mp4.h

这是在PCA下的基于IPP库示例代码例子,在网上下了IPP的库之后,设置相关参数就可以编译该代码.

#define MP4_DC_MARKER  0x6B001 // 110 1011 0000 0000 0001
#define MP4_MV_MARKER  0x1F001 //   1 1111 0000 0000 0001


// ISO/IEC 14496-2:2004 table G.1
enum {
    MP4_SIMPLE_PROFILE_LEVEL_1                     = 0x01,
    MP4_SIMPLE_PROFILE_LEVEL_2                     = 0x02,
    MP4_SIMPLE_PROFILE_LEVEL_3                     = 0x03,
    MP4_SIMPLE_PROFILE_LEVEL_0                     = 0x08,
    MP4_CORE_PROFILE_LEVEL_1                       = 0x21,
    MP4_CORE_PROFILE_LEVEL_2                       = 0x22,
    MP4_MAIN_PROFILE_LEVEL_2                       = 0x32,
    MP4_MAIN_PROFILE_LEVEL_3                       = 0x33,
    MP4_MAIN_PROFILE_LEVEL_4                       = 0x34,
    MP4_ADVANCED_REAL_TIME_SIMPLE_PROFILE_LEVEL_1  = 0x91,
    MP4_ADVANCED_REAL_TIME_SIMPLE_PROFILE_LEVEL_2  = 0x92,
    MP4_ADVANCED_REAL_TIME_SIMPLE_PROFILE_LEVEL_3  = 0x93,
    MP4_ADVANCED_REAL_TIME_SIMPLE_PROFILE_LEVEL_4  = 0x94,
    MP4_ADVANCED_CODING_EFFICIENCY_PROFILE_LEVEL_1 = 0xB1,
    MP4_ADVANCED_CODING_EFFICIENCY_PROFILE_LEVEL_2 = 0xB2,
    MP4_ADVANCED_CODING_EFFICIENCY_PROFILE_LEVEL_3 = 0xB3,
    MP4_ADVANCED_CODING_EFFICIENCY_PROFILE_LEVEL_4 = 0xB4,
    MP4_ADVANCED_CORE_PROFILE_LEVEL_1              = 0xC1,
    MP4_ADVANCED_CORE_PROFILE_LEVEL_2              = 0xC2,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_0            = 0xF0,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_1            = 0xF1,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_2            = 0xF2,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_3            = 0xF3,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_4            = 0xF4,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_5            = 0xF5,
    MP4_ADVANCED_SIMPLE_PROFILE_LEVEL_3B           = 0xF7
};

/* Frame Info */
typedef struct _mp4_Frame {
    Ipp8u*      apY;        // allocated with border
    Ipp8u*      apCb;       // allocated with border
    Ipp8u*      apCr;       // allocated with border
    int         stepY;
    int         stepCr;
    int         stepCb;
    Ipp8u*      pY;         // real pointer
    Ipp8u*      pCb;        // real pointer
    Ipp8u*      pCr;        // real pointer
    int         type;
    Ipp64s      time;
    int         mbPerRow;   // info for realloc VOP with Shape
    int         mbPerCol;
    Ipp8u*      apB;        // for binary mask
    Ipp8u*      pB;
    Ipp8u*      apA[3];     // for aux components
    Ipp8u*      pA[3];
} mp4_Frame;


/* Block Info for Intra Prediction */
typedef struct _mp4_IntraPredBlock {
    struct _mp4_IntraPredBlock  *predA;
    struct _mp4_IntraPredBlock  *predB;
    struct _mp4_IntraPredBlock  *predC;
    Ipp16s      dct_acA[8];
    Ipp16s      dct_acC[8];
    Ipp16s      dct_dc;
} mp4_IntraPredBlock;


/* Buffer for Intra Prediction */
typedef struct _mp4_IntraPredBuff {
    Ipp8u               *quant;     // quant buffer;
    mp4_IntraPredBlock  dcB[6];     // blocks for Left-Top DC only
    mp4_IntraPredBlock  *block;
} mp4_IntraPredBuff;


/* MacroBlock Info Data Partitioned mode */
typedef struct _mp4_DataPartMacroBlock {
    Ipp16s          dct_dc[6];
    Ipp8u           type;
    Ipp8u           not_coded;
    Ipp8u           mcsel;
    Ipp8u           ac_pred_flag;
    Ipp8u           pat;
    Ipp8u           quant;
} mp4_DataPartMacroBlock;


/* MacroBlock Info for Motion */
typedef struct _mp4_MacroBlock {
    IppMotionVector mv[4];
    Ipp8u        validPred;     // for MV pred, OBMC
    Ipp8u        type;          // for OBMC, BVOP
    Ipp8u        not_coded;     // for OBMC, BVOP
    Ipp8u        field_info;    // for Interlaced BVOP Direct mode
} mp4_MacroBlock;


/* ShapeInfo Info */
typedef struct _mp4_ShapeInfo {
    Ipp8u           bab_type;
    Ipp8u           opaque;
    IppMotionVector mvs;
    //    int         coda_i;
    //    int         ac_pred_flag_alpha;
    //    int         cbpa;
    //    int         coda_pb;
} mp4_ShapeInfo;


/* Group Of Video Object Plane Info */
typedef struct _mp4_GroupOfVideoObjectPlane {
    Ipp64s      time_code;
    int         closed_gov;
    int         broken_link;
} mp4_GroupOfVideoObjectPlane;


/* Video Object Plane Info */
typedef struct _mp4_VideoObjectPlane {
    int         coding_type;
    int         modulo_time_base;
    int         time_increment;
    int         coded;
    int         id;                             // verid != 1 (newpred)
    int         id_for_prediction_indication;   // verid != 1 (newpred)
    int         id_for_prediction;              // verid != 1 (newpred)
    int         rounding_type;
    int         reduced_resolution;             // verid != 1
    int         vop_width;
    int         vop_height;
    int         vop_horizontal_mc_spatial_ref;
    int         vop_vertical_mc_spatial_ref;
    int         background_composition;
    int         change_conv_ratio_disable;
    int         vop_constant_alpha;
    int         vop_constant_alpha_value;
    int         intra_dc_vlc_thr;
    int         top_field_first;
    int         alternate_vertical_scan_flag;
    int         sprite_transmit_mode;
    int         warping_mv_code_du[4];
    int         warping_mv_code_dv[4];
    int         brightness_change_factor;
    int         quant;
    int         alpha_quant[3];
    int         fcode_forward;
    int         fcode_backward;
    int         shape_coding_type;
    int         load_backward_shape;
    int         ref_select_code;
    int         dx;
    int         dy;
} mp4_VideoObjectPlane;


/* mp4_ComplexityEstimation Info */
typedef struct _mp4_ComplexityEstimation {
    int         estimation_method;
    int         shape_complexity_estimation_disable;
    int         opaque;
    int         transparent;
    int         intra_cae;
    int         inter_cae;
    int         no_update;
    int         upsampling;
    int         texture_complexity_estimation_set_1_disable;
    int         intra_blocks;
    int         inter_blocks;
    int         inter4v_blocks;
    int         not_coded_blocks;
    int         texture_complexity_estimation_set_2_disable;
    int         dct_coefs;
    int         dct_lines;
    int         vlc_symbols;
    int         vlc_bits;
    int         motion_compensation_complexity_disable;
    int         apm;
    int         npm;
    int         interpolate_mc_q;
    int         forw_back_mc_q;
    int         halfpel2;
    int         halfpel4;
    int         version2_complexity_estimation_disable;     // verid != 1
    int         sadct;                                      // verid != 1
    int         quarterpel;                                 // verid != 1
    int         dcecs_opaque;
    int         dcecs_transparent;
    int         dcecs_intra_cae;
    int         dcecs_inter_cae;
    int         dcecs_no_update;
    int         dcecs_upsampling;
    int         dcecs_intra_blocks;
    int         dcecs_inter_blocks;
    int         dcecs_inter4v_blocks;
    int         dcecs_not_coded_blocks;
    int         dcecs_dct_coefs;
    int         dcecs_dct_lines;
    int         dcecs_vlc_symbols;
    int         dcecs_vlc_bits;
    int         dcecs_apm;
    int         dcecs_npm;
    int         dcecs_interpolate_mc_q;
    int         dcecs_forw_back_mc_q;
    int         dcecs_halfpel2;
    int         dcecs_halfpel4;
    int         dcecs_sadct;                                // verid != 1
    int         dcecs_quarterpel;                           // verid != 1
} mp4_ComplexityEstimation;


/* mp4_Scalability Info */
typedef struct _mp4_ScalabilityParameters {
    int         dummy;
} mp4_ScalabilityParameters;


/* VOLControlParameters Info */
typedef struct _mp4_VOLControlParameters {
    int         chroma_format;
    int         low_delay;
    int         vbv_parameters;
    int         bit_rate;
    int         vbv_buffer_size;
    int         vbv_occupancy;
} mp4_VOLControlParameters;


/* Video Object Plane with short header Info */
typedef struct _mp4_VideoObjectPlaneH263 {
    int         temporal_reference;
    int         split_screen_indicator;
    int         document_camera_indicator;
    int         full_picture_freeze_release;
    int         source_format;
    int         picture_coding_type;
    int         vop_quant;
    int         gob_number;
    int         num_gobs_in_vop;
    int         num_macroblocks_in_gob;
    int         gob_header_empty;
    int         gob_frame_id;
    int         quant_scale;
#ifdef _OMP_KARABAS
    int         nmb;
    int         frGOB;
#endif // _OMP_KARABAS
} mp4_VideoObjectPlaneH263;


/* Video Object Info */
typedef struct _mp4_VideoObject {
// iso part
    int                         id;
    int                         short_video_header;
    int                         random_accessible_vol;
    int                         type_indication;
    int                         is_identifier;
    int                         verid;
    int                         priority;
    int                         aspect_ratio_info;
    int                         aspect_ratio_info_par_width;
    int                         aspect_ratio_info_par_height;
    int                         is_vol_control_parameters;
    mp4_VOLControlParameters    VOLControlParameters;
    int                         shape;
    int                         shape_extension;                // verid != 1
    int                         vop_time_increment_resolution;
    int                         vop_time_increment_resolution_bits;
    int                         fixed_vop_rate;
    int                         fixed_vop_time_increment;
    int                         width;
    int                         height;
    int                         interlaced;
    int                         obmc_disable;
    int                         sprite_enable;                  // if verid != 1 (2 bit GMC is added)
    int                         sprite_width;
    int                         sprite_height;
    int                         sprite_left_coordinate;
    int                         sprite_top_coordinate;
    int                         sprite_warping_points;
    int                         sprite_warping_accuracy;
    int                         sprite_brightness_change;
    int                         low_latency_sprite_enable;
    int                         sadct_disable;                  // verid != 1
    int                         not_8_bit;
    int                         quant_precision;
    int                         bits_per_pixel;
    int                         no_gray_quant_update;
    int                         composition_method;
    int                         linear_composition;
    int                         quant_type;
    int                         load_intra_quant_mat;
    Ipp8u                       intra_quant_mat[64];
    int                         load_nonintra_quant_mat;
    Ipp8u                       nonintra_quant_mat[64];
    int                         load_intra_quant_mat_grayscale[3];
    Ipp8u                       intra_quant_mat_grayscale[3][64];
    int                         load_nonintra_quant_mat_grayscale[3];
    Ipp8u                       nonintra_quant_mat_grayscale[3][64];
    int                         quarter_sample;                 // verid != 1
    int                         complexity_estimation_disable;
    mp4_ComplexityEstimation    ComplexityEstimation;
    int                         resync_marker_disable;
    int                         data_partitioned;
    int                         reversible_vlc;
    int                         newpred_enable;                 // verid != 1
    int                         requested_upstream_message_type;// verid != 1
    int                         newpred_segment_type;           // verid != 1
    int                         reduced_resolution_vop_enable;  // verid != 1
    int                         scalability;
    mp4_ScalabilityParameters   ScalabilityParameters;
    mp4_GroupOfVideoObjectPlane GroupOfVideoObjectPlane;
    mp4_VideoObjectPlane        VideoObjectPlane;
    mp4_VideoObjectPlaneH263    VideoObjectPlaneH263;
// app part
    int                         VOPindex;
    int                         MacroBlockPerRow;
    int                         MacroBlockPerCol;
    int                         MacroBlockPerVOP;
    int                         mbns; // num bits for MacroBlockPerVOP
    mp4_MacroBlock*             MBinfo;
    mp4_IntraPredBuff           IntraPredBuff;
    mp4_DataPartMacroBlock*     DataPartBuff;
    IppiQuantInvIntraSpec_MPEG4*  QuantInvIntraSpec;
    IppiQuantInvInterSpec_MPEG4*  QuantInvInterSpec;
    IppiWarpSpec_MPEG4*         WarpSpec;
    // for B-VOP
    int                         prevPlaneIsB;