static int nvdec_vp9_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) { VP9SharedContext *h = avctx->priv_data; const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(avctx->sw_pix_fmt); NVDECContext *ctx = avctx->internal->hwaccel_priv_data; CUVIDPICPARAMS *pp = &ctx->pic_params; CUVIDVP9PICPARAMS *ppc = &pp->CodecSpecific.vp9; FrameDecodeData *fdd; NVDECFrame *cf; AVFrame *cur_frame = h->frames[CUR_FRAME].tf.f; int ret, i; ret = ff_nvdec_start_frame(avctx, cur_frame); if (ret < 0) return ret; fdd = (FrameDecodeData*)cur_frame->private_ref->data; cf = (NVDECFrame*)fdd->hwaccel_priv; *pp = (CUVIDPICPARAMS) { .PicWidthInMbs = (cur_frame->width + 15) / 16, .FrameHeightInMbs = (cur_frame->height + 15) / 16, .CurrPicIdx = cf->idx, .CodecSpecific.vp9 = { .width = cur_frame->width, .height = cur_frame->height, .LastRefIdx = get_ref_idx(h->refs[h->h.refidx[0]].f), .GoldenRefIdx = get_ref_idx(h->refs[h->h.refidx[1]].f), .AltRefIdx = get_ref_idx(h->refs[h->h.refidx[2]].f), .profile = h->h.profile, .frameContextIdx = h->h.framectxid, .frameType = !h->h.keyframe, .showFrame = !h->h.invisible, .errorResilient = h->h.errorres, .frameParallelDecoding = h->h.parallelmode, .subSamplingX = pixdesc->log2_chroma_w, .subSamplingY = pixdesc->log2_chroma_h, .intraOnly = h->h.intraonly, .allow_high_precision_mv = h->h.keyframe ? 0 : h->h.highprecisionmvs, .refreshEntropyProbs = h->h.refreshctx, .bitDepthMinus8Luma = pixdesc->comp[0].depth - 8, .bitDepthMinus8Chroma = pixdesc->comp[1].depth - 8, .loopFilterLevel = h->h.filter.level, .loopFilterSharpness = h->h.filter.sharpness, .modeRefLfEnabled = h->h.lf_delta.enabled, .log2_tile_columns = h->h.tiling.log2_tile_cols, .log2_tile_rows = h->h.tiling.log2_tile_rows, .segmentEnabled = h->h.segmentation.enabled, .segmentMapUpdate = h->h.segmentation.update_map, .segmentMapTemporalUpdate = h->h.segmentation.temporal, .segmentFeatureMode = h->h.segmentation.absolute_vals, .qpYAc = h->h.yac_qi, .qpYDc = h->h.ydc_qdelta, .qpChDc = h->h.uvdc_qdelta, .qpChAc = h->h.uvac_qdelta, .resetFrameContext = h->h.resetctx, .mcomp_filter_type = h->h.filtermode ^ (h->h.filtermode <= 1), .frameTagSize = h->h.uncompressed_header_size, .offsetToDctParts = h->h.compressed_header_size, .refFrameSignBias[0] = 0, } }; for (i = 0; i < 2; i++) ppc->mbModeLfDelta[i] = h->h.lf_delta.mode[i]; for (i = 0; i < 4; i++) ppc->mbRefLfDelta[i] = h->h.lf_delta.ref[i]; for (i = 0; i < 7; i++) ppc->mb_segment_tree_probs[i] = h->h.segmentation.prob[i]; for (i = 0; i < 3; i++) { ppc->activeRefIdx[i] = h->h.refidx[i]; ppc->segment_pred_probs[i] = h->h.segmentation.pred_prob[i]; ppc->refFrameSignBias[i + 1] = h->h.signbias[i]; } for (i = 0; i < 8; i++) { ppc->segmentFeatureEnable[i][0] = h->h.segmentation.feat[i].q_enabled; ppc->segmentFeatureEnable[i][1] = h->h.segmentation.feat[i].lf_enabled; ppc->segmentFeatureEnable[i][2] = h->h.segmentation.feat[i].ref_enabled; ppc->segmentFeatureEnable[i][3] = h->h.segmentation.feat[i].skip_enabled; ppc->segmentFeatureData[i][0] = h->h.segmentation.feat[i].q_val; ppc->segmentFeatureData[i][1] = h->h.segmentation.feat[i].lf_val; ppc->segmentFeatureData[i][2] = h->h.segmentation.feat[i].ref_val; ppc->segmentFeatureData[i][3] = 0; } switch (avctx->colorspace) { default: case AVCOL_SPC_UNSPECIFIED: ppc->colorSpace = 0; break; case AVCOL_SPC_BT470BG: ppc->colorSpace = 1; break; case AVCOL_SPC_BT709: ppc->colorSpace = 2; break; case AVCOL_SPC_SMPTE170M: ppc->colorSpace = 3; break; case AVCOL_SPC_SMPTE240M: ppc->colorSpace = 4; break; case AVCOL_SPC_BT2020_NCL: ppc->colorSpace = 5; break; case AVCOL_SPC_RESERVED: ppc->colorSpace = 6; break; case AVCOL_SPC_RGB: ppc->colorSpace = 7; break; } return 0; }