Fixes: Timeout
Fixes: 11354/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QPEG_fuzzer-5766275943366656
Before: Executed clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QPEG_fuzzer-
5766275943366656 in 9470 ms
After : Executed clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QPEG_fuzzer-
5766275943366656 in 134 ms
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
p = bytestream2_get_byte(&qctx->buffer);
for(i = 0; i < run; i++) {
- dst[filled++] = p;
+ int step = FFMIN(run - i, width - filled);
+ memset(dst+filled, p, step);
+ filled += step;
+ i += step - 1;
if (filled >= width) {
filled = 0;
dst -= stride;