/*
  * This file is part of FFmpeg.
  *
  * FFmpeg 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.
  *
  * 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser 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 AVCODEC_INTRAX8_H
 #define AVCODEC_INTRAX8_H

 #include "get_bits.h"

 #include "mpegvideo.h"
 

 typedef struct{
     VLC * j_ac_vlc[4];//they point to the static j_mb_vlc
     VLC * j_orient_vlc;
     VLC * j_dc_vlc[3];
 
     int use_quant_matrix;
 //set by ff_intrax8_common_init
     uint8_t * prediction_table;//2*(mb_w*2)
     ScanTable scantable[3];
 //set by the caller codec
     MpegEncContext * s;
     int quant;
     int dquant;
     int qsum;
 //calculated per frame
     int quant_dc_chroma;
     int divide_quant_dc_luma;
     int divide_quant_dc_chroma;
 //changed per block
     int edges;
     int flat_dc;
     int predicted_dc;
     int raw_orient;
     int chroma_orient;
     int orient;
     int est_run;
 } IntraX8Context;
 
 void ff_intrax8_common_init(IntraX8Context * w, MpegEncContext * const s);

 void ff_intrax8_common_end(IntraX8Context * w);

 int  ff_intrax8_decode_picture(IntraX8Context * w, int quant, int halfpq);

 #endif /* AVCODEC_INTRAX8_H */