static int decode_init_thread_copy(AVCodecContext *avctx) { H264Context *h = avctx->priv_data; int ret; if (!avctx->internal->is_copy) return 0; memset(h->sps_buffers, 0, sizeof(h->sps_buffers)); memset(h->pps_buffers, 0, sizeof(h->pps_buffers)); ret = h264_init_context(avctx, h); if (ret < 0) return ret; h->context_initialized = 0; return 0; }