//////////////////////////////////////////////////////////////////////////////////
// calculateMaxAOI ---------------------------------------------------------------
//////////////////////////////////////////////////////////////////////////////////
void ofxUeye::calculateMaxAOI()
{
bool wasLive = bLive;
if (wasLive) disableLive();
// Maximize AOI
int curBinning = _binning;
int curSubSampling = _subSampling;
double curScaler = _scaler;
is_SetBinning (m_hCam, IS_BINNING_DISABLE);
is_SetSubSampling (m_hCam, IS_SUBSAMPLING_DISABLE);
is_SetSensorScaler (m_hCam, IS_ENABLE_SENSOR_SCALER | IS_ENABLE_ANTI_ALIASING, 1.0);
IS_RECT fullAOI;
fullAOI.s32X = 0;
fullAOI.s32Y = 0;
fullAOI.s32Width = _sensorWidth;
fullAOI.s32Height = _sensorHeight;
is_AOI(m_hCam, IS_AOI_IMAGE_SET_AOI, (void*)&fullAOI, sizeof(fullAOI));
is_SetBinning (m_hCam, curBinning);
is_SetSubSampling (m_hCam, curSubSampling);
is_SetSensorScaler (m_hCam, IS_ENABLE_SENSOR_SCALER | IS_ENABLE_ANTI_ALIASING, curScaler);
// Get the maximum AOI in the current binning, sub sampling and scaler
IS_SIZE_2D maxAOI;
is_AOI(m_hCam, IS_AOI_IMAGE_GET_SIZE_MAX, (void*)&maxAOI, sizeof(maxAOI));
_AOIMax.x = 0;
_AOIMax.y = 0;
_AOIMax.width = (float)maxAOI.s32Width;
_AOIMax.height = (float)maxAOI.s32Height;
if (wasLive) enableLive();
}
INT UEyeCamDriver::setSensorScaling(double& rate, bool reallocate_buffer) {
if (!isConnected())
return IS_INVALID_CAMERA_HANDLE;
INT is_err = IS_SUCCESS;
// Stop capture to prevent access to memory buffer
setStandbyMode();
SENSORSCALERINFO sensorScalerInfo;
is_err = is_GetSensorScalerInfo(cam_handle_, &sensorScalerInfo,
sizeof(sensorScalerInfo));
if (is_err == IS_NOT_SUPPORTED) {
std::cerr << "Internal image scaling is not supported by camera" << std::endl;
rate = 1.0;
cam_sensor_scaling_rate_ = 1.0;
return IS_SUCCESS;
} else if (is_err != IS_SUCCESS) {
std::cerr << "Could not obtain supported internal image scaling information ("
<< err2str(is_err) << ")" << std::endl;
rate = 1.0;
cam_sensor_scaling_rate_ = 1.0;
return is_err;
} else {
if (rate < sensorScalerInfo.dblMinFactor || rate
> sensorScalerInfo.dblMaxFactor) {
std::cerr << "Requested internal image scaling rate of " << rate
<< " is not within supported bounds of ["
<< sensorScalerInfo.dblMinFactor << ", "
<< sensorScalerInfo.dblMaxFactor
<< "]; not updating current rate of "
<< sensorScalerInfo.dblCurrFactor << std::endl;
rate = sensorScalerInfo.dblCurrFactor;
return IS_SUCCESS;
}
}
if ((is_err = is_SetSensorScaler(cam_handle_, IS_ENABLE_SENSOR_SCALER, rate))
!= IS_SUCCESS) {
std::cerr << "Could not set internal image scaling rate to " << rate
<< "X (" << err2str(is_err) << "); resetting to 1X"
<< std::endl;
rate = 1.0;
if ((is_err = is_SetSensorScaler(cam_handle_, IS_ENABLE_SENSOR_SCALER, rate))
!= IS_SUCCESS) {
std::cerr << "Could not set internal image scaling rate to 1X ("
<< err2str(is_err) << ")" << std::endl;
return is_err;
}
}
std::cout << "Updated internal image scaling rate to " << rate << "X" << std::endl;
cam_sensor_scaling_rate_ = rate;
return (reallocate_buffer ? reallocateCamBuffer() : IS_SUCCESS);
}
//////////////////////////////////////////////////////////////////////////////////
// setScaler ---------------------------------------------------------------------
//////////////////////////////////////////////////////////////////////////////////
int ofxUeye::setScaler(double factor)
{
bool wasLive = bLive;
if (wasLive) disableLive();
// As the scaler change will make the camera irresponsive for a while, we need to flag as NOT ready for thread safety
bReady = false;
int result;
result = is_SetSensorScaler (m_hCam, IS_ENABLE_SENSOR_SCALER | IS_ENABLE_ANTI_ALIASING, factor);
if(result == IS_SUCCESS){
_scaler = factor;
updateDimensions();
ofLog(OF_LOG_WARNING, "ofxUeye - setScaler - (%f) Success.", (float)factor);
}
else {
if(bVerbose)
ofLog(OF_LOG_WARNING, "ofxUeye - setScaler - Couldn't apply %f value.", (float)factor);
}
return result;
}