virtual void process(Data &aData)
{
DEB_MEMBER_FUNCT();
DEB_PARAM() << DEB_VAR1(aData);
AutoMutex aLock(m_cnt.m_cond.mutex());
VideoImage *anImage = m_cnt.m_write_image;
DEB_TRACE() << DEB_VAR1(*anImage);
while(anImage->inused)
m_cnt.m_cond.wait();
anImage->inused = -1; // Write Mode
aLock.unlock();
data2Image(aData,*anImage);
aLock.lock();
anImage->inused = 0; // Unlock
++m_cnt.m_image_counter;
// if read Image is not use, swap
if(!m_cnt.m_read_image->inused)
{
m_cnt.m_write_image = m_cnt.m_read_image;
m_cnt.m_write_image->frameNumber = -1;
m_cnt.m_read_image = anImage;
if(m_cnt.m_image_callback)
{
CtVideo::Image anImageWrapper(&m_cnt,anImage);
ImageCallback *cb = m_cnt.m_image_callback;
aLock.unlock();
cb->newImage(anImageWrapper);
}
}
}
virtual void process(Data &aData)
{
DEB_MEMBER_FUNCT();
DEB_PARAM() << DEB_VAR1(aData);
AutoMutex aLock(m_cnt.m_cond.mutex());
VideoImage *anImage = m_cnt.m_write_image;
DEB_TRACE() << DEB_VAR1(*anImage);
while(anImage->inused)
m_cnt.m_cond.wait();
anImage->inused = -1; // Write Mode
aLock.unlock();
data2Image(aData,*anImage);
//Check if data is still available
bool still_available = _check_available(aData);
aLock.lock();
anImage->inused = 0; // Unlock
if(!still_available)
{
DEB_ALWAYS() << "invalidate video copy";
anImage->frameNumber = -1; // invalidate copy
return;
}
++m_cnt.m_image_counter;
// if read Image is not use, swap
if(!m_cnt.m_read_image->inused)
{
m_cnt.m_write_image = m_cnt.m_read_image;
m_cnt.m_write_image->frameNumber = -1;
m_cnt.m_read_image = anImage;
if(m_cnt.m_image_callback)
{
CtVideo::Image anImageWrapper(&m_cnt,anImage);
ImageCallback *cb = m_cnt.m_image_callback;
aLock.unlock();
cb->newImage(anImageWrapper);
}
}
}
