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-rw-r--r--src/pulsecore/source.h77
1 files changed, 60 insertions, 17 deletions
diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h
index bd0a9122..f9c9cbf9 100644
--- a/src/pulsecore/source.h
+++ b/src/pulsecore/source.h
@@ -33,7 +33,6 @@ typedef struct pa_source pa_source;
#include <pulse/channelmap.h>
#include <pulse/volume.h>
-#include <pulsecore/core-def.h>
#include <pulsecore/core.h>
#include <pulsecore/idxset.h>
#include <pulsecore/memblock.h>
@@ -54,11 +53,11 @@ typedef enum pa_source_state {
PA_SOURCE_UNLINKED
} pa_source_state_t;
-static inline pa_bool_t PA_SOURCE_OPENED(pa_source_state_t x) {
+static inline pa_bool_t PA_SOURCE_IS_OPENED(pa_source_state_t x) {
return x == PA_SOURCE_RUNNING || x == PA_SOURCE_IDLE;
}
-static inline pa_bool_t PA_SOURCE_LINKED(pa_source_state_t x) {
+static inline pa_bool_t PA_SOURCE_IS_LINKED(pa_source_state_t x) {
return x == PA_SOURCE_RUNNING || x == PA_SOURCE_IDLE || x == PA_SOURCE_SUSPENDED;
}
@@ -71,7 +70,8 @@ struct pa_source {
pa_source_flags_t flags;
char *name;
- char *description, *driver; /* may be NULL */
+ char *driver; /* may be NULL */
+ pa_proplist *proplist;
pa_module *module; /* may be NULL */
@@ -87,15 +87,20 @@ struct pa_source {
pa_bool_t refresh_volume;
pa_bool_t refresh_muted;
+ pa_asyncmsgq *asyncmsgq;
+ pa_rtpoll *rtpoll;
+
+ pa_memchunk silence;
+
+ pa_usec_t min_latency; /* we won't go below this latency setting */
+ pa_usec_t max_latency; /* An upper limit for the latencies */
+
int (*set_state)(pa_source*source, pa_source_state_t state); /* may be NULL */
int (*set_volume)(pa_source *s); /* dito */
int (*get_volume)(pa_source *s); /* dito */
int (*set_mute)(pa_source *s); /* dito */
int (*get_mute)(pa_source *s); /* dito */
- pa_usec_t (*get_latency)(pa_source *s); /* dito */
-
- pa_asyncmsgq *asyncmsgq;
- pa_rtpoll *rtpoll;
+ void (*update_requested_latency)(pa_source *s); /* dito */
/* Contains copies of the above data so that the real-time worker
* thread can work without access locking */
@@ -104,6 +109,13 @@ struct pa_source {
pa_hashmap *outputs;
pa_cvolume soft_volume;
pa_bool_t soft_muted;
+
+ pa_bool_t requested_latency_valid;
+ size_t requested_latency;
+
+ /* Then number of bytes this source will be rewound for at
+ * max */
+ size_t max_rewind;
} thread_info;
void *userdata;
@@ -120,27 +132,50 @@ typedef enum pa_source_message {
PA_SOURCE_MESSAGE_GET_MUTE,
PA_SOURCE_MESSAGE_SET_MUTE,
PA_SOURCE_MESSAGE_GET_LATENCY,
+ PA_SOURCE_MESSAGE_GET_REQUESTED_LATENCY,
PA_SOURCE_MESSAGE_SET_STATE,
- PA_SOURCE_MESSAGE_PING,
PA_SOURCE_MESSAGE_ATTACH,
PA_SOURCE_MESSAGE_DETACH,
PA_SOURCE_MESSAGE_MAX
} pa_source_message_t;
+typedef struct pa_source_new_data {
+ char *name;
+ pa_bool_t namereg_fail;
+ pa_proplist *proplist;
+
+ const char *driver;
+ pa_module *module;
+
+ pa_sample_spec sample_spec;
+ pa_bool_t sample_spec_is_set;
+ pa_channel_map channel_map;
+ pa_bool_t channel_map_is_set;
+
+ pa_cvolume volume;
+ pa_bool_t volume_is_set;
+ pa_bool_t muted;
+ pa_bool_t muted_is_set;
+} pa_source_new_data;
+
+pa_source_new_data* pa_source_new_data_init(pa_source_new_data *data);
+void pa_source_new_data_set_name(pa_source_new_data *data, const char *name);
+void pa_source_new_data_set_sample_spec(pa_source_new_data *data, const pa_sample_spec *spec);
+void pa_source_new_data_set_channel_map(pa_source_new_data *data, const pa_channel_map *map);
+void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume);
+void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute);
+void pa_source_new_data_done(pa_source_new_data *data);
+
/* To be called exclusively by the source driver, from main context */
pa_source* pa_source_new(
pa_core *core,
- const char *driver,
- const char *name,
- int namereg_fail,
- const pa_sample_spec *spec,
- const pa_channel_map *map);
+ pa_source_new_data *data,
+ pa_source_flags_t flags);
void pa_source_put(pa_source *s);
void pa_source_unlink(pa_source *s);
-void pa_source_set_module(pa_source *s, pa_module *m);
void pa_source_set_description(pa_source *s, const char *description);
void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q);
void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p);
@@ -151,13 +186,12 @@ void pa_source_attach(pa_source *s);
/* May be called by everyone, from main context */
pa_usec_t pa_source_get_latency(pa_source *s);
+pa_usec_t pa_source_get_requested_latency(pa_source *s);
int pa_source_update_status(pa_source*s);
int pa_source_suspend(pa_source *s, pa_bool_t suspend);
int pa_source_suspend_all(pa_core *c, pa_bool_t suspend);
-void pa_source_ping(pa_source *s);
-
void pa_source_set_volume(pa_source *source, const pa_cvolume *volume);
const pa_cvolume *pa_source_get_volume(pa_source *source);
void pa_source_set_mute(pa_source *source, pa_bool_t mute);
@@ -170,10 +204,19 @@ unsigned pa_source_used_by(pa_source *s); /* Number of connected streams that ar
/* To be called exclusively by the source driver, from IO context */
void pa_source_post(pa_source*s, const pa_memchunk *b);
+void pa_source_process_rewind(pa_source *s, size_t nbytes);
int pa_source_process_msg(pa_msgobject *o, int code, void *userdata, int64_t, pa_memchunk *chunk);
void pa_source_attach_within_thread(pa_source *s);
void pa_source_detach_within_thread(pa_source *s);
+pa_usec_t pa_source_get_requested_latency_within_thread(pa_source *s);
+
+void pa_source_set_max_rewind(pa_source *s, size_t max_rewind);
+
+/* To be called exclusively by source output drivers, from IO context */
+
+void pa_source_invalidate_requested_latency(pa_source *s);
+
#endif