StillFormatType Enumeration

Summary

Defines the format used to save still images using the CaptureCtrl.SaveStillBitmap, ConvertCtrl.SaveStillBitmap and PlayCtrl.SaveStillBitmap methods

Syntax
C#
VB
C++
public enum StillFormatType   
Public Enum StillFormatType  
public enum class StillFormatType   

Members
ValueMemberDescription
0BMP Format is the normal Win BMP format.
1CMP Format is LEAD's proprietary CMP format.
2JPEG444 Format is JPEG YUV 4:4:4 format.
3JPEG422 Format is JPEG YUV 4:2:2 format.
4JPEG411 Format is JPEG YUV 4:1:1 format.
5PSPTHM Format is PSP THM format.

Example
C#
VB
using Leadtools; 
using Leadtools.Multimedia; 
using LeadtoolsMultimediaExamples.Fixtures; 
 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
public CaptureCtrl _capturectrl = null; 
 
public bool _result = false; 
 
public void SaveStillBitmapExample() 
{ 
   // reference the capture control 
   _capturectrl = _form.CaptureCtrl; 
 
   // output file 
   string jpgFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_SaveStillBitmap.jpg"); 
 
   try 
   { 
      // select a video capture device 
      if (_capturectrl.VideoDevices["USB"] == null) 
         throw new Exception("No USB video device available"); 
 
      _capturectrl.VideoDevices["USB"].Selected = true; 
 
      // set a video compressor for the capture file 
      _capturectrl.VideoCompressors.Mpeg4.Selected = true; 
 
      // start the capture 
      _capturectrl.StartCapture(CaptureMode.Still); 
 
      // save the still image to a jpeg file 
      _capturectrl.SaveStillBitmap(jpgFile, StillFormatType.JPEG444, 9, 0, -1); 
 
      // stop the capture 
      _capturectrl.StopCapture(); 
 
      // check for the capture file and set the result 
      if (File.Exists(jpgFile)) 
         _result = true; 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media"; 
} 
Imports Leadtools 
Imports Leadtools.Multimedia 
Imports LeadtoolsMultimediaExamples.Fixtures 
 
Public _form As CaptureCtrlForm = New CaptureCtrlForm() 
Public _capturectrl As CaptureCtrl = Nothing 
 
Public _result As Boolean = False 
 
Public Sub SaveStillBitmapExample() 
   ' reference the capture control 
   _capturectrl = _form.CaptureCtrl 
 
   ' output file 
   Dim jpgFile As String = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_SaveStillBitmap.jpg") 
 
   Try 
      ' select a video capture device 
      If _capturectrl.VideoDevices("USB") Is Nothing Then 
         Throw New Exception("No USB video device available") 
      End If 
 
      _capturectrl.VideoDevices("USB").Selected = True 
 
      ' set a video compressor for the capture file 
      _capturectrl.VideoCompressors.Mpeg4.Selected = True 
 
      ' start the capture 
      _capturectrl.StartCapture(CaptureMode.Still) 
 
      ' save the still image to a jpeg file 
      _capturectrl.SaveStillBitmap(jpgFile, StillFormatType.JPEG444, 9, 0, -1) 
 
      ' stop the capture 
      _capturectrl.StopCapture() 
 
      ' check for the capture file and set the result 
      If File.Exists(jpgFile) Then 
         _result = True 
      End If 
   Catch e1 As Exception 
      _result = False 
   End Try 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media" 
End Class 

Requirements

Target Platforms

See Also

Reference

Leadtools.Multimedia Namespace

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