[FFmpeg-devel,5/6] tools/target_dec_fuzzer: Adjust threshold for G2M

Submitted by Michael Niedermayer on Oct. 9, 2019, 10:14 a.m.

Details

Message ID 20191009101454.1608-5-michael@niedermayer.cc
State New
Headers show

Commit Message

Michael Niedermayer Oct. 9, 2019, 10:14 a.m.
G2M allows large images from small input and also reallocates
multiple buffers on any resolution change.

Fixes: Timeout (22sec -> 5sec)
Fixes: 18022/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G2M_fuzzer-5089192530411520

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(+)

Patch hide | download patch | download mbox

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index a2c59be318..f3f8d11ab2 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -141,6 +141,7 @@  int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     case AV_CODEC_ID_MSRLE:     maxpixels /= 16;  break;
     case AV_CODEC_ID_QTRLE:     maxpixels /= 16;  break;
     case AV_CODEC_ID_SANM:      maxpixels /= 16;  break;
+    case AV_CODEC_ID_G2M:       maxpixels /= 64;  break;
     case AV_CODEC_ID_GIF:       maxpixels /= 16;  break;
         // Performs slow frame rescaling in C
     case AV_CODEC_ID_GDV:       maxpixels /= 512; break;