[SCM] libav/experimental: log: Document AV_LOG_C usage

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 42ba1c51d9e843135772a3b9e5cf036a37b28bdb
Author: Luca Barbato <lu_zero at gentoo.org>
Date:   Thu Apr 3 13:51:48 2014 +0000

    log: Document AV_LOG_C usage
    
    And move outside the wrong doxygen group.

diff --git a/libavutil/log.h b/libavutil/log.h
index 2f7811c..4e4424a 100644
--- a/libavutil/log.h
+++ b/libavutil/log.h
@@ -144,16 +144,18 @@ typedef struct AVClass {
 #define AV_LOG_DEBUG    48
 
 /**
- * Sets additional colors for extended debugging sessions.
- * Requires 256color terminal support. Use outside debugging is not
- * recommended.
+ * @}
  */
 
-#define AV_LOG_C(x) (x << 8)
-
 /**
- * @}
+ * Sets additional colors for extended debugging sessions.
+ * @code
+   av_log(ctx, AV_LOG_DEBUG|AV_LOG_C(134), "Message in purple\n");
+   @endcode
+ * Requires 256color terminal support. Uses outside debugging is not
+ * recommended.
  */
+#define AV_LOG_C(x) (x << 8)
 
 /**
  * Send the specified message to the log if the level is less than or equal

-- 
Libav/FFmpeg packaging