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[WIP] Maintainability Improvement: Add debug logging throughout the audio system for easy debugging and troubleshooting

This commit is contained in:
Alex P 2025-09-16 11:27:18 +03:00
parent 5e257b3144
commit 0944c886e5
1 changed files with 0 additions and 8 deletions
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8
internal/audio/c/audio.c
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@ -480,34 +480,26 @@ retry_write:
// Write PCM to playback device with robust recovery // Write PCM to playback device with robust recovery
int pcm_rc = snd_pcm_writei(pcm_playback_handle, pcm_buffer, pcm_frames); int pcm_rc = snd_pcm_writei(pcm_playback_handle, pcm_buffer, pcm_frames);
if (pcm_rc < 0) { if (pcm_rc < 0) {
printf("[AUDIO] jetkvm_audio_decode_write: ALSA write failed with error %d (%s), attempt %d/%d\n",
pcm_rc, snd_strerror(pcm_rc), recovery_attempts + 1, max_recovery_attempts);
if (pcm_rc == -EPIPE) { if (pcm_rc == -EPIPE) {
// Buffer underrun - implement progressive recovery // Buffer underrun - implement progressive recovery
recovery_attempts++; recovery_attempts++;
if (recovery_attempts > max_recovery_attempts) { if (recovery_attempts > max_recovery_attempts) {
printf("[AUDIO] jetkvm_audio_decode_write: Buffer underrun recovery failed after %d attempts\n", max_recovery_attempts);
return -2; return -2;
} }
printf("[AUDIO] jetkvm_audio_decode_write: Buffer underrun detected, attempting recovery (attempt %d)\n", recovery_attempts);
// Try to recover with prepare // Try to recover with prepare
err = snd_pcm_prepare(pcm_playback_handle); err = snd_pcm_prepare(pcm_playback_handle);
if (err < 0) { if (err < 0) {
printf("[AUDIO] jetkvm_audio_decode_write: snd_pcm_prepare failed (%s), trying drop+prepare\n", snd_strerror(err));
// If prepare fails, try drop and prepare // If prepare fails, try drop and prepare
snd_pcm_drop(pcm_playback_handle); snd_pcm_drop(pcm_playback_handle);
err = snd_pcm_prepare(pcm_playback_handle); err = snd_pcm_prepare(pcm_playback_handle);
if (err < 0) { if (err < 0) {
printf("[AUDIO] jetkvm_audio_decode_write: drop+prepare recovery failed (%s)\n", snd_strerror(err));
return -2; return -2;
} }
} }
// Wait before retry to allow device to stabilize // Wait before retry to allow device to stabilize
snd_pcm_wait(pcm_playback_handle, sleep_microseconds * recovery_attempts / 1000); snd_pcm_wait(pcm_playback_handle, sleep_microseconds * recovery_attempts / 1000);
printf("[AUDIO] jetkvm_audio_decode_write: Buffer underrun recovery successful, retrying write\n");
goto retry_write; goto retry_write;
} else if (pcm_rc == -ESTRPIPE) { } else if (pcm_rc == -ESTRPIPE) {
// Device suspended, implement robust resume logic // Device suspended, implement robust resume logic