[FFmpeg-devel] [PATCH] avcodec/hevc/refs: don't unconditionally discard non-IRAP frames if no IRAP frame was seen before (PR #20662)

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

PR #20662 opened by James Almer (jamrial)
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20662
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20662.patch

Should fix issue #20661


>From 8d259f3c31cd8cf0a1035d7ea85a2ececece95fa Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Tue, 7 Oct 2025 15:39:34 -0300
Subject: [PATCH] avcodec/hevc/refs: don't unconditionally discard non-IRAP
 frames if no IRAP frame was seen before

Should fix issue #20661

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

diff --git a/libavcodec/hevc/refs.c b/libavcodec/hevc/refs.c
index ab2e075af0..15f37bfcd8 100644
--- a/libavcodec/hevc/refs.c
+++ b/libavcodec/hevc/refs.c
@@ -235,6 +235,7 @@ int ff_hevc_set_new_ref(HEVCContext *s, HEVCLayerContext *l, int poc)
                             s->layers[0].cur_frame - s->layers[0].DPB : -1;
 
     no_output = !IS_IRAP(s) && (s->poc < s->recovery_poc) &&
+                HEVC_IS_RECOVERING(s) &&
                 !(s->avctx->flags & AV_CODEC_FLAG_OUTPUT_CORRUPT) &&
                 !(s->avctx->flags2 & AV_CODEC_FLAG2_SHOW_ALL);
     if (s->sh.pic_output_flag && !no_output)
-- 
2.49.1

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