Image * USBCamera::takeImage()
{
// Update camera, call executor's functor.
tryToUpdateCapture();
// Take image
try
{
// Delay camera for some time..
usleep(m_delay*1000);
// Get image from camera
Image * image = new Image();
pthread_mutex_lock(&m_lock);
m_camera->grab();
m_camera->retrieve(image->getImage());
pthread_mutex_unlock(&m_lock);
// Check if need to rotate the image
image->rotate(m_angle);
return image;
}
catch(cv::Exception & ex)
{
pthread_mutex_unlock(&m_lock);
throw OpenCVException(ex.msg.c_str());
}
}
Image * USBCamera::takeImage()
{
// Update camera, call executor's functor.
tryToUpdateCapture();
// Take image
try
{
// Delay camera for some time..
usleep(m_delay*1000);
// Get image from camera
Image * image = new Image();
cvGrabFrame(m_camera);
cvGrabFrame(m_camera);
cvGrabFrame(m_camera);
cvGrabFrame(m_camera);
cvGrabFrame(m_camera); // workaround for buffering
image->setImage(cvRetrieveFrame(m_camera));
// Check if need to rotate the image
image->rotate(m_angle);
return image;
}
catch(cv::Exception & ex)
{
throw OpenCVException(ex.msg.c_str());
}
}
