void ff_frame_thread_free(AVCodecContext *avctx, int thread_count) { FrameThreadContext *fctx = avctx->internal->thread_ctx; const AVCodec *codec = avctx->codec; int i; park_frame_worker_threads(fctx, thread_count); if (fctx->prev_thread && fctx->prev_thread != fctx->threads) if (update_context_from_thread(fctx->threads->avctx, fctx->prev_thread->avctx, 0) < 0) { av_log(avctx, AV_LOG_ERROR, "Final thread update failed\n"); fctx->prev_thread->avctx->internal->is_copy = fctx->threads->avctx->internal->is_copy; fctx->threads->avctx->internal->is_copy = 1; } fctx->die = 1; for (i = 0; i < thread_count; i++) { PerThreadContext *p = &fctx->threads[i]; pthread_mutex_lock(&p->mutex); pthread_cond_signal(&p->input_cond); pthread_mutex_unlock(&p->mutex); if (p->thread_init) pthread_join(p->thread, NULL); p->thread_init=0; if (codec->close) codec->close(p->avctx); release_delayed_buffers(p); av_frame_free(&p->frame); } for (i = 0; i < thread_count; i++) { PerThreadContext *p = &fctx->threads[i]; pthread_mutex_destroy(&p->mutex); pthread_mutex_destroy(&p->progress_mutex); pthread_cond_destroy(&p->input_cond); pthread_cond_destroy(&p->progress_cond); pthread_cond_destroy(&p->output_cond); av_packet_unref(&p->avpkt); av_freep(&p->released_buffers); if (i) { av_freep(&p->avctx->priv_data); av_freep(&p->avctx->slice_offset); } av_freep(&p->avctx->internal); av_freep(&p->avctx); } av_freep(&fctx->threads); pthread_mutex_destroy(&fctx->buffer_mutex); av_freep(&avctx->internal->thread_ctx); if (avctx->priv_data && avctx->codec && avctx->codec->priv_class) av_opt_free(avctx->priv_data); avctx->codec = NULL; }