/*
CFLoadFromDIB
loads image from Windows DIB
*/
CF_ERROR __EXPORT_TYPE CFLoadFromDIB( CF_IMAGE hImage, CF_BMP info, BYTE* DIBPixels )
{
CF_ERROR status = CF_SUCCESS;
TLFImage* image = (TLFImage*)hImage;
if(image == NULL)
{
status = CFF_INVALID_HANDLE;
return status;
}
awpImage* img = NULL;
BITMAPINFO lInfo;
memcpy( &lInfo, &info, sizeof(CF_BMP) );
if( awpDIBToImage(&lInfo, DIBPixels, &img)!= AWP_OK )
{
status = CFF_INVALID_DIB;
return status;
}
try
{
image->SetImage( img );
}
catch (...)
{
status = CFCR_NOT_ENOUGH_MEMORY;
awpReleaseImage(&img);
return status;
}
awpReleaseImage(&img);
return status;
}
bool TLFSabotage::PorocessImage(awpImage* img, bool* result)
{
*result = false;
if (img == NULL)
return false;
// преобразования.
awpImage* tmp = NULL;
// копируем входное изображение во временное.
if (awpCopyImage(img, &tmp) != AWP_OK)
return false;
if (tmp->sSizeX != this->m_srcWidth || tmp->sSizeY != this->m_srcHeight || tmp->bChannels != this->m_srcBPP)
{
// переинициализация
TLFImage initImage;
initImage.SetImage(img);
this->Init(&initImage);
_AWP_SAFE_RELEASE_(tmp)
return true;
}
// загрузака растрового изображения из неструктуированной памяти.
CF_ERROR __EXPORT_TYPE CFLoadFromDump(CF_IMAGE hImage, CF_WORD width, CF_WORD height, CF_WORD bpp, CF_BYTE* pixels, CF_WORD line_width)
{
CF_ERROR status = CF_SUCCESS;
// получение указателя на изображение
TLFImage* image = (TLFImage*)hImage;
if(image == NULL)
{
status = CFF_INVALID_HANDLE;
return status;
}
// проверка указателя на пиксели
if (pixels == NULL)
{
status = CFF_INVALID_PARAM;
return status;
}
// проверка числа битов на пиксель
if (bpp != 8 && bpp != 24)
{
status = CFF_INVALID_PARAM;
return status;
}
awpImage* tmp = NULL;
if (awpCreateImage(&tmp, width, height, bpp == 8?1:3, AWP_BYTE) != AWP_OK)
{
status = CFCR_NOT_ENOUGH_MEMORY;
return status;
}
// копирование пикселей в изображение tmp
int bufsize = width*(bpp == 8 ? 1:3);// число байт в строке, с возможным выравниваием
BYTE* b = (BYTE*)tmp->pPixels;
for (int i = 0; i < height; i++)
{
memcpy(b, pixels, bufsize);
b+= bufsize;
pixels += line_width;
}
image->SetImage(tmp);
awpReleaseImage(&tmp);
return status;
}
bool CLBPTrackCompare::LoadCheckTrack(const char* lpFileName)
{
bool res = CNCCPTrackCompare::LoadCheckTrack(lpFileName);
this->m_checklbp.Clear();
if (res)
{
for (int i = 0; i < this->m_pcheck->GetNumImages(); i++)
{
awpImage* img = this->m_pcheck->GetImage(i);
awpImage* dscr = NULL;
int descrSize = 59;
int imgHeight = 16;
awpCreateImage(&dscr, descrSize, imgHeight, 1, AWP_DOUBLE);
awpLBPGridDescriptor(img, dscr, NULL, 4, 4, AWP_LBP_U2R1, true, 1);
TLFImage* lfimg = new TLFImage();
lfimg->SetImage(dscr);
this->m_checklbp.Add(lfimg);
}
}
return res;
}
/*
Image segmentation main function
*/
bool DoSegmentation(awpImage* input, TSegmentationOptions& options, TLFObjectList* list)
{
bool result = false;
if (input == NULL || list == NULL)
return result;
// cluster sgments
if (options.segmentationType == 0)
return result;
TLFImage source;
awpImage* tmp = NULL;
double alfa = 1;
if (options.needResize)
{
int w = options.imageWidth;
int h = w*input->sSizeY / input->sSizeX;
awpResizeNip(input, &tmp, w,h);
}
else
awpCopyImage(input, &tmp);
awpConvert(tmp, AWP_CONVERT_3TO1_BYTE);
source.SetImage(tmp);
TLFTileScanner scanner;
scanner.SetBaseHeight(options.baseHeight);
scanner.SetBaseWidth(options.baseWidth);
scanner.GetParameter(0)->SetValue(options.tileOverlap);
scanner.Scan(source.GetImage()->sSizeX, source.GetImage()->sSizeY);
//
list->Clear();
if (scanner.GetFragmentsCount() > 0)
{
for (int i = 0; i < scanner.GetFragmentsCount(); i++)
{
awpRect rect = scanner.GetFragmentRect(i);
TLFSegmentationResult* sr = CreateFeature(options.baseFeature, &rect);
if (sr != NULL)
{
sr->Process(&source);
if (options.needResize)
{
alfa = (double)input->sSizeX / (double)options.imageWidth;
sr->GetRect()->Scale(alfa);
}
list->Add(sr);
}
}
}
// filtering
if (options.selectionCriteria == 0)
{
for (int i = list->GetCount() - 1; i >= 0; i--)
{
TLFSegmentationResult* sr = (TLFSegmentationResult*)list->Get(i);
if (sr->Value() < options.moreThen)
list->Delete(i);
}
}
else if (options.selectionCriteria == 1)
{
for (int i = list->GetCount() - 1; i >= 0; i--)
{
TLFSegmentationResult* sr = (TLFSegmentationResult*)list->Get(i);
if (sr->Value() > options.lessThen)
list->Delete(i);
}
}
else
{
for (int i = list->GetCount() - 1; i >= 0; i--)
{
TLFSegmentationResult* sr = (TLFSegmentationResult*)list->Get(i);
if (sr->Value() < options.minValue || sr->Value() > options.maxValue)
list->Delete(i);
}
}
_AWP_SAFE_RELEASE_(tmp)
result = true;
return result;
}
