[SCM] libav/experimental: Documentation fix: Copy functions should "work" fine for cnt == 0

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 9b2c14df60bbd73c38774e3a0d3f63f99a6be465
Author: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
Date:   Wed Jan 31 20:26:32 2007 +0000

    Documentation fix: Copy functions should "work" fine for cnt == 0
    
    Originally committed as revision 7785 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/lzo.c b/libavcodec/lzo.c
index 39accac..ec919c2 100644
--- a/libavcodec/lzo.c
+++ b/libavcodec/lzo.c
@@ -81,7 +81,7 @@ static inline int get_len(LZOContext *c, int x, int mask) {
 
 /**
  * \brief copy bytes from input to output buffer with checking
- * \param cnt number of bytes to copy, must be > 0
+ * \param cnt number of bytes to copy, must be >= 0
  */
 static inline void copy(LZOContext *c, int cnt) {
     register uint8_t *src = c->in;
@@ -109,7 +109,7 @@ static inline void copy(LZOContext *c, int cnt) {
 /**
  * \brief copy previously decoded bytes to current position
  * \param back how many bytes back we start
- * \param cnt number of bytes to copy, must be > 0
+ * \param cnt number of bytes to copy, must be >= 0
  *
  * cnt > back is valid, this will copy the bytes we just copied,
  * thus creating a repeating pattern with a period length of back.

-- 
Libav/FFmpeg packaging