/* *  Copyright (c) 2010 The WebM project authors. All Rights Reserved. * *  Use of this source code is governed by a BSD-style license *  that can be found in the LICENSE file in the root of the source *  tree. An additional intellectual property rights grant can be found *  in the file PATENTS.  All contributing project authors may *  be found in the AUTHORS file in the root of the source tree. */ #ifndef VPX_VP9_ENCODER_VP9_QUANTIZE_H_#define VPX_VP9_ENCODER_VP9_QUANTIZE_H_ #include "./vpx_config.h"#include "vp9/encoder/vp9_block.h" #ifdef __cplusplusextern "C" {#endif typedef struct {  DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]);   // TODO(jingning): in progress of re-working the quantization. will decide  // if we want to deprecate the current use of y_quant.  DECLARE_ALIGNED(16, int16_t, y_quant_fp[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, uv_quant_fp[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, y_round_fp[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, uv_round_fp[QINDEX_RANGE][8]);   DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]);  DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]);} QUANTS; void vp9_regular_quantize_b_4x4(MACROBLOCK *x, int plane, int block,                                const int16_t *scan, const int16_t *iscan); struct VP9_COMP;struct VP9Common; void vp9_frame_init_quantizer(struct VP9_COMP *cpi); void vp9_init_plane_quantizers(struct VP9_COMP *cpi, MACROBLOCK *x); void vp9_init_quantizer(struct VP9_COMP *cpi); void vp9_set_quantizer(struct VP9_COMP *cm, int q); int vp9_quantizer_to_qindex(int quantizer); int vp9_qindex_to_quantizer(int qindex); #ifdef __cplusplus}  // extern "C"#endif #endif  // VPX_VP9_ENCODER_VP9_QUANTIZE_H_