uint32_t to_LE(uint32_t i)
{
if (is_LE())
return i;
else
return MAKE_LE(i);
}
bool CImgConverter::Convert(cv::Mat const & img, FILE *fOut)
{
if (nullptr == fOut) return false;
uchar intensity;
SImgHeader header;
char szStrBuf[MAX_PATH];
memset(&header, 0, sizeof(header));
sprintf(szStrBuf, "ÐÈÑÓÍÎÊ_%hux%hu", img.cols, img.rows);
memset(header.szImgName, 0x20, sizeof(header.szImgName));
memcpy(header.szImgName, szStrBuf, strlen(szStrBuf));
int iFileSize = sizeof(header);
unsigned char const uchPadding = static_cast<unsigned char>(0xFF);
header.shXSize = img.cols;
header.shYSize = img.rows;
sprintf(szStrBuf, "%.1fx%.1fìì", header.shXSize * CStaticSettings::HZ_SIZE_SCALE, header.shYSize * CStaticSettings::VT_SIZE_SCALE);
memset(header.szImgSize, 0x20, sizeof(header.szImgSize));
memcpy(header.szImgSize, szStrBuf, strlen(szStrBuf));
header.shXSize = MAKE_LE(header.shXSize);
header.shYSize = MAKE_LE(header.shYSize);
fwrite(&header, sizeof(header), 1, fOut);
ushort shY = 0;
ushort shX = 0;
bool bFirstInLine = true;
bool bReverse = false;
bool bDot = false;
size_t nLastDotPos = 0;
std::vector<ushort> arrData;
int const nOff = 10;
int iLastDot = 0;
for (int j=0; j<img.rows; j++)
{
for (int i = bReverse ? (img.cols-1) : 0; bReverse ? i >= 0 : i<img.cols; bReverse ? --i : ++i)
{
intensity = getLevel(img.at<uchar>(j, i));
if (intensity != 0)
{
bDot = true;
if (bFirstInLine)
{
int iDiff = bReverse ? (i - iLastDot) : (iLastDot - i);
if (iDiff > 0)
{
for(int k = 1; k<=iDiff; k++)
{
shX = 0x0FFF & (bReverse ? (iLastDot+k) : (iLastDot-k));
shX = MAKE_LE(shX);
arrData.push_back(shX);
}
}
shY = 0x8000 | (0x0FFF & j);
shY = MAKE_LE(shY);
arrData.push_back(shY);
bFirstInLine = false;
iDiff = bReverse ? (iLastDot - i) : (i - iLastDot);
if (iDiff > 0 && nLastDotPos)
{
for(int k = 0; k<iDiff; k++)
{
shX = 0x0FFF & (bReverse ? (iLastDot-k) : (iLastDot+k));
shX = MAKE_LE(shX);
arrData.push_back(shX);
}
}
}
shX = (0x7000 & (intensity << 12)) | (0x0FFF & i);
shX = MAKE_LE(shX);
arrData.push_back(shX);
nLastDotPos = arrData.size();
iLastDot = i;
}
else if (bDot) // Write empty dot
{
shX = 0x0FFF & i;
shX = MAKE_LE(shX);
arrData.push_back(shX);
}
}
if (arrData.size())
{
header.uiDotsCount += (nLastDotPos-1);
iFileSize += fwrite(&arrData[0], 1, nLastDotPos*sizeof(arrData[0]), fOut);
arrData.clear();
}
if(!bFirstInLine)
bReverse = !bReverse;
bFirstInLine = true;
bDot = false;
}
for (int i = BLOCK_SIZE - (iFileSize % BLOCK_SIZE); i > 0; --i)
iFileSize += fwrite(&uchPadding, 1, sizeof(char), fOut);
// Update dots count
header.uiDotsCount = MAKE_DWORD_LE(header.uiDotsCount);
fseek(fOut, SEEK_SET, 0);
fwrite(&header, sizeof(header), 1, fOut);
fclose(fOut);
return true;
}
