/* * HEVC video decoder * * Copyright (C) 2012 - 2013 Guillaume Martres * Copyright (C) 2013 - 2014 Pierre-Edouard Lepere * * * This file is part of FFmpeg. * * FFmpeg 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. * * FFmpeg 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 FFmpeg; 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" #define MAX_PB_SIZE 64 typedef struct SAOParams { int offset_abs[3][4]; ///< sao_offset_abs int offset_sign[3][4]; ///< sao_offset_sign uint8_t band_position[3]; ///< sao_band_position int eo_class[3]; ///< sao_eo_class int16_t 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 width, int height, struct GetBitContext *gb, int pcm_bit_depth); void (*transform_add[4])(uint8_t *_dst, int16_t *coeffs, ptrdiff_t _stride); void (*transform_skip)(int16_t *coeffs, int16_t log2_size); void (*transform_rdpcm)(int16_t *coeffs, int16_t log2_size, int mode); void (*idct_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[5])(uint8_t *_dst, uint8_t *_src, ptrdiff_t _stride_dst, ptrdiff_t _stride_src, int16_t *sao_offset_val, int sao_left_class, int width, int height); /* implicit stride_src parameter has value of 2 * MAX_PB_SIZE + FF_INPUT_BUFFER_PADDING_SIZE */ void (*sao_edge_filter[5])(uint8_t *_dst /* align 16 */, uint8_t *_src /* align 32 */, ptrdiff_t stride_dst, int16_t *sao_offset_val, int sao_eo_class, int width, int height); void (*sao_edge_restore[2])(uint8_t *_dst, uint8_t *_src, ptrdiff_t _stride_dst, ptrdiff_t _stride_src, 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[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_qpel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_qpel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width); void (*put_hevc_qpel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_qpel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, int denom, int wx0, int wx1, int ox0, int ox1, intptr_t mx, intptr_t my, int width); void (*put_hevc_epel[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_epel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_epel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width); void (*put_hevc_epel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, intptr_t mx, intptr_t my, int width); void (*put_hevc_epel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, int denom, int wx0, int ox0, int wx1, int ox1, intptr_t mx, intptr_t my, int width); void (*hevc_h_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride, int beta, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_v_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride, int beta, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_h_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_v_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_h_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride, int beta, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_v_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride, int beta, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_h_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q); void (*hevc_v_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q); } HEVCDSPContext; void ff_hevc_dsp_init(HEVCDSPContext *hpc, int bit_depth); extern const int8_t ff_hevc_epel_filters[7][4]; extern const int8_t ff_hevc_qpel_filters[3][16]; void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth); void ff_hevcdsp_init_arm(HEVCDSPContext *c, const int bit_depth); #endif /* AVCODEC_HEVCDSP_H */