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Revert "[client] audio: allow the audiodev to return the periodFrames"

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This reverts commit 41884bfcc5.

PipeWire can change it's period size on the fly on us making this
approach invalid.
This commit is contained in:
Geoffrey McRae
2022-01-28 09:58:57 +11:00
parent c2a766c2ee
commit a0477466d2
4 changed files with 49 additions and 69 deletions
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40
client/audiodevs/PipeWire/pipewire.c
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@@ -104,17 +104,6 @@ static void pipewire_onPlaybackProcess(void * userdata)
if (pw.playback.rateMatch && pw.playback.rateMatch->size > 0)
frames = min(frames, pw.playback.rateMatch->size);
/* pipewire doesn't provide a way to access the quantum, so we start the
* stream and stop it immediately at setup to get this value */
if (pw.playback.startFrames == -1)
{
sbuf->datas[0].chunk->size = 0;
pw_stream_queue_buffer(pw.playback.stream, pbuf);
pw_stream_set_active(pw.playback.stream, false);
pw.playback.startFrames = frames;
return;
}
frames = pw.playback.pullFn(dst, frames);
if (!frames)
{
@@ -190,7 +179,7 @@ static void pipewire_playbackStopStream(void)
}
static void pipewire_playbackSetup(int channels, int sampleRate,
LG_AudioPullFn pullFn, int * periodFrames)
LG_AudioPullFn pullFn)
{
const struct spa_pod * params[1];
uint8_t buffer[1024];
@@ -220,7 +209,7 @@ static void pipewire_playbackSetup(int channels, int sampleRate,
pw.playback.sampleRate = sampleRate;
pw.playback.stride = sizeof(float) * channels;
pw.playback.pullFn = pullFn;
pw.playback.startFrames = -1;
pw.playback.startFrames = maxLatencyFrames;
pw_thread_loop_lock(pw.thread);
pw.playback.stream = pw_stream_new_simple(
@@ -258,22 +247,19 @@ static void pipewire_playbackSetup(int channels, int sampleRate,
PW_ID_ANY,
PW_STREAM_FLAG_AUTOCONNECT |
PW_STREAM_FLAG_MAP_BUFFERS |
PW_STREAM_FLAG_RT_PROCESS,
PW_STREAM_FLAG_RT_PROCESS |
PW_STREAM_FLAG_INACTIVE,
params, 1);
pw_thread_loop_unlock(pw.thread);
/* wait for the stream to start and set this value */
while(pw.playback.startFrames == -1)
pw_thread_loop_wait(pw.thread);
*periodFrames = pw.playback.startFrames;
}
static void pipewire_playbackStart(void)
static bool pipewire_playbackStart(int framesBuffered)
{
if (!pw.playback.stream)
return;
return false;
bool start = false;
if (pw.playback.state != STREAM_STATE_ACTIVE)
{
@@ -282,8 +268,12 @@ static void pipewire_playbackStart(void)
switch (pw.playback.state)
{
case STREAM_STATE_INACTIVE:
pw_stream_set_active(pw.playback.stream, true);
pw.playback.state = STREAM_STATE_ACTIVE;
if (framesBuffered >= pw.playback.startFrames)
{
pw_stream_set_active(pw.playback.stream, true);
pw.playback.state = STREAM_STATE_ACTIVE;
start = true;
}
break;
case STREAM_STATE_DRAINING:
@@ -297,6 +287,8 @@ static void pipewire_playbackStart(void)
pw_thread_loop_unlock(pw.thread);
}
return start;
}
static void pipewire_playbackStop(void)