@@ -273,14 +273,21 @@ int ff_thread_video_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVF
c->task_index = (c->task_index+1) % BUFFER_SIZE;
- if(!c->finished_tasks[c->finished_task_index].outdata && (c->task_index - c->finished_task_index) % BUFFER_SIZE <= avctx->thread_count)
+ pthread_mutex_lock(&c->finished_task_mutex);
+ if(!c->finished_tasks[c->finished_task_index].outdata &&
+ (c->task_index - c->finished_task_index) % BUFFER_SIZE <= avctx->thread_count) {
+ pthread_mutex_unlock(&c->finished_task_mutex);
return 0;
+ }
+ } else {
+ pthread_mutex_lock(&c->finished_task_mutex);
}
- if(c->task_index == c->finished_task_index)
+ if(c->task_index == c->finished_task_index) {
+ pthread_mutex_unlock(&c->finished_task_mutex);
return 0;
+ }
- pthread_mutex_lock(&c->finished_task_mutex);
while (!c->finished_tasks[c->finished_task_index].outdata) {
pthread_cond_wait(&c->finished_task_cond, &c->finished_task_mutex);
}