RawImage CaptureFlycap::getFrame() {
mutex.lock();
Error error;
Image image;
RawImage result;
result.setColorFormat(capture_format);
result.setWidth(0);
result.setHeight(0);
result.setTime(0.0);
result.setData(0);
error = camera->RetrieveBuffer(&image);
if (error != PGRERROR_OK) {
error.PrintErrorTrace();
mutex.unlock();
return result;
}
stored_image = new Image;
stored_image->DeepCopy(&image);
result.setData(stored_image->GetData());
struct timeval tv;
gettimeofday(&tv,NULL);
result.setTime((double)tv.tv_sec + tv.tv_usec*(1.0E-6));
result.setHeight(stored_image->GetRows());
result.setWidth(stored_image->GetCols());
result.setColorFormat(pixelFormatToColorFormat(stored_image->GetPixelFormat()));
mutex.unlock();
return result;
}
RawImage CaptureFromFile::getFrame()
{
#ifndef VDATA_NO_QT
mutex.lock();
#endif
RawImage result;
result.setColorFormat(COLOR_RGB8);
result.setTime(0.0);
rgba* rgba_img = 0;
int width;
int height;
if(images.size())
{
rgba_img = images[currentImageIndex];
width = widths[currentImageIndex];
height = heights[currentImageIndex];
currentImageIndex = (currentImageIndex + 1) % images.size();
}
if (rgba_img == 0)
{
fprintf (stderr, "CaptureFromFile Error, no images available");
is_capturing=false;
result.setData(0);
result.setWidth(640);
result.setHeight(480);
frame = 0;
}
else
{
frame = new unsigned char[width*height*3];
unsigned char* p = &frame[0];
for (int i=0; i < width * height; i++)
{
*p = rgba_img[i].r;
p++;
*p = rgba_img[i].g;
p++;
*p = rgba_img[i].b;
p++;
}
result.setWidth(width);
result.setHeight(height);
result.setData(frame);
tval tv;
gettimeofday(&tv,0);
result.setTime((double)tv.tv_sec + tv.tv_usec*(1.0E-6));
}
#ifndef VDATA_NO_QT
mutex.unlock();
#endif
return result;
}
