macroblock.h

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/*****************************************************************************
 * macroblock.h: h264 encoder library
 *****************************************************************************
 * Copyright (C) 2003 Laurent Aimar
 * $Id: macroblock.h,v 1.1 2004/06/03 19:27:08 fenrir Exp $
 *
 * Authors: Laurent Aimar <[e-mail]>
 *
 * 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 _ENCODER_MACROBLOCK_H
#define _ENCODER_MACROBLOCK_H 1

#include "common/macroblock.h"

void x264_rdo_init( );

int x264_macroblock_probe_skip( x264_t *h, int b_bidir );

static inline int x264_macroblock_probe_pskip( x264_t *h )
    { return x264_macroblock_probe_skip( h, 0 ); }
static inline int x264_macroblock_probe_bskip( x264_t *h )
    { return x264_macroblock_probe_skip( h, 1 ); }

void x264_macroblock_encode      ( x264_t *h );
void x264_macroblock_write_cabac ( x264_t *h, x264_cabac_t *cb );
void x264_macroblock_write_cavlc ( x264_t *h, bs_t *s );

void x264_macroblock_encode_p8x8( x264_t *h, int i8 );
void x264_mb_encode_i4x4( x264_t *h, int idx, int i_qscale );
void x264_mb_encode_i8x8( x264_t *h, int idx, int i_qscale );
void x264_mb_encode_8x8_chroma( x264_t *h, int b_inter, int i_qscale );

void x264_cabac_mb_skip( x264_t *h, int b_skip );

void x264_quant_4x4_trellis( x264_t *h, int16_t dct[4][4], int i_quant_cat,
                             int i_qp, int i_ctxBlockCat, int b_intra );
void x264_quant_8x8_trellis( x264_t *h, int16_t dct[8][8], int i_quant_cat,
                             int i_qp, int b_intra );

void x264_noise_reduction_update( x264_t *h );
void x264_denoise_dct( x264_t *h, int16_t *dct );

#define array_non_zero(a) array_non_zero_int(a, sizeof(a))
static inline int array_non_zero_int( void *v, int i_count )
{
    int i;
    uint32_t *x = v;
    i_count /= sizeof(uint32_t);
    for( i = 0; i < i_count; i++ )
        if( x[i] ) return 1;
    return 0;
}

static inline int array_non_zero_count( int *v, int i_count )
{
    int i;
    int i_nz;

    for( i = 0, i_nz = 0; i < i_count; i++ )
        if( v[i] )
            i_nz++;

    return i_nz;
}


#endif