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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-02-07 14:12:39 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-07-17 10:48:27 +0200 |
| commit | 748c3fa52aac58f1a716ef5972a1c623076a0182 (patch) | |
| tree | 90abda27e5f1ae4f3c49228bf58e9d1f1f8311a1 /tools | |
| parent | 9fa30cf85543258bf562216c2b557f76d776884e (diff) | |
| download | ffmpeg-748c3fa52aac58f1a716ef5972a1c623076a0182.tar.gz | |
tools/target_dec_fuzzer: Fuzz FF_DEBUG_*
This should increase coverage
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/target_dec_fuzzer.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index a06cf15638..3d06630e46 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -227,6 +227,8 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { GetByteContext gbc; int extradata_size; int flags; + int64_t flags64; + size -= 1024; bytestream2_init(&gbc, data + size, 1024); ctx->width = bytestream2_get_le32(&gbc); @@ -283,6 +285,13 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { } } + flags64 = bytestream2_get_le64(&gbc); + if (flags64 &1) + ctx->debug |= FF_DEBUG_SKIP; + if (flags64 &2) + ctx->debug |= FF_DEBUG_QP; + if (flags64 &4) + ctx->debug |= FF_DEBUG_MB_TYPE; if (extradata_size < size) { ctx->extradata = av_mallocz(extradata_size + AV_INPUT_BUFFER_PADDING_SIZE); |