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pipe-sink: align buffer

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The pipe buffer is likely to be a power of 2 (e.g. 4096 bytes). This
works nicely for 16 bit stereo samples but breaks when using 24 bit
samples.

This patch aligns the buffer using pa_frame_align().
This commit is contained in:
Nils Schneider 2016-08-11 17:58:24 +02:00 • committed by Tanu Kaskinen
parent 32c2a6d64a
commit 9e4ee38c17
1 changed files with 2 additions and 2 deletions
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4
src/modules/module-pipe-sink.c
View file

@ -123,7 +123,7 @@ static int process_render(struct userdata *u) {
pa_assert(u); pa_assert(u);
if (u->memchunk.length <= 0) if (u->memchunk.length <= 0)
pa_sink_render(u->sink, pa_pipe_buf(u->fd), &u->memchunk); pa_sink_render(u->sink, pa_frame_align(pa_pipe_buf(u->fd), &u->sink->sample_spec), &u->memchunk);
pa_assert(u->memchunk.length > 0); pa_assert(u->memchunk.length > 0);
@ -301,7 +301,7 @@ int pa__init(pa_module *m) {
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll); pa_sink_set_rtpoll(u->sink, u->rtpoll);
pa_sink_set_max_request(u->sink, pa_pipe_buf(u->fd)); pa_sink_set_max_request(u->sink, pa_frame_align(pa_pipe_buf(u->fd), &u->sink->sample_spec));
pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(pa_pipe_buf(u->fd), &u->sink->sample_spec)); pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(pa_pipe_buf(u->fd), &u->sink->sample_spec));
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);