ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Fri Oct 23 20:29:50 2020 +0200| [343c3149ab3d77be76f035d3b18bb2b2da48ce1f] | committer: Michael Niedermayer
avcodec/dirac_parser: do not offset AV_NOPTS_OFFSET Fixes: signed integer overflow: -9223372036854775807 - 48000 cannot be represented in type 'long long' Fixes: 26521/clusterfuzz-testcase-minimized-ffmpeg_dem_DIRAC_fuzzer-5635536506847232 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Lynne <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=343c3149ab3d77be76f035d3b18bb2b2da48ce1f --- libavcodec/dirac_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/dirac_parser.c b/libavcodec/dirac_parser.c index fbc7414c79..8e68b4a9da 100644 --- a/libavcodec/dirac_parser.c +++ b/libavcodec/dirac_parser.c @@ -215,7 +215,7 @@ static int dirac_combine_frame(AVCodecParserContext *s, AVCodecContext *avctx, int64_t pts = AV_RB32(cur_pu + 13); if (s->last_pts == 0 && s->last_dts == 0) s->dts = pts - 1; - else + else if (s->last_dts != AV_NOPTS_VALUE) s->dts = s->last_dts + 1; s->pts = pts; if (!avctx->has_b_frames && (cur_pu[4] & 0x03)) _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
