63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP10_ENCODER_QUANTIZE_H_
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#define VP10_ENCODER_QUANTIZE_H_
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#include "./vpx_config.h"
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#include "vp10/encoder/block.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]);
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// TODO(jingning): in progress of re-working the quantization. will decide
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// if we want to deprecate the current use of y_quant.
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DECLARE_ALIGNED(16, int16_t, y_quant_fp[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_quant_fp[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, y_round_fp[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_round_fp[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]);
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DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]);
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} QUANTS;
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void vp10_regular_quantize_b_4x4(MACROBLOCK *x, int plane, int block,
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const int16_t *scan, const int16_t *iscan);
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struct VP10_COMP;
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struct VP10Common;
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void vp10_frame_init_quantizer(struct VP10_COMP *cpi);
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void vp10_init_plane_quantizers(struct VP10_COMP *cpi, MACROBLOCK *x);
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void vp10_init_quantizer(struct VP10_COMP *cpi);
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void vp10_set_quantizer(struct VP10Common *cm, int q);
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int vp10_quantizer_to_qindex(int quantizer);
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int vp10_qindex_to_quantizer(int qindex);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP10_ENCODER_QUANTIZE_H_
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