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module-rtp: Correctly scale device_delay in constant latency mode

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This commit is contained in:
Carlos Rafael Giani 2026-06-24 10:35:48 +02:00
parent 6c3fd1f07f
commit 20f17c73de
1 changed files with 7 additions and 0 deletions
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7
src/modules/module-rtp/audio.c
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@ -217,6 +217,13 @@ static void rtp_audio_process_playback(void *data)
avail = spa_ringbuffer_get_read_index(&impl->ring, &timestamp);
if (impl->io_position) {
uint32_t clock_rate = impl->io_position->clock.rate.denom;
/* Device delay is reported in clock rate units. If this does not
* match the RTP rate, the device delay must be transformed first. */
device_delay = scale_u64(device_delay, impl->rate, clock_rate);
}
/* Reduce target buffer by the delay amount to start playback sooner.
* This compensates for the delay to the device. */
if (SPA_UNLIKELY(impl->target_buffer < device_delay)) {