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[FFmpeg-devel,v1,2/2] avcodec/av1dec: Return error for unsupported tile list OBU

Message ID 20231226033143.1175171-2-fei.w.wang@intel.com
State New
Headers show
Series [FFmpeg-devel,v1,1/2] avcodec/av1dec: Move message of OBU info back to the beginning | expand

Checks

Context Check Description
yinshiyou/make_loongarch64 success Make finished
yinshiyou/make_fate_loongarch64 success Make fate finished
andriy/make_x86 success Make finished
andriy/make_fate_x86 success Make fate finished

Commit Message

Wang, Fei W Dec. 26, 2023, 3:31 a.m. UTC 
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(+)
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Patch

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;