[SCM] libav/experimental: Use av_image_alloc() in avpicture_alloc(), simplify.

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit e74929e8bb19eb19e8a4b7d1d2ea0d589b39f254
Author: Stefano Sabatini <stefano.sabatini-lala at poste.it>
Date:   Wed Dec 8 10:24:02 2010 +0000

    Use av_image_alloc() in avpicture_alloc(), simplify.
    
    Originally committed as revision 25920 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/imgconvert.c b/libavcodec/imgconvert.c
index 790ce80..e40de6e 100644
--- a/libavcodec/imgconvert.c
+++ b/libavcodec/imgconvert.c
@@ -813,23 +813,12 @@ void ff_shrink88(uint8_t *dst, int dst_wrap,
 int avpicture_alloc(AVPicture *picture,
                     enum PixelFormat pix_fmt, int width, int height)
 {
-    int size;
-    void *ptr;
-
-    size = avpicture_fill(picture, NULL, pix_fmt, width, height);
-    if(size<0)
-        goto fail;
-    ptr = av_malloc(size);
-    if (!ptr)
-        goto fail;
-    avpicture_fill(picture, ptr, pix_fmt, width, height);
-    if(picture->data[1] && !picture->data[2])
-        ff_set_systematic_pal2((uint32_t*)picture->data[1], pix_fmt);
-
-    return 0;
- fail:
+    if (av_image_alloc(picture->data, picture->linesize, width, height, pix_fmt, 0) < 0) {
     memset(picture, 0, sizeof(AVPicture));
     return -1;
+    }
+
+    return 0;
 }
 
 void avpicture_free(AVPicture *picture)

-- 
Libav/FFmpeg packaging