←Select platform

StillFormatType Enumeration

Summary

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

Syntax

C++

public enum StillFormatType

Public Enum StillFormatType

public enum class StillFormatType

Members

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

Example

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 19\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 19\Media" 
End Class

Requirements

Target Platforms

Reference

Leadtools.Multimedia Namespace

Help Version 19.0.2017.10.27

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies