---
 libavcodec/mpeg4video.h | 35 +++++++++++++----------------------
 1 file changed, 13 insertions(+), 22 deletions(-)

diff --git a/libavcodec/mpeg4video.h b/libavcodec/mpeg4video.h
index 59358eb..9f0d00e 100644
--- a/libavcodec/mpeg4video.h
+++ b/libavcodec/mpeg4video.h
@@ -29,7 +29,7 @@
 #include "mpegvideo.h"
 #include "rl.h"
 
-// shapes
+/* shapes */
 #define RECT_SHAPE       0
 #define BIN_SHAPE        1
 #define BIN_ONLY_SHAPE   2
@@ -43,11 +43,9 @@
 #define ACE_VO_TYPE             12
 #define ADV_SIMPLE_VO_TYPE      17
 
-// aspect_ratio_info
-#define EXTENDED_PAR 15
+#define EXTENDED_PAR 15 ///< aspect_ratio_info
 
-//vol_sprite_usage / sprite_enable
-#define STATIC_SPRITE 1
+#define STATIC_SPRITE 1 ///< vol_sprite_usage / sprite_enable
 #define GMC_SPRITE 2
 
 #define MOTION_MARKER 0x1F001
@@ -62,38 +60,31 @@
 typedef struct Mpeg4DecContext {
     MpegEncContext m;
 
-    ///< number of bits to represent the fractional part of time
-    int time_increment_bits;
+    int time_increment_bits; ///< number of bits to represent the fractional 
part of time
     int shape;
     int vol_sprite_usage;
     int sprite_brightness_change;
     int num_sprite_warping_points;
-    ///< sprite trajectory points
-    uint16_t sprite_traj[4][2];
-    ///< sprite shift [isChroma]
-    int sprite_shift[2];
-
-    // reversible vlc
-    int rvlc;
-    ///< could this stream contain resync markers
-    int resync_marker;
-    ///< time distance of first I -> B, used for interlaced b frames
-    int t_frame;
+    uint16_t sprite_traj[4][2]; ///< sprite trajectory points
+    int sprite_shift[2]; ///< sprite shift [isChroma]
+
+    int rvlc; ///< reversible vlc
+    int resync_marker; ///< could this stream contain resync markers
+    int t_frame; ///< time distance of first I -> B, used for interlaced b 
frames
 
     int new_pred;
     int enhancement_type;
     int scalability;
     int use_intra_dc_vlc;
-    ///< QP above whch the ac VLC should be used for intra dc
-    int intra_dc_threshold;
+    int intra_dc_threshold;     ///< QP above whch the ac VLC should be used 
for intra dc
 
     /* bug workarounds */
     int divx_version;
     int divx_build;
     int xvid_build;
     int lavc_build;
-    ///< flag for having shown the warning about divxs invalid b frames
-    int showed_packed_warning;
+    int showed_packed_warning; ///< flag for having shown the warning about 
divxs invalid b frames
+
 
     int cplx_estimation_trash_i;
     int cplx_estimation_trash_p;
-- 
1.9.1

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