[FFmpeg-devel] [PATCH 1/5] tools/target_dec_fuzzer: Fuzz idct_algo value

Michael Niedermayer michael at niedermayer.cc
Sun Dec 29 21:23:35 EET 2019


This should improve coverage

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 tools/target_dec_fuzzer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index a9ad226708..3f77ceac52 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -251,6 +251,8 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
         keyframes                               = bytestream2_get_le64(&gbc);
         ctx->request_channel_layout             = bytestream2_get_le64(&gbc);
 
+        ctx->idct_algo                          = bytestream2_get_byte(&gbc) % 25;
+
         if (extradata_size < size) {
             ctx->extradata = av_mallocz(extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
             if (ctx->extradata) {
-- 
2.24.0



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