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Register buffer_lock as a global output

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This commit is contained in:
Kamil Trzcinski
2022-09-03 11:04:37 +02:00
parent 3c818772d1
commit 5031cd99f6
12 changed files with 128 additions and 108 deletions
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41
device/buffer_lock.c
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@ -34,6 +34,9 @@ bool buffer_lock_needs_buffer(buffer_lock_t *buf_lock)
if (buf_lock->refs > 0) {
needs_buffer = true;
}
for (int i = 0; !needs_buffer && buf_lock->notify_buffer[i] && i < BUFFER_LOCK_MAX_CALLBACKS; i++) {
needs_buffer = buf_lock->check_streaming[i](buf_lock);
}
pthread_mutex_unlock(&buf_lock->lock);
return needs_buffer;
@ -67,6 +70,10 @@ void buffer_lock_capture(buffer_lock_t *buf_lock, buffer_t *buf)
(now - buf_lock->buf_time_us) / 1000.0f);
buf_lock->buf_time_us = now;
pthread_cond_broadcast(&buf_lock->cond_wait);
for (int i = 0; buf_lock->notify_buffer[i] && i < BUFFER_LOCK_MAX_CALLBACKS; i++) {
buf_lock->notify_buffer[i](buf_lock, buf);
}
}
pthread_mutex_unlock(&buf_lock->lock);
@ -135,3 +142,37 @@ error:
buffer_lock_use(buf_lock, -1);
return -frames;
}
bool buffer_lock_register_check_streaming(buffer_lock_t *buf_lock, buffer_lock_check_streaming check_streaming)
{
bool ret = false;
pthread_mutex_lock(&buf_lock->lock);
for (int i = 0; i < BUFFER_LOCK_MAX_CALLBACKS; i++) {
if (!buf_lock->check_streaming[i]) {
buf_lock->check_streaming[i] = check_streaming;
ret = true;
break;
}
}
pthread_mutex_unlock(&buf_lock->lock);
return ret;
}
bool buffer_lock_register_notify_buffer(buffer_lock_t *buf_lock, buffer_lock_notify_buffer notify_buffer)
{
bool ret = false;
pthread_mutex_lock(&buf_lock->lock);
for (int i = 0; i < BUFFER_LOCK_MAX_CALLBACKS; i++) {
if (!buf_lock->notify_buffer[i]) {
buf_lock->notify_buffer[i] = notify_buffer;
ret = true;
break;
}
}
pthread_mutex_unlock(&buf_lock->lock);
return ret;
}