PR #22918 opened by nyanmisaka URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22918 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22918.patch
lavfi/overlay_vaapi: check alpha_mode before blending premultiplied alpha Signed-off-by: nyanmisaka <[email protected]> >From 6fe67fb071c6fee92975d8c81f6f55e41fef7574 Mon Sep 17 00:00:00 2001 From: nyanmisaka <[email protected]> Date: Sat, 25 Apr 2026 19:30:32 +0800 Subject: [PATCH] lavfi/overlay_vaapi: check alpha_mode before blending premultiplied alpha Signed-off-by: nyanmisaka <[email protected]> --- libavfilter/vf_overlay_vaapi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavfilter/vf_overlay_vaapi.c b/libavfilter/vf_overlay_vaapi.c index a771b60ff3..0722e782f5 100644 --- a/libavfilter/vf_overlay_vaapi.c +++ b/libavfilter/vf_overlay_vaapi.c @@ -312,7 +312,8 @@ static int overlay_vaapi_config_input_overlay(AVFilterLink *inlink) ctx->blend_alpha = ctx->alpha; } - if (have_alpha_planar(inlink)) + if (have_alpha_planar(inlink) && + inlink->alpha_mode == AVALPHA_MODE_PREMULTIPLIED) ctx->blend_flags |= VA_BLEND_PREMULTIPLIED_ALPHA; return 0; -- 2.52.0 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
