1/* 2 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> 3 * Copyright (c) 2013 Cl��ment B��sch 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License along 18 * with FFmpeg; if not, write to the Free Software Foundation, Inc., 19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 20 */ 21 22#ifndef AVFILTER_SPP_H 23#define AVFILTER_SPP_H 24 25#include "libavcodec/avcodec.h" 26#include "libavcodec/pixblockdsp.h" 27#include "libavcodec/avdct.h" 28#include "avfilter.h" 29 30#define MAX_LEVEL 6 /* quality levels */ 31 32typedef struct { 33 const AVClass *av_class; 34 35 int log2_count; 36 int qp; 37 int mode; 38 int qscale_type; 39 int temp_linesize; 40 uint8_t *src; 41 int16_t *temp; 42 AVCodecContext *avctx; 43 PixblockDSPContext pdsp; 44 AVDCT *dct; 45 int8_t *non_b_qp_table; 46 int non_b_qp_alloc_size; 47 int use_bframe_qp; 48 int hsub, vsub; 49 50 void (*store_slice)(uint8_t *dst, const int16_t *src, 51 int dst_stride, int src_stride, 52 int width, int height, int log2_scale, 53 const uint8_t dither[8][8]); 54 55 void (*requantize)(int16_t dst[64], const int16_t src[64], 56 int qp, const uint8_t *permutation); 57} SPPContext; 58 59void ff_spp_init_x86(SPPContext *s); 60 61#endif /* AVFILTER_SPP_H */ 62