1/* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#ifndef VP9_ENCODER_VP9_QUANTIZE_H_ 12#define VP9_ENCODER_VP9_QUANTIZE_H_ 13 14#include "./vpx_config.h" 15#include "vp9/encoder/vp9_block.h" 16 17#ifdef __cplusplus 18extern "C" { 19#endif 20 21typedef struct { 22 DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]); 23 DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]); 24 DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]); 25 DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]); 26 27 // TODO(jingning): in progress of re-working the quantization. will decide 28 // if we want to deprecate the current use of y_quant. 29 DECLARE_ALIGNED(16, int16_t, y_quant_fp[QINDEX_RANGE][8]); 30 DECLARE_ALIGNED(16, int16_t, uv_quant_fp[QINDEX_RANGE][8]); 31 DECLARE_ALIGNED(16, int16_t, y_round_fp[QINDEX_RANGE][8]); 32 DECLARE_ALIGNED(16, int16_t, uv_round_fp[QINDEX_RANGE][8]); 33 34 DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]); 35 DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]); 36 DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]); 37 DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]); 38} QUANTS; 39 40void vp9_quantize_dc(const tran_low_t *coeff_ptr, int skip_block, 41 const int16_t *round_ptr, const int16_t quant_ptr, 42 tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, 43 const int16_t dequant_ptr, uint16_t *eob_ptr); 44void vp9_quantize_dc_32x32(const tran_low_t *coeff_ptr, int skip_block, 45 const int16_t *round_ptr, const int16_t quant_ptr, 46 tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, 47 const int16_t dequant_ptr, uint16_t *eob_ptr); 48void vp9_regular_quantize_b_4x4(MACROBLOCK *x, int plane, int block, 49 const int16_t *scan, const int16_t *iscan); 50 51#if CONFIG_VP9_HIGHBITDEPTH 52void vp9_high_quantize_dc(const tran_low_t *coeff_ptr, int skip_block, 53 const int16_t *round_ptr, const int16_t quant_ptr, 54 tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, 55 const int16_t dequant_ptr, uint16_t *eob_ptr); 56void vp9_high_quantize_dc_32x32(const tran_low_t *coeff_ptr, int skip_block, 57 const int16_t *round_ptr, 58 const int16_t quant_ptr, tran_low_t *qcoeff_ptr, 59 tran_low_t *dqcoeff_ptr, 60 const int16_t dequant_ptr, uint16_t *eob_ptr); 61#endif 62 63struct VP9_COMP; 64struct VP9Common; 65 66void vp9_frame_init_quantizer(struct VP9_COMP *cpi); 67 68void vp9_update_zbin_extra(struct VP9_COMP *cpi, MACROBLOCK *x); 69 70void vp9_init_plane_quantizers(struct VP9_COMP *cpi, MACROBLOCK *x); 71 72void vp9_init_quantizer(struct VP9_COMP *cpi); 73 74void vp9_set_quantizer(struct VP9Common *cm, int q); 75 76int vp9_quantizer_to_qindex(int quantizer); 77 78int vp9_qindex_to_quantizer(int qindex); 79 80#ifdef __cplusplus 81} // extern "C" 82#endif 83 84#endif // VP9_ENCODER_VP9_QUANTIZE_H_ 85