mirrors/pulseaudio
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git synced 2025-11-03 09:01:50 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Support for setting volume on sources.

Browse source 
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@560 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2006-02-22 14:11:23 +00:00
parent 6cd225010f
commit cc2178e5c3
11 changed files with 232 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

55
src/polyp/introspect.c
View file

@ -252,6 +252,7 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 ||
pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 ||
pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
pa_tagstruct_get_cvolume(t, &i.volume) < 0 ||
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 ||
@ -727,6 +728,60 @@ pa_operation* pa_context_set_sink_input_volume(pa_context *c, uint32_t idx, cons
return o;
}
pa_operation* pa_context_set_source_volume_by_index(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;
assert(c);
assert(c->ref >= 1);
assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
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_new(NULL, 0);
pa_tagstruct_putu32(t, PA_COMMAND_SET_SOURCE_VOLUME);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
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));
return o;
}
pa_operation* pa_context_set_source_volume_by_name(pa_context *c, const char *name, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
assert(c);
assert(c->ref >= 1);
assert(name);
assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_new(NULL, 0);
pa_tagstruct_putu32(t, PA_COMMAND_SET_SOURCE_VOLUME);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
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));
return o;
}
/** Sample Cache **/
static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {

7
src/polyp/introspect.h
View file

@ -84,6 +84,7 @@ typedef struct pa_source_info {
pa_sample_spec sample_spec; /**< Sample spec of this source */
pa_channel_map channel_map; /**< Channel map \since 0.9 */
uint32_t owner_module; /**< Owning module index, or PA_INVALID_INDEX */
pa_cvolume volume; /**< Volume of the source \since 0.8 */
uint32_t monitor_of_sink; /**< If this is a monitor source the index of the owning sink, otherwise PA_INVALID_INDEX */
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 */
@ -213,6 +214,12 @@ pa_operation* pa_context_set_sink_volume_by_name(pa_context *c, const char *name
/** Set the volume of a sink input stream */
pa_operation* pa_context_set_sink_input_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata);
/** Set the volume of a source device specified by its index \since 0.8 */
pa_operation* pa_context_set_source_volume_by_index(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata);
/** Set the volume of a source device specified by its name \since 0.8 */
pa_operation* pa_context_set_source_volume_by_name(pa_context *c, const char *name, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata);
/** Memory block statistics */
typedef struct pa_stat_info {
uint32_t memblock_total; /**< Currently allocated memory blocks */