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- /*
- * 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 */
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