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Fix more threading issues

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This commit is contained in:
Jfreegman
2015-08-27 21:29:34 -04:00
parent 28dd43608d
commit b4464eda4d
8 changed files with 187 additions and 104 deletions
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162
src/device.c
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@@ -58,14 +58,14 @@ typedef struct Device {
DataHandleCallback cb; /* Use this to handle data from input device usually */
void* cb_data; /* Data to be passed to callback */
int32_t call_idx; /* ToxAv call index */
uint32_t source, buffers[OPENAL_BUFS]; /* Playback source/buffers */
uint32_t ref_count;
int32_t selection;
bool enable_VAD;
bool muted;
pthread_mutex_t mutex[1];
uint32_t sample_rate;
uint32_t sample_rate;
uint32_t frame_duration;
int32_t sound_mode;
#ifdef AUDIO
@@ -89,7 +89,7 @@ static ToxAv* av = NULL;
pthread_mutex_t mutex;
bool thread_running = true,
bool thread_running = true,
thread_paused = true; /* Thread control */
void* thread_poll(void*);
@@ -105,19 +105,19 @@ DeviceError init_devices()
size[input] = 0;
if ( (stringed_device_list = alcGetString(NULL, ALC_CAPTURE_DEVICE_SPECIFIER)) ) {
ddevice_names[input] = alcGetString(NULL, ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER);
for ( ; *stringed_device_list && size[input] < MAX_DEVICES; ++size[input] ) {
devices_names[input][size[input]] = stringed_device_list;
devices_names[input][size[input]] = stringed_device_list;
stringed_device_list += strlen( stringed_device_list ) + 1;
}
}
size[output] = 0;
if ( (stringed_device_list = alcGetString(NULL, ALC_DEVICE_SPECIFIER)) ) {
ddevice_names[output] = alcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER);
for ( ; *stringed_device_list && size[output] < MAX_DEVICES; ++size[output] ) {
devices_names[output][size[output]] = stringed_device_list;
devices_names[output][size[output]] = stringed_device_list;
stringed_device_list += strlen( stringed_device_list ) + 1;
}
}
@@ -125,27 +125,30 @@ DeviceError init_devices()
// Start poll thread
if (pthread_mutex_init(&mutex, NULL) != 0)
return de_InternalError;
pthread_t thread_id;
if ( pthread_create(&thread_id, NULL, thread_poll, NULL) != 0 || pthread_detach(thread_id) != 0)
return de_InternalError;
if ( pthread_create(&thread_id, NULL, thread_poll, NULL) != 0 || pthread_detach(thread_id) != 0)
return de_InternalError;
#ifdef AUDIO
av = av_;
#endif /* AUDIO */
return (DeviceError) de_None;
}
DeviceError terminate_devices()
{
/* Cleanup if needed */
lock;
thread_running = false;
unlock;
usleep(20000);
if (pthread_mutex_destroy(&mutex) != 0)
return (DeviceError) de_InternalError;
return (DeviceError) de_None;
}
@@ -153,16 +156,16 @@ DeviceError device_mute(DeviceType type, uint32_t device_idx)
{
if (device_idx >= MAX_DEVICES) return de_InvalidSelection;
lock;
Device* device = running[type][device_idx];
if (!device) {
if (!device) {
unlock;
return de_DeviceNotActive;
}
device->muted = !device->muted;
unlock;
return de_None;
}
@@ -175,7 +178,7 @@ DeviceError device_set_VAD_treshold(uint32_t device_idx, float value)
Device* device = running[input][device_idx];
if (!device) {
if (!device) {
unlock;
return de_DeviceNotActive;
}
@@ -192,7 +195,7 @@ DeviceError set_primary_device(DeviceType type, int32_t selection)
{
if (size[type] <= selection || selection < 0) return de_InvalidSelection;
primary_device[type] = selection;
return de_None;
}
@@ -212,88 +215,88 @@ DeviceError open_device(DeviceType type, int32_t selection, uint32_t* device_idx
if (size[type] <= selection || selection < 0) return de_InvalidSelection;
if (channels != 1 && channels != 2) return de_UnsupportedMode;
lock;
const uint32_t frame_size = (sample_rate * frame_duration / 1000);
uint32_t i;
for (i = 0; i < MAX_DEVICES && running[type][i] != NULL; ++i);
if (i == MAX_DEVICES) { unlock; return de_AllDevicesBusy; }
else *device_idx = i;
for (i = 0; i < MAX_DEVICES; i ++) { /* Check if any device has the same selection */
if ( running[type][i] && running[type][i]->selection == selection ) {
// printf("a%d-%d:%p ", selection, i, running[type][i]->dhndl);
running[type][*device_idx] = running[type][i];
running[type][*device_idx] = running[type][i];
running[type][i]->ref_count ++;
unlock;
return de_None;
}
}
Device* device = running[type][*device_idx] = calloc(1, sizeof(Device));
device->selection = selection;
device->sample_rate = sample_rate;
device->frame_duration = frame_duration;
device->sound_mode = channels == 1 ? AL_FORMAT_MONO16 : AL_FORMAT_STEREO16;
if (pthread_mutex_init(device->mutex, NULL) != 0) {
free(device);
unlock;
return de_InternalError;
}
if (type == input) {
device->dhndl = alcCaptureOpenDevice(devices_names[type][selection],
device->dhndl = alcCaptureOpenDevice(devices_names[type][selection],
sample_rate, device->sound_mode, frame_size * 2);
#ifdef AUDIO
device->VAD_treshold = user_settings->VAD_treshold;
#endif
}
else {
else {
device->dhndl = alcOpenDevice(devices_names[type][selection]);
if ( !device->dhndl ) {
if ( !device->dhndl ) {
free(device);
running[type][*device_idx] = NULL;
unlock;
return de_FailedStart;
}
device->ctx = alcCreateContext(device->dhndl, NULL);
alcMakeContextCurrent(device->ctx);
alGenBuffers(OPENAL_BUFS, device->buffers);
alGenSources((uint32_t)1, &device->source);
alSourcei(device->source, AL_LOOPING, AL_FALSE);
uint16_t zeros[frame_size];
memset(zeros, 0, frame_size*2);
for ( i = 0; i < OPENAL_BUFS; ++i ) {
alBufferData(device->buffers[i], device->sound_mode, zeros, frame_size*2, sample_rate);
}
alSourceQueueBuffers(device->source, OPENAL_BUFS, device->buffers);
alSourcePlay(device->source);
}
if (alcGetError(device->dhndl) != AL_NO_ERROR) {
free(device);
running[type][*device_idx] = NULL;
unlock;
return de_FailedStart;
}
if (type == input) {
alcCaptureStart(device->dhndl);
thread_paused = false;
}
unlock;
return de_None;
}
@@ -301,47 +304,47 @@ DeviceError open_device(DeviceType type, int32_t selection, uint32_t* device_idx
DeviceError close_device(DeviceType type, uint32_t device_idx)
{
if (device_idx >= MAX_DEVICES) return de_InvalidSelection;
lock;
Device* device = running[type][device_idx];
DeviceError rc = de_None;
if (!device) {
if (!device) {
unlock;
return de_DeviceNotActive;
}
running[type][device_idx] = NULL;
if ( !device->ref_count ) {
// printf("Closed device ");
if (type == input) {
if ( !alcCaptureCloseDevice(device->dhndl) ) rc = de_AlError;
}
else {
else {
if (alcGetCurrentContext() != device->ctx) alcMakeContextCurrent(device->ctx);
alDeleteSources(1, &device->source);
alDeleteBuffers(OPENAL_BUFS, device->buffers);
alcMakeContextCurrent(NULL);
if ( device->ctx ) alcDestroyContext(device->ctx);
if ( !alcCloseDevice(device->dhndl) ) rc = de_AlError;
}
free(device);
}
else device->ref_count--;
unlock;
return rc;
}
DeviceError register_device_callback( int32_t call_idx, uint32_t device_idx, DataHandleCallback callback, void* data, bool enable_VAD)
{
if (size[input] <= device_idx || !running[input][device_idx] || running[input][device_idx]->dhndl == NULL)
{
if (size[input] <= device_idx || !running[input][device_idx] || running[input][device_idx]->dhndl == NULL)
return de_InvalidSelection;
lock;
@@ -375,9 +378,9 @@ inline__ DeviceError write_out(uint32_t device_idx, const int16_t* data, uint32_
alSourceUnqueueBuffers(device->source, processed, bufids);
alDeleteBuffers(processed - 1, bufids + 1);
bufid = bufids[0];
}
}
else if(queued < 16) alGenBuffers(1, &bufid);
else {
else {
pthread_mutex_unlock(device->mutex);
return de_Busy;
}
@@ -404,44 +407,51 @@ void* thread_poll (void* arg) // TODO: maybe use thread for every input source
(void)arg;
uint32_t i;
int32_t sample = 0;
while (thread_running)
while (true)
{
lock;
if (!thread_running) {
unlock;
break;
}
unlock;
if (thread_paused) usleep(10000); /* Wait for unpause. */
else
{
for (i = 0; i < size[input]; ++i)
for (i = 0; i < size[input]; ++i)
{
lock;
if (running[input][i] != NULL)
if (running[input][i] != NULL)
{
alcGetIntegerv(running[input][i]->dhndl, ALC_CAPTURE_SAMPLES, sizeof(int32_t), &sample);
int f_size = (running[input][i]->sample_rate * running[input][i]->frame_duration / 1000);
if (sample < f_size) {
if (sample < f_size) {
unlock;
continue;
}
Device* device = running[input][i];
int16_t frame[16000];
alcCaptureSamples(device->dhndl, frame, f_size);
if (device->muted) {
if (device->muted) {
unlock;
continue;
}
if ( device->cb ) device->cb(frame, f_size, device->cb_data);
}
}
unlock;
}
usleep(5000);
}
}
pthread_exit(NULL);
}
@@ -462,8 +472,8 @@ DeviceError selection_valid(DeviceType type, int32_t selection)
void* get_device_callback_data(uint32_t device_idx)
{
if (size[input] <= device_idx || !running[input][device_idx] || running[input][device_idx]->dhndl == NULL)
if (size[input] <= device_idx || !running[input][device_idx] || running[input][device_idx]->dhndl == NULL)
return NULL;
return running[input][device_idx]->cb_data;
}