[FFmpeg-devel] [PATCH 5/6] tools/target_dec_fuzzer: Support fuzzing error detection

Michael Niedermayer michael at niedermayer.cc
Sat Nov 30 01:59:20 EET 2019


This should increase coverage

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 tools/target_dec_fuzzer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 1c4fb11b8a..9dbe025db9 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -194,6 +194,12 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
             parser = av_parser_init(c->id);
         if (flags & 2)
             ctx->strict_std_compliance = FF_COMPLIANCE_EXPERIMENTAL;
+        if (flags & 4) {
+            ctx->err_recognition = AV_EF_AGGRESSIVE | AV_EF_COMPLIANT | AV_EF_CAREFUL;
+            if (flags & 8)
+                ctx->err_recognition |= AV_EF_EXPLODE;
+        }
+
 
         extradata_size = bytestream2_get_le32(&gbc);
 
-- 
2.23.0



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