[FFmpeg-cvslog] doc/codecs: mention error returned for flag AV_CODEC_FLAG_DROPCHANGED

[Gyan Doshi]

ffmpeg | branch: master | Gyan Doshi <ffmpeg at gyani.pro> | Sun Apr 21 10:25:17 2019 +0530| [6e0488cac43130124e17722c589f1b5c9f4fe3f6] | committer: Gyan Doshi

doc/codecs: mention error returned for flag AV_CODEC_FLAG_DROPCHANGED

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6e0488cac43130124e17722c589f1b5c9f4fe3f6
---

 doc/codecs.texi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/codecs.texi b/doc/codecs.texi
index 0baafee2e1..6b7276017f 100644
--- a/doc/codecs.texi
+++ b/doc/codecs.texi
@@ -57,6 +57,7 @@ Set error[?] variables during encoding.
 @item truncated
 @item drop_changed
 Don't output frames whose parameters differ from first decoded frame in stream.
+Error AVERROR_INPUT_CHANGED is returned when a frame is dropped.
 
 @item ildct
 Use interlaced DCT.