/*****************************************************************************
- * quant.h: h264 encoder library
+ * quant.h: quantization and level-run
*****************************************************************************
- * Copyright (C) 2005-2008 x264 project
+ * Copyright (C) 2005-2012 x264 project
*
* Authors: Loren Merritt <lorenm@u.washington.edu>
+ * Fiona Glaser <fiona@x264.com>
*
* 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
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
*****************************************************************************/
#ifndef X264_QUANT_H
typedef struct
{
- void (*quant_8x8)( int16_t dct[8][8], uint16_t mf[64], uint16_t bias[64] );
- void (*quant_4x4)( int16_t dct[4][4], uint16_t mf[16], uint16_t bias[16] );
- void (*quant_4x4_dc)( int16_t dct[4][4], int mf, int bias );
- void (*quant_2x2_dc)( int16_t dct[2][2], int mf, int bias );
-
- void (*dequant_8x8)( int16_t dct[8][8], int dequant_mf[6][8][8], int i_qp );
- void (*dequant_4x4)( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qp );
- void (*dequant_4x4_dc)( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qp );
-
- void (*denoise_dct)( int16_t *dct, uint32_t *sum, uint16_t *offset, int size );
-
- int (*decimate_score15)( int16_t *dct );
- int (*decimate_score16)( int16_t *dct );
- int (*decimate_score64)( int16_t *dct );
- int (*coeff_last[6])( int16_t *dct );
- int (*coeff_level_run[5])( int16_t *dct, x264_run_level_t *runlevel );
+ int (*quant_8x8)( dctcoef dct[64], udctcoef mf[64], udctcoef bias[64] );
+ int (*quant_4x4)( dctcoef dct[16], udctcoef mf[16], udctcoef bias[16] );
+ int (*quant_4x4_dc)( dctcoef dct[16], int mf, int bias );
+ int (*quant_2x2_dc)( dctcoef dct[4], int mf, int bias );
+
+ void (*dequant_8x8)( dctcoef dct[64], int dequant_mf[6][64], int i_qp );
+ void (*dequant_4x4)( dctcoef dct[16], int dequant_mf[6][16], int i_qp );
+ void (*dequant_4x4_dc)( dctcoef dct[16], int dequant_mf[6][16], int i_qp );
+
+ void (*idct_dequant_2x4_dc)( dctcoef dct[8], dctcoef dct4x4[8][16], int dequant_mf[6][16], int i_qp );
+ void (*idct_dequant_2x4_dconly)( dctcoef dct[8], int dequant_mf[6][16], int i_qp );
+
+ int (*optimize_chroma_2x2_dc)( dctcoef dct[4], int dequant_mf );
+ int (*optimize_chroma_2x4_dc)( dctcoef dct[8], int dequant_mf );
+
+ void (*denoise_dct)( dctcoef *dct, uint32_t *sum, udctcoef *offset, int size );
+
+ int (*decimate_score15)( dctcoef *dct );
+ int (*decimate_score16)( dctcoef *dct );
+ int (*decimate_score64)( dctcoef *dct );
+ int (*coeff_last[14])( dctcoef *dct );
+ int (*coeff_last4)( dctcoef *dct );
+ int (*coeff_last8)( dctcoef *dct );
+ int (*coeff_level_run[13])( dctcoef *dct, x264_run_level_t *runlevel );
+ int (*coeff_level_run4)( dctcoef *dct, x264_run_level_t *runlevel );
+ int (*coeff_level_run8)( dctcoef *dct, x264_run_level_t *runlevel );
+
+#define TRELLIS_PARAMS const int *unquant_mf, const uint8_t *zigzag, int lambda2,\
+ int last_nnz, dctcoef *coefs, dctcoef *quant_coefs, dctcoef *dct,\
+ uint8_t *cabac_state_sig, uint8_t *cabac_state_last,\
+ uint64_t level_state0, uint16_t level_state1
+ int (*trellis_cabac_4x4)( TRELLIS_PARAMS, int b_ac );
+ int (*trellis_cabac_8x8)( TRELLIS_PARAMS, int b_interlaced );
+ int (*trellis_cabac_4x4_psy)( TRELLIS_PARAMS, int b_ac, dctcoef *fenc_dct, int psy_trellis );
+ int (*trellis_cabac_8x8_psy)( TRELLIS_PARAMS, int b_interlaced, dctcoef *fenc_dct, int psy_trellis );
+ int (*trellis_cabac_dc)( TRELLIS_PARAMS, int num_coefs );
+ int (*trellis_cabac_chroma_422_dc)( TRELLIS_PARAMS );
} x264_quant_function_t;
void x264_quant_init( x264_t *h, int cpu, x264_quant_function_t *pf );