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/*
* HEVC video decoder
*
* Copyright (C) 2012 - 2013 Guillaume Martres
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_HEVCDSP_H
#define AVCODEC_HEVCDSP_H
#include "get_bits.h"
typedef struct SAOParams {
int offset_abs[3][4]; ///< sao_offset_abs
int offset_sign[3][4]; ///< sao_offset_sign
int band_position[3]; ///< sao_band_position
int eo_class[3]; ///< sao_eo_class
int offset_val[3][5]; ///<SaoOffsetVal
uint8_t type_idx[3]; ///< sao_type_idx
} SAOParams;
typedef struct HEVCDSPContext {
void (*put_pcm)(uint8_t *dst, ptrdiff_t stride, int size,
GetBitContext *gb, int pcm_bit_depth);
void (*add_residual[4])(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride);
void (*dequant)(int16_t *coeffs);
void (*transform_4x4_luma)(int16_t *coeffs);
void (*idct[4])(int16_t *coeffs, int col_limit);
void (*idct_dc[4])(int16_t *coeffs);
void (*sao_band_filter[4])(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
struct SAOParams *sao, int *borders,
int width, int height, int c_idx);
void (*sao_edge_filter[4])(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
struct SAOParams *sao, int *borders, int width,
int height, int c_idx, uint8_t vert_edge,
uint8_t horiz_edge, uint8_t diag_edge);
void (*put_hevc_qpel[2][2][8])(int16_t *dst, ptrdiff_t dststride, uint8_t *src,
ptrdiff_t srcstride, int height,
int mx, int my, int16_t *mcbuffer);
void (*put_hevc_epel[2][2][8])(int16_t *dst, ptrdiff_t dststride, uint8_t *src,
ptrdiff_t srcstride, int height,
int mx, int my, int16_t *mcbuffer);
void (*put_unweighted_pred[8])(uint8_t *dst, ptrdiff_t dststride, int16_t *src,
ptrdiff_t srcstride, int height);
void (*put_unweighted_pred_chroma[8])(uint8_t *dst, ptrdiff_t dststride, int16_t *src,
ptrdiff_t srcstride, int height);
void (*put_unweighted_pred_avg[8])(uint8_t *dst, ptrdiff_t dststride,
int16_t *src1, int16_t *src2,
ptrdiff_t srcstride, int height);
void (*put_unweighted_pred_avg_chroma[8])(uint8_t *dst, ptrdiff_t dststride,
int16_t *src1, int16_t *src2,
ptrdiff_t srcstride, int height);
void (*weighted_pred[8])(uint8_t denom, int16_t wlxFlag, int16_t olxFlag,
uint8_t *dst, ptrdiff_t dststride, int16_t *src,
ptrdiff_t srcstride, int height);
void (*weighted_pred_chroma[8])(uint8_t denom, int16_t wlxFlag, int16_t olxFlag,
uint8_t *dst, ptrdiff_t dststride, int16_t *src,
ptrdiff_t srcstride, int height);
void (*weighted_pred_avg[8])(uint8_t denom, int16_t wl0Flag, int16_t wl1Flag,
int16_t ol0Flag, int16_t ol1Flag, uint8_t *dst,
ptrdiff_t dststride, int16_t *src1, int16_t *src2,
ptrdiff_t srcstride, int height);
void (*weighted_pred_avg_chroma[8])(uint8_t denom, int16_t wl0Flag, int16_t wl1Flag,
int16_t ol0Flag, int16_t ol1Flag, uint8_t *dst,
ptrdiff_t dststride, int16_t *src1, int16_t *src2,
ptrdiff_t srcstride, int height);
void (*hevc_h_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride,
int beta, int *tc,
uint8_t *no_p, uint8_t *no_q);
void (*hevc_v_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride,
int beta, int *tc,
uint8_t *no_p, uint8_t *no_q);
void (*hevc_h_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride,
int *tc, uint8_t *no_p, uint8_t *no_q);
void (*hevc_v_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride,
int *tc, uint8_t *no_p, uint8_t *no_q);
void (*hevc_h_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride,
int beta, int *tc,
uint8_t *no_p, uint8_t *no_q);
void (*hevc_v_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride,
int beta, int *tc,
uint8_t *no_p, uint8_t *no_q);
void (*hevc_h_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride,
int *tc, uint8_t *no_p,
uint8_t *no_q);
void (*hevc_v_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride,
int *tc, uint8_t *no_p,
uint8_t *no_q);
} HEVCDSPContext;
void ff_hevc_dsp_init(HEVCDSPContext *hpc, int bit_depth);
void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth);
extern const int16_t ff_hevc_epel_coeffs[7][16];
extern const int8_t ff_hevc_epel_coeffs8[7][16];
extern const int16_t ff_hevc_qpel_coeffs[3][8];
extern const int8_t ff_hevc_qpel_coeffs8[3][16];
#endif /* AVCODEC_HEVCDSP_H */
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