frame.h 3.85 KB
Newer Older
Laurent Aimar's avatar
Laurent Aimar committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
/*****************************************************************************
 * frame.h: h264 encoder library
 *****************************************************************************
 * Copyright (C) 2003 Laurent Aimar
 * $Id: frame.h,v 1.1 2004/06/03 19:27:06 fenrir Exp $
 *
 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
 *****************************************************************************/

#ifndef _FRAME_H
#define _FRAME_H 1

typedef struct
{
    /* */
    int     i_poc;
    int     i_type;
    int     i_qpplus1;
    int64_t i_pts;
34
    int     i_frame;    /* Presentation frame number */
35 36
    int     i_frame_num; /* Coded frame number */
    int     b_kept_as_ref;
37
    float   f_qp_avg;
Laurent Aimar's avatar
Laurent Aimar committed
38 39 40 41 42

    /* YUV buffer */
    int     i_plane;
    int     i_stride[4];
    int     i_lines[4];
43 44
    int     i_stride_lowres;
    int     i_lines_lowres;
Laurent Aimar's avatar
Laurent Aimar committed
45
    uint8_t *plane[4];
46
    uint8_t *filtered[4]; /* plane[0], H, V, HV */
47
    uint8_t *lowres[4]; /* half-size copy of input frame: Orig, H, V, HV */
48
    uint16_t *integral;
Laurent Aimar's avatar
Laurent Aimar committed
49 50 51

    /* for unrestricted mv we allocate more data than needed
     * allocated data are stored in buffer */
52 53
    void    *buffer[8];
    void    *buffer_lowres[4];
Laurent Aimar's avatar
Laurent Aimar committed
54

55
    /* motion data */
56
    int8_t  *mb_type;
57 58 59 60 61
    int16_t (*mv[2])[2];
    int8_t  *ref[2];
    int     i_ref[2];
    int     ref_poc[2][16];

62 63 64
    /* for adaptive B-frame decision.
     * contains the SATD cost of the lowres frame encoded in various modes
     * FIXME: how big an array do we need? */
65 66 67 68 69 70 71
    int     i_cost_est[X264_BFRAME_MAX+2][X264_BFRAME_MAX+2];
    int     i_satd; // the i_cost_est of the selected frametype
    int     i_intra_mbs[X264_BFRAME_MAX+2];
    int     *i_row_satds[X264_BFRAME_MAX+2][X264_BFRAME_MAX+2];
    int     *i_row_satd;
    int     *i_row_bits;
    int     *i_row_qp;
72

Laurent Aimar's avatar
Laurent Aimar committed
73 74
} x264_frame_t;

Loren Merritt's avatar
Loren Merritt committed
75 76 77 78 79 80 81 82 83 84 85 86 87 88
typedef void (*x264_deblock_inter_t)( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
typedef void (*x264_deblock_intra_t)( uint8_t *pix, int stride, int alpha, int beta );
typedef struct
{
    x264_deblock_inter_t deblock_v_luma;
    x264_deblock_inter_t deblock_h_luma;
    x264_deblock_inter_t deblock_v_chroma;
    x264_deblock_inter_t deblock_h_chroma;
    x264_deblock_intra_t deblock_v_luma_intra;
    x264_deblock_intra_t deblock_h_luma_intra;
    x264_deblock_intra_t deblock_v_chroma_intra;
    x264_deblock_intra_t deblock_h_chroma_intra;
} x264_deblock_function_t;

Laurent Aimar's avatar
Laurent Aimar committed
89 90 91 92 93
x264_frame_t *x264_frame_new( x264_t *h );
void          x264_frame_delete( x264_frame_t *frame );

void          x264_frame_copy_picture( x264_t *h, x264_frame_t *dst, x264_picture_t *src );

94 95
void          x264_frame_expand_border( x264_t *h, x264_frame_t *frame );
void          x264_frame_expand_border_filtered( x264_t *h, x264_frame_t *frame );
96
void          x264_frame_expand_border_lowres( x264_frame_t *frame );
Loren Merritt's avatar
Loren Merritt committed
97
void          x264_frame_expand_border_mod16( x264_t *h, x264_frame_t *frame );
98

Laurent Aimar's avatar
Laurent Aimar committed
99 100
void          x264_frame_deblocking_filter( x264_t *h, int i_slice_type );

101
void          x264_frame_filter( int cpu, x264_frame_t *frame, int b_interlaced );
102
void          x264_frame_init_lowres( int cpu, x264_frame_t *frame );
103

Loren Merritt's avatar
Loren Merritt committed
104 105
void          x264_deblock_init( int cpu, x264_deblock_function_t *pf );

Laurent Aimar's avatar
Laurent Aimar committed
106
#endif