[FFmpeg-cvslog] tools/target_dec_fuzzer: Also fuzz FF_COMPLIANCE_EXPERIMENTAL
Michael Niedermayer
git at videolan.org
Mon Oct 14 22:17:47 EEST 2019
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat Oct 12 22:34:01 2019 +0200| [2d3ccfa86334c0bb74fffe564b5d684699274669] | committer: Michael Niedermayer
tools/target_dec_fuzzer: Also fuzz FF_COMPLIANCE_EXPERIMENTAL
This should improve coverage
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2d3ccfa86334c0bb74fffe564b5d684699274669
---
tools/target_dec_fuzzer.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 99e89ab092..8def3c9015 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -171,6 +171,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
if (size > 1024) {
GetByteContext gbc;
int extradata_size;
+ int flags;
size -= 1024;
bytestream2_init(&gbc, data + size, 1024);
ctx->width = bytestream2_get_le32(&gbc);
@@ -178,8 +179,11 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
ctx->bit_rate = bytestream2_get_le64(&gbc);
ctx->bits_per_coded_sample = bytestream2_get_le32(&gbc);
// Try to initialize a parser for this codec, note, this may fail which just means we test without one
- if (bytestream2_get_byte(&gbc) & 1)
+ flags = bytestream2_get_byte(&gbc);
+ if (flags & 1)
parser = av_parser_init(c->id);
+ if (flags & 2)
+ ctx->strict_std_compliance = FF_COMPLIANCE_EXPERIMENTAL;
extradata_size = bytestream2_get_le32(&gbc);
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