avfilter/vf_overlay: fix filtering with negative y
authorPaul B Mahol <onemda@gmail.com>
Mon, 3 Dec 2018 09:00:01 +0000 (10:00 +0100)
committerMarton Balint <cus@passwd.hu>
Fri, 14 Dec 2018 22:56:21 +0000 (23:56 +0100)
commita4ddc3c9fc60e6cf8123966f4ca7a7db70aa58eb
tree91f7e3644f6481ef0f63feaa16afbbaccaaab6da
parent59e30c05d74e59d28f2ec4ffd4dbf1822f921f06
avfilter/vf_overlay: fix filtering with negative y

(cherry picked from commit 8440835dbe93ef9972ceb940af9bda9bc0e178e7)
libavfilter/vf_overlay.c