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bunch of mic fixes

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This commit is contained in:
Maxim Devaev
2025-01-20 00:21:36 +02:00
parent 37e79995fe
commit 3d7685ac48
4 changed files with 103 additions and 71 deletions
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146
janus/src/plugin.c
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@@ -25,6 +25,7 @@
#include <inttypes.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <assert.h>
#include <sys/mman.h>
@@ -292,79 +293,100 @@ static void *_aplay_thread(void *arg) {
assert(_g_config->aplay_dev_name != NULL);
int once = 0;
snd_pcm_t *dev = NULL;
bool skip = false;
while (!_STOP) {
usleep(US_AU_FRAME_MS * 1000 / 4);
snd_pcm_t *dev = NULL;
bool skip = true;
us_au_pcm_s mixed = {0};
_LOCK_APLAY;
US_LIST_ITERATE(_g_clients, client, {
us_au_pcm_s last = {0};
do {
const int ri = us_ring_consumer_acquire(client->aplay_pcm_ring, 0);
if (ri >= 0) {
const us_au_pcm_s *pcm = client->aplay_pcm_ring->items[ri];
memcpy(&last, pcm, sizeof(us_au_pcm_s));
us_ring_consumer_release(client->aplay_pcm_ring, ri);
while (!_STOP) {
usleep((US_AU_FRAME_MS / 4) * 1000);
us_au_pcm_s mixed = {0};
_LOCK_APLAY;
US_LIST_ITERATE(_g_clients, client, {
us_au_pcm_s last = {0};
do {
const int ri = us_ring_consumer_acquire(client->aplay_pcm_ring, 0);
if (ri >= 0) {
const us_au_pcm_s *pcm = client->aplay_pcm_ring->items[ri];
memcpy(&last, pcm, sizeof(us_au_pcm_s));
us_ring_consumer_release(client->aplay_pcm_ring, ri);
} else {
break;
}
} while (skip && !_STOP);
us_au_pcm_mix(&mixed, &last);
// US_JLOG_INFO("++++++", "mixed %p", client);
});
_UNLOCK_APLAY;
// US_JLOG_INFO("++++++", "--------------");
if (skip) {
static uint skipped = 0;
if (skipped < (1000 / (US_AU_FRAME_MS / 4))) {
++skipped;
continue;
} else {
break;
skipped = 0;
}
} while (skip && !_STOP);
us_au_pcm_mix(&mixed, &last);
// US_JLOG_INFO("++++++", "mixed %p", client);
});
_UNLOCK_APLAY;
// US_JLOG_INFO("++++++", "--------------");
}
if (!_HAS_WATCHERS || !_HAS_LISTENERS || !_HAS_SPEAKERS) {
skip = true;
continue;
}
if (dev == NULL) {
int err = snd_pcm_open(&dev, _g_config->aplay_dev_name, SND_PCM_STREAM_PLAYBACK, 0);
if (err < 0) {
US_ONCE({ US_JLOG_ERROR("aplay", "Can't open PCM playback: %s", snd_strerror(err)); });
if (!_HAS_WATCHERS || !_HAS_LISTENERS || !_HAS_SPEAKERS) {
goto close_aplay;
}
err = snd_pcm_set_params(
dev,
SND_PCM_FORMAT_S16_LE, SND_PCM_ACCESS_RW_INTERLEAVED,
US_RTP_OPUS_CH, US_RTP_OPUS_HZ,
1 /* soft resample */, 50000 /* 50000 = 0.05sec */
);
if (err < 0) {
US_ONCE({ US_JLOG_ERROR("aplay", "Can't configure PCM playback: %s", snd_strerror(err)); });
goto close_aplay;
if (dev == NULL) {
int err = snd_pcm_open(&dev, _g_config->aplay_dev_name, SND_PCM_STREAM_PLAYBACK, 0);
if (err < 0) {
US_ONCE({ US_JLOG_PERROR_ALSA(err, "aplay", "Can't open PCM playback"); });
goto close_aplay;
}
err = snd_pcm_set_params(dev, SND_PCM_FORMAT_S16_LE, SND_PCM_ACCESS_RW_INTERLEAVED,
US_RTP_OPUS_CH, US_RTP_OPUS_HZ, 1 /* soft resample */, 50000 /* 50000 = 0.05sec */
);
if (err < 0) {
US_ONCE({ US_JLOG_PERROR_ALSA(err, "aplay", "Can't configure PCM playback"); });
goto close_aplay;
}
US_JLOG_INFO("aplay", "Playback opened, playing ...");
once = 0;
}
US_JLOG_INFO("aplay", "Playback opened, playing ...");
}
if (dev != NULL && mixed.frames > 0) {
snd_pcm_sframes_t frames = snd_pcm_writei(dev, mixed.data, mixed.frames);
if (frames < 0) {
frames = snd_pcm_recover(dev, frames, 1);
} else {
skip = false;
}
if (frames < 0) {
US_ONCE({ US_JLOG_ERROR("aplay", "Can't play to PCM: %s", snd_strerror(frames)); });
skip = true;
} else {
skip = false;
if (dev != NULL && mixed.frames > 0) {
snd_pcm_sframes_t frames = snd_pcm_writei(dev, mixed.data, mixed.frames);
if (frames < 0) {
frames = snd_pcm_recover(dev, frames, 1);
} else {
if (once != 0) {
US_JLOG_INFO("aplay", "Playing resumed (snd_pcm_writei) ...");
}
once = 0;
skip = false;
}
if (frames < 0) {
US_ONCE({ US_JLOG_PERROR_ALSA(frames, "aplay", "Can't play to PCM playback"); });
if (frames == -ENODEV) {
goto close_aplay;
}
skip = true;
} else {
if (once != 0) {
US_JLOG_INFO("aplay", "Playing resumed (snd_pcm_recover) ...");
}
once = 0;
skip = false;
}
}
}
continue;
close_aplay:
US_DELETE(dev, snd_pcm_close);
if (dev != NULL) {
US_DELETE(dev, snd_pcm_close);
US_JLOG_INFO("aplay", "Playback closed");
}
}
US_DELETE(dev, snd_pcm_close);
return NULL;
}
@@ -374,6 +396,14 @@ static void _relay_rtp_clients(const us_rtp_s *rtp) {
});
}
static void _alsa_quiet(const char *file, int line, const char *func, int err, const char *fmt, ...) {
(void)file;
(void)line;
(void)func;
(void)err;
(void)fmt;
}
static int _plugin_init(janus_callbacks *gw, const char *config_dir_path) {
// https://groups.google.com/g/meetecho-janus/c/xoWIQfaoJm8
// sysctl -w net.core.rmem_default=500000
@@ -387,6 +417,8 @@ static int _plugin_init(janus_callbacks *gw, const char *config_dir_path) {
}
_g_gw = gw;
snd_lib_error_set_handler(_alsa_quiet);
US_RING_INIT_WITH_ITEMS(_g_video_ring, 64, us_frame_init);
_g_rtpv = us_rtpv_init(_relay_rtp_clients);
if (_g_config->acap_dev_name != NULL && us_acap_probe(_g_config->acap_dev_name)) {