loopfilter.h

AVS是中国自己推出的视频图像音频编解码标准。包中是AVS 源代码

/*************************************************************************
 AVS1-P2视频解码器源码
 版权所有：联合信源数字音视频技术（北京）有限公司, (c) 2005-2006 

 AVS1-P2 Video Decoder Source Code
 (c) Copyright, NSCC All Rights Reserved, 2005-2006
 *************************************************************************
 Distributed 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.

 This program 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 this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*************************************************************************/
/*************************************************************************
  文件名称:	loopfilter.h
  描    述: loopfilter.cpp 的申明文件
*************************************************************************/
/*************************************************************************
  Revision History
  data          Modification                                    Author
  2005-4-6      Created                                          jthou
 *************************************************************************/
#ifndef _LOOPFILTER_H_
#define _LOOPFILTER_H_
#include "define.h"
//const table ------------------------------------
static const byte ALPHA_TABLE[64] = 
{
   0,  0,  0,  0,  0,  0,  1,  1,
   1,  1,  1,  2,  2,  2,  3,  3,
   4,  4,  5,  5,  6,  7,  8,  9,
  10, 11, 12, 13, 15, 16, 18, 20,
  22, 24, 26, 28, 30, 33, 33, 35,
  35, 36, 37, 37, 39, 39, 42, 44,
  46, 48, 50, 52, 53, 54, 55, 56,
  57, 58, 59, 60, 61, 62, 63, 64
};

static const byte BETA_TABLE[64] = 
{
   0,  0,  0,  0,  0,  0,  1,  1,
   1,  1,  1,  1,  1,  2,  2,  2,
   2,  2,  3,  3,  3,  3,  4,  4,
   4,  4,  5,  5,  5,  5,  6,  6,
   6,  7,  7,  7,  8,  8,  8,  9,
   9, 10, 10, 11, 11, 12, 13, 14,
  15, 16, 17, 18, 19, 20, 21, 22,
  23, 23, 24, 24, 25, 25, 26, 27
};

static const byte CLIP_TABLE[64] = 
{
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  1, 1, 1, 1, 1, 1, 1, 1, 
  1, 1, 1, 1, 1, 1, 2, 2,
  2, 2, 2, 2, 2, 2, 3, 3,
  3, 3, 3, 3, 3, 4, 4, 4,
  5, 5, 5, 6, 6, 6, 7, 7,
  7, 7, 8, 8, 8, 9, 9, 9
};

//functions------------------------------------------
void DeblockMb_BsV00_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsV10_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsV01_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsV11_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH00_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH01_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH10_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH11_Luma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsV00_Chroma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsV10_Chroma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH00_Chroma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);
void DeblockMb_BsH01_Chroma(AVS_INT Bs, MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, AVS_INT iImgType, AVS_INT iAlphaOffset, AVS_INT iBetaOffset, AVS_BYTE* pImgData, AVS_INT iStride);

void DeblockOneMacroBlock(MBINFO* pMbInfo, AVS_DWORD dwMbIndex, AVS_DWORD dwMbWidth, STREAMINFO* pStrmInfo, VIDEODATA* pCurrVD);

#endif