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module-pulse-tunnel: fix rate correction sign for capture

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The capture delay calculation had the wrong sign, making the resampler
go in the wrong direction and causing pitch changes.

Fixes #3093
This commit is contained in:
Wim Taymans 2023-03-16 09:48:47 +01:00
parent 106836f7d6
commit b757638000
1 changed files with 4 additions and 7 deletions
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11
src/modules/module-pulse-tunnel.c
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@ -232,17 +232,14 @@ static void stream_state_changed(void *d, enum pw_stream_state old,
}
}
static void update_rate(struct impl *impl, bool playback)
static void update_rate(struct impl *impl)
{
float error, corr;
if (impl->rate_match == NULL)
return;
if (playback)
error = (float)impl->target_latency - (float)impl->current_latency;
else
error = (float)impl->current_latency - (float)impl->target_latency;
error = (float)impl->target_latency - (float)impl->current_latency;
error = SPA_CLAMP(error, -impl->max_error, impl->max_error);
corr = spa_dll_update(&impl->dll, error);
@ -283,7 +280,7 @@ static void playback_stream_process(void *d)
size, RINGBUFFER_SIZE);
impl->resync = true;
} else {
update_rate(impl, true);
update_rate(impl);
}
spa_ringbuffer_write_data(&impl->ring,
impl->buffer, RINGBUFFER_SIZE,
@ -324,7 +321,7 @@ static void capture_stream_process(void *d)
avail = impl->target_buffer;
index += avail - impl->target_buffer;
} else {
update_rate(impl, false);
update_rate(impl);
}
spa_ringbuffer_read_data(&impl->ring,
impl->buffer, RINGBUFFER_SIZE,