[FFmpeg-cvslog] avutil/pixfmt: clarify chroma location text further, as "first" is ambigous

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May 21 12:35:22 2015 +0200| [acccc287133b0e971f1d59a17ef142039c1644d8] | committer: Michael Niedermayer

avutil/pixfmt: clarify chroma location text further, as "first" is ambigous

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=acccc287133b0e971f1d59a17ef142039c1644d8
---

 libavutil/pixfmt.h |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index 9c6a299..9a6b74d 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -530,9 +530,9 @@ enum AVColorRange {
 /**
  * Location of chroma samples.
  *
- * Illustration showing the location of the first chroma sample,
- * the left shows only luma, the right
- * shows the location of the chroma samples, the 2 could be imagined to overlay
+ * Illustration showing the location of the first (top left) chroma sample of the
+ * image, the left shows only luma, the right
+ * shows the location of the chroma sample, the 2 could be imagined to overlay
  * each other but are drawn seperately due to limitations of ASCII
  *  ______        ______
  * |X   X ...    |3 4 X ...     X are luma samples,