[FFmpeg-devel] [PATCH] avfilter/vf_scale: add more color_matrix aliases (PR #20335)

[ronag]

PR #20335 opened by ronag
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20335
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20335.patch

Add more color_matrix aliases to make vf_scale consistent with e.g. vf_setparams aliases.


From a9fccc9b74fe5adab6f01ea4cac4edf7bf2b949b Mon Sep 17 00:00:00 2001
From: Robert Nagy <ronagy at icloud.com>
Date: Mon, 25 Aug 2025 08:49:26 +0200
Subject: [PATCH] avfilter/vf_scale: add more color_matrix aliases

Add more color_matrix aliases to make vf_scale consistent with e.g. vf_setparams aliases.
---
 libavfilter/vf_scale.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index aec765b441..1271aac389 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -1075,10 +1075,12 @@ static const AVOption scale_options[] = {
         { "bt601",       NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT470BG},        0, 0, FLAGS, .unit = "color" },
         { "bt470",       NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT470BG},        0, 0, FLAGS, .unit = "color" },
         { "smpte170m",   NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT470BG},        0, 0, FLAGS, .unit = "color" },
+        { "bt470bg",  	 NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT470BG},        0, 0, FLAGS, .unit = "color" },
         { "bt709",       NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT709},          0, 0, FLAGS, .unit = "color" },
         { "fcc",         NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_FCC},            0, 0, FLAGS, .unit = "color" },
         { "smpte240m",   NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_SMPTE240M},      0, 0, FLAGS, .unit = "color" },
         { "bt2020",      NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT2020_NCL},     0, 0, FLAGS, .unit = "color" },
+        { "bt2020nc",    NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT2020_NCL},     0, 0, FLAGS, .unit = "color" },
     {  "in_range", "set input color range",  OFFSET( in_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED }, 0, 2, FLAGS, .unit = "range" },
     { "out_range", "set output color range", OFFSET(out_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED }, 0, 2, FLAGS, .unit = "range" },
         { "auto",        NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED }, 0, 0, FLAGS, .unit = "range" },
-- 
2.49.1