From: fei.w.wang-at-intel.com@ffmpeg.org
To: ffmpeg-devel@ffmpeg.org
Cc: fei.w.wang@intel.com
Subject: [FFmpeg-devel] [PATCH v1 2/2] avcodec/av1dec: Return error for unsupported tile list OBU
Date: Tue, 26 Dec 2023 11:31:43 +0800
Message-ID: <20231226033143.1175171-2-fei.w.wang@intel.com> (raw)
In-Reply-To: <20231226033143.1175171-1-fei.w.wang@intel.com>
From: Fei Wang <fei.w.wang@intel.com>
Otherwise decoding maybe successful but output result is incorrect.
Signed-off-by: Fei Wang <fei.w.wang@intel.com>
---
libavcodec/av1dec.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c
index e8041c1f58..9b1778dcc4 100644
--- a/libavcodec/av1dec.c
+++ b/libavcodec/av1dec.c
@@ -1202,6 +1202,12 @@ static int av1_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame)
av_log(avctx, AV_LOG_DEBUG, "Obu idx:%d, obu type:%d.\n", i, unit->type);
+ if (unit->type == AV1_OBU_TILE_LIST) {
+ av_log(avctx, AV_LOG_ERROR, "Large scale tile decoding is unsupported.\n");
+ ret = AVERROR_PATCHWELCOME;
+ goto end;
+ }
+
if (!obu)
continue;
--
2.25.1
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next prev parent reply other threads:[~2023-12-26 3:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-26 3:31 [FFmpeg-devel] [PATCH v1 1/2] avcodec/av1dec: Move message of OBU info back to the beginning fei.w.wang-at-intel.com
2023-12-26 3:31 ` fei.w.wang-at-intel.com [this message]
2023-12-27 5:35 ` Xiang, Haihao
2023-12-28 1:26 ` Wang, Fei W
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