/* * 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 (*transquant_bypass[4])(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride); void (*transform_skip)(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride); void (*transform_4x4_luma_add)(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride); void (*transform_add[4])(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride); 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 */