It is a PDF Viewer and Document Viewer SDK , Export to PDF ,Image processing, 1D and 2D Barcode Reader, Writer, DICOM and OCR with C#, C++, VB.NET , VB, Delphi, Vfp, MS Access.
For Windows Developers who need to PDF TIFF Viewer and Image Viewer , plus support TIFF with WANG Annotations, securing a PDF document, add annotation with PDF for C++ , C#, VB.NET , VB, Delphi, Vfp, MS Access.
Platform : Windows 10, Windows 8, Vista, Windows 7, XP
For Windows Developers who need to video capture SDK for Adobe Director, C++, C#, VB.net , VB, Delphi, VFP, MS Access.
Step 1: To install the VideoCap ActiveX Control, begin by launching the setup file (http://www.viscomsoft.com/demo/videocapsetup.exe). Select the desired installation folder for the VideoCap ActiveX and continue with the installation on your development computer.
Step 2: Create New Visual Basic Project, select Windows Application.
Step 3: The next step is to install VideoCap ActiveX in ToolBox. Select Toolbox, select Components item, right click mouse button, select Choose Items...Step 4: Select COM Components tab, select VideoCap Control , click OK.Step 5: Now you will see the VideoCap ActiveX's icon on toolbox, drag it to form.
Step 6: Add PictureBox, four buttons on form. Like the following picture.
Step 7: add the following code in Start button click event, it will use first video device and audio device, first audio device normally is microphone. if you need set to another video/audio device, you need set device and audio device properties.
AxVideoCap1.UseSpectrum = True
AxVideoCap1.PreviewCaptureAudio = True
AxVideoCap1.SpectrumOwner = PictureBox1.Handle
AxVideoCap1.SpectrumWidth = PictureBox1.Width
AxVideoCap1.SpectrumHeight = PictureBox1.Height
AxVideoCap1.Start()Step 8: add the following code in Change Color button click event.
AxVideoCap1.SpectrumBarColor1 = Color.Orange
AxVideoCap1.SpectrumBarColor2 = Color.Red Step 9: add the following code in Stereo button click event. AxVideoCap1.SpectrumStereo = TrueStep 10: add the following code in Mono button click event. AxVideoCap1.SpectrumStereo = FalseStep 11: Now run the project, click Start button, then click Change Color, Stereo, Mono buttons.
Download the source code of the preview WebCam and create Audio Spectrum Analyzer Sample
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