[FFmpeg-cvslog] avfilter: update some comments

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Sun Jan 24 13:14:26 2016 +0100| [547d41207804b5651ecb15fec7c2cfa5e42d7f2f] | committer: Paul B Mahol

avfilter: update some comments

start_frame is no more, samplesref argument is now frame argument.

Signed-off-by: Paul B Mahol <onemda at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=547d41207804b5651ecb15fec7c2cfa5e42d7f2f
---

 libavfilter/avfilter.h |    2 +-
 libavfilter/internal.h |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 599369d..04bf585 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -491,7 +491,7 @@ struct AVFilterLink {
 
     /**
      * Link status.
-     * If not zero, all attempts of start_frame, filter_frame or request_frame
+     * If not zero, all attempts of filter_frame or request_frame
      * will fail with the corresponding code, and if necessary the reference
      * will be destroyed.
      * If request_frame returns an error, the status is set on the
diff --git a/libavfilter/internal.h b/libavfilter/internal.h
index 766debe..769e65b 100644
--- a/libavfilter/internal.h
+++ b/libavfilter/internal.h
@@ -86,7 +86,7 @@ struct AVFilterPad {
      * Input pads only.
      *
      * @return >= 0 on success, a negative AVERROR on error. This function
-     * must ensure that samplesref is properly unreferenced on error if it
+     * must ensure that frame is properly unreferenced on error if it
      * hasn't been passed on to another filter.
      */
     int (*filter_frame)(AVFilterLink *link, AVFrame *frame);