static av_cold int mpeg_mc_decode_init(AVCodecContext *avctx){ if( avctx->thread_count > 1) return -1; if( !(avctx->slice_flags & SLICE_FLAG_CODED_ORDER) ) return -1; if( !(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD) ){ av_dlog(avctx, "mpeg12.c: XvMC decoder will work better if SLICE_FLAG_ALLOW_FIELD is set\n"); } mpeg_decode_init(avctx); avctx->pix_fmt = PIX_FMT_XVMC_MPEG2_IDCT; avctx->xvmc_acceleration = 2;//2 - the blocks are packed! return 0; }