[FFmpeg-devel] [PATCH] avcodec/pthread_frame: sync alpha_mode across worker threads and the user context (PR #20826)

[James Almer via ffmpeg-devel <ffmpeg-devel@ffmpeg.org>]

PR #20826 opened by James Almer (jamrial)
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20826
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20826.patch


>From 4bdc932ec9ab9b8ece10492a96dec8b679413498 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Mon, 3 Nov 2025 00:15:34 -0300
Subject: [PATCH] avcodec/pthread_frame: sync alpha_mode across worker threads
 and the user context

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/pthread_frame.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/pthread_frame.c b/libavcodec/pthread_frame.c
index 0b56af916d..ff015c00b3 100644
--- a/libavcodec/pthread_frame.c
+++ b/libavcodec/pthread_frame.c
@@ -376,6 +376,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
         dst->bits_per_raw_sample = src->bits_per_raw_sample;
         dst->color_primaries     = src->color_primaries;
 
+        dst->alpha_mode  = src->alpha_mode;
+
         dst->color_trc   = src->color_trc;
         dst->colorspace  = src->colorspace;
         dst->color_range = src->color_range;
-- 
2.49.1

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