static int output_frame(H264Context *h, AVFrame *dst, H264Picture *srcp) { AVFrame *src = srcp->f; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(src->format); int i; int ret = av_frame_ref(dst, src); if (ret < 0) return ret; av_dict_set(&dst->metadata, "stereo_mode", ff_h264_sei_stereo_mode(h), 0); if (srcp->sei_recovery_frame_cnt == 0) dst->key_frame = 1; if (!srcp->crop) return 0; for (i = 0; i < desc->nb_components; i++) { int hshift = (i > 0) ? desc->log2_chroma_w : 0; int vshift = (i > 0) ? desc->log2_chroma_h : 0; int off = ((srcp->crop_left >> hshift) << h->pixel_shift) + (srcp->crop_top >> vshift) * dst->linesize[i]; dst->data[i] += off; } return 0; }
static int output_frame(H264Context *h, AVFrame *dst, H264Picture *srcp) { AVFrame *src = srcp->f; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(src->format); int i; int ret = av_frame_ref(dst, src); if (ret < 0) return ret; av_dict_set(&dst->metadata, "stereo_mode", ff_h264_sei_stereo_mode(h), 0); if (srcp->sei_recovery_frame_cnt == 0) dst->key_frame = 1; if (!srcp->crop) return 0; for (i = 0; i < desc->nb_components; i++) { int hshift = (i > 0) ? desc->log2_chroma_w : 0; int vshift = (i > 0) ? desc->log2_chroma_h : 0; int off = ((srcp->crop_left >> hshift) << h->pixel_shift) + (srcp->crop_top >> vshift) * dst->linesize[i]; dst->data[i] += off; } return 0; }