| Message ID | 20190928235345.26528-3-michael@niedermayer.cc |
|---|---|
| State | Accepted |
| Commit | 47b0d0812e7738ee193249d2507b4d1630774614 |
| Headers | show |
On Sun, Sep 29, 2019 at 01:53:43AM +0200, Michael Niedermayer wrote: > Fixes: Timeout (110sec -> 10sec) > Fixes: 17705/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP7_fuzzer-5765834135306240 > > 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 4af7b26e54..a2c59be318 100644 > --- a/tools/target_dec_fuzzer.c > +++ b/tools/target_dec_fuzzer.c > @@ -153,6 +153,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { > case AV_CODEC_ID_MSS2: maxpixels /= 16384; break; > case AV_CODEC_ID_SNOW: maxpixels /= 128; break; > case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break; > + case AV_CODEC_ID_VP7: maxpixels /= 256; break; > } ok. however i am curious why this is needed for vp7 and not vp8. -- Peter (A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
On Sun, Sep 29, 2019 at 03:34:33PM +1000, Peter Ross wrote: > On Sun, Sep 29, 2019 at 01:53:43AM +0200, Michael Niedermayer wrote: > > Fixes: Timeout (110sec -> 10sec) > > Fixes: 17705/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP7_fuzzer-5765834135306240 > > > > 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 4af7b26e54..a2c59be318 100644 > > --- a/tools/target_dec_fuzzer.c > > +++ b/tools/target_dec_fuzzer.c > > @@ -153,6 +153,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { > > case AV_CODEC_ID_MSS2: maxpixels /= 16384; break; > > case AV_CODEC_ID_SNOW: maxpixels /= 128; break; > > case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break; > > + case AV_CODEC_ID_VP7: maxpixels /= 256; break; > > } > > ok. however i am curious why this is needed for vp7 and not vp8. The CPU time was spend in vp7_fade_frame() i dont see a similar call for vp8 but maybe the fuzzer will find something in vp8 too eventually will apply thx [...]
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index 4af7b26e54..a2c59be318 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -153,6 +153,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { case AV_CODEC_ID_MSS2: maxpixels /= 16384; break; case AV_CODEC_ID_SNOW: maxpixels /= 128; break; case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break; + case AV_CODEC_ID_VP7: maxpixels /= 256; break; }
Fixes: Timeout (110sec -> 10sec) Fixes: 17705/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP7_fuzzer-5765834135306240 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(+)