diff mbox series

[FFmpeg-devel,v3,4/8] avfilter/vf_extractplanes: tag alpha plane as full range

Message ID 20231031145450.94975-4-ffmpeg@haasn.xyz
State New
Headers show
Series [FFmpeg-devel,v3,1/8] swscale: fix sws_setColorspaceDetails after sws_init_context | expand

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Commit Message

Niklas Haas Oct. 31, 2023, 2:54 p.m. UTC 
From: Niklas Haas <git@haasn.dev>

Alpha planes are explicitly full range, even for limited range YUVA
formats. Mark them as such.
---
 libavfilter/vf_extractplanes.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/libavfilter/vf_extractplanes.c b/libavfilter/vf_extractplanes.c
index 7b7149ab24..ca406ff323 100644
--- a/libavfilter/vf_extractplanes.c
+++ b/libavfilter/vf_extractplanes.c
@@ -312,6 +312,8 @@  static int extract_plane(AVFilterLink *outlink, AVFrame *frame)
     if (!out)
         return AVERROR(ENOMEM);
     av_frame_copy_props(out, frame);
+    if (idx == 3 /* alpha */)
+        out->color_range = AVCOL_RANGE_JPEG;
 
     if (s->is_packed) {
         extract_from_packed(out->data[0], out->linesize[0],