next;
- pa_memblock_unref(l->chunk.memblock);
- pa_xfree(l);
- }
- bq->blocks_tail = NULL;
- bq->n_blocks = 0;
- bq->current_length = 0;
+ if (bq->state == PREBUF)
+ bq->state = RUNNING;
}
-uint32_t pa_memblockq_get_tlength(pa_memblockq *bq) {
+void pa_memblockq_prebuf_force(pa_memblockq *bq) {
assert(bq);
- return bq->tlength;
+
+ if (bq->state == RUNNING && bq->prebuf > 0)
+ bq->state = PREBUF;
}
diff --git a/src/polypcore/memblockq.h b/src/polypcore/memblockq.h
index 7bb25f90..210f1a07 100644
--- a/src/polypcore/memblockq.h
+++ b/src/polypcore/memblockq.h
@@ -23,9 +23,11 @@
***/
#include <sys/types.h>
+#include <inttypes.h>
#include <polypcore/memblock.h>
#include <polypcore/memchunk.h>
+#include <polyp/def.h>
/* A memblockq is a queue of pa_memchunks (yepp, the name is not
* perfect). It is similar to the ring buffers used by most other
@@ -35,42 +37,59 @@
typedef struct pa_memblockq pa_memblockq;
+
/* Parameters:
- - maxlength: maximum length of queue. If more data is pushed into the queue, data from the front is dropped
- - length: the target length of the queue.
- - base: a base value for all metrics. Only multiples of this value are popped from the queue
- - prebuf: before passing the first byte out, make sure that enough bytes are in the queue
- - minreq: pa_memblockq_missing() will only return values greater than this value
+
+ - idx: start value for both read and write index
+
+ - maxlength: maximum length of queue. If more data is pushed into
+ the queue, the operation will fail. Must not be 0.
+
+ - tlength: the target length of the queue. Pass 0 for the default.
+
+ - base: a base value for all metrics. Only multiples of this value
+ are popped from the queue or should be pushed into
+ it. Must not be 0.
+
+ - prebuf: If the queue runs empty wait until this many bytes are in
+ queue again before passing the first byte out. If set
+ to 0 pa_memblockq_pop() will return a silence memblock
+ if no data is in the queue and will never fail. Pass
+ (size_t) -1 for the default.
+
+ - minreq: pa_memblockq_missing() will only return values greater
+ than this value. Pass 0 for the default.
+
+ - silence: return this memblock whzen reading unitialized data
*/
-pa_memblockq* pa_memblockq_new(size_t maxlength,
- size_t tlength,
- size_t base,
- size_t prebuf,
- size_t minreq,
- pa_memblock_stat *s);
+pa_memblockq* pa_memblockq_new(
+ int64_t idx,
+ size_t maxlength,
+ size_t tlength,
+ size_t base,
+ size_t prebuf,
+ size_t minreq,
+ pa_memblock *silence,
+ pa_memblock_stat *s);
+
void pa_memblockq_free(pa_memblockq*bq);
-/* Push a new memory chunk into the queue. Optionally specify a value for future cancellation. */
-void pa_memblockq_push(pa_memblockq* bq, const pa_memchunk *chunk, size_t delta);
+/* Push a new memory chunk into the queue. */
+int pa_memblockq_push(pa_memblockq* bq, const pa_memchunk *chunk);
-/* Same as pa_memblockq_push(), however chunks are filtered through a mcalign object, and thus aligned to multiples of base */
-void pa_memblockq_push_align(pa_memblockq* bq, const pa_memchunk *chunk, size_t delta);
+/* Push a new memory chunk into the queue, but filter it through a
+ * pa_mcalign object. Don't mix this with pa_memblockq_seek() unless
+ * you know what you do. */
+int pa_memblockq_push_align(pa_memblockq* bq, const pa_memchunk *chunk);
/* Return a copy of the next memory chunk in the queue. It is not removed from the queue */
int pa_memblockq_peek(pa_memblockq* bq, pa_memchunk *chunk);
-/* Drop the specified bytes from the queue, only valid aufter pa_memblockq_peek() */
+/* Drop the specified bytes from the queue, but only if the first
+ * chunk in the queue matches the one passed here. If NULL is passed,
+ * this check isn't done. */
void pa_memblockq_drop(pa_memblockq *bq, const pa_memchunk *chunk, size_t length);
-/* Drop the specified bytes from the queue */
-void pa_memblockq_skip(pa_memblockq *bq, size_t length);
-
-/* Shorten the pa_memblockq to the specified length by dropping data at the end of the queue */
-void pa_memblockq_shorten(pa_memblockq *bq, size_t length);
-
-/* Empty the pa_memblockq */
-void pa_memblockq_empty(pa_memblockq *bq);
-
/* Test if the pa_memblockq is currently readable, that is, more data than base */
int pa_memblockq_is_readable(pa_memblockq *bq);
@@ -78,27 +97,38 @@ int pa_memblockq_is_readable(pa_memblockq *bq);
int pa_memblockq_is_writable(pa_memblockq *bq, size_t length);
/* Return the length of the queue in bytes */
-uint32_t pa_memblockq_get_length(pa_memblockq *bq);
+size_t pa_memblockq_get_length(pa_memblockq *bq);
/* Return how many bytes are missing in queue to the specified fill amount */
-uint32_t pa_memblockq_missing(pa_memblockq *bq);
+size_t pa_memblockq_missing(pa_memblockq *bq);
/* Returns the minimal request value */
-uint32_t pa_memblockq_get_minreq(pa_memblockq *bq);
-
-/* Force disabling of pre-buf even when the pre-buffer is not yet filled */
-void pa_memblockq_prebuf_disable(pa_memblockq *bq);
-
-/* Reenable pre-buf to the initial level */
-void pa_memblockq_prebuf_reenable(pa_memblockq *bq);
+size_t pa_memblockq_get_minreq(pa_memblockq *bq);
/* Manipulate the write pointer */
-void pa_memblockq_seek(pa_memblockq *bq, size_t delta);
+void pa_memblockq_seek(pa_memblockq *bq, int64_t offset, pa_seek_mode_t seek);
-/* Flush the queue */
+/* Set the queue to silence, set write index to read index */
void pa_memblockq_flush(pa_memblockq *bq);
/* Get Target length */
uint32_t pa_memblockq_get_tlength(pa_memblockq *bq);
+/* Return the current read index */
+int64_t pa_memblockq_get_read_index(pa_memblockq *bq);
+
+/* Return the current write index */
+int64_t pa_memblockq_get_write_index(pa_memblockq *bq);
+
+/* Shorten the pa_memblockq to the specified length by dropping data
+ * at the read end of the queue. The read index is increased until the
+ * queue has the specified length */
+void pa_memblockq_shorten(pa_memblockq *bq, size_t length);
+
+/* Ignore prebuf for now */
+void pa_memblockq_prebuf_disable(pa_memblockq *bq);
+
+/* Force prebuf */
+void pa_memblockq_prebuf_force(pa_memblockq *bq);
+
#endif
diff --git a/src/polypcore/native-common.h b/src/polypcore/native-common.h
index ac3ea823..0d17b022 100644
--- a/src/polypcore/native-common.h
+++ b/src/polypcore/native-common.h
@@ -28,22 +28,22 @@
PA_C_DECL_BEGIN
enum {
+ /* Generic commands */
PA_COMMAND_ERROR,
PA_COMMAND_TIMEOUT, /* pseudo command */
PA_COMMAND_REPLY,
+
+ /* Commands from client to server */
PA_COMMAND_CREATE_PLAYBACK_STREAM,
PA_COMMAND_DELETE_PLAYBACK_STREAM,
PA_COMMAND_CREATE_RECORD_STREAM,
PA_COMMAND_DELETE_RECORD_STREAM,
PA_COMMAND_EXIT,
- PA_COMMAND_REQUEST,
PA_COMMAND_AUTH,
PA_COMMAND_SET_CLIENT_NAME,
PA_COMMAND_LOOKUP_SINK,
PA_COMMAND_LOOKUP_SOURCE,
PA_COMMAND_DRAIN_PLAYBACK_STREAM,
- PA_COMMAND_PLAYBACK_STREAM_KILLED,
- PA_COMMAND_RECORD_STREAM_KILLED,
PA_COMMAND_STAT,
PA_COMMAND_GET_PLAYBACK_LATENCY,
PA_COMMAND_CREATE_UPLOAD_STREAM,
@@ -68,7 +68,6 @@ enum {
PA_COMMAND_GET_SAMPLE_INFO,
PA_COMMAND_GET_SAMPLE_INFO_LIST,
PA_COMMAND_SUBSCRIBE,
- PA_COMMAND_SUBSCRIBE_EVENT,
PA_COMMAND_SET_SINK_VOLUME,
PA_COMMAND_SET_SINK_INPUT_VOLUME,
@@ -95,6 +94,15 @@ enum {
PA_COMMAND_CORK_RECORD_STREAM,
PA_COMMAND_FLUSH_RECORD_STREAM,
PA_COMMAND_PREBUF_PLAYBACK_STREAM,
+
+ /* Commands from server to client */
+ PA_COMMAND_REQUEST,
+ PA_COMMAND_OVERFLOW,
+ PA_COMMAND_UNDERFLOW,
+ PA_COMMAND_PLAYBACK_STREAM_KILLED,
+ PA_COMMAND_RECORD_STREAM_KILLED,
+ PA_COMMAND_SUBSCRIBE_EVENT,
+
PA_COMMAND_MAX
};
diff --git a/src/polypcore/packet.c b/src/polypcore/packet.c
index 41803cf9..31ddad95 100644
--- a/src/polypcore/packet.c
+++ b/src/polypcore/packet.c
@@ -32,37 +32,46 @@
pa_packet* pa_packet_new(size_t length) {
pa_packet *p;
+
assert(length);
+
p = pa_xmalloc(sizeof(pa_packet)+length);
p->ref = 1;
p->length = length;
p->data = (uint8_t*) (p+1);
p->type = PA_PACKET_APPENDED;
+
return p;
}
-pa_packet* pa_packet_new_dynamic(uint8_t* data, size_t length) {
+pa_packet* pa_packet_new_dynamic(void* data, size_t length) {
pa_packet *p;
- assert(data && length);
- p = pa_xmalloc(sizeof(pa_packet));
+
+ assert(data);
+ assert(length);
+
+ p = pa_xnew(pa_packet, 1);
p->ref = 1;
p->length = length;
p->data = data;
p->type = PA_PACKET_DYNAMIC;
+
return p;
}
pa_packet* pa_packet_ref(pa_packet *p) {
- assert(p && p->ref >= 1);
+ assert(p);
+ assert(p->ref >= 1);
+
p->ref++;
return p;
}
void pa_packet_unref(pa_packet *p) {
- assert(p && p->ref >= 1);
- p->ref--;
-
- if (p->ref == 0) {
+ assert(p);
+ assert(p->ref >= 1);
+
+ if (--p->ref == 0) {
if (p->type == PA_PACKET_DYNAMIC)
pa_xfree(p->data);
pa_xfree(p);
diff --git a/src/polypcore/packet.h b/src/polypcore/packet.h
index 0ac47485..fbc58232 100644
--- a/src/polypcore/packet.h
+++ b/src/polypcore/packet.h
@@ -33,7 +33,7 @@ typedef struct pa_packet {
} pa_packet;
pa_packet* pa_packet_new(size_t length);
-pa_packet* pa_packet_new_dynamic(uint8_t* data, size_t length);
+pa_packet* pa_packet_new_dynamic(void* data, size_t length);
pa_packet* pa_packet_ref(pa_packet *p);
void pa_packet_unref(pa_packet *p);
diff --git a/src/polypcore/protocol-esound.c b/src/polypcore/protocol-esound.c
index a16ac280..5adff57a 100644
--- a/src/polypcore/protocol-esound.c
+++ b/src/polypcore/protocol-esound.c
@@ -186,6 +186,7 @@ static void connection_free(struct connection *c) {
if (c->sink_input) {
pa_sink_input_disconnect(c->sink_input);
+ pa_log("disconnect\n");
pa_sink_input_unref(c->sink_input);
}
@@ -333,7 +334,15 @@ static int esd_proto_stream_play(struct connection *c, PA_GCC_UNUSED esd_proto_t
}
l = (size_t) (pa_bytes_per_second(&ss)*PLAYBACK_BUFFER_SECONDS);
- c->input_memblockq = pa_memblockq_new(l, 0, pa_frame_size(&ss), l/2, l/PLAYBACK_BUFFER_FRAGMENTS, c->protocol->core->memblock_stat);
+ c->input_memblockq = pa_memblockq_new(
+ 0,
+ l,
+ 0,
+ pa_frame_size(&ss),
+ (size_t) -1,
+ l/PLAYBACK_BUFFER_FRAGMENTS,
+ NULL,
+ c->protocol->core->memblock_stat);
pa_iochannel_socket_set_rcvbuf(c->io, l/PLAYBACK_BUFFER_FRAGMENTS*2);
c->playback.fragment_size = l/10;
@@ -405,7 +414,15 @@ static int esd_proto_stream_record(struct connection *c, esd_proto_t request, co
}
l = (size_t) (pa_bytes_per_second(&ss)*RECORD_BUFFER_SECONDS);
- c->output_memblockq = pa_memblockq_new(l, 0, pa_frame_size(&ss), 0, 0, c->protocol->core->memblock_stat);
+ c->output_memblockq = pa_memblockq_new(
+ 0,
+ l,
+ 0,
+ pa_frame_size(&ss),
+ 1,
+ 0,
+ NULL,
+ c->protocol->core->memblock_stat);
pa_iochannel_socket_set_sndbuf(c->io, l/RECORD_BUFFER_FRAGMENTS*2);
c->source_output->owner = c->protocol->module;
@@ -724,8 +741,7 @@ static int do_read(struct connection *c) {
assert(c->read_data_length < sizeof(c->request));
if ((r = pa_iochannel_read(c->io, ((uint8_t*) &c->request) + c->read_data_length, sizeof(c->request) - c->read_data_length)) <= 0) {
- if (r != 0)
- pa_log_warn(__FILE__": read() failed: %s\n", strerror(errno));
+ pa_log_debug(__FILE__": read() failed: %s\n", r < 0 ? strerror(errno) : "EOF");
return -1;
}
@@ -773,8 +789,7 @@ static int do_read(struct connection *c) {
assert(c->read_data && c->read_data_length < handler->data_length);
if ((r = pa_iochannel_read(c->io, (uint8_t*) c->read_data + c->read_data_length, handler->data_length - c->read_data_length)) <= 0) {
- if (r != 0)
- pa_log_warn(__FILE__": read() failed: %s\n", strerror(errno));
+ pa_log_debug(__FILE__": read() failed: %s\n", r < 0 ? strerror(errno) : "EOF");
return -1;
}
@@ -794,8 +809,7 @@ static int do_read(struct connection *c) {
assert(c->scache.memchunk.memblock && c->scache.name && c->scache.memchunk.index < c->scache.memchunk.length);
if ((r = pa_iochannel_read(c->io, (uint8_t*) c->scache.memchunk.memblock->data+c->scache.memchunk.index, c->scache.memchunk.length-c->scache.memchunk.index)) <= 0) {
- if (r!= 0)
- pa_log_warn(__FILE__": read() failed: %s\n", strerror(errno));
+ pa_log_debug(__FILE__": read() failed: %s\n", r < 0 ? strerror(errno) : "EOF");
return -1;
}
@@ -852,13 +866,10 @@ static int do_read(struct connection *c) {
}
if ((r = pa_iochannel_read(c->io, (uint8_t*) c->playback.current_memblock->data+c->playback.memblock_index, l)) <= 0) {
- if (r != 0)
- pa_log(__FILE__": read() failed: %s\n", strerror(errno));
+ pa_log_debug(__FILE__": read() failed: %s\n", r < 0 ? strerror(errno) : "EOF");
return -1;
}
-/* pa_log(__FILE__": read %u\n", r); */
-
chunk.memblock = c->playback.current_memblock;
chunk.index = c->playback.memblock_index;
chunk.length = r;
@@ -867,7 +878,7 @@ static int do_read(struct connection *c) {
c->playback.memblock_index += r;
assert(c->input_memblockq);
- pa_memblockq_push_align(c->input_memblockq, &chunk, 0);
+ pa_memblockq_push_align(c->input_memblockq, &chunk);
assert(c->sink_input);
pa_sink_notify(c->sink_input->sink);
}
@@ -910,6 +921,8 @@ static int do_write(struct connection *c) {
pa_memblockq_drop(c->output_memblockq, &chunk, r);
pa_memblock_unref(chunk.memblock);
+
+ pa_source_notify(c->source_output->source);
}
return 0;
@@ -921,21 +934,18 @@ static void do_work(struct connection *c) {
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
c->protocol->core->mainloop->defer_enable(c->defer_event, 0);
-/* pa_log("DOWORK %i\n", pa_iochannel_is_hungup(c->io)); */
+ if (c->dead)
+ return;
- if (!c->dead && pa_iochannel_is_readable(c->io))
+ if (pa_iochannel_is_readable(c->io)) {
if (do_read(c) < 0)
goto fail;
+ } else if (pa_iochannel_is_hungup(c->io))
+ goto fail;
- if (!c->dead && pa_iochannel_is_writable(c->io))
+ if (pa_iochannel_is_writable(c->io))
if (do_write(c) < 0)
goto fail;
-
- /* In case the line was hungup, make sure to rerun this function
- as soon as possible, until all data has been read. */
-
- if (!c->dead && pa_iochannel_is_hungup(c->io))
- c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
return;
@@ -943,15 +953,17 @@ fail:
if (c->state == ESD_STREAMING_DATA && c->sink_input) {
c->dead = 1;
- pa_memblockq_prebuf_disable(c->input_memblockq);
pa_iochannel_free(c->io);
c->io = NULL;
-
+
+ pa_memblockq_prebuf_disable(c->input_memblockq);
+ pa_sink_notify(c->sink_input->sink);
} else
connection_free(c);
}
+
static void io_callback(pa_iochannel*io, void *userdata) {
struct connection *c = userdata;
assert(io && c && c->io == io);
@@ -1024,7 +1036,7 @@ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk)
struct connection *c = o->userdata;
assert(o && c && chunk);
- pa_memblockq_push(c->output_memblockq, chunk, 0);
+ pa_memblockq_push(c->output_memblockq, chunk);
/* do something */
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
diff --git a/src/polypcore/protocol-native.c b/src/polypcore/protocol-native.c
index 1362fdf2..aaa4fc48 100644
--- a/src/polypcore/protocol-native.c
+++ b/src/polypcore/protocol-native.c
@@ -48,6 +48,8 @@
#include <polypcore/authkey-prop.h>
#include <polypcore/strlist.h>
#include <polypcore/props.h>
+#include <polypcore/sample-util.h>
+#include <polypcore/llist.h>
#include "protocol-native.h"
@@ -77,6 +79,11 @@ struct playback_stream {
size_t requested_bytes;
int drain_request;
uint32_t drain_tag;
+ uint32_t syncid;
+ int underrun;
+
+ /* Sync group members */
+ PA_LLIST_FIELDS(struct playback_stream);
};
struct upload_stream {
@@ -153,7 +160,8 @@ static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t
static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
static void command_set_volume(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
-static void command_flush_or_trigger_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+static void command_flush_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+static void command_trigger_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
@@ -210,9 +218,9 @@ static const pa_pdispatch_callback command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_SET_SINK_INPUT_VOLUME] = command_set_volume,
[PA_COMMAND_CORK_PLAYBACK_STREAM] = command_cork_playback_stream,
- [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_flush_or_trigger_playback_stream,
- [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_flush_or_trigger_playback_stream,
- [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_flush_or_trigger_playback_stream,
+ [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_flush_playback_stream,
+ [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream,
+ [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream,
[PA_COMMAND_CORK_RECORD_STREAM] = command_cork_record_stream,
[PA_COMMAND_FLUSH_RECORD_STREAM] = command_flush_record_stream,
@@ -244,7 +252,7 @@ static struct upload_stream* upload_stream_new(
struct upload_stream *s;
assert(c && ss && name && length);
- s = pa_xmalloc(sizeof(struct upload_stream));
+ s = pa_xnew(struct upload_stream, 1);
s->type = UPLOAD_STREAM;
s->connection = c;
s->sample_spec = *ss;
@@ -291,7 +299,7 @@ static struct record_stream* record_stream_new(
if (!(source_output = pa_source_output_new(source, __FILE__, name, ss, map, -1)))
return NULL;
- s = pa_xmalloc(sizeof(struct record_stream));
+ s = pa_xnew(struct record_stream, 1);
s->connection = c;
s->source_output = source_output;
s->source_output->push = source_output_push_cb;
@@ -301,7 +309,15 @@ static struct record_stream* record_stream_new(
s->source_output->owner = c->protocol->module;
s->source_output->client = c->client;
- s->memblockq = pa_memblockq_new(maxlength, 0, base = pa_frame_size(ss), 0, 0, c->protocol->core->memblock_stat);
+ s->memblockq = pa_memblockq_new(
+ 0,
+ maxlength,
+ 0,
+ base = pa_frame_size(ss),
+ 1,
+ 0,
+ NULL,
+ c->protocol->core->memblock_stat);
assert(s->memblockq);
s->fragment_size = (fragment_size/base)*base;
@@ -332,19 +348,40 @@ static struct playback_stream* playback_stream_new(
size_t tlength,
size_t prebuf,
size_t minreq,
- pa_cvolume *volume) {
+ pa_cvolume *volume,
+ uint32_t syncid) {
- struct playback_stream *s;
+ struct playback_stream *s, *sync;
pa_sink_input *sink_input;
+ pa_memblock *silence;
+ uint32_t idx;
+ int64_t start_index;
+
assert(c && sink && ss && name && maxlength);
+ /* Find syncid group */
+ for (sync = pa_idxset_first(c->output_streams, &idx); sync; sync = pa_idxset_next(c->output_streams, &idx)) {
+
+ if (sync->type != PLAYBACK_STREAM)
+ continue;
+
+ if (sync->syncid == syncid)
+ break;
+ }
+
+ /* Synced streams must connect to the same sink */
+ if (sync && sync->sink_input->sink != sink)
+ return NULL;
+
if (!(sink_input = pa_sink_input_new(sink, __FILE__, name, ss, map, 0, -1)))
return NULL;
- s = pa_xmalloc(sizeof(struct playback_stream));
+ s = pa_xnew(struct playback_stream, 1);
s->type = PLAYBACK_STREAM;
s->connection = c;
+ s->syncid = syncid;
s->sink_input = sink_input;
+ s->underrun = 1;
s->sink_input->peek = sink_input_peek_cb;
s->sink_input->drop = sink_input_drop_cb;
@@ -353,24 +390,56 @@ static struct playback_stream* playback_stream_new(
s->sink_input->userdata = s;
s->sink_input->owner = c->protocol->module;
s->sink_input->client = c->client;
-
- s->memblockq = pa_memblockq_new(maxlength, tlength, pa_frame_size(ss), prebuf, minreq, c->protocol->core->memblock_stat);
- assert(s->memblockq);
+ if (sync) {
+ /* Sync id found, now find head of list */
+ PA_LLIST_FIND_HEAD(struct playback_stream, sync, &sync);
+
+ /* Prepend ourselves */
+ PA_LLIST_PREPEND(struct playback_stream, sync, s);
+
+ /* Set our start index to the current read index of the other grozp member(s) */
+ assert(sync->next);
+ start_index = pa_memblockq_get_read_index(sync->next->memblockq);
+ } else {
+ /* This ia a new sync group */
+ PA_LLIST_INIT(struct playback_stream, s);
+ start_index = 0;
+ }
+
+ silence = pa_silence_memblock_new(ss, 0, c->protocol->core->memblock_stat);
+
+ s->memblockq = pa_memblockq_new(
+ start_index,
+ maxlength,
+ tlength,
+ pa_frame_size(ss),
+ prebuf,
+ minreq,
+ silence,
+ c->protocol->core->memblock_stat);
+
+ pa_memblock_unref(silence);
+
s->requested_bytes = 0;
s->drain_request = 0;
s->sink_input->volume = *volume;
pa_idxset_put(c->output_streams, s, &s->index);
+
return s;
}
static void playback_stream_free(struct playback_stream* p) {
+ struct playback_stream *head;
assert(p && p->connection);
if (p->drain_request)
- pa_pstream_send_error(p->connection->pstream, p->drain_tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(p->connection->pstream, p->drain_tag, PA_ERR_NOENTITY);
+
+ PA_LLIST_FIND_HEAD(struct playback_stream, p, &head);
+ PA_LLIST_REMOVE(struct playback_stream, head, p);
pa_idxset_remove_by_data(p->connection->output_streams, p, NULL);
pa_sink_input_disconnect(p->sink_input);
@@ -436,7 +505,7 @@ static void request_bytes(struct playback_stream *s) {
pa_tagstruct_putu32(t, l);
pa_pstream_send_tagstruct(s->connection->pstream, t);
-/* pa_log(__FILE__": Requesting %u bytes\n", l); */
+/* pa_log(__FILE__": Requesting %u bytes\n", l); */
}
static void send_memblock(struct connection *c) {
@@ -461,7 +530,7 @@ static void send_memblock(struct connection *c) {
if (schunk.length > r->fragment_size)
schunk.length = r->fragment_size;
- pa_pstream_send_memblock(c->pstream, r->index, 0, &schunk);
+ pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk);
pa_memblockq_drop(r->memblockq, &chunk, schunk.length);
pa_memblock_unref(schunk.memblock);
@@ -501,9 +570,27 @@ static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk) {
assert(i && i->userdata && chunk);
s = i->userdata;
- if (pa_memblockq_peek(s->memblockq, chunk) < 0)
+ if (pa_memblockq_get_length(s->memblockq) <= 0 && !s->underrun) {
+ pa_tagstruct *t;
+
+ /* Report that we're empty */
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW);
+ pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
+ pa_tagstruct_putu32(t, s->index);
+ pa_pstream_send_tagstruct(s->connection->pstream, t);
+
+ s->underrun = 1;
+ }
+
+ if (pa_memblockq_peek(s->memblockq, chunk) < 0) {
+ pa_log(__FILE__": peek: failure\n");
return -1;
+ }
+/* pa_log(__FILE__": peek: %u\n", chunk->length); */
+
return 0;
}
@@ -513,6 +600,7 @@ static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_
s = i->userdata;
pa_memblockq_drop(s->memblockq, chunk, length);
+
request_bytes(s);
if (s->drain_request && !pa_memblockq_is_readable(s->memblockq)) {
@@ -520,7 +608,7 @@ static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_
s->drain_request = 0;
}
-/* pa_log(__FILE__": after_drop: %u\n", pa_memblockq_get_length(s->memblockq)); */
+/* pa_log(__FILE__": after_drop: %u %u\n", pa_memblockq_get_length(s->memblockq), pa_memblockq_is_readable(s->memblockq)); */
}
static void sink_input_kill_cb(pa_sink_input *i) {
@@ -546,7 +634,11 @@ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk)
assert(o && o->userdata && chunk);
s = o->userdata;
- pa_memblockq_push_align(s->memblockq, chunk, 0);
+ if (pa_memblockq_push_align(s->memblockq, chunk) < 0) {
+ pa_log_warn(__FILE__": Failed to push data into output queue.\n");
+ return;
+ }
+
if (!pa_pstream_is_pending(s->connection->pstream))
send_memblock(s->connection);
}
@@ -578,7 +670,7 @@ static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC
struct connection *c = userdata;
struct playback_stream *s;
size_t maxlength, tlength, prebuf, minreq;
- uint32_t sink_index;
+ uint32_t sink_index, syncid;
const char *name, *sink_name;
pa_sample_spec ss;
pa_channel_map map;
@@ -601,6 +693,7 @@ static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC
PA_TAG_U32, &tlength,
PA_TAG_U32, &prebuf,
PA_TAG_U32, &minreq,
+ PA_TAG_U32, &syncid,
PA_TAG_CVOLUME, &volume,
PA_TAG_INVALID) < 0 ||
!pa_tagstruct_eof(t) ||
@@ -610,23 +703,23 @@ static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
- if (sink_index != (uint32_t) -1)
+ if (sink_index != PA_INVALID_INDEX)
sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index);
else
sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1);
if (!sink) {
- pa_log("%s: Can't find a suitable sink.\n", __FILE__);
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_log_warn(__FILE__": Can't find a suitable sink.\n");
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
- if (!(s = playback_stream_new(c, sink, &ss, &map, name, maxlength, tlength, prebuf, minreq, &volume))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_INVALID);
+ if (!(s = playback_stream_new(c, sink, &ss, &map, name, maxlength, tlength, prebuf, minreq, &volume, syncid))) {
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
return;
}
@@ -656,14 +749,14 @@ static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (command == PA_COMMAND_DELETE_PLAYBACK_STREAM) {
struct playback_stream *s;
if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != PLAYBACK_STREAM)) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_EXIST);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
return;
}
@@ -671,7 +764,7 @@ static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma
} else if (command == PA_COMMAND_DELETE_RECORD_STREAM) {
struct record_stream *s;
if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_EXIST);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
return;
}
@@ -680,7 +773,7 @@ static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma
struct upload_stream *s;
assert(command == PA_COMMAND_DELETE_UPLOAD_STREAM);
if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != UPLOAD_STREAM)) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_EXIST);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
return;
}
@@ -717,7 +810,7 @@ static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -727,12 +820,12 @@ static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE, 1);
if (!source) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
if (!(s = record_stream_new(c, source, &ss, &map, name, maxlength, fragment_size))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_INVALID);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
return;
}
@@ -758,7 +851,7 @@ static void command_exit(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -782,7 +875,7 @@ static void command_auth(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t
if (!c->authorized) {
if (memcmp(c->protocol->auth_cookie, cookie, PA_NATIVE_COOKIE_LENGTH) != 0) {
pa_log(__FILE__": Denied access to client with invalid authorization key.\n");
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -826,7 +919,7 @@ static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uin
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -842,7 +935,7 @@ static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uin
}
if (idx == PA_IDXSET_INVALID)
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
else {
pa_tagstruct *reply;
reply = pa_tagstruct_new(NULL, 0);
@@ -867,12 +960,12 @@ static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -881,10 +974,10 @@ static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC
pa_memblockq_prebuf_disable(s->memblockq);
if (!pa_memblockq_is_readable(s->memblockq)) {
-/* pa_log("immediate drain: %u\n", pa_memblockq_get_length(s->memblockq)); */
+/* pa_log("immediate drain: %u\n", pa_memblockq_get_length(s->memblockq)); */
pa_pstream_send_simple_ack(c->pstream, tag);
} else {
-/* pa_log("slow drain triggered\n"); */
+/* pa_log("slow drain triggered\n"); */
s->drain_request = 1;
s->drain_tag = tag;
@@ -903,7 +996,7 @@ static void command_stat(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -937,12 +1030,12 @@ static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -980,12 +1073,12 @@ static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1026,17 +1119,17 @@ static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if ((length % pa_frame_size(&ss)) != 0 || length <= 0 || !*name) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_INVALID);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
return;
}
if (!(s = upload_stream_new(c, &ss, &map, name, length))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_INVALID);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
return;
}
@@ -1063,12 +1156,12 @@ static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != UPLOAD_STREAM)) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_EXIST);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
return;
}
@@ -1095,7 +1188,7 @@ static void command_play_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1105,12 +1198,12 @@ static void command_play_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui
sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1);
if (!sink) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
if (pa_scache_play_item(c->protocol->core, name, sink, &volume) < 0) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1129,12 +1222,12 @@ static void command_remove_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (pa_scache_remove_item(c->protocol->core, name) < 0) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1261,7 +1354,7 @@ static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, u
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1292,7 +1385,7 @@ static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, u
}
if (!sink && !source && !client && !module && !si && !so && !sce) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1331,7 +1424,7 @@ static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1394,7 +1487,7 @@ static void command_get_server_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1444,7 +1537,7 @@ static void command_subscribe(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1478,7 +1571,7 @@ static void command_set_volume(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command,
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1493,7 +1586,7 @@ static void command_set_volume(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command,
}
if (!si && !sink) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1509,7 +1602,7 @@ static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
struct connection *c = userdata;
uint32_t idx;
int b;
- struct playback_stream *s;
+ struct playback_stream *s, *sync;
assert(c && t);
if (pa_tagstruct_getu32(t, &idx) < 0 ||
@@ -1520,20 +1613,82 @@ static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
+ fprintf(stderr, "Corking %i\n", b);
+
pa_sink_input_cork(s->sink_input, b);
+ pa_memblockq_prebuf_force(s->memblockq);
+
+ /* Do the same for all other members in the sync group */
+ for (sync = s->prev; sync; sync = sync->prev) {
+ pa_sink_input_cork(sync->sink_input, b);
+ pa_memblockq_prebuf_force(sync->memblockq);
+ }
+
+ for (sync = s->next; sync; sync = sync->next) {
+ pa_sink_input_cork(sync->sink_input, b);
+ pa_memblockq_prebuf_force(sync->memblockq);
+ }
+
+ pa_pstream_send_simple_ack(c->pstream, tag);
+}
+
+static void command_flush_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
+ struct connection *c = userdata;
+ uint32_t idx;
+ struct playback_stream *s, *sync;
+ assert(c && t);
+
+ if (pa_tagstruct_getu32(t, &idx) < 0 ||
+ !pa_tagstruct_eof(t)) {
+ protocol_error(c);
+ return;
+ }
+
+ if (!c->authorized) {
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
+ return;
+ }
+
+ if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
+ return;
+ }
+
+ pa_memblockq_flush(s->memblockq);
+ s->underrun = 0;
+
+ /* Do the same for all other members in the sync group */
+ for (sync = s->prev; sync; sync = sync->prev) {
+ pa_memblockq_flush(sync->memblockq);
+ sync->underrun = 0;
+ }
+
+ for (sync = s->next; sync; sync = sync->next) {
+ pa_memblockq_flush(sync->memblockq);
+ sync->underrun = 0;
+ }
+
pa_pstream_send_simple_ack(c->pstream, tag);
+ pa_sink_notify(s->sink_input->sink);
+ request_bytes(s);
+
+ for (sync = s->prev; sync; sync = sync->prev)
+ request_bytes(sync);
+
+ for (sync = s->next; sync; sync = sync->next)
+ request_bytes(sync);
}
-static void command_flush_or_trigger_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
+static void command_trigger_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
struct connection *c = userdata;
uint32_t idx;
struct playback_stream *s;
@@ -1546,23 +1701,26 @@ static void command_flush_or_trigger_playback_stream(PA_GCC_UNUSED pa_pdispatch
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
- if (command == PA_COMMAND_PREBUF_PLAYBACK_STREAM)
- pa_memblockq_prebuf_reenable(s->memblockq);
- else if (command == PA_COMMAND_TRIGGER_PLAYBACK_STREAM)
- pa_memblockq_prebuf_disable(s->memblockq);
- else {
- assert(command == PA_COMMAND_FLUSH_PLAYBACK_STREAM);
- pa_memblockq_flush(s->memblockq);
- /*pa_log(__FILE__": flush: %u\n", pa_memblockq_get_length(s->memblockq));*/
+ switch (command) {
+ case PA_COMMAND_PREBUF_PLAYBACK_STREAM:
+ pa_memblockq_prebuf_force(s->memblockq);
+ break;
+
+ case PA_COMMAND_TRIGGER_PLAYBACK_STREAM:
+ pa_memblockq_prebuf_disable(s->memblockq);
+ break;
+
+ default:
+ abort();
}
pa_sink_notify(s->sink_input->sink);
@@ -1585,16 +1743,17 @@ static void command_cork_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
pa_source_output_cork(s->source_output, b);
+ pa_memblockq_prebuf_force(s->memblockq);
pa_pstream_send_simple_ack(c->pstream, tag);
}
@@ -1611,12 +1770,12 @@ static void command_flush_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_U
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1638,7 +1797,7 @@ static void command_set_default_sink_or_source(PA_GCC_UNUSED pa_pdispatch *pd, u
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1660,7 +1819,7 @@ static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t com
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1668,7 +1827,7 @@ static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t com
struct playback_stream *s;
if (!(s = pa_idxset_get_by_index(c->output_streams, idx)) || s->type != PLAYBACK_STREAM) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1678,7 +1837,7 @@ static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t com
struct record_stream *s;
if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1700,7 +1859,7 @@ static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint3
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1708,7 +1867,7 @@ static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint3
pa_client *client;
if (!(client = pa_idxset_get_by_index(c->protocol->core->clients, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1717,7 +1876,7 @@ static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint3
pa_sink_input *s;
if (!(s = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1728,7 +1887,7 @@ static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint3
assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT);
if (!(s = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1753,12 +1912,12 @@ static void command_load_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(m = pa_module_load(c->protocol->core, name, argument))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_INITFAILED);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_MODINITFAILED);
return;
}
@@ -1782,12 +1941,12 @@ static void command_unload_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (!(m = pa_idxset_get_by_index(c->protocol->core->modules, idx))) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1813,12 +1972,12 @@ static void command_add_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED u
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
if (pa_autoload_add(c->protocol->core, name, type == 0 ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE, module, argument, &idx) < 0) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_EXIST);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
return;
}
@@ -1847,7 +2006,7 @@ static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1857,7 +2016,7 @@ static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE
r = pa_autoload_remove_by_index(c->protocol->core, idx);
if (r < 0) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1893,7 +2052,7 @@ static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNU
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1904,7 +2063,7 @@ static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNU
a = pa_autoload_get_by_index(c->protocol->core, idx);
if (!a) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_NOENTITY);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@@ -1927,7 +2086,7 @@ static void command_get_autoload_info_list(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC
}
if (!c->authorized) {
- pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
+ pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
return;
}
@@ -1958,7 +2117,7 @@ static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, void *user
}
}
-static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk, void *userdata) {
+static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) {
struct connection *c = userdata;
struct output_stream *stream;
assert(p && chunk && userdata);
@@ -1975,13 +2134,30 @@ static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, uint32_t
ps->requested_bytes = 0;
else
ps->requested_bytes -= chunk->length;
-
- pa_memblockq_push_align(ps->memblockq, chunk, delta);
- assert(ps->sink_input);
-/* pa_log(__FILE__": after_recv: %u\n", pa_memblockq_get_length(p->memblockq)); */
+ pa_memblockq_seek(ps->memblockq, offset, seek);
+
+ if (pa_memblockq_push_align(ps->memblockq, chunk) < 0) {
+ pa_tagstruct *t;
+
+ pa_log_warn(__FILE__": failed to push data into queue\n");
+
+ /* Pushing this block into the queue failed, so we simulate
+ * it by skipping ahead */
+
+ pa_memblockq_seek(ps->memblockq, chunk->length, PA_SEEK_RELATIVE);
+
+ /* Notify the user */
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW);
+ pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
+ pa_tagstruct_putu32(t, ps->index);
+ pa_pstream_send_tagstruct(p, t);
+ }
+
+ ps->underrun = 0;
+
pa_sink_notify(ps->sink_input->sink);
-/* pa_log(__FILE__": Recieved %u bytes.\n", chunk->length); */
} else {
struct upload_stream *u = (struct upload_stream*) stream;
diff --git a/src/polypcore/protocol-simple.c b/src/polypcore/protocol-simple.c
index 4d3f8e1d..fac54239 100644
--- a/src/polypcore/protocol-simple.c
+++ b/src/polypcore/protocol-simple.c
@@ -52,6 +52,8 @@ struct connection {
pa_memblockq *input_memblockq, *output_memblockq;
pa_defer_event *defer_event;
+ int dead;
+
struct {
pa_memblock *current_memblock;
size_t memblock_index, fragment_size;
@@ -130,7 +132,7 @@ static int do_read(struct connection *c) {
}
if ((r = pa_iochannel_read(c->io, (uint8_t*) c->playback.current_memblock->data+c->playback.memblock_index, l)) <= 0) {
- pa_log(__FILE__": read() failed: %s\n", r == 0 ? "EOF" : strerror(errno));
+ pa_log_debug(__FILE__": read() failed: %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
@@ -142,7 +144,7 @@ static int do_read(struct connection *c) {
c->playback.memblock_index += r;
assert(c->input_memblockq);
- pa_memblockq_push_align(c->input_memblockq, &chunk, 0);
+ pa_memblockq_push_align(c->input_memblockq, &chunk);
assert(c->sink_input);
pa_sink_notify(c->sink_input->sink);
@@ -170,32 +172,46 @@ static int do_write(struct connection *c) {
pa_memblockq_drop(c->output_memblockq, &chunk, r);
pa_memblock_unref(chunk.memblock);
+
+ pa_source_notify(c->source_output->source);
return 0;
}
-
static void do_work(struct connection *c) {
assert(c);
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
c->protocol->core->mainloop->defer_enable(c->defer_event, 0);
- if (pa_iochannel_is_writable(c->io))
- if (do_write(c) < 0)
- goto fail;
+ if (c->dead)
+ return;
- if (pa_iochannel_is_readable(c->io))
+ if (pa_iochannel_is_readable(c->io)) {
if (do_read(c) < 0)
goto fail;
+ } else if (pa_iochannel_is_hungup(c->io))
+ goto fail;
- if (pa_iochannel_is_hungup(c->io))
- c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
+ if (pa_iochannel_is_writable(c->io)) {
+ if (do_write(c) < 0)
+ goto fail;
+ }
return;
fail:
- connection_free(c);
+
+ if (c->sink_input) {
+ c->dead = 1;
+
+ pa_iochannel_free(c->io);
+ c->io = NULL;
+
+ pa_memblockq_prebuf_disable(c->input_memblockq);
+ pa_sink_notify(c->sink_input->sink);
+ } else
+ connection_free(c);
}
/*** sink_input callbacks ***/
@@ -205,8 +221,13 @@ static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk) {
assert(i && i->userdata && chunk);
c = i->userdata;
- if (pa_memblockq_peek(c->input_memblockq, chunk) < 0)
+ if (pa_memblockq_peek(c->input_memblockq, chunk) < 0) {
+
+ if (c->dead)
+ connection_free(c);
+
return -1;
+ }
return 0;
}
@@ -240,7 +261,7 @@ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk)
struct connection *c = o->userdata;
assert(o && c && chunk);
- pa_memblockq_push(c->output_memblockq, chunk, 0);
+ pa_memblockq_push(c->output_memblockq, chunk);
/* do something */
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
@@ -307,6 +328,7 @@ static void on_connection(pa_socket_server*s, pa_iochannel *io, void *userdata)
c->playback.current_memblock = NULL;
c->playback.memblock_index = 0;
c->playback.fragment_size = 0;
+ c->dead = 0;
pa_iochannel_socket_peer_to_string(io, cname, sizeof(cname));
c->client = pa_client_new(p->core, __FILE__, cname);
@@ -339,7 +361,15 @@ static void on_connection(pa_socket_server*s, pa_iochannel *io, void *userdata)
c->sink_input->userdata = c;
l = (size_t) (pa_bytes_per_second(&p->sample_spec)*PLAYBACK_BUFFER_SECONDS);
- c->input_memblockq = pa_memblockq_new(l, 0, pa_frame_size(&p->sample_spec), l/2, l/PLAYBACK_BUFFER_FRAGMENTS, p->core->memblock_stat);
+ c->input_memblockq = pa_memblockq_new(
+ 0,
+ l,
+ 0,
+ pa_frame_size(&p->sample_spec),
+ (size_t) -1,
+ l/PLAYBACK_BUFFER_FRAGMENTS,
+ NULL,
+ p->core->memblock_stat);
assert(c->input_memblockq);
pa_iochannel_socket_set_rcvbuf(io, l/PLAYBACK_BUFFER_FRAGMENTS*5);
c->playback.fragment_size = l/10;
@@ -368,7 +398,15 @@ static void on_connection(pa_socket_server*s, pa_iochannel *io, void *userdata)
c->source_output->userdata = c;
l = (size_t) (pa_bytes_per_second(&p->sample_spec)*RECORD_BUFFER_SECONDS);
- c->output_memblockq = pa_memblockq_new(l, 0, pa_frame_size(&p->sample_spec), 0, 0, p->core->memblock_stat);
+ c->output_memblockq = pa_memblockq_new(
+ 0,
+ l,
+ 0,
+ pa_frame_size(&p->sample_spec),
+ 1,
+ 0,
+ NULL,
+ p->core->memblock_stat);
pa_iochannel_socket_set_sndbuf(io, l/RECORD_BUFFER_FRAGMENTS*2);
}
diff --git a/src/polypcore/pstream.c b/src/polypcore/pstream.c
index eec93a0f..c697dc3d 100644
--- a/src/polypcore/pstream.c
+++ b/src/polypcore/pstream.c
@@ -40,12 +40,14 @@
#include "pstream.h"
-typedef enum pa_pstream_descriptor_index {
+enum {
PA_PSTREAM_DESCRIPTOR_LENGTH,
PA_PSTREAM_DESCRIPTOR_CHANNEL,
- PA_PSTREAM_DESCRIPTOR_DELTA,
+ PA_PSTREAM_DESCRIPTOR_OFFSET_HI,
+ PA_PSTREAM_DESCRIPTOR_OFFSET_LO,
+ PA_PSTREAM_DESCRIPTOR_SEEK,
PA_PSTREAM_DESCRIPTOR_MAX
-} pa_pstream_descriptor_index;
+};
typedef uint32_t pa_pstream_descriptor[PA_PSTREAM_DESCRIPTOR_MAX];
@@ -58,7 +60,8 @@ struct item_info {
/* memblock info */
pa_memchunk chunk;
uint32_t channel;
- uint32_t delta;
+ int64_t offset;
+ pa_seek_mode_t seek_mode;
/* packet info */
pa_packet *packet;
@@ -94,7 +97,7 @@ struct pa_pstream {
void (*recieve_packet_callback) (pa_pstream *p, pa_packet *packet, void *userdata);
void *recieve_packet_callback_userdata;
- void (*recieve_memblock_callback) (pa_pstream *p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk, void *userdata);
+ void (*recieve_memblock_callback) (pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata);
void *recieve_memblock_callback_userdata;
void (*drain_callback)(pa_pstream *p, void *userdata);
@@ -103,8 +106,8 @@ struct pa_pstream {
pa_memblock_stat *memblock_stat;
};
-static void do_write(pa_pstream *p);
-static void do_read(pa_pstream *p);
+static int do_write(pa_pstream *p);
+static int do_read(pa_pstream *p);
static void do_something(pa_pstream *p) {
assert(p);
@@ -112,31 +115,47 @@ static void do_something(pa_pstream *p) {
p->mainloop->defer_enable(p->defer_event, 0);
pa_pstream_ref(p);
-
- if (!p->dead && pa_iochannel_is_readable(p->io))
- do_read(p);
- if (!p->dead && pa_iochannel_is_writable(p->io))
- do_write(p);
+ if (!p->dead && pa_iochannel_is_readable(p->io)) {
+ if (do_read(p) < 0)
+ goto fail;
+ } else if (!p->dead && pa_iochannel_is_hungup(p->io))
+ goto fail;
+
+ if (!p->dead && pa_iochannel_is_writable(p->io)) {
+ if (do_write(p) < 0)
+ goto fail;
+ }
+
+ pa_pstream_unref(p);
+ return;
+
+fail:
- /* In case the line was hungup, make sure to rerun this function
- as soon as possible, until all data has been read. */
+ p->dead = 1;
- if (!p->dead && pa_iochannel_is_hungup(p->io))
- p->mainloop->defer_enable(p->defer_event, 1);
+ if (p->die_callback)
+ p->die_callback(p, p->die_callback_userdata);
pa_pstream_unref(p);
}
static void io_callback(pa_iochannel*io, void *userdata) {
pa_pstream *p = userdata;
- assert(p && p->io == io);
+
+ assert(p);
+ assert(p->io == io);
+
do_something(p);
}
static void defer_callback(pa_mainloop_api *m, pa_defer_event *e, void*userdata) {
pa_pstream *p = userdata;
- assert(p && p->defer_event == e && p->mainloop == m);
+
+ assert(p);
+ assert(p->defer_event == e);
+ assert(p->mainloop == m);
+
do_something(p);
}
@@ -144,7 +163,8 @@ pa_pstream *pa_pstream_new(pa_mainloop_api *m, pa_iochannel *io, pa_memblock_sta
pa_pstream *p;
assert(io);
- p = pa_xmalloc(sizeof(pa_pstream));
+ p = pa_xnew(pa_pstream, 1);
+
p->ref = 1;
p->io = io;
pa_iochannel_set_callback(io, io_callback, p);
@@ -228,7 +248,7 @@ void pa_pstream_send_packet(pa_pstream*p, pa_packet *packet) {
/* pa_log(__FILE__": push-packet %p\n", packet); */
- i = pa_xmalloc(sizeof(struct item_info));
+ i = pa_xnew(struct item_info, 1);
i->type = PA_PSTREAM_ITEM_PACKET;
i->packet = pa_packet_ref(packet);
@@ -236,7 +256,7 @@ void pa_pstream_send_packet(pa_pstream*p, pa_packet *packet) {
p->mainloop->defer_enable(p->defer_event, 1);
}
-void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk) {
+void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, int64_t offset, pa_seek_mode_t seek_mode, const pa_memchunk *chunk) {
struct item_info *i;
assert(p && channel != (uint32_t) -1 && chunk && p->ref >= 1);
@@ -245,11 +265,12 @@ void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, uint32_t delta, co
/* pa_log(__FILE__": push-memblock %p\n", chunk); */
- i = pa_xmalloc(sizeof(struct item_info));
+ i = pa_xnew(struct item_info, 1);
i->type = PA_PSTREAM_ITEM_MEMBLOCK;
i->chunk = *chunk;
i->channel = channel;
- i->delta = delta;
+ i->offset = offset;
+ i->seek_mode = seek_mode;
pa_memblock_ref(i->chunk.memblock);
@@ -264,7 +285,7 @@ void pa_pstream_set_recieve_packet_callback(pa_pstream *p, void (*callback) (pa_
p->recieve_packet_callback_userdata = userdata;
}
-void pa_pstream_set_recieve_memblock_callback(pa_pstream *p, void (*callback) (pa_pstream *p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk, void *userdata), void *userdata) {
+void pa_pstream_set_recieve_memblock_callback(pa_pstream *p, void (*callback) (pa_pstream *p, uint32_t channel, int64_t delta, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata), void *userdata) {
assert(p && callback);
p->recieve_memblock_callback = callback;
@@ -286,17 +307,21 @@ static void prepare_next_write_item(pa_pstream *p) {
p->write.data = p->write.current->packet->data;
p->write.descriptor[PA_PSTREAM_DESCRIPTOR_LENGTH] = htonl(p->write.current->packet->length);
p->write.descriptor[PA_PSTREAM_DESCRIPTOR_CHANNEL] = htonl((uint32_t) -1);
- p->write.descriptor[PA_PSTREAM_DESCRIPTOR_DELTA] = 0;
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_HI] = 0;
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_LO] = 0;
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_SEEK] = 0;
} else {
assert(p->write.current->type == PA_PSTREAM_ITEM_MEMBLOCK && p->write.current->chunk.memblock);
p->write.data = (uint8_t*) p->write.current->chunk.memblock->data + p->write.current->chunk.index;
p->write.descriptor[PA_PSTREAM_DESCRIPTOR_LENGTH] = htonl(p->write.current->chunk.length);
p->write.descriptor[PA_PSTREAM_DESCRIPTOR_CHANNEL] = htonl(p->write.current->channel);
- p->write.descriptor[PA_PSTREAM_DESCRIPTOR_DELTA] = htonl(p->write.current->delta);
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_HI] = htonl((uint32_t) (((uint64_t) p->write.current->offset) >> 32));
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_LO] = htonl((uint32_t) ((uint64_t) p->write.current->offset));
+ p->write.descriptor[PA_PSTREAM_DESCRIPTOR_SEEK] = htonl(p->write.current->seek_mode);
}
}
-static void do_write(pa_pstream *p) {
+static int do_write(pa_pstream *p) {
void *d;
size_t l;
ssize_t r;
@@ -306,7 +331,7 @@ static void do_write(pa_pstream *p) {
prepare_next_write_item(p);
if (!p->write.current)
- return;
+ return 0;
assert(p->write.data);
@@ -319,7 +344,7 @@ static void do_write(pa_pstream *p) {
}
if ((r = pa_iochannel_write(p->io, d, l)) < 0)
- goto die;
+ return -1;
p->write.index += r;
@@ -332,15 +357,10 @@ static void do_write(pa_pstream *p) {
p->drain_callback(p, p->drain_userdata);
}
- return;
-
-die:
- p->dead = 1;
- if (p->die_callback)
- p->die_callback(p, p->die_callback_userdata);
+ return 0;
}
-static void do_read(pa_pstream *p) {
+static int do_read(pa_pstream *p) {
void *d;
size_t l;
ssize_t r;
@@ -356,7 +376,7 @@ static void do_read(pa_pstream *p) {
}
if ((r = pa_iochannel_read(p->io, d, l)) <= 0)
- goto die;
+ return -1;
p->read.index += r;
@@ -365,8 +385,8 @@ static void do_read(pa_pstream *p) {
/* Frame size too large */
if (ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_LENGTH]) > FRAME_SIZE_MAX) {
- pa_log(__FILE__": Frame size too large\n");
- goto die;
+ pa_log_warn(__FILE__": Frame size too large\n");
+ return -1;
}
assert(!p->read.packet && !p->read.memblock);
@@ -374,13 +394,16 @@ static void do_read(pa_pstream *p) {
if (ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_CHANNEL]) == (uint32_t) -1) {
/* Frame is a packet frame */
p->read.packet = pa_packet_new(ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_LENGTH]));
- assert(p->read.packet);
p->read.data = p->read.packet->data;
} else {
/* Frame is a memblock frame */
p->read.memblock = pa_memblock_new(ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_LENGTH]), p->memblock_stat);
- assert(p->read.memblock);
p->read.data = p->read.memblock->data;
+
+ if (ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_SEEK]) > PA_SEEK_RELATIVE_END) {
+ pa_log_warn(__FILE__": Invalid seek mode\n");
+ return -1;
+ }
}
} else if (p->read.index > PA_PSTREAM_DESCRIPTOR_SIZE) {
@@ -396,13 +419,26 @@ static void do_read(pa_pstream *p) {
chunk.index = p->read.index - PA_PSTREAM_DESCRIPTOR_SIZE - l;
chunk.length = l;
- if (p->recieve_memblock_callback)
+ if (p->recieve_memblock_callback) {
+ int64_t offset;
+
+ offset = (int64_t) (
+ (((uint64_t) ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_HI])) << 32) |
+ (((uint64_t) ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_LO]))));
+
p->recieve_memblock_callback(
p,
ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_CHANNEL]),
- ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_DELTA]),
+ offset,
+ ntohl(p->read.descriptor[PA_PSTREAM_DESCRIPTOR_SEEK]),
&chunk,
p->recieve_memblock_callback_userdata);
+ }
+
+ /* Drop seek info for following callbacks */
+ p->read.descriptor[PA_PSTREAM_DESCRIPTOR_SEEK] =
+ p->read.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_HI] =
+ p->read.descriptor[PA_PSTREAM_DESCRIPTOR_OFFSET_LO] = 0;
}
}
@@ -427,13 +463,7 @@ static void do_read(pa_pstream *p) {
}
}
- return;
-
-die:
- p->dead = 1;
- if (p->die_callback)
- p->die_callback(p, p->die_callback_userdata);
-
+ return 0;
}
void pa_pstream_set_die_callback(pa_pstream *p, void (*callback)(pa_pstream *p, void *userdata), void *userdata) {
@@ -453,20 +483,24 @@ int pa_pstream_is_pending(pa_pstream *p) {
void pa_pstream_set_drain_callback(pa_pstream *p, void (*cb)(pa_pstream *p, void *userdata), void *userdata) {
assert(p);
+ assert(p->ref >= 1);
p->drain_callback = cb;
p->drain_userdata = userdata;
}
void pa_pstream_unref(pa_pstream*p) {
- assert(p && p->ref >= 1);
+ assert(p);
+ assert(p->ref >= 1);
- if (!(--(p->ref)))
+ if (--p->ref == 0)
pstream_free(p);
}
pa_pstream* pa_pstream_ref(pa_pstream*p) {
- assert(p && p->ref >= 1);
+ assert(p);
+ assert(p->ref >= 1);
+
p->ref++;
return p;
}
diff --git a/src/polypcore/pstream.h b/src/polypcore/pstream.h
index 10ce58f6..741ba9b5 100644
--- a/src/polypcore/pstream.h
+++ b/src/polypcore/pstream.h
@@ -25,6 +25,7 @@
#include <inttypes.h>
#include <polyp/mainloop-api.h>
+#include <polyp/def.h>
#include <polypcore/packet.h>
#include <polypcore/memblock.h>
#include <polypcore/iochannel.h>
@@ -37,10 +38,10 @@ void pa_pstream_unref(pa_pstream*p);
pa_pstream* pa_pstream_ref(pa_pstream*p);
void pa_pstream_send_packet(pa_pstream*p, pa_packet *packet);
-void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk);
+void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk);
void pa_pstream_set_recieve_packet_callback(pa_pstream *p, void (*callback) (pa_pstream *p, pa_packet *packet, void *userdata), void *userdata);
-void pa_pstream_set_recieve_memblock_callback(pa_pstream *p, void (*callback) (pa_pstream *p, uint32_t channel, uint32_t delta, const pa_memchunk *chunk, void *userdata), void *userdata);
+void pa_pstream_set_recieve_memblock_callback(pa_pstream *p, void (*callback) (pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata), void *userdata);
void pa_pstream_set_drain_callback(pa_pstream *p, void (*cb)(pa_pstream *p, void *userdata), void *userdata);
void pa_pstream_set_die_callback(pa_pstream *p, void (*callback)(pa_pstream *p, void *userdata), void *userdata);
diff --git a/src/polypcore/sample-util.c b/src/polypcore/sample-util.c
index e3bb4aa6..e588446d 100644
--- a/src/polypcore/sample-util.c
+++ b/src/polypcore/sample-util.c
@@ -34,6 +34,15 @@
#include "sample-util.h"
+pa_memblock *pa_silence_memblock_new(const pa_sample_spec *spec, size_t length, pa_memblock_stat*s) {
+ assert(spec);
+
+ if (length == 0)
+ length = pa_bytes_per_second(spec)/10; /* 100 ms */
+
+ return pa_silence_memblock(pa_memblock_new(length, s), spec);
+}
+
pa_memblock *pa_silence_memblock(pa_memblock* b, const pa_sample_spec *spec) {
assert(b && b->data && spec);
pa_silence_memory(b->data, b->length, spec);
diff --git a/src/polypcore/sample-util.h b/src/polypcore/sample-util.h
index 486d284b..7ea01a30 100644
--- a/src/polypcore/sample-util.h
+++ b/src/polypcore/sample-util.h
@@ -28,6 +28,7 @@
#include <polypcore/memchunk.h>
pa_memblock *pa_silence_memblock(pa_memblock* b, const pa_sample_spec *spec);
+pa_memblock *pa_silence_memblock_new(const pa_sample_spec *spec, size_t length, pa_memblock_stat*s);
void pa_silence_memchunk(pa_memchunk *c, const pa_sample_spec *spec);
void pa_silence_memory(void *p, size_t length, const pa_sample_spec *spec);
diff --git a/src/polypcore/sink.c b/src/polypcore/sink.c
index 9bc478c3..1f374f5e 100644
--- a/src/polypcore/sink.c
+++ b/src/polypcore/sink.c
@@ -270,6 +270,8 @@ int pa_sink_render(pa_sink*s, size_t length, pa_memchunk *result) {
result->memblock = pa_memblock_new(length, s->core->memblock_stat);
assert(result->memblock);
+/* pa_log("mixing %i\n", n); */
+
result->length = pa_mix(info, n, result->memblock->data, length, &s->sample_spec, &s->sw_volume);
result->index = 0;
}
diff --git a/src/polypcore/sink.h b/src/polypcore/sink.h
index 5fd9784f..fa120ebf 100644
--- a/src/polypcore/sink.h
+++ b/src/polypcore/sink.h
@@ -34,7 +34,7 @@ typedef struct pa_sink pa_sink;
#include <polypcore/source.h>
#include <polypcore/module.h>
-#define PA_MAX_INPUTS_PER_SINK 6
+#define PA_MAX_INPUTS_PER_SINK 32
typedef enum pa_sink_state {
PA_SINK_RUNNING,
diff --git a/src/tests/memblockq-test.c b/src/tests/memblockq-test.c
new file mode 100644
index 00000000..b01084da
--- /dev/null
+++ b/src/tests/memblockq-test.c
@@ -0,0 +1,147 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2 of the License,
+ or (at your option) any later version.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with polypaudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <assert.h>
+#include <stdio.h>
+
+#include <polypcore/memblockq.h>
+#include <polypcore/log.h>
+
+int main(int argc, char *argv[]) {
+ int ret;
+ pa_memblockq *bq;
+ pa_memchunk chunk1, chunk2, chunk3, chunk4;
+ pa_memblock *silence;
+
+ pa_log_set_maximal_level(PA_LOG_DEBUG);
+
+ silence = pa_memblock_new_fixed("__", 2, 1, NULL);
+ assert(silence);
+
+ bq = pa_memblockq_new(0, 40, 10, 2, 4, 4, silence, NULL);
+ assert(bq);
+
+ chunk1.memblock = pa_memblock_new_fixed("AA", 2, 1, NULL);
+ chunk1.index = 0;
+ chunk1.length = 2;
+ assert(chunk1.memblock);
+
+ chunk2.memblock = pa_memblock_new_fixed("TTBB", 4, 1, NULL);
+ chunk2.index = 2;
+ chunk2.length = 2;
+ assert(chunk2.memblock);
+
+ chunk3.memblock = pa_memblock_new_fixed("ZZZZ", 4, 1, NULL);
+ chunk3.index = 0;
+ chunk3.length = 4;
+ assert(chunk3.memblock);
+
+ chunk4.memblock = pa_memblock_new_fixed("KKKKKKKK", 8, 1, NULL);
+ chunk4.index = 0;
+ chunk4.length = 8;
+ assert(chunk4.memblock);
+
+ ret = pa_memblockq_push(bq, &chunk1);
+ assert(ret == 0);
+
+ ret = pa_memblockq_push(bq, &chunk1);
+ assert(ret == 0);
+
+ ret = pa_memblockq_push(bq, &chunk2);
+ assert(ret == 0);
+
+ ret = pa_memblockq_push(bq, &chunk2);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, -6, 0);
+ ret = pa_memblockq_push(bq, &chunk3);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, -2, 0);
+ ret = pa_memblockq_push(bq, &chunk3);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, -10, 0);
+ ret = pa_memblockq_push(bq, &chunk4);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, 10, 0);
+
+ ret = pa_memblockq_push(bq, &chunk1);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, -6, 0);
+ ret = pa_memblockq_push(bq, &chunk2);
+ assert(ret == 0);
+
+ /* Test splitting */
+ pa_memblockq_seek(bq, -12, 0);
+ ret = pa_memblockq_push(bq, &chunk1);
+ assert(ret == 0);
+
+ pa_memblockq_seek(bq, 20, 0);
+
+ /* Test merging */
+ ret = pa_memblockq_push(bq, &chunk3);
+ assert(ret == 0);
+ pa_memblockq_seek(bq, -2, 0);
+
+ chunk3.index += 2;
+ chunk3.length -= 2;
+
+ ret = pa_memblockq_push(bq, &chunk3);
+ assert(ret == 0);
+
+ printf(">");
+
+ pa_memblockq_shorten(bq, 6);
+
+ for (;;) {
+ pa_memchunk out;
+ char *e;
+ size_t n;
+
+ if (pa_memblockq_peek(bq, &out) < 0)
+ break;
+
+ for (e = (char*) out.memblock->data + out.index, n = 0; n < out.length; n++)
+ printf("%c", *e);
+
+ pa_memblock_unref(out.memblock);
+ pa_memblockq_drop(bq, &out, out.length);
+ }
+
+ printf("<\n");
+
+ pa_memblockq_free(bq);
+ pa_memblock_unref(silence);
+ pa_memblock_unref(chunk1.memblock);
+ pa_memblock_unref(chunk2.memblock);
+ pa_memblock_unref(chunk3.memblock);
+ pa_memblock_unref(chunk4.memblock);
+
+ return 0;
+}
diff --git a/src/tests/sync-playback.c b/src/tests/sync-playback.c
new file mode 100644
index 00000000..5df790c9
--- /dev/null
+++ b/src/tests/sync-playback.c
@@ -0,0 +1,192 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2 of the License,
+ or (at your option) any later version.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with polypaudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <signal.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <math.h>
+
+#include <polyp/polypaudio.h>
+#include <polyp/mainloop.h>
+
+#define NSTREAMS 4
+#define SINE_HZ 440
+#define SAMPLE_HZ 8000
+
+static pa_context *context = NULL;
+static pa_stream *streams[NSTREAMS];
+static pa_mainloop_api *mainloop_api = NULL;
+
+static float data[SAMPLE_HZ]; /* one second space */
+
+static int n_streams_ready = 0;
+
+static const pa_sample_spec sample_spec = {
+ .format = PA_SAMPLE_FLOAT32,
+ .rate = SAMPLE_HZ,
+ .channels = 1
+};
+
+static const pa_buffer_attr buffer_attr = {
+ .maxlength = SAMPLE_HZ*sizeof(float)*NSTREAMS, /* exactly space for the entire play time */
+ .tlength = 0,
+ .prebuf = 0, /* Setting prebuf to 0 guarantees us the the streams will run synchronously, no matter what */
+ .minreq = 0
+};
+
+static void nop_free_cb(void *p) {}
+
+static void underflow_cb(struct pa_stream *s, void *userdata) {
+ int i = (int) userdata;
+
+ fprintf(stderr, "Stream %i finished\n", i);
+
+ if (++n_streams_ready >= 2*NSTREAMS) {
+ fprintf(stderr, "We're done\n");
+ mainloop_api->quit(mainloop_api, 0);
+ }
+}
+
+/* This routine is called whenever the stream state changes */
+static void stream_state_callback(pa_stream *s, void *userdata) {
+ assert(s);
+
+ switch (pa_stream_get_state(s)) {
+ case PA_STREAM_UNCONNECTED:
+ case PA_STREAM_CREATING:
+ case PA_STREAM_TERMINATED:
+ break;
+
+ case PA_STREAM_READY: {
+
+ int r, i = (int) userdata;
+
+ fprintf(stderr, "Writing data to stream %i.\n", i);
+
+ r = pa_stream_write(s, data, sizeof(data), nop_free_cb, sizeof(data) * i, PA_SEEK_ABSOLUTE);
+ assert(r == 0);
+
+ /* Be notified when this stream is drained */
+ pa_stream_set_underflow_callback(s, underflow_cb, userdata);
+
+ /* All streams have been set up, let's go! */
+ if (++n_streams_ready >= NSTREAMS) {
+ fprintf(stderr, "Uncorking\n");
+ pa_operation_unref(pa_stream_cork(s, 0, NULL, NULL));
+ }
+
+ break;
+ }
+
+ default:
+ case PA_STREAM_FAILED:
+ fprintf(stderr, "Stream error: %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s))));
+ abort();
+ }
+}
+
+/* This is called whenever the context status changes */
+static void context_state_callback(pa_context *c, void *userdata) {
+ assert(c);
+
+ switch (pa_context_get_state(c)) {
+ case PA_CONTEXT_CONNECTING:
+ case PA_CONTEXT_AUTHORIZING:
+ case PA_CONTEXT_SETTING_NAME:
+ break;
+
+ case PA_CONTEXT_READY: {
+
+ int i;
+ fprintf(stderr, "Connection established.\n");
+
+ for (i = 0; i < NSTREAMS; i++) {
+ char name[64];
+
+ fprintf(stderr, "Creating stream %i\n", i);
+
+ snprintf(name, sizeof(name), "stream #%i", i);
+
+ streams[i] = pa_stream_new(c, name, &sample_spec, NULL);
+ assert(streams[i]);
+ pa_stream_set_state_callback(streams[i], stream_state_callback, (void*) i);
+ pa_stream_connect_playback(streams[i], NULL, &buffer_attr, PA_STREAM_START_CORKED, NULL, i == 0 ? NULL : streams[0]);
+ }
+
+ break;
+ }
+
+ case PA_CONTEXT_TERMINATED:
+ mainloop_api->quit(mainloop_api, 0);
+ break;
+
+ case PA_CONTEXT_FAILED:
+ default:
+ fprintf(stderr, "Context error: %s\n", pa_strerror(pa_context_errno(c)));
+ abort();
+ }
+}
+
+int main(int argc, char *argv[]) {
+ pa_mainloop* m = NULL;
+ int i, ret = 0;
+
+ for (i = 0; i < SAMPLE_HZ; i++)
+ data[i] = (float) sin(((double) i/SAMPLE_HZ)*2*M_PI*SINE_HZ)/2;
+
+ for (i = 0; i < NSTREAMS; i++)
+ streams[i] = NULL;
+
+ /* Set up a new main loop */
+ m = pa_mainloop_new();
+ assert(m);
+
+ mainloop_api = pa_mainloop_get_api(m);
+
+ context = pa_context_new(mainloop_api, argv[0]);
+ assert(context);
+
+ pa_context_set_state_callback(context, context_state_callback, NULL);
+
+ pa_context_connect(context, NULL, 1, NULL);
+
+ if (pa_mainloop_run(m, &ret) < 0)
+ fprintf(stderr, "pa_mainloop_run() failed.\n");
+
+ pa_context_unref(context);
+
+ for (i = 0; i < NSTREAMS; i++)
+ if (streams[i])
+ pa_stream_unref(streams[i]);
+
+ pa_mainloop_free(m);
+
+ return ret;
+}
diff --git a/src/utils/pacat.c b/src/utils/pacat.c
index a3c3f2c8..4e126c8a 100644
--- a/src/utils/pacat.c
+++ b/src/utils/pacat.c
@@ -80,7 +80,7 @@ static void do_stream_write(size_t length) {
if (l > buffer_length)
l = buffer_length;
- pa_stream_write(stream, (uint8_t*) buffer + buffer_index, l, NULL, 0);
+ pa_stream_write(stream, (uint8_t*) buffer + buffer_index, l, NULL, 0, PA_SEEK_RELATIVE);
buffer_length -= l;
buffer_index += l;
@@ -106,8 +106,8 @@ static void stream_write_callback(pa_stream *s, size_t length, void *userdata) {
/* This is called whenever new data may is available */
static void stream_read_callback(pa_stream *s, size_t length, void *userdata) {
+ const void *data;
assert(s && length);
- void *data;
if (stdio_event)
mainloop_api->io_enable(stdio_event, PA_IO_EVENT_OUTPUT);
@@ -175,7 +175,7 @@ static void context_state_callback(pa_context *c, void *userdata) {
if (mode == PLAYBACK) {
pa_cvolume cv;
- pa_stream_connect_playback(stream, device, NULL, 0, pa_cvolume_set(&cv, PA_CHANNELS_MAX, volume));
+ pa_stream_connect_playback(stream, device, NULL, 0, pa_cvolume_set(&cv, PA_CHANNELS_MAX, volume), NULL);
} else
pa_stream_connect_record(stream, device, NULL, 0);
diff --git a/src/utils/pactl.c b/src/utils/pactl.c
index 4c22c925..e3305f0f 100644
--- a/src/utils/pactl.c
+++ b/src/utils/pactl.c
@@ -515,7 +515,7 @@ static void stream_write_callback(pa_stream *s, size_t length, void *userdata) {
quit(1);
}
- pa_stream_write(s, d, length, free, 0);
+ pa_stream_write(s, d, length, free, 0, PA_SEEK_RELATIVE);
sample_length -= length;
diff --git a/src/utils/paplay.c b/src/utils/paplay.c
index 9f73b834..5f985ee9 100644
--- a/src/utils/paplay.c
+++ b/src/utils/paplay.c
@@ -113,7 +113,7 @@ static void stream_write_callback(pa_stream *s, size_t length, void *userdata) {
f = readf_function(sndfile, data, n);
if (f > 0)
- pa_stream_write(s, data, f*k, free, 0);
+ pa_stream_write(s, data, f*k, free, 0, PA_SEEK_RELATIVE);
if (f < n) {
sf_close(sndfile);
@@ -166,7 +166,7 @@ static void context_state_callback(pa_context *c, void *userdata) {
pa_stream_set_state_callback(stream, stream_state_callback, NULL);
pa_stream_set_write_callback(stream, stream_write_callback, NULL);
- pa_stream_connect_playback(stream, device, NULL, 0, pa_cvolume_set(&cv, PA_CHANNELS_MAX, volume));
+ pa_stream_connect_playback(stream, device, NULL, 0, pa_cvolume_set(&cv, sample_spec.channels, volume), NULL);
break;
}