1 /*****************************************************************************
2 * quant.h: h264 encoder library
3 *****************************************************************************
4 * Copyright (C) 2005 x264 project
6 * Authors: Christian Heine <sennindemokrit@gmx.net>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
21 *****************************************************************************/
28 void (*quant_8x8)( int16_t dct[8][8], uint16_t mf[64], uint16_t bias[64] );
29 void (*quant_4x4)( int16_t dct[4][4], uint16_t mf[16], uint16_t bias[16] );
30 void (*quant_4x4_dc)( int16_t dct[4][4], int mf, int bias );
31 void (*quant_2x2_dc)( int16_t dct[2][2], int mf, int bias );
33 void (*dequant_4x4)( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qp );
34 void (*dequant_8x8)( int16_t dct[8][8], int dequant_mf[6][8][8], int i_qp );
35 } x264_quant_function_t;
37 void x264_quant_init( x264_t *h, int cpu, x264_quant_function_t *pf );
39 void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qscale );
40 void x264_mb_dequant_2x2_dc( int16_t dct[2][2], int dequant_mf[6][4][4], int i_qscale );