* [FFmpeg-devel] [PR] tools/target_dec_fuzzer: Adjust threshold for XAN_WC3 (PR #21723)
@ 2026-02-10 23:46 michaelni via ffmpeg-devel
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From: michaelni via ffmpeg-devel @ 2026-02-10 23:46 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: michaelni
PR #21723 opened by michaelni
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21723
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21723.patch
Fixes: Timeout
Fixes: 472673591/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XAN_WC3_fuzzer-6171459778314240
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
>From 725ddc1da3bb3c84fc6422c920d960f095fbaaf1 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Tue, 10 Feb 2026 18:09:55 +0100
Subject: [PATCH] tools/target_dec_fuzzer: Adjust threshold for XAN_WC3
Fixes: Timeout
Fixes: 472673591/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XAN_WC3_fuzzer-6171459778314240
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
tools/target_dec_fuzzer.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index c7a5f093c2..a6471326f3 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -344,6 +344,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
case AV_CODEC_ID_WS_VQA: maxpixels /= 16384; break;
case AV_CODEC_ID_WMALOSSLESS: maxsamples /= 1024; break;
case AV_CODEC_ID_WMAPRO: maxsamples /= 16384; break;
+ case AV_CODEC_ID_XAN_WC3: maxpixels /= 1024; break;
case AV_CODEC_ID_YLC: maxpixels /= 1024; break;
case AV_CODEC_ID_ZEROCODEC: maxpixels /= 128; break;
case AV_CODEC_ID_ZLIB: maxpixels /= 4096; break;
--
2.52.0
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2026-02-10 23:46 [FFmpeg-devel] [PR] tools/target_dec_fuzzer: Adjust threshold for XAN_WC3 (PR #21723) michaelni via ffmpeg-devel
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