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-rw-r--r--src/pulse/introspect.c61
-rw-r--r--src/pulse/introspect.h15
-rw-r--r--src/pulse/stream.c38
3 files changed, 93 insertions, 21 deletions
diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c
index a781c14f..d6ad0f50 100644
--- a/src/pulse/introspect.c
+++ b/src/pulse/introspect.c
@@ -1164,7 +1164,7 @@ static void context_get_source_output_info_callback(pa_pdispatch *pd, uint32_t c
while (!pa_tagstruct_eof(t)) {
pa_source_output_info i;
- pa_bool_t corked = FALSE;
+ pa_bool_t mute = FALSE, corked = FALSE, has_volume = FALSE, volume_writable = TRUE;
pa_zero(i);
i.proplist = pa_proplist_new();
@@ -1181,14 +1181,21 @@ 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 ||
(o->context->version >= 13 && pa_tagstruct_get_proplist(t, i.proplist) < 0) ||
- (o->context->version >= 19 && pa_tagstruct_get_boolean(t, &corked) < 0)) {
+ (o->context->version >= 19 && pa_tagstruct_get_boolean(t, &corked) < 0) ||
+ (o->context->version >= 22 && (pa_tagstruct_get_cvolume(t, &i.volume) < 0 ||
+ pa_tagstruct_get_boolean(t, &mute) < 0 ||
+ pa_tagstruct_get_boolean(t, &has_volume) < 0 ||
+ pa_tagstruct_get_boolean(t, &volume_writable) < 0))) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
goto finish;
}
+ i.mute = (int) mute;
i.corked = (int) corked;
+ i.has_volume = (int) has_volume;
+ i.volume_writable = (int) volume_writable;
if (o->callback) {
pa_source_output_info_cb_t cb = (pa_source_output_info_cb_t) o->callback;
@@ -1487,6 +1494,56 @@ pa_operation* pa_context_set_source_mute_by_name(pa_context *c, const char *name
return o;
}
+pa_operation* pa_context_set_source_output_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
+ pa_operation *o;
+ pa_tagstruct *t;
+ uint32_t tag;
+
+ pa_assert(c);
+ pa_assert(PA_REFCNT_VALUE(c) >= 1);
+ pa_assert(volume);
+
+ PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 22, PA_ERR_NOTSUPPORTED);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
+
+ o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
+
+ t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME, &tag);
+ pa_tagstruct_putu32(t, idx);
+ pa_tagstruct_put_cvolume(t, volume);
+ pa_pstream_send_tagstruct(c->pstream, t);
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
+
+ return o;
+}
+
+pa_operation* pa_context_set_source_output_mute(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata) {
+ pa_operation *o;
+ pa_tagstruct *t;
+ uint32_t tag;
+
+ pa_assert(c);
+ pa_assert(PA_REFCNT_VALUE(c) >= 1);
+
+ PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
+ PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 22, PA_ERR_NOTSUPPORTED);
+
+ o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
+
+ t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_OUTPUT_MUTE, &tag);
+ pa_tagstruct_putu32(t, idx);
+ pa_tagstruct_put_boolean(t, mute);
+ pa_pstream_send_tagstruct(c->pstream, t);
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
+
+ return o;
+}
+
/** Sample Cache **/
static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h
index 65f12d12..84a12b62 100644
--- a/src/pulse/introspect.h
+++ b/src/pulse/introspect.h
@@ -164,9 +164,8 @@
*
* If an application desires to modify the volume of just a single stream
* (commonly one of its own streams), this can be done by setting the volume
- * of its associated sink input, using pa_context_set_sink_input_volume().
- *
- * There is no support for modifying the volume of source outputs.
+ * of its associated sink input or source output, using
+ * pa_context_set_sink_input_volume() or pa_context_set_source_output_volume()
*
* It is also possible to remove sink inputs and source outputs, terminating
* the streams associated with them:
@@ -558,6 +557,10 @@ typedef struct pa_source_output_info {
const char *driver; /**< Driver name */
pa_proplist *proplist; /**< Property list \since 0.9.11 */
int corked; /**< Stream corked \since 1.0 */
+ pa_cvolume volume; /**< The volume of this source output \since 1.0 */
+ int mute; /**< Stream muted \since 1.0 */
+ int has_volume; /**< Stream has volume. If not set, then the meaning of this struct's volume member is unspecified. \since 1.0 */
+ int volume_writable; /**< The volume can be set. If not set, the volume can still change even though clients can't control the volume. \since 1.0 */
} pa_source_output_info;
/** Callback prototype for pa_context_get_source_output_info() and friends*/
@@ -575,6 +578,12 @@ pa_operation* pa_context_move_source_output_by_name(pa_context *c, uint32_t idx,
/** Move the specified source output to a different source. \since 0.9.5 */
pa_operation* pa_context_move_source_output_by_index(pa_context *c, uint32_t idx, uint32_t source_idx, pa_context_success_cb_t cb, void* userdata);
+/** Set the volume of a source output stream \since 1.0 */
+pa_operation* pa_context_set_source_output_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata);
+
+/** Set the mute switch of a source output stream \since 1.0 */
+pa_operation* pa_context_set_source_output_mute(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata);
+
/** Kill a source output. */
pa_operation* pa_context_kill_source_output(pa_context *c, uint32_t idx, pa_context_success_cb_t cb, void *userdata);
diff --git a/src/pulse/stream.c b/src/pulse/stream.c
index 32936848..d60b864b 100644
--- a/src/pulse/stream.c
+++ b/src/pulse/stream.c
@@ -1149,7 +1149,8 @@ static int create_stream(
pa_tagstruct *t;
uint32_t tag;
- pa_bool_t volume_set = FALSE;
+ pa_bool_t volume_set = !!volume;
+ pa_cvolume cv;
uint32_t i;
pa_assert(s);
@@ -1246,9 +1247,18 @@ static int create_stream(
PA_TAG_BOOLEAN, s->corked,
PA_TAG_INVALID);
- if (s->direction == PA_STREAM_PLAYBACK) {
- pa_cvolume cv;
+ if (!volume) {
+ if (pa_sample_spec_valid(&s->sample_spec))
+ volume = pa_cvolume_reset(&cv, s->sample_spec.channels);
+ else {
+ /* This is not really relevant, since no volume was set, and
+ * the real number of channels is embedded in the format_info
+ * structure */
+ volume = pa_cvolume_reset(&cv, PA_CHANNELS_MAX);
+ }
+ }
+ if (s->direction == PA_STREAM_PLAYBACK) {
pa_tagstruct_put(
t,
PA_TAG_U32, s->buffer_attr.tlength,
@@ -1257,19 +1267,6 @@ static int create_stream(
PA_TAG_U32, s->syncid,
PA_TAG_INVALID);
- volume_set = !!volume;
-
- if (!volume) {
- if (pa_sample_spec_valid(&s->sample_spec))
- volume = pa_cvolume_reset(&cv, s->sample_spec.channels);
- else {
- /* This is not really relevant, since no volume was set, and
- * the real number of channels is embedded in the format_info
- * structure */
- volume = pa_cvolume_reset(&cv, PA_CHANNELS_MAX);
- }
- }
-
pa_tagstruct_put_cvolume(t, volume);
} else
pa_tagstruct_putu32(t, s->buffer_attr.fragsize);
@@ -1335,6 +1332,15 @@ static int create_stream(
pa_tagstruct_put_format_info(t, s->req_formats[i]);
}
+ if (s->context->version >= 22 && s->direction == PA_STREAM_RECORD) {
+ pa_tagstruct_put_cvolume(t, volume);
+ pa_tagstruct_put_boolean(t, flags & PA_STREAM_START_MUTED);
+ pa_tagstruct_put_boolean(t, volume_set);
+ pa_tagstruct_put_boolean(t, flags & (PA_STREAM_START_MUTED|PA_STREAM_START_UNMUTED));
+ pa_tagstruct_put_boolean(t, flags & PA_STREAM_RELATIVE_VOLUME);
+ pa_tagstruct_put_boolean(t, flags & (PA_STREAM_PASSTHROUGH));
+ }
+
pa_pstream_send_tagstruct(s->context->pstream, t);
pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_create_stream_callback, s, NULL);
generated by cgit (git 2.34.1) at 2024-04-23 22:37:08 +0000