www.pudn.com > t264-src-0.14.rar > portab.h

/***************************************************************************** 
 * 
 *  T264 AVC CODEC 
 * 
 *  Copyright(C) 2004-2005 llcc  
 *               2004-2005 visionany  
 * 
 *  This program 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. 
 * 
 *  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 
 * 
 ****************************************************************************/ 
 
#ifndef _PORTAB_H_ 
#define _PORTAB_H_ 
 
#include "config.h" 
 
#define _RW 
#define _R 
#define _W 
#define _INPUT 
#define _OUTPUT 
 
#define TRUE 1 
#define FALSE 0 
 
#if defined(_MSC_VER) 
#define int8_t   char 
#define uint8_t  unsigned char 
#define int16_t  short 
#define uint16_t unsigned short 
#define int32_t  int 
#define uint32_t unsigned int 
#define int64_t  __int64 
#define uint64_t unsigned __int64 
#define ptr_t uint32_t 
 
#define BYTE   uint8_t 
#define INT32  int32_t 
#define INT16  int16_t 
#define UINT16 uint16_t 
#define UINT32 uint32_t 
 
#if defined(ARCH_IS_IA32) 
#define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax 
 
         static __inline uint64_t read_counter(void) 
         { 
             __asm { 
                 rdtsc 
             } 
         } 
 
#define SWAP(type, x, y) { type* _tmp_; _tmp_ = x; x = y ; y = _tmp_;} 
#define CLIP1(x) (x & ~255) ? (-x >> 31) : x 
#define ABS(x) ((x) > 0 ? (x) : -(x)) 
 
#else // ARCH_IS_IA32 
#error Please port BSWAP to other platform! 
#endif// ARCH_IS_IA32 
 
// vc6 does not support __declspec(aligned(x)) instead we need vc6 + sp5(or more), here we do some test 
#if _MSC_VER < 1200 
#error We need vc6 or more higher version! 
#else   // vc6 or higher 
extern _declspec(align(16)) int32_t if_you_see_errors_here_please_install_vc6_sp5_or_higher[1]; 
#endif 
 
#define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \ 
                __declspec(align(alignment)) type name[(sizex)*(sizey)] 
 
#define DECLARE_ALIGNED_MATRIX_H(name,sizex,sizey,type,alignment) \ 
    __declspec(align(alignment)) type name[(sizex)*(sizey)] 
 
#define DECLARE_ALIGNED2_MATRIX_H(name,sizex,sizey,type,alignment) \ 
    __declspec(align(alignment)) type name[(sizex)][(sizey)] 
 
#endif // _MSC_VER 
 
#ifdef __GCC__ 
 
#include  
 
#define ptr_t uint32_t 
 
#if defined(ARCH_IS_IA32) 
#define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) ); 
 
         static __inline int64_t read_counter(void) 
         { 
             int64_t ts; 
             uint32_t ts1, ts2; 
             __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2)); 
             ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1); 
             return ts; 
         } 
 
#define SWAP(type, x, y) { type* _tmp_; _tmp_ = x; x = y ; y = _tmp_;} 
#define CLIP1(x) (x & ~255) ? (-x >> 31) : x 
#define ABS(x) ((x) > 0 ? (x) : -(x)) 
 
#else // ARCH_IS_IA32 
#error Please port BSWAP to other platform! 
#endif// ARCH_IS_IA32 
 
#define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \ 
                type name[(sizex)*(sizey)] __attribute__((aligned(alignment))) 
#define DECLARE_ALIGNED_MATRIX_H DECLARE_ALIGNED_MATRIX 
#define DECLARE_ALIGNED2_MATRIX_H(name,sizex,sizey,type,alignment) \ 
                type name[(sizex)][(sizey)] __attribute__((aligned(alignment))) 
#endif // __GCC__ 
 
//Ti_DSP Platform ported by YouXiaoquan,HFUT-Ti United Lab,China 
//YouXiaoquan@126.com 
#ifdef CHIP_DM642 
#define int8_t   char 
#define uint8_t  unsigned char 
#define int16_t  short 
#define uint16_t unsigned short 
#define int32_t  int 
#define uint32_t unsigned int 
#define int64_t  long 
#define uint64_t unsigned long 
#define ptr_t uint32_t 
 
#define BYTE   uint8_t 
#define INT32  int32_t 
#define INT16  int16_t 
#define UINT16 uint16_t 
#define UINT32 uint32_t 
 
#define BSWAP(a) { \ 
                unsigned int _temp0,_temp1,_temp2,_temp3,_temp4;\ 
                _temp1=(a & 0xFF00FF00)>>8;\ 
                _temp0=(a & 0x00FF00FF)<<8;\ 
                _temp2=_temp0+_temp1;\ 
                _temp3=(_temp2 & 0x0000FFFF)<<16;\ 
                _temp4=(_temp2 & 0xFFFF0000)>>16;\ 
                     a=_temp3+_temp4;\ 
                } 
         static __inline uint64_t read_counter(void) 
         {  
          /* 
             __asm { 
                 rdtsc 
             } 
          *///Port to Ti_Platform 
          return clock(); 
         } 
 
#define SWAP(type, x, y) { type* _tmp_; _tmp_ = x; x = y ; y = _tmp_;} 
#define CLIP1(x) (x & ~255) ? (-x >> 31) : x 
#define ABS(x) ((x) > 0 ? (x) : -(x)) 
 
#define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \ 
                type name[(sizex)*(sizey)] 
#define DECLARE_ALIGNED_MATRIX_H(name,sizex,sizey,type,alignment) \ 
                type name[(sizex)*(sizey)] 
#define DECLARE_ALIGNED2_MATRIX_H(name,sizex,sizey,type,alignment) \ 
                type name[(sizex)][(sizey)]  
#endif//// ported to Ti_Dsp_DM642 By You_xiaoQuan HFUT 
 
 
static __inline int32_t 
clip3(int32_t a, int32_t low, int32_t high) 
{ 
    if (a < low) 
        return low; 
     
    if (a > high) 
        return high; 
 
    return a; 
} 
#endif // _PORTAB_H_