virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-11-23 21:54:53 +02:00
Code Issues Releases Activity

Add support for building fuzzer tools for an individual demuxer

Browse Source 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2020-10-10 17:25:46 +02:00
parent 86b485b5d6
commit d40679d89c
3 changed files with 15 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
tools/target_dem_fuzzer.c
View File

@@ -103,8 +103,15 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
static int c;
int seekable = 0;
int ret;
AVInputFormat *fmt = NULL;
if (!c) {
#ifdef FFMPEG_DEMUXER
#define DEMUXER_SYMBOL0(DEMUXER) ff_##DEMUXER##_demuxer
#define DEMUXER_SYMBOL(DEMUXER) DEMUXER_SYMBOL0(DEMUXER)
extern AVInputFormat DEMUXER_SYMBOL(FFMPEG_DEMUXER);
fmt = &DEMUXER_SYMBOL(FFMPEG_DEMUXER);
#endif
av_register_all();
avcodec_register_all();
av_log_set_level(AV_LOG_PANIC);
@@ -166,7 +173,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
avfmt->pb = fuzzed_pb;
ret = avformat_open_input(&avfmt, filename, NULL, NULL);
ret = avformat_open_input(&avfmt, filename, fmt, NULL);
if (ret < 0) {
av_freep(&fuzzed_pb->buffer);
av_freep(&fuzzed_pb);