←Select platform
CaptureCtrl Class Members
Summary
The following tables list the members exposed by CaptureCtrl.
Public Constructors
| Name | Description | |
|---|---|---|
 |
CaptureCtrl | Constructs a new CaptureCtrl control object. |
Public Methods
| Name | Description | |
|---|---|---|
 |
AllocTarget | Pre-allocates the capture target to the specified size. |
|
CanSaveObjectSettings | Determines whether the specified settings can be saved. |
|
CaptureDIB | Captures a device independent bitmap. |
|
CaptureFrame | Captures a single frame during a CaptureMode.ManualFrames mode capture. |
|
CaptureImage | Captures a video image to a System.Drawing.Image object. |
|
CopyTarget | Copies the valid media data from the target to the specified file. |
|
EditGraph | Registers the current graph and runs the DirectShow GraphEdit utility. |
|
EnterEdit | Enters editing mode by preventing the capture object from rebuilding the graph while devices are being selected. |
|
EstimateOutputBitRate | Gets the estimated capture output bit rate, in bits per second. |
|
EstimateOutputSize | Gets the estimated capturing output size for the specified duration, in bytes. |
|
GetPreferredFilter | Retrieves the preferred filter's Display Name set using the SetPreferredFilter method. |
|
GetStillDIB | Gets a device independent bitmap (DIB) during a CaptureMode.Still capture. |
|
GetStillImage | Gets a System.Drawing.Image object during a CaptureMode.Still capture. |
|
GetSubObject | Gets the specified graph sub-object. |
|
HasDialog | Checks whether the specified property dialog is available. |
|
IsModeAvailable | Specifies whether the specified capture mode is available. |
|
IsPreviewTapSupported | Determines whether a specific preview tap for the preview source is available. |
|
LeaveEdit | Leaves editing mode. |
|
LoadSettingsFromFile | Loads settings from a file. |
|
LoadSettingsFromStream | Loads settings from a stream. |
|
PauseCapture | Pauses the capture control. |
|
ReadyCapture | Prepares the capture graph for running. |
|
ResetTarget | Resets the media target. |
|
RunCapture | Runs the capture graph. |
|
SaveSettingsToFile | Saves some or all of the capture object settings to a file. |
|
SaveSettingsToStream | Saves some or all of the capture object settings to a stream. |
|
SaveStillBitmap | Saves a snapshot from the running stream to a file as a bitmap. |
|
SaveStillDIB | Saves a snapshot from the running stream to a file as a device-independent bitmap(DIB). |
|
SetPreferredFilter | Sets a preferred filter (decoder or demultiplexer) |
|
SetVideoWindowPos | Sets the position and size of the video window. |
|
ShowDialog | Shows a specified property dialog. |
|
StartCapture | Starts capturing data. |
|
StopCapture | Stops capturing data. |
|
ToggleClosedCaptioning | Switches the state of the close captioning mode on or off. |
|
ToggleFullScreenMode | Switches the state of the full screen mode on or off. |
|
TogglePreview | Switches the state of the preview mode on or off. |
Protected Methods
| Name | Description | |
|---|---|---|
 |
AttachInterfaces | Internal method to attach interfaces to the underlying control object. |
|
CreateSink | Internal method to create the event sink for the underlying control object. |
|
DetachSink | Internal method to detach the event sink for the underlying control object. |
|
Dispose | Releases internal control object and related object references. |
Public Properties
| Name | Description | |
|---|---|---|
 |
AnalogVideoDecoder | Gets the AnalogVideoDecoder object that contains information about the analog-to-digital conversion process in a video capture filter. |
|
Appearance | Gets or sets a value determining the appearance of the control. |
|
AudioBufferSize | Gets or sets the audio capture buffer size, in seconds. |
|
AudioCaptureFormats | Gets the AudioFormats object that contains all the audio formats available for the current capture device. |
|
AudioCompressors | Gets the registered audio compressor collection object. |
|
AudioDevices | Gets the audio device collection object. |
|
AudioInputs | Gets an AudioInputs object reference to the audio inputs collection. |
|
AudioProcessors | Gets the registered audio processor collection object. |
|
AudioRenderers | Gets the registered audio renderer collection object. |
|
AutoSize | Gets or sets a value indicating whether the control is automatically resized. |
|
AverageFrameSize | Gets the average size of the frames that have been captured. |
|
BackColor | Gets or sets the background color for the control. |
|
Balance | Gets or sets the balance value of the audio stream for the preview output. |
|
BorderStyle | Gets or sets the border style of the control. |
|
CameraControl | Gets the camera control object exposed by the video input device. |
|
CaptureStillDelay | Gets or sets the time delay, in milliseconds, before capturing a DIB or a Picture. |
|
CaptureTime | Gets the amount of time the capture has been running, in seconds. |
|
CaptureVCRControl | Gets the video capture VCR control object. |
|
ClosedCaptionAvailable | Gets the closed captioning availability state. |
|
ClosedCaptioning | Gets a value that indicates whether closed captioning is enabled. |
|
DeliveredFrames | Gets the total number of frames that have been delivered during capture. |
|
DroppedFrames | Gets the total number of frames that have been dropped during capture. |
|
DVDecoderResolution | Gets or sets a DVResolution constant that represents the currently set DV Decoder resolution. |
|
Enabled | Gets or sets a value indicating whether the control can respond to user interaction. |
|
FrameDelay | Gets or sets the auto frames capture mode frame delay in seconds. |
|
FrameRate | Gets or sets the user defined frame rate in frames per second. |
|
FullScreenMode | Gets the video renderer full-screen mode state. |
|
IndexMode | Gets or sets the enabled state for WMV stream capture time indexing. |
|
InterleaveMode | Gets or sets the current interleave mode when writing the target file. |
|
MasterStream | Gets or sets the master stream that other streams must synchronize to after the file is written. |
|
Mode | Gets the current capture mode. |
|
Mute | Gets or sets the audio stream mute state for the preview output. |
|
PreferredVideoRenderer | Gets or sets the preferred VideoRendererType object. |
|
Preview | Gets or sets the preview enabled state. |
|
PreviewAudioProcessors | Gets the selected preview audio processor collection object. |
|
PreviewingClosedCaption | Gets or sets a value that indicates whether closed captioning is previewed. |
|
PreviewSource | Gets or sets the preview source setting. |
|
PreviewTap | Gets or sets the tap location from which the preview output originates. |
|
PreviewVideoProcessors | Gets the selected preview video processor collection object. |
|
ScaleHeight | Gets or sets the height of the client area of the control. |
|
ScaleLeft | Specifies the X coordinate of the origin in a custom coordinate system for the client area. |
|
ScaleMode | Specifies the unit of measure for the control. |
|
ScaleTop | Specifies the Y coordinate of the origin in a custom coordinate system for the client area. |
|
ScaleWidth | Specifies the width of the client area of the control. |
|
SelectedAudioProcessors | Gets the selected audio processor collection object. |
|
SelectedVideoProcessors | Gets the selected video processor collection object. |
|
ShowDialogPreview | Gets or sets the option to continue to display the preview during a call to the ShowDialog method. |
|
State | Gets the current state of the capture control. |
|
StillTap | Gets or sets the a value that indicates where in the stream still images are tapped from. |
|
TargetDevices | Gets or sets the target device collection object. |
|
TargetFile | Gets or sets the filename for the media target file. |
|
TargetFormat | Gets or sets the target format for the media file. |
|
TargetFormats | Gets the target format collection object. |
|
TargetObject | Gets or sets the media target object. |
|
TargetStream | Gets or sets a reference to the media target stream. |
|
TargetType | Gets and sets the media target type. |
|
TargetVCRControl | Gets the target VCR control object. |
|
TimeLimit | Gets or sets the capture time limit in seconds. |
|
TVTuner | Gets a TVTuner object. |
|
UseFrameRate | Gets or sets the option to use the frame rate specified in the FrameRate property. |
|
UseTimeLimit | Gets or sets the option to use the time limit specified by the TimeLimit property. |
|
UseVideoDeviceAudio | Gets or sets the option to use the audio source in the current video device. |
|
UsingDVDecoder | Gets a value that indicates whether the state of the DV Decoder is in use. |
|
VideoCaptureFormats | Gets the VideoCaptureFormats object that contains all the video formats available for the current capture device. |
|
VideoCaptureSizes | Gets the video capture sizes collection object. |
|
VideoCaptureStreamType | Gets the capture stream type. |
|
VideoCaptureSubTypes | Gets the video device's capture subtypes collection object. |
|
VideoCompressors | Gets the registered video compressor collection object. |
|
VideoDevices | Gets the video device collection object. |
|
VideoHeight | Gets the current video height. |
|
VideoInputs | Gets the video input collection object. |
|
VideoProcAmp | Gets a VideoProcAmp object which enables the user to adjust the qualities of an incoming video signal. |
|
VideoProcessors | Gets the registered video processor collection object. |
|
VideoWidth | Gets the current video width. |
|
VideoWindow | Gets the handle to the current video window. |
|
VideoWindowHeight | Gets the height of the video window. |
|
VideoWindowLeft | Gets the left position of the video window. |
|
VideoWindowSizeMode | Gets or sets the size mode for the current video window. |
|
VideoWindowTop | Gets the top position of the video window. |
|
VideoWindowWidth | Gets the width of the video window. |
|
Volume | Gets or sets the volume level of the audio stream for the preview output. |
|
Window | Gets the handle to the control's window. |
|
WMCertificate | Gets or sets the user assigned windows media certificate. |
|
WMProfile | Gets or sets the WMProfile object associated with this capture object. |
|
WMScripter | Provides a way to get the WMScript object. |
Public Events
| Name | Description | |
|---|---|---|
 |
Click | Occurs when the control is clicked. |
|
Complete | Occurs when the operation in progress has completed. |
|
DoubleClick | Occurs when the control is double-clicked. |
|
ErrorAbort | Occurs when an error has caused an operation abort. |
|
KeyDown | Occurs when the control has detected a KeyDown event. |
|
KeyPress | Occurs when the control has detected a KeyPress event. |
|
KeyUp | Occurs when the control has detected a KeyUp event. |
|
MediaEvent | Occurs when the control has detected a media event. |
|
MouseDown | Occurs when the mouse pointer is over the control and a mouse button is pressed. |
|
MouseMove | Occurs when the mouse pointer is moved over the control. |
|
MouseUp | Occurs when the mouse pointer is over the control and a mouse button is released. |
|
Progress | Occurs periodically during a capture operation to notify of capture progress. |
|
Resize | Occurs when the control is resized. |
|
RestartApplication | Occurs when settings changes on the capture device requires an application restart. |
|
Started | Occurs when a capture operation has started. |
