mirror of
https://github.com/ultravideo/uvg266.git
synced 2024-11-28 03:34:06 +00:00
5fea5875a5
Split some parts of encoder_control into encoder_state (idea: encoder_control is immutable) Goal is to allow multiple substreams in the future.
50 lines
1.9 KiB
C
50 lines
1.9 KiB
C
#ifndef TRANSFORM_H_
|
|
#define TRANSFORM_H_
|
|
/*****************************************************************************
|
|
* This file is part of Kvazaar HEVC encoder.
|
|
*
|
|
* Copyright (C) 2013-2014 Tampere University of Technology and others (see
|
|
* COPYING file).
|
|
*
|
|
* Kvazaar is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as published
|
|
* by the Free Software Foundation.
|
|
*
|
|
* Kvazaar is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
|
|
****************************************************************************/
|
|
|
|
/*
|
|
* \file
|
|
* \brief Transformations, such as quantization and DST.
|
|
*/
|
|
|
|
#include "global.h"
|
|
|
|
#include "encoder.h"
|
|
|
|
#include <math.h>
|
|
|
|
extern const uint8_t g_chroma_scale[58];
|
|
extern const int16_t g_inv_quant_scales[6];
|
|
|
|
|
|
void quant(const encoder_state *encoder_state, int16_t *coef, int16_t *q_coef, int32_t width,
|
|
int32_t height, uint32_t *ac_sum, int8_t type, int8_t scan_idx, int8_t block_type);
|
|
void dequant(const encoder_state *encoder_state, int16_t *q_coef, int16_t *coef, int32_t width, int32_t height,int8_t type, int8_t block_type);
|
|
|
|
void transformskip(const encoder_control *encoder, int16_t *block,int16_t *coeff, int8_t block_size);
|
|
void itransformskip(const encoder_control *encoder, int16_t *block,int16_t *coeff, int8_t block_size);
|
|
|
|
void transform2d(const encoder_control *encoder, int16_t *block,int16_t *coeff, int8_t block_size, int32_t mode);
|
|
void itransform2d(const encoder_control *encoder, int16_t *block,int16_t *coeff, int8_t block_size, int32_t mode);
|
|
|
|
int32_t get_scaled_qp(int8_t type, int8_t qp, int8_t qp_offset);
|
|
|
|
#endif
|