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