[FFmpeg-cvslog] imgutils: Document av_image_get_buffer_size()

[Vittorio Giovara]

ffmpeg | branch: master | Vittorio Giovara <vittorio.giovara at gmail.com> | Tue Feb  7 10:01:41 2017 -0500| [ce6d72d10776b03c6780d4aa676414ce002285d4] | committer: Vittorio Giovara

imgutils: Document av_image_get_buffer_size()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ce6d72d10776b03c6780d4aa676414ce002285d4
---

 libavutil/imgutils.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavutil/imgutils.h b/libavutil/imgutils.h
index 67063a2947..fafabc48ca 100644
--- a/libavutil/imgutils.h
+++ b/libavutil/imgutils.h
@@ -169,7 +169,11 @@ int av_image_fill_arrays(uint8_t *dst_data[4], int dst_linesize[4],
  * Return the size in bytes of the amount of data required to store an
  * image with the given parameters.
  *
- * @param[in] align the assumed linesize alignment
+ * @param pix_fmt  the pixel format of the image
+ * @param width    the width of the image in pixels
+ * @param height   the height of the image in pixels
+ * @param align    the assumed linesize alignment
+ * @return the buffer size in bytes, a negative error code in case of failure
  */
 int av_image_get_buffer_size(enum AVPixelFormat pix_fmt, int width, int height, int align);