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- /*
- * 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 "libavutil/mem_internal.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 (*add_residual[4])(uint8_t *dst, int16_t *res, ptrdiff_t stride);
-
- void (*dequant)(int16_t *coeffs, int16_t log2_size);
-
- void (*transform_rdpcm)(int16_t *coeffs, int16_t log2_size, int mode);
-
- 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[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 + AV_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_arm(HEVCDSPContext *c, const int bit_depth);
- void ff_hevc_dsp_init_ppc(HEVCDSPContext *c, const int bit_depth);
- void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth);
- void ff_hevc_dsp_init_mips(HEVCDSPContext *c, const int bit_depth);
-
- #endif /* AVCODEC_HEVCDSP_H */
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