1 files changed, 103 insertions, 37 deletions

diff --git a/src/gallium/include/pipe/p_video_state.h b/src/gallium/include/pipe/p_video_state.h
index 2a64ffb5601..f655ed411f4 100644
--- a/src/gallium/include/pipe/p_video_state.h
+++ b/src/gallium/include/pipe/p_video_state.h
@@ -43,65 +43,82 @@ struct pipe_video_rect
    unsigned x, y, w, h;
 };
 
-enum pipe_mpeg12_picture_type
+/*
+ * see table 6-12 in the spec
+ */
+enum pipe_mpeg12_picture_coding_type
 {
-   PIPE_MPEG12_PICTURE_TYPE_FIELD_TOP,
-   PIPE_MPEG12_PICTURE_TYPE_FIELD_BOTTOM,
-   PIPE_MPEG12_PICTURE_TYPE_FRAME
+   PIPE_MPEG12_PICTURE_CODING_TYPE_I = 0x01,
+   PIPE_MPEG12_PICTURE_CODING_TYPE_P = 0x02,
+   PIPE_MPEG12_PICTURE_CODING_TYPE_B = 0x03,
+   PIPE_MPEG12_PICTURE_CODING_TYPE_D = 0x04
 };
 
-enum pipe_mpeg12_dct_intra
+/*
+ * see table 6-14 in the spec
+ */
+enum pipe_mpeg12_picture_structure
 {
-   PIPE_MPEG12_DCT_DELTA = 0,
-   PIPE_MPEG12_DCT_INTRA = 1
+   PIPE_MPEG12_PICTURE_STRUCTURE_RESERVED = 0x00,
+   PIPE_MPEG12_PICTURE_STRUCTURE_FIELD_TOP = 0x01,
+   PIPE_MPEG12_PICTURE_STRUCTURE_FIELD_BOTTOM = 0x02,
+   PIPE_MPEG12_PICTURE_STRUCTURE_FRAME = 0x03
 };
 
-enum pipe_mpeg12_dct_type
+/*
+ * flags for macroblock_type, see section 6.3.17.1 in the spec
+ */
+enum pipe_mpeg12_macroblock_type
 {
-   PIPE_MPEG12_DCT_TYPE_FRAME = 0,
-   PIPE_MPEG12_DCT_TYPE_FIELD = 1
+   PIPE_MPEG12_MB_TYPE_QUANT = 0x01,
+   PIPE_MPEG12_MB_TYPE_MOTION_FORWARD = 0x02,
+   PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD = 0x04,
+   PIPE_MPEG12_MB_TYPE_PATTERN = 0x08,
+   PIPE_MPEG12_MB_TYPE_INTRA = 0x10
 };
 
-enum pipe_video_field_select
+/*
+ * flags for motion_type, see table 6-17 and 6-18 in the spec
+ */
+enum pipe_mpeg12_motion_type
 {
-   PIPE_VIDEO_FRAME = 0,
-   PIPE_VIDEO_TOP_FIELD = 1,
-   PIPE_VIDEO_BOTTOM_FIELD = 3,
-
-   /* TODO
-   PIPE_VIDEO_DUALPRIME
-   PIPE_VIDEO_16x8
-   */
+   PIPE_MPEG12_MO_TYPE_RESERVED = 0x00,
+   PIPE_MPEG12_MO_TYPE_FIELD = 0x01,
+   PIPE_MPEG12_MO_TYPE_FRAME = 0x02,
+   PIPE_MPEG12_MO_TYPE_16x8 = 0x02,
+   PIPE_MPEG12_MO_TYPE_DUAL_PRIME = 0x03
 };
 
-enum pipe_video_mv_weight
+/*
+ * see section 6.3.17.1 and table 6-19 in the spec
+ */
+enum pipe_mpeg12_dct_type
 {
-   PIPE_VIDEO_MV_WEIGHT_MIN = 0,
-   PIPE_VIDEO_MV_WEIGHT_HALF = 128,
-   PIPE_VIDEO_MV_WEIGHT_MAX = 256
+   PIPE_MPEG12_DCT_TYPE_FRAME = 0,
+   PIPE_MPEG12_DCT_TYPE_FIELD = 1
 };
 
-/* bitfields because this is used as a vertex buffer element */
-struct pipe_motionvector
+enum pipe_mpeg12_field_select
 {
-   struct {
-      short x, y;
-      ushort field_select; /**< enum pipe_video_field_select */
-      ushort weight;  /**< enum pipe_video_mv_weight  */
-   } top, bottom;
+   PIPE_MPEG12_FS_FIRST_FORWARD = 0x01,
+   PIPE_MPEG12_FS_FIRST_BACKWARD = 0x02,
+   PIPE_MPEG12_FS_SECOND_FORWARD = 0x04,
+   PIPE_MPEG12_FS_SECOND_BACKWARD = 0x08
 };
 
-/* bitfields because this is used as a vertex buffer element */
-struct pipe_ycbcr_block
+struct pipe_picture_desc
 {
-   ubyte x, y;
-   ubyte intra;  /**< enum pipe_mpeg12_dct_intra */
-   ubyte coding; /**< enum pipe_mpeg12_dct_type */
+   enum pipe_video_profile profile;
 };
 
-struct pipe_picture_desc
+struct pipe_quant_matrix
 {
-   enum pipe_video_profile profile;
+   enum pipe_video_codec codec;
+};
+
+struct pipe_macroblock
+{
+   enum pipe_video_codec codec;
 };
 
 struct pipe_mpeg12_picture_desc
@@ -115,9 +132,58 @@ struct pipe_mpeg12_picture_desc
    unsigned alternate_scan;
    unsigned intra_vlc_format;
    unsigned concealment_motion_vectors;
+   unsigned intra_dc_precision;
    unsigned f_code[2][2];
 };
 
+struct pipe_mpeg12_quant_matrix
+{
+   struct pipe_quant_matrix base;
+
+   const uint8_t *intra_matrix;
+   const uint8_t *non_intra_matrix;
+};
+
+struct pipe_mpeg12_macroblock
+{
+   struct pipe_macroblock base;
+
+   /* see section 6.3.17 in the spec */
+   unsigned short x, y;
+
+   /* see section 6.3.17.1 in the spec */
+   unsigned char macroblock_type;
+
+   union {
+      struct {
+         /* see table 6-17 in the spec */
+         unsigned int frame_motion_type:2;
+
+         /* see table 6-18 in the spec */
+         unsigned int field_motion_type:2;
+
+         /* see table 6-19 in the spec */
+         unsigned int dct_type:1;
+      } bits;
+      unsigned int value;
+   } macroblock_modes;
+
+    /* see section 6.3.17.2 in the spec */
+   unsigned char motion_vertical_field_select;
+
+   /* see Table 7-7 in the spec */
+   short PMV[2][2][2];
+
+   /* see figure 6.10-12 in the spec */
+   unsigned short coded_block_pattern;
+
+   /* see figure 6.10-12 in the spec */
+   short *blocks;
+
+   /* Number of skipped macroblocks after this macroblock */
+   unsigned short num_skipped_macroblocks;
+};
+
 #ifdef __cplusplus
 }
 #endif