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tools/target_dec_fuzzer: fuzz channels and sample_rate too

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This should increase coverage over more audio decoders.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2019-09-20 10:25:34 +02:00
parent 83f2555e5f
commit 87a7fc692d
1 changed files with 7 additions and 0 deletions
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7
tools/target_dec_fuzzer.c
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@ -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) {