| 1 | /* |
| 2 | * HEVC video decoder |
| 3 | * |
| 4 | * Copyright (C) 2012 - 2013 Guillaume Martres |
| 5 | * Copyright (C) 2013 - 2014 Pierre-Edouard Lepere |
| 6 | * |
| 7 | * |
| 8 | * This file is part of FFmpeg. |
| 9 | * |
| 10 | * FFmpeg is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU Lesser General Public |
| 12 | * License as published by the Free Software Foundation; either |
| 13 | * version 2.1 of the License, or (at your option) any later version. |
| 14 | * |
| 15 | * FFmpeg is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 18 | * Lesser General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU Lesser General Public |
| 21 | * License along with FFmpeg; if not, write to the Free Software |
| 22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 23 | */ |
| 24 | |
| 25 | #ifndef AVCODEC_HEVCDSP_H |
| 26 | #define AVCODEC_HEVCDSP_H |
| 27 | |
| 28 | #include "get_bits.h" |
| 29 | |
| 30 | #define MAX_PB_SIZE 64 |
| 31 | |
| 32 | typedef struct SAOParams { |
| 33 | int offset_abs[3][4]; ///< sao_offset_abs |
| 34 | int offset_sign[3][4]; ///< sao_offset_sign |
| 35 | |
| 36 | uint8_t band_position[3]; ///< sao_band_position |
| 37 | |
| 38 | int eo_class[3]; ///< sao_eo_class |
| 39 | |
| 40 | int16_t offset_val[3][5]; ///<SaoOffsetVal |
| 41 | |
| 42 | uint8_t type_idx[3]; ///< sao_type_idx |
| 43 | } SAOParams; |
| 44 | |
| 45 | typedef struct HEVCDSPContext { |
| 46 | void (*put_pcm)(uint8_t *_dst, ptrdiff_t _stride, int width, int height, |
| 47 | struct GetBitContext *gb, int pcm_bit_depth); |
| 48 | |
| 49 | void (*transform_add[4])(uint8_t *_dst, int16_t *coeffs, ptrdiff_t _stride); |
| 50 | |
| 51 | void (*transform_skip)(int16_t *coeffs, int16_t log2_size); |
| 52 | |
| 53 | void (*transform_rdpcm)(int16_t *coeffs, int16_t log2_size, int mode); |
| 54 | |
| 55 | void (*idct_4x4_luma)(int16_t *coeffs); |
| 56 | |
| 57 | void (*idct[4])(int16_t *coeffs, int col_limit); |
| 58 | |
| 59 | void (*idct_dc[4])(int16_t *coeffs); |
| 60 | |
| 61 | void (*sao_band_filter)(uint8_t *_dst, uint8_t *_src, ptrdiff_t _stride_dst, ptrdiff_t _stride_src, |
| 62 | struct SAOParams *sao, int *borders, |
| 63 | int width, int height, int c_idx); |
| 64 | |
| 65 | void (*sao_edge_filter[2])(uint8_t *_dst, uint8_t *_src, ptrdiff_t _stride_dst, ptrdiff_t _stride_src, |
| 66 | struct SAOParams *sao, int *borders, int _width, |
| 67 | int _height, int c_idx, uint8_t *vert_edge, |
| 68 | uint8_t *horiz_edge, uint8_t *diag_edge); |
| 69 | |
| 70 | void (*put_hevc_qpel[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, |
| 71 | int height, intptr_t mx, intptr_t my, int width); |
| 72 | void (*put_hevc_qpel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, |
| 73 | int height, intptr_t mx, intptr_t my, int width); |
| 74 | void (*put_hevc_qpel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 75 | int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width); |
| 76 | |
| 77 | void (*put_hevc_qpel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 78 | int16_t *src2, |
| 79 | int height, intptr_t mx, intptr_t my, int width); |
| 80 | void (*put_hevc_qpel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 81 | int16_t *src2, |
| 82 | int height, int denom, int wx0, int wx1, |
| 83 | int ox0, int ox1, intptr_t mx, intptr_t my, int width); |
| 84 | void (*put_hevc_epel[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, |
| 85 | int height, intptr_t mx, intptr_t my, int width); |
| 86 | |
| 87 | void (*put_hevc_epel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 88 | int height, intptr_t mx, intptr_t my, int width); |
| 89 | void (*put_hevc_epel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 90 | int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width); |
| 91 | void (*put_hevc_epel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 92 | int16_t *src2, |
| 93 | int height, intptr_t mx, intptr_t my, int width); |
| 94 | void (*put_hevc_epel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, |
| 95 | int16_t *src2, |
| 96 | int height, int denom, int wx0, int ox0, int wx1, |
| 97 | int ox1, intptr_t mx, intptr_t my, int width); |
| 98 | |
| 99 | void (*hevc_h_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride, |
| 100 | int beta, int32_t *tc, |
| 101 | uint8_t *no_p, uint8_t *no_q); |
| 102 | void (*hevc_v_loop_filter_luma)(uint8_t *pix, ptrdiff_t stride, |
| 103 | int beta, int32_t *tc, |
| 104 | uint8_t *no_p, uint8_t *no_q); |
| 105 | void (*hevc_h_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride, |
| 106 | int32_t *tc, uint8_t *no_p, uint8_t *no_q); |
| 107 | void (*hevc_v_loop_filter_chroma)(uint8_t *pix, ptrdiff_t stride, |
| 108 | int32_t *tc, uint8_t *no_p, uint8_t *no_q); |
| 109 | void (*hevc_h_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride, |
| 110 | int beta, int32_t *tc, |
| 111 | uint8_t *no_p, uint8_t *no_q); |
| 112 | void (*hevc_v_loop_filter_luma_c)(uint8_t *pix, ptrdiff_t stride, |
| 113 | int beta, int32_t *tc, |
| 114 | uint8_t *no_p, uint8_t *no_q); |
| 115 | void (*hevc_h_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride, |
| 116 | int32_t *tc, uint8_t *no_p, |
| 117 | uint8_t *no_q); |
| 118 | void (*hevc_v_loop_filter_chroma_c)(uint8_t *pix, ptrdiff_t stride, |
| 119 | int32_t *tc, uint8_t *no_p, |
| 120 | uint8_t *no_q); |
| 121 | } HEVCDSPContext; |
| 122 | |
| 123 | void ff_hevc_dsp_init(HEVCDSPContext *hpc, int bit_depth); |
| 124 | |
| 125 | extern const int8_t ff_hevc_epel_filters[7][4]; |
| 126 | extern const int8_t ff_hevc_qpel_filters[3][16]; |
| 127 | |
| 128 | void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth); |
| 129 | |
| 130 | #endif /* AVCODEC_HEVCDSP_H */ |