[SCM] libav/experimental: Add AV_COPY32

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 6c88973a75bf5955ae185c0d2c23d02a85f86688
Author: Måns Rullgård <mans at mansr.com>
Date:   Fri Jan 29 03:26:17 2010 +0000

    Add AV_COPY32
    
    Originally committed as revision 21524 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavutil/intreadwrite.h b/libavutil/intreadwrite.h
index bdc3c43..81ba82d 100644
--- a/libavutil/intreadwrite.h
+++ b/libavutil/intreadwrite.h
@@ -408,6 +408,10 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
 
 #define AV_COPY(n, d, s) (*(uint##n##_t*)(d) = *(const uint##n##_t*)(s))
 
+#ifndef AV_COPY32
+#   define AV_COPY32(d, s) AV_COPY(32, d, s)
+#endif
+
 #ifndef AV_COPY64
 #   define AV_COPY64(d, s) AV_COPY(64, d, s)
 #endif

-- 
Libav/FFmpeg packaging