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capture: Implement per-stream volume control for capture streams.

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This piggy backs onto the previous changes for protocol 22 and
thus does not bump the version. This and the previous commits should be
seen as mostly atomic. Apologies for any bisecting issues this causes
(although I would expect these to be minimal)
This commit is contained in:
Colin Guthrie 2011-05-17 22:31:10 +01:00
parent fdf3a08814
commit dffc4d18d3
21 changed files with 1980 additions and 219 deletions
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61
src/pulse/introspect.c
View file

@ -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) {