Add doxygen @file comment block

Originally committed as revision 24326 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/cga_data.c

 /*
- * @file
  * CGA/EGA/VGA ROM data
  *
  * This file is part of FFmpeg.
@@ -19,6 +18,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+/**
+ * @file
+ * CGA/EGA/VGA ROM data
+ */
+
 #include <stdint.h>
 #include "cga_data.h"
 

libavcodec/cga_data.h

 /*
- * @file
  * CGA/EGA/VGA ROM data
  *
  * This file is part of FFmpeg.
@@ -19,6 +18,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+/**
+ * @file
+ * CGA/EGA/VGA ROM data
+ */
+
 #ifndef AVCODEC_CGA_DATA_H
 #define AVCODEC_CGA_DATA_H
 

libavformat/sauce.c

 /*
- * @file
  * SAUCE header parser
  * Copyright (c) 2010 Peter Ross <pross@xvid.org>
  *
@@ -20,6 +19,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+/**
+ * @file
+ * SAUCE header parser
+ */
+
 #include "libavutil/intreadwrite.h"
 #include "avformat.h"
 #include "sauce.h"

libavformat/sauce.h

 /*
- * @file
  * SAUCE header parser
  * Copyright (c) 2010 Peter Ross <pross@xvid.org>
  *
@@ -20,6 +19,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+/**
+ * @file
+ * SAUCE header parser
+ */
+
 #ifndef AVFORMAT_SAUCE_H
 #define AVFORMAT_SAUCE_H
 

libavformat/tty.c

 /*
- * @file
  * Tele-typewriter demuxer
  * Copyright (c) 2010 Peter Ross <pross@xvid.org>
  *
@@ -20,6 +19,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+/**
+ * @file
+ * Tele-typewriter demuxer
+ */
+
 #include "libavutil/intreadwrite.h"
 #include "libavutil/avstring.h"
 #include "avformat.h"