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-rw-r--r--libavcodec/pthread.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index dae28e6..21e32b5 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -70,6 +70,7 @@ typedef struct PerThreadContext {
struct FrameThreadContext *parent;
pthread_t thread;
+ int thread_init;
pthread_cond_t input_cond; ///< Used to wait for a new packet from the main thread.
pthread_cond_t progress_cond; ///< Used by child threads to wait for progress to change.
pthread_cond_t output_cond; ///< Used by the main thread to wait for frames to finish.
@@ -651,7 +652,7 @@ static void frame_thread_free(AVCodecContext *avctx, int thread_count)
pthread_cond_signal(&p->input_cond);
pthread_mutex_unlock(&p->mutex);
- if (p->thread)
+ if (p->thread_init)
pthread_join(p->thread, NULL);
if (codec->close)
@@ -756,7 +757,8 @@ static int frame_thread_init(AVCodecContext *avctx)
if (err) goto error;
- pthread_create(&p->thread, NULL, frame_worker_thread, p);
+ if (!pthread_create(&p->thread, NULL, frame_worker_thread, p))
+ p->thread_init = 1;
}
return 0;
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