[FFmpeg-cvslog] Documentation for scale filter factor

[Lars Kiesow]

ffmpeg | branch: master | Lars Kiesow <lkiesow at uos.de> | Sat Jan 25 15:02:15 2014 +0100| [69b1d1d99bc5384d4ca305aa76e246a06c5b98b5] | committer: Lars Kiesow

Documentation for scale filter factor

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=69b1d1d99bc5384d4ca305aa76e246a06c5b98b5
---

 libavfilter/vf_scale.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 2ea55ef..945ed12 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -81,6 +81,7 @@ typedef struct {
      * New dimensions. Special values are:
      *   0 = original width/height
      *  -1 = keep original aspect
+     *  -N = try to keep aspect but make sure it is divisible by N
      */
     int w, h;
     char *size_str;