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loopback: Do not skip audio at startup

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The code is now waiting for source and sink to start up, so the skip
logic is not necessary anymore.
This commit is contained in:
Georg Chini 2017-03-31 07:50:12 +02:00
parent 41e974d863
commit a3acc167aa
1 changed files with 2 additions and 35 deletions
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37
src/modules/module-loopback.c
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@ -78,10 +78,10 @@ struct userdata {
pa_rtpoll_item *rtpoll_item_read, *rtpoll_item_write;
pa_time_event *time_event;
pa_usec_t adjust_time;
size_t skip;
/* Values from command line configuration */
pa_usec_t latency;
pa_usec_t adjust_time;
/* Latency boundaries and current values */
pa_usec_t min_source_latency;
@ -365,27 +365,12 @@ static void memblockq_adjust(struct userdata *u, pa_usec_t latency_offset_usec,
/* Called from input thread context */
static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) {
struct userdata *u;
pa_memchunk copy;
pa_usec_t push_time, current_source_latency;
pa_source_output_assert_ref(o);
pa_source_output_assert_io_context(o);
pa_assert_se(u = o->userdata);
if (u->skip >= chunk->length) {
u->skip -= chunk->length;
return;
}
if (u->skip > 0) {
copy = *chunk;
copy.index += u->skip;
copy.length -= u->skip;
u->skip = 0;
chunk = ©
}
/* Send current source latency and timestamp with the message */
push_time = pa_rtclock_now();
current_source_latency = pa_source_get_latency_within_thread(u->source_output->source);
@ -496,23 +481,6 @@ static void source_output_detach_cb(pa_source_output *o) {
}
}
/* Called from input thread context except when cork() is called without valid source. */
static void source_output_state_change_cb(pa_source_output *o, pa_source_output_state_t state) {
struct userdata *u;
pa_source_output_assert_ref(o);
pa_assert_se(u = o->userdata);
if (PA_SOURCE_OUTPUT_IS_LINKED(state) && o->thread_info.state == PA_SOURCE_OUTPUT_INIT && o->source) {
u->skip = pa_usec_to_bytes(PA_CLIP_SUB(pa_source_get_latency_within_thread(o->source),
u->latency),
&o->sample_spec);
pa_log_info("Skipping %lu bytes", (unsigned long) u->skip);
}
}
/* Called from main thread */
static void source_output_kill_cb(pa_source_output *o) {
struct userdata *u;
@ -1179,7 +1147,6 @@ int pa__init(pa_module *m) {
u->source_output->kill = source_output_kill_cb;
u->source_output->attach = source_output_attach_cb;
u->source_output->detach = source_output_detach_cb;
u->source_output->state_change = source_output_state_change_cb;
u->source_output->may_move_to = source_output_may_move_to_cb;
u->source_output->moving = source_output_moving_cb;
u->source_output->suspend = source_output_suspend_cb;