void Monitor::moveToFrame(int f)
{
if(mInputType == AviFile)
{
if(mCvCapture)
{
cvSetCaptureProperty(mCvCapture, CV_CAP_PROP_POS_FRAMES, f);
IplImage *im = cvQueryFrame(mCvCapture);
mCurrentFrameNumber = f;
lockImages();
convertRGB2ARGB(im, mCurrImage);
releaseImages();
}
}
else if( mInputType == ImageSequence)
{
if(f >= mFirstFrameNumber && f <= mLastFrameNumber)
{
QString fname = mPath + mFileNamePrefix + QString("%1").arg(f, 5, 10, QChar('0')) + mExtention;
lockImages();
mCurrImage->load(fname);
mCurrentFrameNumber = f;
releaseImages();
}
}
}
void Monitor::setCvCapture(CvCapture* c)
{
int w, h, bpp;
if(c)
reset();
mCvCapture = c;
if(c)
{
cvSetCaptureProperty(mCvCapture, CV_CAP_PROP_POS_FRAMES, mCurrentFrameNumber);
IplImage *im = cvQueryFrame(mCvCapture);
w = im->width;
h = im->height;
bpp = im->nChannels;
lockImages();
mCurrImage = new QImage(w, h, QImage::Format_ARGB32);
convertRGB2ARGB(im, mCurrImage);
releaseImages();
mInputType = AviFile;
mFirstFrameNumber = 0;
mLastFrameNumber = cvGetCaptureProperty(mCvCapture, CV_CAP_PROP_FRAME_COUNT) - 1;
mInitialized = true;
emit imageChanged();
}
}
void OptFlowEMD::initImages(CvSize size){
releaseImages();
_oldLPFx0 = cvCreateImage(size, IPL_DEPTH_32F, 1);
_oldLPFx1 = cvCreateImage(size, IPL_DEPTH_32F, 1);
_oldLPFy0 = cvCreateImage(size, IPL_DEPTH_32F, 1);
_oldLPFy1 = cvCreateImage(size, IPL_DEPTH_32F, 1);
}
void StarDetector::setImageSize(CvSize size)
{
releaseImages();
m_W = size.width;
m_H = size.height;
// SIMD optimized code requires integral images to have fixed width.
int sumwidth = std::max(OPTIMIZED_WIDTH, m_W+1);
m_upright = cvCreateImage(cvSize(sumwidth,m_H+1), IPL_DEPTH_32S, 1);
m_tilted = cvCreateImage(cvSize(sumwidth,m_H+1), IPL_DEPTH_32S, 1);
m_flat = cvCreateImage(cvSize(sumwidth,m_H+1), IPL_DEPTH_32S, 1);
// Real width is m_W+1, rest is just padding
m_upright->width = m_tilted->width = m_flat->width = m_W+1;
m_projected = cvCreateImage(size, IPL_DEPTH_32F, 1);
m_scales = cvCreateImage(size, IPL_DEPTH_8U, 1);
cvSet(m_scales, cvScalar(1));
cvZero(m_projected);
m_nonmax.thresholdFunction().setProjectedImage(m_projected);
m_nonmax.thresholdFunction().setScaleImage(m_scales);
}
StarDetector::~StarDetector()
{
releaseImages();
delete[] m_filter_sizes;
delete[] m_filter_params;
}
bool OptFlowEMD::close(){
releaseImages();
return true;
}
OptFlowEMD::~OptFlowEMD(){
releaseImages();
}
