ffmpeg | branch: master | Paul B Mahol <one...@gmail.com> | Sun Oct 13 17:23:10 2019 +0200| [ccf4ab8c9aca0aee66bcc2914031a9c97ac0eeb8] | committer: Paul B Mahol
avfilter/vf_edgedetect: check if height is big enough Fixes #8260 > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ccf4ab8c9aca0aee66bcc2914031a9c97ac0eeb8 --- libavfilter/vf_edgedetect.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/libavfilter/vf_edgedetect.c b/libavfilter/vf_edgedetect.c index a0ddcbbf5c..11a31fa4ff 100644 --- a/libavfilter/vf_edgedetect.c +++ b/libavfilter/vf_edgedetect.c @@ -150,7 +150,8 @@ static void gaussian_blur(AVFilterContext *ctx, int w, int h, int i, j; memcpy(dst, src, w); dst += dst_linesize; src += src_linesize; - memcpy(dst, src, w); dst += dst_linesize; src += src_linesize; + if (h > 1) + memcpy(dst, src, w); dst += dst_linesize; src += src_linesize; for (j = 2; j < h - 2; j++) { dst[0] = src[0]; dst[1] = src[1]; @@ -180,8 +181,10 @@ static void gaussian_blur(AVFilterContext *ctx, int w, int h, dst += dst_linesize; src += src_linesize; } - memcpy(dst, src, w); dst += dst_linesize; src += src_linesize; - memcpy(dst, src, w); + if (h > 2) + memcpy(dst, src, w); dst += dst_linesize; src += src_linesize; + if (h > 3) + memcpy(dst, src, w); } enum { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
