[FFmpeg-cvslog] avutil/pixdesc: dont try to use av_read_image_line() with bayer formats

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Sep 13 20:51:41 2013 +0200| [f3ba91a3f1d9e99aebfe22278b0633f996e3fbe1] | committer: Michael Niedermayer

avutil/pixdesc: dont try to use av_read_image_line() with bayer formats

It has undefined behavior ATM as its not supported.

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f3ba91a3f1d9e99aebfe22278b0633f996e3fbe1
---

 libavutil/pixdesc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index b89b99e..930f5a8 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -1986,9 +1986,9 @@ void ff_check_pixfmt_descriptors(void){
             } else {
                 av_assert0(8*(c->step_minus1+1) >= c->depth_minus1+1);
             }
-            av_read_image_line(tmp, (void*)data, linesize, d, 0, 0, j, 2, 0);
             if (!strncmp(d->name, "bayer_", 6))
                 continue;
+            av_read_image_line(tmp, (void*)data, linesize, d, 0, 0, j, 2, 0);
             av_assert0(tmp[0] == 0 && tmp[1] == 0);
             tmp[0] = tmp[1] = (1<<(c->depth_minus1 + 1)) - 1;
             av_write_image_line(tmp, data, linesize, d, 0, 0, j, 2);