/*
  * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
  * Copyright (c) 2013 Clément Bœsch
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
  *
  * FFmpeg 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 General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License along
  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #ifndef AVFILTER_SPP_H
 #define AVFILTER_SPP_H
 
 #include "libavcodec/avcodec.h"

 #include "libavcodec/avdct.h"

 #include "avfilter.h"
 
 #define MAX_LEVEL 6 /* quality levels */
 

 typedef struct SPPContext {

     const AVClass *av_class;
 
     int log2_count;
     int qp;
     int mode;
     int qscale_type;
     int temp_linesize;
     uint8_t *src;

     uint16_t *temp;

     AVCodecContext *avctx;

     AVDCT *dct;

     int8_t *non_b_qp_table;
     int non_b_qp_alloc_size;
     int use_bframe_qp;
     int hsub, vsub;
 

     void (*store_slice)(uint8_t *dst, const int16_t *src,

                         int dst_stride, int src_stride,
                         int width, int height, int log2_scale,
                         const uint8_t dither[8][8]);
 
     void (*requantize)(int16_t dst[64], const int16_t src[64],
                        int qp, const uint8_t *permutation);
 } SPPContext;
 
 void ff_spp_init_x86(SPPContext *s);
 
 #endif /* AVFILTER_SPP_H */