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      1 /**************************************************************************
      2  *
      3  * Copyright 2009 Younes Manton.
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation the rights to use, copy, modify, merge, publish,
     10  * distribute, sub license, and/or sell copies of the Software, and to
     11  * permit persons to whom the Software is furnished to do so, subject to
     12  * the following conditions:
     13  *
     14  * The above copyright notice and this permission notice (including the
     15  * next paragraph) shall be included in all copies or substantial portions
     16  * of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
     22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  **************************************************************************/
     27 
     28 #ifndef PIPE_VIDEO_STATE_H
     29 #define PIPE_VIDEO_STATE_H
     30 
     31 #include "pipe/p_defines.h"
     32 #include "pipe/p_format.h"
     33 #include "pipe/p_state.h"
     34 #include "pipe/p_screen.h"
     35 #include "util/u_inlines.h"
     36 
     37 #ifdef __cplusplus
     38 extern "C" {
     39 #endif
     40 
     41 /*
     42  * see table 6-12 in the spec
     43  */
     44 enum pipe_mpeg12_picture_coding_type
     45 {
     46    PIPE_MPEG12_PICTURE_CODING_TYPE_I = 0x01,
     47    PIPE_MPEG12_PICTURE_CODING_TYPE_P = 0x02,
     48    PIPE_MPEG12_PICTURE_CODING_TYPE_B = 0x03,
     49    PIPE_MPEG12_PICTURE_CODING_TYPE_D = 0x04
     50 };
     51 
     52 /*
     53  * see table 6-14 in the spec
     54  */
     55 enum pipe_mpeg12_picture_structure
     56 {
     57    PIPE_MPEG12_PICTURE_STRUCTURE_RESERVED = 0x00,
     58    PIPE_MPEG12_PICTURE_STRUCTURE_FIELD_TOP = 0x01,
     59    PIPE_MPEG12_PICTURE_STRUCTURE_FIELD_BOTTOM = 0x02,
     60    PIPE_MPEG12_PICTURE_STRUCTURE_FRAME = 0x03
     61 };
     62 
     63 /*
     64  * flags for macroblock_type, see section 6.3.17.1 in the spec
     65  */
     66 enum pipe_mpeg12_macroblock_type
     67 {
     68    PIPE_MPEG12_MB_TYPE_QUANT = 0x01,
     69    PIPE_MPEG12_MB_TYPE_MOTION_FORWARD = 0x02,
     70    PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD = 0x04,
     71    PIPE_MPEG12_MB_TYPE_PATTERN = 0x08,
     72    PIPE_MPEG12_MB_TYPE_INTRA = 0x10
     73 };
     74 
     75 /*
     76  * flags for motion_type, see table 6-17 and 6-18 in the spec
     77  */
     78 enum pipe_mpeg12_motion_type
     79 {
     80    PIPE_MPEG12_MO_TYPE_RESERVED = 0x00,
     81    PIPE_MPEG12_MO_TYPE_FIELD = 0x01,
     82    PIPE_MPEG12_MO_TYPE_FRAME = 0x02,
     83    PIPE_MPEG12_MO_TYPE_16x8 = 0x02,
     84    PIPE_MPEG12_MO_TYPE_DUAL_PRIME = 0x03
     85 };
     86 
     87 /*
     88  * see section 6.3.17.1 and table 6-19 in the spec
     89  */
     90 enum pipe_mpeg12_dct_type
     91 {
     92    PIPE_MPEG12_DCT_TYPE_FRAME = 0,
     93    PIPE_MPEG12_DCT_TYPE_FIELD = 1
     94 };
     95 
     96 enum pipe_mpeg12_field_select
     97 {
     98    PIPE_MPEG12_FS_FIRST_FORWARD = 0x01,
     99    PIPE_MPEG12_FS_FIRST_BACKWARD = 0x02,
    100    PIPE_MPEG12_FS_SECOND_FORWARD = 0x04,
    101    PIPE_MPEG12_FS_SECOND_BACKWARD = 0x08
    102 };
    103 
    104 struct pipe_picture_desc
    105 {
    106    enum pipe_video_profile profile;
    107 };
    108 
    109 struct pipe_quant_matrix
    110 {
    111    enum pipe_video_codec codec;
    112 };
    113 
    114 struct pipe_macroblock
    115 {
    116    enum pipe_video_codec codec;
    117 };
    118 
    119 struct pipe_mpeg12_picture_desc
    120 {
    121    struct pipe_picture_desc base;
    122 
    123    unsigned picture_coding_type;
    124    unsigned picture_structure;
    125    unsigned frame_pred_frame_dct;
    126    unsigned q_scale_type;
    127    unsigned alternate_scan;
    128    unsigned intra_vlc_format;
    129    unsigned concealment_motion_vectors;
    130    unsigned intra_dc_precision;
    131    unsigned f_code[2][2];
    132    unsigned top_field_first;
    133    unsigned full_pel_forward_vector;
    134    unsigned full_pel_backward_vector;
    135    unsigned num_slices;
    136 
    137    const uint8_t *intra_matrix;
    138    const uint8_t *non_intra_matrix;
    139 
    140    struct pipe_video_buffer *ref[2];
    141 };
    142 
    143 struct pipe_mpeg12_macroblock
    144 {
    145    struct pipe_macroblock base;
    146 
    147    /* see section 6.3.17 in the spec */
    148    unsigned short x, y;
    149 
    150    /* see section 6.3.17.1 in the spec */
    151    unsigned char macroblock_type;
    152 
    153    union {
    154       struct {
    155          /* see table 6-17 in the spec */
    156          unsigned int frame_motion_type:2;
    157 
    158          /* see table 6-18 in the spec */
    159          unsigned int field_motion_type:2;
    160 
    161          /* see table 6-19 in the spec */
    162          unsigned int dct_type:1;
    163       } bits;
    164       unsigned int value;
    165    } macroblock_modes;
    166 
    167     /* see section 6.3.17.2 in the spec */
    168    unsigned char motion_vertical_field_select;
    169 
    170    /* see Table 7-7 in the spec */
    171    short PMV[2][2][2];
    172 
    173    /* see figure 6.10-12 in the spec */
    174    unsigned short coded_block_pattern;
    175 
    176    /* see figure 6.10-12 in the spec */
    177    short *blocks;
    178 
    179    /* Number of skipped macroblocks after this macroblock */
    180    unsigned short num_skipped_macroblocks;
    181 };
    182 
    183 struct pipe_mpeg4_picture_desc
    184 {
    185    struct pipe_picture_desc base;
    186 
    187    int32_t trd[2];
    188    int32_t trb[2];
    189    uint16_t vop_time_increment_resolution;
    190    uint8_t vop_coding_type;
    191    uint8_t vop_fcode_forward;
    192    uint8_t vop_fcode_backward;
    193    uint8_t resync_marker_disable;
    194    uint8_t interlaced;
    195    uint8_t quant_type;
    196    uint8_t quarter_sample;
    197    uint8_t short_video_header;
    198    uint8_t rounding_control;
    199    uint8_t alternate_vertical_scan_flag;
    200    uint8_t top_field_first;
    201 
    202    const uint8_t *intra_matrix;
    203    const uint8_t *non_intra_matrix;
    204 
    205    struct pipe_video_buffer *ref[2];
    206 };
    207 
    208 struct pipe_vc1_picture_desc
    209 {
    210    struct pipe_picture_desc base;
    211 
    212    uint32_t slice_count;
    213    uint8_t picture_type;
    214    uint8_t frame_coding_mode;
    215    uint8_t postprocflag;
    216    uint8_t pulldown;
    217    uint8_t interlace;
    218    uint8_t tfcntrflag;
    219    uint8_t finterpflag;
    220    uint8_t psf;
    221    uint8_t dquant;
    222    uint8_t panscan_flag;
    223    uint8_t refdist_flag;
    224    uint8_t quantizer;
    225    uint8_t extended_mv;
    226    uint8_t extended_dmv;
    227    uint8_t overlap;
    228    uint8_t vstransform;
    229    uint8_t loopfilter;
    230    uint8_t fastuvmc;
    231    uint8_t range_mapy_flag;
    232    uint8_t range_mapy;
    233    uint8_t range_mapuv_flag;
    234    uint8_t range_mapuv;
    235    uint8_t multires;
    236    uint8_t syncmarker;
    237    uint8_t rangered;
    238    uint8_t maxbframes;
    239    uint8_t deblockEnable;
    240    uint8_t pquant;
    241 
    242    struct pipe_video_buffer *ref[2];
    243 };
    244 
    245 struct pipe_h264_picture_desc
    246 {
    247    struct pipe_picture_desc base;
    248 
    249    uint32_t slice_count;
    250    int32_t  field_order_cnt[2];
    251    bool     is_reference;
    252    uint32_t frame_num;
    253    uint8_t  field_pic_flag;
    254    uint8_t  bottom_field_flag;
    255    uint8_t  num_ref_frames;
    256    uint8_t  mb_adaptive_frame_field_flag;
    257    uint8_t  constrained_intra_pred_flag;
    258    uint8_t  weighted_pred_flag;
    259    uint8_t  weighted_bipred_idc;
    260    uint8_t  frame_mbs_only_flag;
    261    uint8_t  transform_8x8_mode_flag;
    262    int8_t   chroma_qp_index_offset;
    263    int8_t   second_chroma_qp_index_offset;
    264    int8_t   pic_init_qp_minus26;
    265    uint8_t  num_ref_idx_l0_active_minus1;
    266    uint8_t  num_ref_idx_l1_active_minus1;
    267    uint8_t  log2_max_frame_num_minus4;
    268    uint8_t  pic_order_cnt_type;
    269    uint8_t  log2_max_pic_order_cnt_lsb_minus4;
    270    uint8_t  delta_pic_order_always_zero_flag;
    271    uint8_t  direct_8x8_inference_flag;
    272    uint8_t  entropy_coding_mode_flag;
    273    uint8_t  pic_order_present_flag;
    274    uint8_t  deblocking_filter_control_present_flag;
    275    uint8_t  redundant_pic_cnt_present_flag;
    276    uint8_t  scaling_lists_4x4[6][16];
    277    uint8_t  scaling_lists_8x8[2][64];
    278 
    279    bool     is_long_term[16];
    280    bool     top_is_reference[16];
    281    bool     bottom_is_reference[16];
    282    uint32_t field_order_cnt_list[16][2];
    283    uint32_t frame_num_list[16];
    284 
    285    struct pipe_video_buffer *ref[16];
    286 };
    287 
    288 #ifdef __cplusplus
    289 }
    290 #endif
    291 
    292 #endif /* PIPE_VIDEO_STATE_H */
    293