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Viewing changes to mpeglib/lib/mpegplay/copyFunctions.h

  • Committer: Bazaar Package Importer
  • Author(s): Martin Schulze
  • Date: 2003-01-22 15:00:51 UTC
  • Revision ID: james.westby@ubuntu.com-20030122150051-uihwkdoxf15mi1tn
Tags: upstream-2.2.2
Import upstream version 2.2.2

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mpeglib/lib/mpegplay/copyFunctions.h
 
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/*
 
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  stores heavily used copy functions (makes mmx support easier)
 
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  Copyright (C) 2000  Martin Vogt
 
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  This program is free software; you can redistribute it and/or modify
 
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  it under the terms of the GNU Library General Public License as published by
 
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  the Free Software Foundation.
 
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  For more information look at the file COPYRIGHT in this package
 
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 */
 
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#ifndef __COPYFUNCTIONS_H
 
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#define __COPYFUNCTIONS_H
 
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#define MAX_NEG_CROP 32768
 
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#define NUM_CROP_ENTRIES (2048+2*MAX_NEG_CROP)
 
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#include <iostream.h>
 
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#include "../util/mmx.h"
 
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extern "C" {
 
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#include <string.h>
 
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}
 
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#include "copyFunctions_mmx.h"
 
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class CopyFunctions {
 
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  unsigned char *cm;
 
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  int lmmx;
 
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  unsigned char* cropTbl;
 
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  CopyFunctions_ASM* copyFunctions_asm;
 
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 public:
 
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  CopyFunctions();
 
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  ~CopyFunctions();
 
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  /**
 
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     We make sure, that during the whole construcion block
 
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     we never (!!!) do float operations, thus we move
 
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     the time consumin emms call really at the end of
 
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     the whole reconstrucion/motion compensation
 
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  */
 
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  void startNOFloatSection();
 
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  void endNOFloatSection();
 
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  void copy8_byte(unsigned char* source1,
 
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                  unsigned char* dest,int inc);
 
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  void copy8_word(unsigned short* source1,
 
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                  unsigned short* dest,int inc);
 
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  void copy8_div2_nocrop(unsigned char* source1,
 
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                         unsigned char* source2,
 
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                         unsigned char* dest,int inc);
 
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  void copy8_div2_destlinear_nocrop(unsigned char* source1,
 
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                                    unsigned char* source2,
 
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                                    unsigned char* dest,int inc);
 
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  void copy16_div2_destlinear_nocrop(unsigned char* source1,
 
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                                     unsigned char* source2,
 
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                                     unsigned char* dest,int inc);
 
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  void copy8_div4_nocrop(unsigned char* source1,
 
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                         unsigned char* source2,
 
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                         unsigned char* source3,
 
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                         unsigned char* source4,
 
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                         unsigned char* dest,int inc);
 
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  void copy8_src1linear_crop(short* source1,unsigned char* dest,int inc);
 
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  void copy8_src2linear_crop(unsigned char* source1,
 
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                             short int* source2,
 
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                             unsigned char* dest,int inc);
 
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  void copy8_div2_src3linear_crop(unsigned char* source1,
 
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                                  unsigned char* source2,
 
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                                  short int* source3,
 
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                                  unsigned char* dest,int inc);
 
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  void copy8_div4_src5linear_crop(unsigned char* source1,
 
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                                  unsigned char* source2,
 
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                                  unsigned char* source3,
 
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                                  unsigned char* source4,
 
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                                  short int* source5,
 
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                                  unsigned char* dest,int inc);
 
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};
 
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#endif