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authorLennart Poettering <lennart@poettering.net>2006-04-07 23:02:48 +0000
committerLennart Poettering <lennart@poettering.net>2006-04-07 23:02:48 +0000
commitf6d95b7291f09f63f50d3b258f6a82580faf7bca (patch)
tree11596eb4532d79ba4f0b1220f0f14ce9a67c4e8b /src/polyp
parent272ab200c24223a04efcc9f5a5df0e5e70b8de59 (diff)
add new introspection data field for sinks/sources: a flags field which specifies whether the sink/source supports hw volume control and latency querying
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@661 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/polyp')
-rw-r--r--src/polyp/def.h12
-rw-r--r--src/polyp/introspect.c12
-rw-r--r--src/polyp/introspect.h2
3 files changed, 24 insertions, 2 deletions
diff --git a/src/polyp/def.h b/src/polyp/def.h
index 659b943b..1a7a20c3 100644
--- a/src/polyp/def.h
+++ b/src/polyp/def.h
@@ -273,6 +273,18 @@ typedef enum pa_seek_mode {
PA_SEEK_RELATIVE_END = 3, /**< Seek relatively to the current end of the buffer queue. */
} pa_seek_mode_t;
+/** Special sink flags. \since 0.8 */
+typedef enum pa_sink_flags {
+ PA_SINK_HW_VOLUME_CTRL = 1, /**< Supports hardware volume control */
+ PA_SINK_LATENCY = 2 /**< Supports latency querying */
+} pa_sink_flags_t;
+
+/** Special source flags. \since 0.8 */
+typedef enum pa_source_flags {
+ PA_SOURCE_HW_VOLUME_CTRL = 1, /**< Supports hardware volume control */
+ PA_SOURCE_LATENCY = 2 /**< Supports latency querying */
+} pa_source_flags_t;
+
PA_C_DECL_END
#endif
diff --git a/src/polyp/introspect.c b/src/polyp/introspect.c
index 6a28998c..ea6133e1 100644
--- a/src/polyp/introspect.c
+++ b/src/polyp/introspect.c
@@ -135,6 +135,7 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, P
eol = -1;
} else {
+ uint32_t flags;
while (!pa_tagstruct_eof(t)) {
pa_sink_info i;
@@ -150,12 +151,15 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, P
pa_tagstruct_getu32(t, &i.monitor_source) < 0 ||
pa_tagstruct_gets(t, &i.monitor_source_name) < 0 ||
pa_tagstruct_get_usec(t, &i.latency) < 0 ||
- pa_tagstruct_gets(t, &i.driver) < 0) {
+ pa_tagstruct_gets(t, &i.driver) < 0 ||
+ pa_tagstruct_getu32(t, &flags) < 0) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
+ i.flags = (pa_sink_flags_t) flags;
+
if (o->callback) {
pa_sink_info_cb_t cb = (pa_sink_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
@@ -242,6 +246,7 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
while (!pa_tagstruct_eof(t)) {
pa_source_info i;
+ uint32_t flags;
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
pa_tagstruct_gets(t, &i.name) < 0 ||
@@ -254,12 +259,15 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_getu32(t, &i.monitor_of_sink) < 0 ||
pa_tagstruct_gets(t, &i.monitor_of_sink_name) < 0 ||
pa_tagstruct_get_usec(t, &i.latency) < 0 ||
- pa_tagstruct_gets(t, &i.driver) < 0) {
+ pa_tagstruct_gets(t, &i.driver) < 0 ||
+ pa_tagstruct_getu32(t, &flags) < 0) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
+ i.flags = (pa_source_flags_t) flags;
+
if (o->callback) {
pa_source_info_cb_t cb = (pa_source_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
diff --git a/src/polyp/introspect.h b/src/polyp/introspect.h
index f1f0989c..fb05cfb9 100644
--- a/src/polyp/introspect.h
+++ b/src/polyp/introspect.h
@@ -63,6 +63,7 @@ typedef struct pa_sink_info {
const char *monitor_source_name; /**< The name of the monitor source */
pa_usec_t latency; /**< Length of filled playback buffer of this sink */
const char *driver; /**< Driver name. \since 0.8 */
+ pa_sink_flags_t flags; /**< Flags \since 0.8 */
} pa_sink_info;
/** Callback prototype for pa_context_get_sink_info_by_name() and friends */
@@ -91,6 +92,7 @@ typedef struct pa_source_info {
const char *monitor_of_sink_name; /**< Name of the owning sink, or PA_INVALID_INDEX */
pa_usec_t latency; /**< Length of filled record buffer of this source. \since 0.5 */
const char *driver; /**< Driver name \since 0.8 */
+ pa_source_flags_t flags; /**< Flags \since 0.8 */
} pa_source_info;
/** Callback prototype for pa_context_get_source_info_by_name() and friends */