Leadtools.ImageProcessing.Core Namespace > CoreUtilities Class : GetTransformationParameters Method |
public static TransformationParameters GetTransformationParameters( RasterImage image, LeadPoint[] referencePoints, LeadPoint[] transformedPoints )
'Declaration Public Shared Function GetTransformationParameters( _ ByVal image As RasterImage, _ ByVal referencePoints() As LeadPoint, _ ByVal transformedPoints() As LeadPoint _ ) As TransformationParameters
'Usage Dim image As RasterImage Dim referencePoints() As LeadPoint Dim transformedPoints() As LeadPoint Dim value As TransformationParameters value = CoreUtilities.GetTransformationParameters(image, referencePoints, transformedPoints)
public static TransformationParameters GetTransformationParameters( RasterImage image, LeadPoint[] referencePoints, LeadPoint[] transformedPoints )
function Leadtools.ImageProcessing.Core.CoreUtilities.GetTransformationParameters( image , referencePoints , transformedPoints )
public: static TransformationParameters GetTransformationParameters( RasterImage^ image, array<LeadPoint>^ referencePoints, array<LeadPoint>^ transformedPoints )
Public Sub GetTransformationParametersExample() Dim codecs As New RasterCodecs() codecs.ThrowExceptionsOnInvalidImages = True Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")) ' Prepare the command Dim rmData(2) As SearchRegistrationMarksCommandData ' Mark1 rmData(0) = New SearchRegistrationMarksCommandData rmData(0).Rectangle = New LeadRect(680, 20, 941 - 680, 218 - 20) Dim pt0(0) As LeadPoint rmData(0).MarkDetectedPoints = pt0 rmData(0).Width = 31 rmData(0).Height = 29 rmData(0).Type = RegistrationMarkCommandType.TShape rmData(0).MinimumScale = 90 rmData(0).MaximumScale = 110 rmData(0).SearchMarkCount = 1 ' Mark2 rmData(1) = New SearchRegistrationMarksCommandData rmData(1).Rectangle = New LeadRect(665, 790, 899 - 665, 961 - 790) Dim pt1(0) As LeadPoint rmData(1).MarkDetectedPoints = pt1 rmData(1).Width = 31 rmData(1).Height = 29 rmData(1).Type = RegistrationMarkCommandType.TShape rmData(1).MinimumScale = 90 rmData(1).MaximumScale = 110 rmData(1).SearchMarkCount = 1 ' Mark3 rmData(2) = New SearchRegistrationMarksCommandData rmData(2).Rectangle = New LeadRect(7, 1073, 298 - 7, 1246 - 1073) Dim pt2(0) As LeadPoint rmData(2).MarkDetectedPoints = pt2 rmData(2).Width = 31 rmData(2).Height = 29 rmData(2).Type = RegistrationMarkCommandType.TShape rmData(2).MinimumScale = 90 rmData(2).MaximumScale = 110 rmData(2).SearchMarkCount = 1 Dim command1 As New SearchRegistrationMarksCommand(rmData) command1.Run(leadImage) If ((rmData(2).MarkDetectedCount <> 1) OrElse (rmData(1).MarkDetectedCount <> 1) OrElse (rmData(0).MarkDetectedCount <> 1)) Then Return End If Dim original() As LeadPoint = _ { _ New LeadPoint(81400, 11300), _ New LeadPoint(78600, 87400), _ New LeadPoint(14300, 115400) _ } Dim detected() As LeadPoint = _ { _ rmData(0).MarkDetectedPoints(0), _ rmData(1).MarkDetectedPoints(0), _ rmData(2).MarkDetectedPoints(0) _ } ' Find center of mass for detected registration marks in the transformed image Dim transformed() As LeadPoint = CoreUtilities.GetRegistrationMarksCenterMass(leadImage, detected) ' Find transformation parameters Dim parameters As TransformationParameters = CoreUtilities.GetTransformationParameters(leadImage, original, transformed) ' Apply transformatin parameters to correct the image Dim applyCommand As New ApplyTransformationParametersCommand(parameters.XTranslation, parameters.YTranslation, parameters.Angle, parameters.XScale, parameters.YScale, ApplyTransformationParametersCommandFlags.Normal) applyCommand.Run(leadImage) End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
public void GetTransformationParametersExample() { // Load an image RasterCodecs codecs = new RasterCodecs(); codecs.ThrowExceptionsOnInvalidImages = true; RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); // Prepare the command SearchRegistrationMarksCommandData[] rmData = new SearchRegistrationMarksCommandData[3]; //Mark1 rmData[0] = new SearchRegistrationMarksCommandData(); rmData[0].Rectangle = new LeadRect(680, 20, 941 - 680, 218 - 20); rmData[0].MarkDetectedPoints = new LeadPoint[1]; rmData[0].Width = 31; rmData[0].Height = 29; rmData[0].Type = RegistrationMarkCommandType.TShape; rmData[0].MinimumScale = 90; rmData[0].MaximumScale = 110; rmData[0].SearchMarkCount = 1; //Mark2 rmData[1] = new SearchRegistrationMarksCommandData(); rmData[1].Rectangle = new LeadRect(665, 790, 899 - 665, 961 - 790); rmData[1].MarkDetectedPoints = new LeadPoint[1]; rmData[1].Width = 31; rmData[1].Height = 29; rmData[1].Type = RegistrationMarkCommandType.TShape; rmData[1].MinimumScale = 90; rmData[1].MaximumScale = 110; rmData[1].SearchMarkCount = 1; //Mark3 rmData[2] = new SearchRegistrationMarksCommandData(); rmData[2].Rectangle = new LeadRect(7, 1073, 298 - 7, 1246 - 1073); rmData[2].MarkDetectedPoints = new LeadPoint[1]; rmData[2].Width = 31; rmData[2].Height = 29; rmData[2].Type = RegistrationMarkCommandType.TShape; rmData[2].MinimumScale = 90; rmData[2].MaximumScale = 110; rmData[2].SearchMarkCount = 1; SearchRegistrationMarksCommand command1 = new SearchRegistrationMarksCommand(rmData); command1.Run(image); if ((rmData[2].MarkDetectedCount != 1) || (rmData[1].MarkDetectedCount != 1) || (rmData[0].MarkDetectedCount != 1)) return; LeadPoint[] original = { new LeadPoint(81400, 11300), new LeadPoint(78600, 87400), new LeadPoint(14300, 115400) }; LeadPoint[] detected = { rmData[0].MarkDetectedPoints[0], rmData[1].MarkDetectedPoints[0], rmData[2].MarkDetectedPoints[0] }; //Find center of mass for detected registration marks in the transformed image LeadPoint[] transformed = CoreUtilities.GetRegistrationMarksCenterMass(image, detected); //Find transformation parameters TransformationParameters parameters = CoreUtilities.GetTransformationParameters(image, original, transformed); //Apply transformation parameters to correct the image ApplyTransformationParametersCommand applyCommand = new ApplyTransformationParametersCommand(parameters.XTranslation, parameters.YTranslation, parameters.Angle, parameters.XScale, parameters.YScale, ApplyTransformationParametersCommandFlags.Normal); applyCommand.Run(image); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; }
// [TestMethod] // public async Task GetTransformationParametersExample() // { // // Load an image // RasterCodecs codecs = new RasterCodecs(); // codecs.ThrowExceptionsOnInvalidImages = true; // // Load the image // string srcFileName = @"Assets\Image1.cmp"; // StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName); // RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile)); // // Prepare the command // SearchRegistrationMarksCommandData[] rmData = new SearchRegistrationMarksCommandData[3]; // //Mark1 // rmData[0] = new SearchRegistrationMarksCommandData(); // rmData[0].Rectangle = LeadRectHelper.Create(680, 20, 941 - 680, 218 - 20); // rmData[0].MarkDetectedPoints = new LeadPoint[1]; // rmData[0].Width = 31; // rmData[0].Height = 29; // rmData[0].Type = RegistrationMarkCommandType.TShape; // rmData[0].MinimumScale = 90; // rmData[0].MaximumScale = 110; // rmData[0].SearchMarkCount = 1; // //Mark2 // rmData[1] = new SearchRegistrationMarksCommandData(); // rmData[1].Rectangle = LeadRectHelper.Create(665, 790, 899 - 665, 961 - 790); // rmData[1].MarkDetectedPoints = new LeadPoint[1]; // rmData[1].Width = 31; // rmData[1].Height = 29; // rmData[1].Type = RegistrationMarkCommandType.TShape; // rmData[1].MinimumScale = 90; // rmData[1].MaximumScale = 110; // rmData[1].SearchMarkCount = 1; // //Mark3 // rmData[2] = new SearchRegistrationMarksCommandData(); // rmData[2].Rectangle = LeadRectHelper.Create(7, 1073, 298 - 7, 1246 - 1073); // rmData[2].MarkDetectedPoints = new LeadPoint[1]; // rmData[2].Width = 31; // rmData[2].Height = 29; // rmData[2].Type = RegistrationMarkCommandType.TShape; // rmData[2].MinimumScale = 90; // rmData[2].MaximumScale = 110; // rmData[2].SearchMarkCount = 1; // SearchRegistrationMarksCommand command1 = new SearchRegistrationMarksCommand(rmData); // command1.Run(image); // if ((rmData[2].MarkDetectedCount != 1) || (rmData[1].MarkDetectedCount != 1) || (rmData[0].MarkDetectedCount != 1)) // return; // LeadPoint[] original = // { // LeadPointHelper.Create(81400, 11300), // LeadPointHelper.Create(78600, 87400), // LeadPointHelper.Create(14300, 115400) // }; // LeadPoint[] detected = // { // rmData[0].MarkDetectedPoints[0], // rmData[1].MarkDetectedPoints[0], // rmData[2].MarkDetectedPoints[0] // }; // //Find center of mass for detected registration marks in the transformed image // LeadPoint[] transformed = CoreUtilities.GetRegistrationMarksCenterMass(image, detected); // //Find transformation parameters // TransformationParameters parameters = CoreUtilities.GetTransformationParameters(image, original, transformed); // //Apply transformation parameters to correct the image // ApplyTransformationParametersCommand applyCommand = new ApplyTransformationParametersCommand(parameters.XTranslation, parameters.YTranslation, parameters.Angle, parameters.XScale, parameters.YScale, ApplyTransformationParametersCommandFlags.Normal); // applyCommand.Run(image); // } //
[TestMethod] public async Task GetTransformationParametersExample() { // Load an image RasterCodecs codecs = new RasterCodecs(); codecs.ThrowExceptionsOnInvalidImages = true; // Load the image string srcFileName = @"Assets\Image1.cmp"; StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName); RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile)); // Prepare the command SearchRegistrationMarksCommandData[] rmData = new SearchRegistrationMarksCommandData[3]; //Mark1 rmData[0] = new SearchRegistrationMarksCommandData(); rmData[0].Rectangle = LeadRectHelper.Create(680, 20, 941 - 680, 218 - 20); rmData[0].MarkDetectedPoints = new LeadPoint[1]; rmData[0].Width = 31; rmData[0].Height = 29; rmData[0].Type = RegistrationMarkCommandType.TShape; rmData[0].MinimumScale = 90; rmData[0].MaximumScale = 110; rmData[0].SearchMarkCount = 1; //Mark2 rmData[1] = new SearchRegistrationMarksCommandData(); rmData[1].Rectangle = LeadRectHelper.Create(665, 790, 899 - 665, 961 - 790); rmData[1].MarkDetectedPoints = new LeadPoint[1]; rmData[1].Width = 31; rmData[1].Height = 29; rmData[1].Type = RegistrationMarkCommandType.TShape; rmData[1].MinimumScale = 90; rmData[1].MaximumScale = 110; rmData[1].SearchMarkCount = 1; //Mark3 rmData[2] = new SearchRegistrationMarksCommandData(); rmData[2].Rectangle = LeadRectHelper.Create(7, 1073, 298 - 7, 1246 - 1073); rmData[2].MarkDetectedPoints = new LeadPoint[1]; rmData[2].Width = 31; rmData[2].Height = 29; rmData[2].Type = RegistrationMarkCommandType.TShape; rmData[2].MinimumScale = 90; rmData[2].MaximumScale = 110; rmData[2].SearchMarkCount = 1; SearchRegistrationMarksCommand command1 = new SearchRegistrationMarksCommand(rmData); command1.Run(image); if ((rmData[2].MarkDetectedCount != 1) || (rmData[1].MarkDetectedCount != 1) || (rmData[0].MarkDetectedCount != 1)) return; LeadPoint[] original = { LeadPointHelper.Create(81400, 11300), LeadPointHelper.Create(78600, 87400), LeadPointHelper.Create(14300, 115400) }; LeadPoint[] detected = { rmData[0].MarkDetectedPoints[0], rmData[1].MarkDetectedPoints[0], rmData[2].MarkDetectedPoints[0] }; //Find center of mass for detected registration marks in the transformed image LeadPoint[] transformed = CoreUtilities.GetRegistrationMarksCenterMass(image, detected); //Find transformation parameters TransformationParameters parameters = CoreUtilities.GetTransformationParameters(image, original, transformed); //Apply transformation parameters to correct the image ApplyTransformationParametersCommand applyCommand = new ApplyTransformationParametersCommand(parameters.XTranslation, parameters.YTranslation, parameters.Angle, parameters.XScale, parameters.YScale, ApplyTransformationParametersCommandFlags.Normal); applyCommand.Run(image); }
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
CoreUtilities Class
CoreUtilities Members
Detecting Registration Marks
Leadtools.ImageProcessing.Effects.CombineCommand
Leadtools.ImageProcessing.RotateCommand
Leadtools.ImageProcessing.SizeCommand
Leadtools.ImageProcessing.ResizeCommand
IsRegistrationMark Method
SearchRegistrationMarksCommand Class
GetRegistrationMarksCenterMass Method