ImageSourceDir::ImageSourceDir(const char* directory, bool _keepFrames)
{
curImage = NULL;
m_keepFrames = _keepFrames;
strncpy (m_DirSpec, directory, strlen(directory)+1);
countFiles();
setCurrentImage(0);
}
void ImageSourceDir::getIplImage(const std::string& fileName)
{
// assemble image filename
char tmpStr[MAX_PATH+1];
sprintf (tmpStr, "%s/%s", m_DirSpec, fileName.c_str());
// find corresponding idx
int idx = -1;
for (int i = 0; i < m_numFiles; i++) {
if( fileName.compare(m_fileNames[i]) == 0 ) {
idx = i;
break;
}
}
if (idx >= m_numFiles || idx < 0)
{
curImage = NULL;
return;
}
// we set IDX to current Image Position
setCurrentImage(idx);
// check if image was already loaded, then return it,
// else load it and store it into a vector of images
string fn(tmpStr);
if(m_keepFrames)
{
if(m_loadedImagesMap[fn])
{
cvReleaseImage(&(m_loadedImagesMap[fn]));
}
// reload
m_loadedImagesMap[fn] = cvLoadImage(tmpStr, -1);
// assign
curImage = m_loadedImagesMap[fn];
}
else
{
if(curImage)
cvReleaseImage (&curImage);
curImage = cvLoadImage(tmpStr, -1);
}
// increase current File Counter
m_curFile++;
}
// get IPL Image depending on IDx
void ImageSourceDir::getIplImage(int idx)
{
//printf("GetIPL!\n");
// Index check
if (idx >= m_numFiles || idx < 0)
{
curImage = NULL;
return;
}
setCurrentImage(idx);
// assemble image filename
char tmpStr[MAX_PATH+1];
sprintf (tmpStr, "%s/%s", m_DirSpec, m_fileNames[m_curFile].c_str());
// check if image was already loaded, then return it,
// else load it and store it into a vector of images
string fn(tmpStr);
if(m_keepFrames)
{
if(m_loadedImagesMap[fn])
{
cvReleaseImage(&(m_loadedImagesMap[fn]));
}
// reload
m_loadedImagesMap[fn] = cvLoadImage(tmpStr, -1);
// assign
curImage = m_loadedImagesMap[fn];
}
else
{
if(curImage)
cvReleaseImage (&curImage);
curImage = cvLoadImage(tmpStr, -1);
}
// increase current File Counter
m_curFile++;
}
void qwDecoratedCanvas::hideEvent(QHideEvent *e)
{
setCurrentImage(QSharedPointer<CImgContext>());
QWidget::hideEvent(e);
}
void qwDecoratedCanvas::setCurrentImageSlot(QListWidgetItem* imc)
{
setCurrentImage(Globals::findImgContextByWidget(imc));
}
void ToolbarButton::buttonStateChanged()
{
setCurrentImage (getImageToUse());
}
void ImageSourceDir::setRandomImage()
{
setCurrentImage( (int)(m_numFiles * rand()/( RAND_MAX+1.0f )) );
}
