mirror of
				https://github.com/nyanmisaka/ffmpeg-rockchip.git
				synced 2025-10-31 12:36:41 +08:00 
			
		
		
		
	 1a880b2fb8
			
		
	
	1a880b2fb8
	
	
	
		
			
			Additional contributions by James Almer <jamrial@gmail.com>, Carl Eugen Hoyos <cehoyos@ag.or.at>, Fiona Glaser <fiona@x264.com> and Anton Khirnov <anton@khirnov.net> Signed-off-by: Anton Khirnov <anton@khirnov.net>
		
			
				
	
	
		
			112 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * 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[4][4])(int16_t *dst, ptrdiff_t dststride, uint8_t *src,
 | |
|                                 ptrdiff_t srcstride, int width, int height,
 | |
|                                 int16_t *mcbuffer);
 | |
|     void (*put_hevc_epel[2][2])(int16_t *dst, ptrdiff_t dststride, uint8_t *src,
 | |
|                                 ptrdiff_t srcstride, int width, int height,
 | |
|                                 int mx, int my, int16_t *mcbuffer);
 | |
| 
 | |
|     void (*put_unweighted_pred)(uint8_t *dst, ptrdiff_t dststride, int16_t *src,
 | |
|                                 ptrdiff_t srcstride, int width, int height);
 | |
|     void (*put_weighted_pred_avg)(uint8_t *dst, ptrdiff_t dststride,
 | |
|                                   int16_t *src1, int16_t *src2,
 | |
|                                   ptrdiff_t srcstride, int width, int height);
 | |
|     void (*weighted_pred)(uint8_t denom, int16_t wlxFlag, int16_t olxFlag,
 | |
|                           uint8_t *dst, ptrdiff_t dststride, int16_t *src,
 | |
|                           ptrdiff_t srcstride, int width, int height);
 | |
|     void (*weighted_pred_avg)(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 width, 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 int8_t ff_hevc_epel_filters[7][16];
 | |
| 
 | |
| #endif /* AVCODEC_HEVCDSP_H */
 |