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https://github.com/opencv/opencv.git
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more ICV_HLINE specific cases
added ICV_HLINE custom implementations for element sizes up to 32 but timings show that it is not very relevant for sizes >= 12
This commit is contained in:
chacha21
parent
92a3dbe18f
commit
27cfe31b64
@ -1104,33 +1104,33 @@ static const int opencvOne = 1;
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# endif
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# endif
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/*
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static inline uint32_t opencvBigToHost32(const uchar* p){
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#if OPENCV_BYTEORDER==4321
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uint32_t x;
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memcpy(&x,p,4);
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static inline uint16_t opencvLittleToHost16(const uchar* p){
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#if OPENCV_BYTEORDER==1234
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uint16_t x;
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memcpy(&x,p,sizeof(x));
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return x;
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#elif OPENCV_BYTEORDER==4321 && defined(__GNUC__)
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uint16_t x;
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memcpy(&x,p,sizeof(x));
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return (p[0]<<8) | (p[1]>>8);
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#elif OPENCV_BYTEORDER==4321 && defined(_MSC_VER) && _MSC_VER>=1300
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uint16_t x;
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memcpy(&x,p,sizeof(x));
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return _byteswap_ushort(x);
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#elif OPENCV_LITTLEENDIAN
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return x;
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#elif OPENCV_BYTEORDER==1234 && defined(__GNUC__)
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uint32_t x;
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memcpy(&x,p,4);
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return __builtin_bswap32(x);
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#elif OPENCV_BYTEORDER==1234 && defined(_MSC_VER) && _MSC_VER>=1300
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uint32_t x;
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memcpy(&x,p,4);
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return _byteswap_ulong(x);
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#else
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return ((unsigned)p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
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return (p[0]<<8) | (p[1]>>8);
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#endif
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}
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static inline uint32_t opencvBigToHost32(uint32_t x){
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#if OPENCV_BYTEORDER==4321
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static inline uint16_t opencvLittleToHost16(uint16_t x){
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#if OPENCV_LITTLEENDIAN
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return x;
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#else
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return opencvBigToHost32((uchar*)&x);
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return opencvLittleToHost16((uchar*)&x);
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#endif
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}
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*/
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static inline uint32_t opencvLittleToHost32(const uchar* p){
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#if OPENCV_BYTEORDER==1234
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@ -1338,6 +1338,26 @@ else \
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}
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*/
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static inline void ICV_HLINE_X(uchar* ptr, int xl, int xr, const uchar* color, int pix_size)
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{
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uchar* hline_min_ptr = (uchar*)(ptr) + (xl)*(pix_size);
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uchar* hline_end_ptr = (uchar*)(ptr) + (xr+1)*(pix_size);
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uchar* hline_ptr = hline_min_ptr;
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if (hline_min_ptr < hline_end_ptr)
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{
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memcpy(hline_ptr, color, pix_size);
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hline_ptr += pix_size;
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}//end if (hline_min_ptr < hline_end_ptr)
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size_t sizeToCopy = pix_size;
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while(hline_ptr < hline_end_ptr)
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{
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memcpy(hline_ptr, hline_min_ptr, sizeToCopy);
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hline_ptr += sizeToCopy;
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sizeToCopy = std::min(2*sizeToCopy, static_cast<size_t>(hline_end_ptr-hline_ptr));
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}//end while(hline_ptr < hline_end_ptr)
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}
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//end ICV_HLINE_X()
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static inline void ICV_HLINE_0(uchar* ptr, int xl, int xr, const uchar* color, int pix_size)
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{
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uchar* hline_ptr = (uchar*)(ptr) + (xl)*(pix_size);
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@ -1345,7 +1365,7 @@ static inline void ICV_HLINE_0(uchar* ptr, int xl, int xr, const uchar* color, i
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for( ; hline_ptr <= hline_max_ptr; hline_ptr += (pix_size))
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{
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int hline_j;
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for( hline_j = 0; hline_j < (4); hline_j++ )
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for( hline_j = 0; hline_j < (pix_size); hline_j++ )
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{
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hline_ptr[hline_j] = ((uchar*)color)[hline_j];
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}
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@ -1360,6 +1380,24 @@ static inline void ICV_HLINE_1(uchar* ptr, int xl, int xr, const uchar* color)
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uchar hline_c = *(const uchar*)(color);
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memset(hline_ptr, hline_c, (hline_max_ptr - hline_ptr) + 1);
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}
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//end ICV_HLINE_1()
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static inline void ICV_HLINE_2(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*2), 0x2))
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{
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uint16_t c = opencvLittleToHost16((uchar*)(color));
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uint16_t* hline_ptr = (uint16_t*)(ptr) + xl;
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uint16_t* hline_max_ptr = (uint16_t*)(ptr) + xr;
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for( ; hline_ptr <= hline_max_ptr; )
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*hline_ptr++ = c;
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 2);
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}
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}
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//end ICV_HLINE_2()
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static inline void ICV_HLINE_3(uchar* ptr, int xl, int xr, const uchar* color)
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{
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@ -1420,12 +1458,7 @@ static inline void ICV_HLINE_3(uchar* ptr, int xl, int xr, const uchar* color)
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}
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else
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{
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for( ; hline_ptr < hline_end ; )
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{
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*hline_ptr++ = ((uchar*)(color))[0];
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*hline_ptr++ = ((uchar*)(color))[1];
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*hline_ptr++ = ((uchar*)(color))[2];
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}
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ICV_HLINE_X(ptr, xl, xr, color, 3);
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}
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}
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//end ICV_HLINE_3()
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@ -1442,30 +1475,288 @@ static inline void ICV_HLINE_4(uchar* ptr, int xl, int xr, const uchar* color)
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}
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else
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{
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uchar* hline_ptr = (uchar*)(ptr) + (xl)*(4);
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uchar* hline_max_ptr = (uchar*)(ptr) + (xr)*(4);
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for( ; hline_ptr <= hline_max_ptr; hline_ptr += (4))
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{
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int hline_j;
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for( hline_j = 0; hline_j < (4); hline_j++ )
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{
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hline_ptr[hline_j] = ((uchar*)color)[hline_j];
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}
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}
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ICV_HLINE_X(ptr, xl, xr, color, 4);
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}
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}
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//end ICV_HLINE_4()
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static inline void ICV_HLINE_6(uchar* ptr, int xl, int xr, const uchar* color)
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{
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uchar* hline_ptr = (uchar*)(ptr) + (xl)*6;
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uchar* hline_end = (uchar*)(ptr) + (xr+1)*6;
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uchar* hbody24_start = std::min(hline_end, (uchar*)(24*(((uintptr_t)(hline_ptr)+23)/24)));
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uchar* hbody24_end = std::min(hline_end, (uchar*)(24*(((uintptr_t)(hline_end))/24)));
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uchar* hbody12_start = std::min(hline_end, (uchar*)(12*(((uintptr_t)(hline_ptr)+11)/12)));
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uchar* hbody12_end = std::min(hline_end, (uchar*)(12*(((uintptr_t)(hline_end))/12)));
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if (hbody24_start < hbody24_end)
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{
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int offset = ((uintptr_t)(hbody24_start-hline_ptr))%6;
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uint64_t c4[3];
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uchar* ptrC4 = reinterpret_cast<uchar*>(&c4);
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ptrC4[0] = ((uchar*)(color))[(offset++)%6];
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ptrC4[1] = ((uchar*)(color))[(offset++)%6];
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ptrC4[2] = ((uchar*)(color))[(offset++)%6];
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ptrC4[3] = ((uchar*)(color))[(offset++)%6];
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ptrC4[4] = ((uchar*)(color))[(offset++)%6];
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ptrC4[5] = ((uchar*)(color))[(offset++)%6];
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memcpy(&ptrC4[6], &ptrC4[0], 6);
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memcpy(&ptrC4[12], &ptrC4[0], 12);
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c4[0] = opencvLittleToHost64(c4[0]);
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c4[1] = opencvLittleToHost64(c4[1]);
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c4[2] = opencvLittleToHost64(c4[2]);
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for(offset = 0 ; hline_ptr < hbody24_start; offset = (offset+1)%6)
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*hline_ptr++ = ((uchar*)(color))[offset];
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for(uint64_t* ptr64 = reinterpret_cast<uint64_t*>(hbody24_start), *ptr64End = reinterpret_cast<uint64_t*>(hbody24_end) ; ptr64<ptr64End ; )
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{
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*ptr64++ = c4[0];
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*ptr64++ = c4[1];
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*ptr64++ = c4[2];
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}
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for(offset = ((uintptr_t)(hbody24_end-(uchar*)(ptr)))%6, hline_ptr = hbody24_end ; hline_ptr < hline_end ; offset = (offset+1)%6)
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*hline_ptr++ = ((uchar*)(color))[offset];
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}
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else if (hbody12_start < hbody12_end)
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{
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int offset = ((uintptr_t)(hbody12_start-hline_ptr))%6;
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uint32_t c4[3];
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uchar* ptrC4 = reinterpret_cast<uchar*>(&c4);
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ptrC4[0] = ((uchar*)(color))[(offset++)%6];
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ptrC4[1] = ((uchar*)(color))[(offset++)%6];
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ptrC4[2] = ((uchar*)(color))[(offset++)%6];
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ptrC4[3] = ((uchar*)(color))[(offset++)%6];
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ptrC4[4] = ((uchar*)(color))[(offset++)%6];
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ptrC4[5] = ((uchar*)(color))[(offset++)%6];
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memcpy(&ptrC4[6], &ptrC4[0], 6);
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c4[0] = opencvLittleToHost32(c4[0]);
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c4[1] = opencvLittleToHost32(c4[1]);
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c4[2] = opencvLittleToHost32(c4[2]);
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for(offset = 0 ; hline_ptr < hbody12_start; offset = (offset+1)%6)
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*hline_ptr++ = ((uchar*)(color))[offset];
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for(uint32_t* ptr32 = reinterpret_cast<uint32_t*>(hbody12_start), *ptr32End = reinterpret_cast<uint32_t*>(hbody12_end) ; ptr32<ptr32End ; )
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{
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*ptr32++ = c4[0];
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*ptr32++ = c4[1];
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*ptr32++ = c4[2];
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}
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for(offset = ((uintptr_t)(hbody12_end-(uchar*)(ptr)))%3, hline_ptr = hbody12_end ; hline_ptr < hline_end ; offset = (offset+1)%3)
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*hline_ptr++ = ((uchar*)(color))[offset];
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 6);
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}
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}
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//end ICV_HLINE_6()
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static inline void ICV_HLINE_8(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*8), 0x8))
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{
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uint64_t c = opencvLittleToHost64((uchar*)(color));
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uint64_t* hline_ptr = (uint64_t*)((uchar*)(ptr) + (xl)*(8));
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uint64_t* hline_max_ptr = (uint64_t*)((uchar*)(ptr) + (xr)*(8));
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for( ; hline_ptr <= hline_max_ptr; )
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*hline_ptr++ = c;
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}
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else if (is_aligned(((uchar*)(ptr) + (xl)*8), 0x4))
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{
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uint32_t c[2] = {opencvLittleToHost32((uchar*)(color)+0x00),
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opencvLittleToHost32((uchar*)(color)+0x04)};
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uint32_t* hline_ptr = (uint32_t*)((uchar*)(ptr) + (xl)*(8));
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uint32_t* hline_max_ptr = (uint32_t*)((uchar*)(ptr) + (xr)*(8));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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}
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 8);
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}
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}
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//end ICV_HLINE_8()
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static inline void ICV_HLINE_12(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*12), 0x4))
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{
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uint32_t c[3] = {opencvLittleToHost32((uchar*)(color)+0x00),
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opencvLittleToHost32((uchar*)(color)+0x04),
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opencvLittleToHost32((uchar*)(color)+0x08)};
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uint32_t* hline_ptr = (uint32_t*)((uchar*)(ptr) + (xl)*(12));
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uint32_t* hline_max_ptr = (uint32_t*)((uchar*)(ptr) + (xr)*(12));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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*hline_ptr++ = c[2];
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}
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 12);
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}
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}
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//end ICV_HLINE_12()
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static inline void ICV_HLINE_16(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*16), 0x8))
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{
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uint64_t c[2] = {opencvLittleToHost64((uchar*)(color)+0x00),
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opencvLittleToHost64((uchar*)(color)+0x08)};
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uint64_t* hline_ptr = (uint64_t*)((uchar*)(ptr) + (xl)*(16));
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uint64_t* hline_max_ptr = (uint64_t*)((uchar*)(ptr) + (xr)*(16));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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}
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}
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else if (is_aligned(((uchar*)(ptr) + (xl)*16), 0x4))
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{
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uint32_t c[4] = {opencvLittleToHost32((uchar*)(color)+0x00),
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opencvLittleToHost32((uchar*)(color)+0x04),
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opencvLittleToHost32((uchar*)(color)+0x08),
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opencvLittleToHost32((uchar*)(color)+0x0C)};
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uint32_t* hline_ptr = (uint32_t*)((uchar*)(ptr) + (xl)*(16));
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uint32_t* hline_max_ptr = (uint32_t*)((uchar*)(ptr) + (xr)*(16));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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*hline_ptr++ = c[2];
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*hline_ptr++ = c[3];
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}
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 16);
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}
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}
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//end ICV_HLINE_16()
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static inline void ICV_HLINE_24(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*24), 0x8))
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{
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uint64_t c[3] = {opencvLittleToHost64((uchar*)(color)+0x00),
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opencvLittleToHost64((uchar*)(color)+0x08),
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opencvLittleToHost64((uchar*)(color)+0x10)};
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uint64_t* hline_ptr = (uint64_t*)((uchar*)(ptr) + (xl)*(24));
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uint64_t* hline_max_ptr = (uint64_t*)((uchar*)(ptr) + (xr)*(24));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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*hline_ptr++ = c[2];
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}
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}
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else if (is_aligned(((uchar*)(ptr) + (xl)*24), 0x4))
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{
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uint32_t c[6] = {opencvLittleToHost32((uchar*)(color)+0x00),
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opencvLittleToHost32((uchar*)(color)+0x04),
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opencvLittleToHost32((uchar*)(color)+0x08),
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opencvLittleToHost32((uchar*)(color)+0x0C),
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opencvLittleToHost32((uchar*)(color)+0x10),
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opencvLittleToHost32((uchar*)(color)+0x14)};
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uint32_t* hline_ptr = (uint32_t*)((uchar*)(ptr) + (xl)*(24));
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uint32_t* hline_max_ptr = (uint32_t*)((uchar*)(ptr) + (xr)*(24));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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*hline_ptr++ = c[2];
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*hline_ptr++ = c[3];
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*hline_ptr++ = c[4];
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*hline_ptr++ = c[5];
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}
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}
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else
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{
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ICV_HLINE_X(ptr, xl, xr, color, 24);
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}
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}
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//end ICV_HLINE_24()
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static inline void ICV_HLINE_32(uchar* ptr, int xl, int xr, const uchar* color)
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{
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if (is_aligned(((uchar*)(ptr) + (xl)*32), 0x8))
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{
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uint64_t c[4] = {opencvLittleToHost64((uchar*)(color)+0x00),
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opencvLittleToHost64((uchar*)(color)+0x08),
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opencvLittleToHost64((uchar*)(color)+0x10),
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opencvLittleToHost64((uchar*)(color)+0x18)};
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uint64_t* hline_ptr = (uint64_t*)((uchar*)(ptr) + (xl)*(32));
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uint64_t* hline_max_ptr = (uint64_t*)((uchar*)(ptr) + (xr)*(32));
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for( ; hline_ptr <= hline_max_ptr; )
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{
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*hline_ptr++ = c[0];
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*hline_ptr++ = c[1];
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*hline_ptr++ = c[2];
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*hline_ptr++ = c[3];
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}
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}
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else if (is_aligned(((uchar*)(ptr) + (xl)*2324), 0x4))
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{
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uint32_t c[8] = {opencvLittleToHost32((uchar*)(color)+0x00),
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opencvLittleToHost32((uchar*)(color)+0x04),
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opencvLittleToHost32((uchar*)(color)+0x08),
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opencvLittleToHost32((uchar*)(color)+0x0C),
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opencvLittleToHost32((uchar*)(color)+0x10),
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opencvLittleToHost32((uchar*)(color)+0x14),
|
||||
opencvLittleToHost32((uchar*)(color)+0x18),
|
||||
opencvLittleToHost32((uchar*)(color)+0x1C)};
|
||||
uint32_t* hline_ptr = (uint32_t*)((uchar*)(ptr) + (xl)*(32));
|
||||
uint32_t* hline_max_ptr = (uint32_t*)((uchar*)(ptr) + (xr)*(32));
|
||||
for( ; hline_ptr <= hline_max_ptr; )
|
||||
{
|
||||
*hline_ptr++ = c[0];
|
||||
*hline_ptr++ = c[1];
|
||||
*hline_ptr++ = c[2];
|
||||
*hline_ptr++ = c[3];
|
||||
*hline_ptr++ = c[4];
|
||||
*hline_ptr++ = c[5];
|
||||
*hline_ptr++ = c[6];
|
||||
*hline_ptr++ = c[7];
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
ICV_HLINE_X(ptr, xl, xr, color, 32);
|
||||
}
|
||||
}
|
||||
//end ICV_HLINE_32()
|
||||
|
||||
static const bool ICV_HLINE_OPTIMIZATION = true;
|
||||
static inline void ICV_HLINE(uchar* ptr, int xl, int xr, const void* color, int pix_size)
|
||||
{
|
||||
if (pix_size == 1)
|
||||
if (!ICV_HLINE_OPTIMIZATION)
|
||||
ICV_HLINE_0(ptr, xl, xr, reinterpret_cast<const uchar*>(color), pix_size);
|
||||
else if (pix_size == 1)
|
||||
ICV_HLINE_1(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 2)
|
||||
ICV_HLINE_2(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 3)
|
||||
ICV_HLINE_3(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 4)
|
||||
ICV_HLINE_4(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 6)
|
||||
ICV_HLINE_6(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 8)
|
||||
ICV_HLINE_8(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
//timings do not show relevant improvement when element_size >= 12
|
||||
/*else if (pix_size == 12)
|
||||
ICV_HLINE_12(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 16)
|
||||
ICV_HLINE_16(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 24)
|
||||
ICV_HLINE_24(ptr, xl, xr, reinterpret_cast<const uchar*>(color));
|
||||
else if (pix_size == 32)
|
||||
ICV_HLINE_32(ptr, xl, xr, reinterpret_cast<const uchar*>(color));*/
|
||||
else
|
||||
ICV_HLINE_0(ptr, xl, xr, reinterpret_cast<const uchar*>(color), pix_size);
|
||||
ICV_HLINE_X(ptr, xl, xr, reinterpret_cast<const uchar*>(color), pix_size);
|
||||
}
|
||||
//end ICV_HLINE()
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user