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refactoring

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This commit is contained in:
Maxim Devaev
2022-06-06 15:15:37 +03:00
parent 710652073a
commit 63fe32ddd9
1 changed files with 8 additions and 24 deletions
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32
janus/src/audio.c
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@@ -91,6 +91,7 @@ audio_s *audio_init(const char *name) {
JLOG_ERROR("audio", "Unsupported PCM bitrate %u, max=%u", audio->pcm_bitrate, MAX_PCM_BITRATE);
goto error;
}
JLOG_INFO("audio", "Using PCM bitrate: %u", audio->pcm_bitrate);
audio->pcm_frames = BITRATE_TO_FRAMES(audio->pcm_bitrate);
audio->pcm_size = BITRATE_TO_BUF8(audio->pcm_bitrate);
SET_PARAM("Can't apply PCM params", snd_pcm_hw_params);
@@ -99,7 +100,6 @@ audio_s *audio_init(const char *name) {
}
if (audio->pcm_bitrate != ENCODER_INPUT_BITRATE) {
JLOG_INFO("audio", "Using resampler: %u -> %u", audio->pcm_bitrate, ENCODER_INPUT_BITRATE);
audio->res = speex_resampler_init(2, audio->pcm_bitrate, ENCODER_INPUT_BITRATE, SPEEX_RESAMPLER_QUALITY_DESKTOP, &err);
if (err < 0) {
JLOG_PERROR_RES(err, "audio", "Can't create resampler");
@@ -108,32 +108,16 @@ audio_s *audio_init(const char *name) {
}
{
// OPUS_APPLICATION_VOIP
// OPUS_APPLICATION_RESTRICTED_LOWDELAY
// OPUS_APPLICATION_VOIP, OPUS_APPLICATION_RESTRICTED_LOWDELAY
audio->enc = opus_encoder_create(ENCODER_INPUT_BITRATE, 2, OPUS_APPLICATION_AUDIO, &err);
if (err < 0) {
JLOG_PERROR_OPUS(err, "audio", "Can't create OPUS encoder");
goto error;
}
# define SET_PARAM(_msg, _ctl) { \
if ((err = opus_encoder_ctl(audio->enc, _ctl)) < 0) { \
JLOG_PERROR_OPUS(err, "audio", _msg); \
goto error; \
} \
}
SET_PARAM("Can't set OPUS bitrate", OPUS_SET_BITRATE(ENCODER_OUTPUT_BITRATE));
SET_PARAM("Can't set OPUS max bandwidth", OPUS_SET_MAX_BANDWIDTH(OPUS_BANDWIDTH_FULLBAND));
SET_PARAM("Can't set OPUS signal type", OPUS_SET_SIGNAL(OPUS_SIGNAL_MUSIC));
// Also see rtpa.c
// SET_PARAM("Can't set OPUS FEC", OPUS_SET_INBAND_FEC(1));
// SET_PARAM("Can't set OPUS exploss", OPUS_SET_PACKET_LOSS_PERC(10));
# undef SET_PARAM
assert(err == 0);
assert(!opus_encoder_ctl(audio->enc, OPUS_SET_BITRATE(ENCODER_OUTPUT_BITRATE)));
assert(!opus_encoder_ctl(audio->enc, OPUS_SET_MAX_BANDWIDTH(OPUS_BANDWIDTH_FULLBAND)));
assert(!opus_encoder_ctl(audio->enc, OPUS_SET_SIGNAL(OPUS_SIGNAL_MUSIC)));
// OPUS_SET_INBAND_FEC(1), OPUS_SET_PACKET_LOSS_PERC(10): see rtpa.c
}
JLOG_INFO("audio", "PCM & OPUS prepared; capturing ...");
JLOG_INFO("audio", "Pipeline prepared; capturing ...");
audio->tids_created = true;
A_THREAD_CREATE(&audio->enc_tid, _encoder_thread, audio);
A_THREAD_CREATE(&audio->pcm_tid, _pcm_thread, audio);