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authorMichael Niedermayer <michael@niedermayer.cc>2019-09-20 10:25:34 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2019-09-20 23:26:34 +0200
commit87a7fc692d8bff99879dc4a27d89e70272b5a79f (patch)
treed3db7c1347dcdb7be62622bb6226184f8a4e2dc9 /tools/target_dec_fuzzer.c
parent83f2555e5ff571cbf5c226a920602e91228039ab (diff)
tools/target_dec_fuzzer: fuzz channels and sample_rate too
This should increase coverage over more audio decoders. Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'tools/target_dec_fuzzer.c')
-rw-r--r--tools/target_dec_fuzzer.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 8b1ad1f8da..b131a5f2b6 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -54,6 +54,9 @@
#include "libavcodec/bytestream.h"
#include "libavformat/avformat.h"
+//For FF_SANE_NB_CHANNELS, so we dont waste energy testing things that will get instantly rejected
+#include "libavcodec/internal.h"
+
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
extern AVCodec * codec_list[];
@@ -170,6 +173,10 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
parser = av_parser_init(c->id);
extradata_size = bytestream2_get_le32(&gbc);
+
+ ctx->sample_rate = bytestream2_get_le32(&gbc);
+ ctx->channels = (unsigned)bytestream2_get_le32(&gbc) % FF_SANE_NB_CHANNELS;
+
if (extradata_size < size) {
ctx->extradata = av_mallocz(extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (ctx->extradata) {