+
+
+VideoRange
+FFmpegExaminer::range () const
+{
+ switch (color_range()) {
+ case AVCOL_RANGE_MPEG:
+ case AVCOL_RANGE_UNSPECIFIED:
+ return VideoRange::VIDEO;
+ case AVCOL_RANGE_JPEG:
+ default:
+ return VideoRange::FULL;
+ }
+}
+
+
+PixelQuanta
+FFmpegExaminer::pixel_quanta () const
+{
+ auto const desc = av_pix_fmt_desc_get(video_codec_context()->pix_fmt);
+ DCPOMATIC_ASSERT (desc);
+ return { 1 << desc->log2_chroma_w, 1 << desc->log2_chroma_h };
+}
+