1 files changed, 18 insertions, 0 deletions
diff --git a/src/libffmpeg/libavcodec/mpeg4data.h b/src/libffmpeg/libavcodec/mpeg4data.h
index 3821a591c..4eed75654 100644
--- a/src/libffmpeg/libavcodec/mpeg4data.h
+++ b/src/libffmpeg/libavcodec/mpeg4data.h
@@ -1,3 +1,15 @@
+// shapes
+#define RECT_SHAPE       0
+#define BIN_SHAPE        1
+#define BIN_ONLY_SHAPE   2
+#define GRAY_SHAPE       3
+
+// aspect_ratio_info
+#define EXTENDET_PAR 15
+
+//vol_sprite_usage / sprite_enable
+#define STATIC_SPRITE 1
+#define GMC_SPRITE 2
 
 /* dc encoding for mpeg4 */
 static const UINT8 DCtab_lum[13][2] =
@@ -81,3 +93,9 @@ static RLTable rl_intra = {
     intra_run,
     intra_level,
 };
+
+static const UINT16 sprite_trajectory_tab[15][2] = {
+ {0x00, 2}, {0x02, 3},  {0x03, 3},  {0x04, 3}, {0x05, 3}, {0x06, 3},
+ {0x0E, 4}, {0x1E, 5},  {0x3E, 6},  {0x7E, 7}, {0xFE, 8}, 
+ {0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
+};