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96 lines
2.3 KiB
96 lines
2.3 KiB
15 years ago
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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>
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#include "../util/mmx/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
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