diff options
| -rw-r--r-- | src/lib/image.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/lib/image.cc b/src/lib/image.cc index 5866ee5b4..dfa093fbe 100644 --- a/src/lib/image.cc +++ b/src/lib/image.cc @@ -249,7 +249,7 @@ Image::crop_scale_window ( 1 -> destination range JPEG (i.e. "full", 0-255) But remember: sws_setColorspaceDetails ignores these - parameters unless the both source and destination images + parameters unless both source and destination images are isYUV or isGray. (If either is not, it uses video range). */ sws_setColorspaceDetails ( @@ -307,9 +307,12 @@ Image::crop_scale_window ( if ( video_range == VideoRange::VIDEO && out_video_range == VideoRange::FULL && - av_pix_fmt_desc_get(_pixel_format)->flags & AV_PIX_FMT_FLAG_RGB + ((av_pix_fmt_desc_get(_pixel_format)->flags & AV_PIX_FMT_FLAG_RGB) || + (av_pix_fmt_desc_get(out_format)->flags & AV_PIX_FMT_FLAG_RGB)) ) { - /* libswscale will not convert video range for RGB sources, so we have to do it ourselves */ + /* libswscale will not convert video range if input or output is RGB, as far as I can see, + * so we have to do it ourselves. + */ out->video_range_to_full_range (); } |