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Commit e4a29491 authored by Ghislain MARY's avatar Ghislain MARY
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Improve QSA filters: 

 - Enable plugin conversion
 - Fix memory leak
 - Factorize hz->pcm_rate conversion
parent 0fd1b858
Hide whitespace changes
Inline Side-by-side
src/audiofilters/qsa.c
View file @ e4a29491
......@@ -58,6 +58,17 @@ static struct _rate_map rate_map[] = {
{ 0, 0 }
};
uint32_t get_pcm_rate_from_hz(int hz) {
struct _rate_map *rm = &rate_map[0];
while (rm->hz != 0) {
if (rm->hz == hz) break;
rm++;
}
return rm->pcm_rate;
}
/**
* Definition of the private data structure of the QSA playback filter.
......@@ -74,6 +85,8 @@ typedef struct _MSQSAReadData {
bool_t initialized;
} MSQSAReadData;
static int ms_qsa_read_set_sample_rate(MSFilter *f, void *arg);
/******************************************************************************
* Methods to (de)initialize and run the QSA capture filter *
*****************************************************************************/
......@@ -86,14 +99,19 @@ static MSFilter * ms_qsa_read_new(MSSndCard *card) {
d->pcmdev = ms_strdup(card->name);
err = snd_pcm_open_name(&handle, d->pcmdev, SND_PCM_OPEN_CAPTURE | SND_PCM_OPEN_NONBLOCK);
if (err == 0) {
if (err < 0) {
ms_error("%s: snd_pcm_open_name(%s) failed: %s", __FUNCTION__, d->pcmdev, snd_strerror(err));
} else {
memset(&d->info, 0, sizeof(d->info));
d->info.channel = SND_PCM_CHANNEL_CAPTURE;
err = snd_pcm_channel_info(handle, &d->info);
if (err == 0) {
err = snd_pcm_plugin_info(handle, &d->info);
if (err != 0) {
ms_error("%s: snd_pcm_plugin_info() failed: %s", __FUNCTION__, snd_strerror(err));
} else {
d->nchannels = d->info.max_voices;
d->rate = d->info.max_rate;
d->initialized = TRUE;
ms_qsa_read_set_sample_rate(f, &card->preferred_sample_rate);
}
snd_pcm_close(handle);
}
......@@ -141,7 +159,7 @@ static void ms_qsa_read_process(MSFilter *f) {
goto setup_failure;
}
d->fd = err;
err = snd_pcm_plugin_set_disable(d->handle, PLUGIN_DISABLE_MMAP | PLUGIN_CONVERSION);
err = snd_pcm_plugin_set_disable(d->handle, PLUGIN_DISABLE_MMAP);
if (err < 0) {
ms_error("%s: snd_pcm_plugin_set_disable() failed: %s", __FUNCTION__, snd_strerror(err));
goto setup_failure;
......@@ -255,6 +273,10 @@ static void ms_qsa_read_postprocess(MSFilter *f) {
static void ms_qsa_read_uninit(MSFilter *f) {
MSQSAReadData *d = (MSQSAReadData *)f->data;
if (d->pcmdev != NULL) {
ms_free(d->pcmdev);
d->pcmdev = NULL;
}
ms_free(d);
}
......@@ -265,15 +287,10 @@ static void ms_qsa_read_uninit(MSFilter *f) {
static int ms_qsa_read_set_sample_rate(MSFilter *f, void *arg) {
MSQSAReadData *d = (MSQSAReadData *)f->data;
int rate = *((int *)arg);
struct _rate_map *rm = &rate_map[0];
while (rm->hz != 0) {
if (rm->hz == rate) break;
rm++;
}
if ((rm->hz != 0) && (d->info.rates & rm->pcm_rate)) {
d->rate = rate;
int hz = *((int *)arg);
uint32_t pcm_rate = get_pcm_rate_from_hz(hz);
if ((pcm_rate != 0) && (d->info.rates & pcm_rate)) {
d->rate = hz;
return 0;
}
return -1;
......@@ -342,7 +359,7 @@ typedef struct _MSQSAWriteData {
snd_pcm_t *handle;
snd_mixer_t *mixer_handle;
MSBufferizer *bufferizer;
char *buffer;
uint8_t *buffer;
char *pcmdev;
int buffer_size;
int card;
......@@ -352,6 +369,8 @@ typedef struct _MSQSAWriteData {
bool_t initialized;
} MSQSAWriteData;
static int ms_qsa_write_set_sample_rate(MSFilter *f, void *arg);
/******************************************************************************
* Methods to (de)initialize and run the QSA playback filter *
*****************************************************************************/
......@@ -364,14 +383,19 @@ static MSFilter * ms_qsa_write_new(MSSndCard *card) {
d->pcmdev = ms_strdup(card->name);
err = snd_pcm_open_name(&handle, d->pcmdev, SND_PCM_OPEN_PLAYBACK | SND_PCM_OPEN_NONBLOCK);
if (err == 0) {
if (err != 0) {
ms_error("%s: snd_pcm_open_preferred() failed: %s", __FUNCTION__, snd_strerror(err));
} else {
memset(&d->info, 0, sizeof(d->info));
d->info.channel = SND_PCM_CHANNEL_PLAYBACK;
err = snd_pcm_channel_info(handle, &d->info);
if (err == 0) {
err = snd_pcm_plugin_info(handle, &d->info);
if (err != 0) {
ms_error("%s: snd_pcm_plugin_info() failed: %s", __FUNCTION__, snd_strerror(err));
} else {
d->nchannels = d->info.max_voices;
d->rate = d->info.max_rate;
d->initialized = TRUE;
ms_qsa_write_set_sample_rate(f, &card->preferred_sample_rate);
}
snd_pcm_close(handle);
}
......@@ -392,8 +416,6 @@ static void ms_qsa_write_process(MSFilter *f) {
snd_pcm_channel_status_t status;
snd_pcm_channel_setup_t setup;
snd_mixer_group_t group;
mblk_t *im = NULL;
int size;
int written;
int err;
fd_set fdset;
......@@ -420,7 +442,7 @@ static void ms_qsa_write_process(MSFilter *f) {
goto setup_failure;
}
d->fd = err;
err = snd_pcm_plugin_set_disable(d->handle, PLUGIN_DISABLE_MMAP | PLUGIN_CONVERSION);
err = snd_pcm_plugin_set_disable(d->handle, PLUGIN_DISABLE_MMAP);
if (err < 0) {
ms_error("%s: snd_pcm_plugin_set_disable() failed: %s", __FUNCTION__, snd_strerror(err));
goto setup_failure;
......@@ -502,7 +524,7 @@ static void ms_qsa_write_process(MSFilter *f) {
ms_bufferizer_read(d->bufferizer, d->buffer, d->buffer_size);
written = snd_pcm_plugin_write(d->handle, d->buffer, d->buffer_size);
if (written < d->buffer_size) {
ms_warning("%s: snd_pcm_plugin_write(%d) failed: %d", __FUNCTION__, size, errno);
ms_warning("%s: snd_pcm_plugin_write(%d) failed: %d", __FUNCTION__, d->buffer_size, errno);
memset(&status, 0, sizeof(status));
status.channel = SND_PCM_CHANNEL_PLAYBACK;
err = snd_pcm_plugin_status(d->handle, &status);
......@@ -575,15 +597,10 @@ static void ms_qsa_write_uninit(MSFilter *f) {
static int ms_qsa_write_set_sample_rate(MSFilter *f, void *arg) {
MSQSAWriteData *d = (MSQSAWriteData *)f->data;
int rate = *((int *)arg);
struct _rate_map *rm = &rate_map[0];
while (rm->hz != 0) {
if (rm->hz == rate) break;
rm++;
}
if ((rm->hz != 0) && (d->info.rates & rm->pcm_rate)) {
d->rate = rate;
int hz = *((int *)arg);
uint32_t pcm_rate = get_pcm_rate_from_hz(hz);
if ((pcm_rate != 0) && (d->info.rates & pcm_rate)) {
d->rate = hz;
return 0;
}
return -1;
......@@ -665,34 +682,21 @@ MSSndCardDesc ms_qsa_card_desc = {
};
static void ms_qsa_card_detect(MSSndCardManager *m) {
snd_pcm_t *handle_play = NULL;
snd_pcm_t *handle_capt = NULL;
MSSndCard *card;
int err;
err = snd_pcm_open_name(&handle_play, "pcmPreferred", SND_PCM_OPEN_PLAYBACK | SND_PCM_OPEN_NONBLOCK);
if (err == 0) {
snd_pcm_close(handle_play);
card = ms_snd_card_new(&ms_qsa_card_desc);
if (card != NULL) {
card->name = ms_strdup("pcmPreferred");
card->capabilities = MS_SND_CARD_CAP_PLAYBACK;
ms_snd_card_manager_add_card(m, card);
}
card = ms_snd_card_new(&ms_qsa_card_desc);
if (card != NULL) {
card->name = ms_strdup("pcmPreferred");
card->capabilities = MS_SND_CARD_CAP_PLAYBACK;
card->preferred_sample_rate = 48000;
ms_snd_card_manager_add_card(m, card);
}
err = snd_pcm_open_name(&handle_play, "voice", SND_PCM_OPEN_PLAYBACK | SND_PCM_OPEN_NONBLOCK);
if (err == 0) {
err = snd_pcm_open_name(&handle_capt, "voice", SND_PCM_OPEN_CAPTURE | SND_PCM_OPEN_NONBLOCK);
if (err == 0) {
snd_pcm_close(handle_capt);
card = ms_snd_card_new(&ms_qsa_card_desc);
if (card != NULL) {
card->name = ms_strdup("voice");
card->capabilities = MS_SND_CARD_CAP_CAPTURE | MS_SND_CARD_CAP_PLAYBACK;
ms_snd_card_manager_add_card(m, card);
}
}
snd_pcm_close(handle_play);
card = ms_snd_card_new(&ms_qsa_card_desc);
if (card != NULL) {
card->name = ms_strdup("voice");
card->capabilities = MS_SND_CARD_CAP_CAPTURE | MS_SND_CARD_CAP_PLAYBACK | MS_SND_CARD_CAP_BUILTIN_ECHO_CANCELLER;
card->preferred_sample_rate = 48000;
ms_snd_card_manager_add_card(m, card);
}
}
......
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