/// <summary>
/// Gets the camera parameters corresponding to
/// the supplied calibration image.
/// </summary>
/// <returns>Camera parameters</returns>
public HTuple getCameraParams(CalibImage image)
{
HTuple campar;
int paramsListSize = 8;
int offset = 0;
bool areaScanPoly = false;
if (mCameraType == CalibrationAssistant.CAMERA_TYP_AREA_SCAN_POLY)
{
paramsListSize = 12;
offset = 4;
areaScanPoly = true;
}
paramsListSize += (mCameraType == CalibrationAssistant.CAMERA_TYP_LINE_SCAN) ? 3 : 0;
campar = new HTuple(paramsListSize);
campar[0] = (isTelecentric ? 0.0 : ((double)mFocalLength / 1000000.0));
if (areaScanPoly)
{
campar[1] = mK1;
campar[2] = mK2;
campar[3] = mK3;
campar[4] = mP1;
campar[5] = mP2;
}
else
{
campar[1] = mKappa;
}
campar[2 + offset] = (double)mCellWidth / 1000000000.0; // Sx -width -> * 10^ -9
campar[3 + offset] = (double)mCellHeight / 1000000000.0; // Sy -height -> * 10^ -9
campar[4 + offset] = image.Width * 0.5; // x -principal point
campar[5 + offset] = image.Height * 0.5; // y -principal point
campar[6 + offset] = image.Width; // imagewidth
campar[7 + offset] = image.Height; // imageheight
if (paramsListSize == 11)
{
campar[8] = mMotionVx / 1000000.0;
campar[9] = mMotionVy / 1000000.0;
campar[10] = mMotionVz / 1000000.0;
campar[5 + offset] = 0; // y -principal point = 0 for line scan camera
}
return campar;
}
/// <summary>
/// Add a new calibration image to the list <c>CalibData</c>.
/// The image is read from the location <c>filename</c>
/// and a new calibration image instance is then
/// generated, embedding this image.
/// As a preparation step prior to the calibration process, the
/// basic information for the calibration image are determined,
/// in terms of: detection of the region plate and the marks
/// and pose.
/// </summary>
/// <returns>
/// Instance of a calibration image model created for
/// the calibration image, supplied by <c>filename</c>
/// </returns>
public CalibImage addImage(string filename)
{
//HImage image = null;
CalibImage data = null;
try
{
//image = new HImage(filename);
data = new CalibImage(filename, this);
CalibData.Add(data);
data.UpdateCaltab(true);
mCanCalib = (mCanCalib && (data.CanCalibFlag == 0));
mCalibValid = false;
}
catch (HOperatorException e)
{
mErrorMessage = e.Message;
NotifyCalibObserver(CalibrationAssistant.ERR_READING_FILE);
}
return data;
}
/// <summary>
/// Calls the actual <c>addQualityIssue</c>
/// method, with the feature list obtained from the
/// calibration image <c>cImg</c>
/// </summary>
/// <param name="cImg">
/// Calibration image model, which has been tested for
/// the quality feature defined with <c>type</c>
/// </param>
/// <param name="type">
/// Constant starting with QUALITY_* describing one of the quality
/// features
/// </param>
/// <param name="score">
/// Score determined for the quality feature
/// </param>
public void addQualityIssue(CalibImage cImg, int type, double score)
{
ArrayList qList = cImg.GetQualityIssueList();
addQualityIssue(qList, type, score);
}
/// <summary>
/// Tests different quality features for the calibration image
/// <c>cImg</c>
/// </summary>
/// <returns>
/// Returns a value indicating the success or failure
/// of the quality assessment
/// </returns>
public bool testQualityIssues(CalibImage cImg)
{
ArrayList qList;
HObject markContours;
HObject plateRegion;
HImage mImg;
HTuple score, score2, contrast;
int numRegions, numContours;
bool qualityFailure;
mImg = cImg.GetImage();
qList = cImg.GetQualityIssueList();
procedure = new QualityProcedures();
contrast = new HTuple();
qualityFailure = false;
// DescriptionFileName = mDescrFileName;
;
try
{
procedure.find_caltab_edges(mImg, out plateRegion,
out markContours,
new HTuple(mDescrFileName));
numRegions = plateRegion.CountObj();
numContours = markContours.CountObj();
if (mImageTests < QUALITY_ISSUE_TEST_NONE)
{
if (numRegions == 0)
{
qualityFailure = true;
}
else
{
procedure.eval_caltab_overexposure(mImg, plateRegion, out score);
addQualityIssue(qList, QUALITY_ISSUE_IMG_EXPOSURE, score.D);
}
if (numContours == 0)
{
qualityFailure = true;
}
else
{
procedure.eval_caltab_contrast_homogeneity(mImg, markContours, out contrast, out score, out score2);
addQualityIssue(qList, QUALITY_ISSUE_IMG_CONTRAST, score.D);
addQualityIssue(qList, QUALITY_ISSUE_IMG_HOMOGENEITY, score2.D);
procedure.eval_caltab_size(mImg, plateRegion, markContours, out score);
addQualityIssue(qList, QUALITY_ISSUE_IMG_CALTAB_SIZE, score.D);
}
if (mImageTests == QUALITY_ISSUE_TEST_ALL)
{
procedure.eval_caltab_focus(mImg, markContours, contrast, out score);
addQualityIssue(qList, QUALITY_ISSUE_IMG_FOCUS, score.D);
}
}
}
catch (HOperatorException e)
{
throw (e);
}
return qualityFailure;
}
