IMVSCExtDeviceControl

The IMVSCExtDeviceControl interface contains methods to control external video devices, e.g. a DV Camera.

Methods:

Typelib: MVSmartControl

Method IMVSCExtDeviceControl::ExtDeviceMode

Declaration: Function ExtDeviceMode(Filter As String) As Long

Get the mode from an external device.

 

Mode	Value
MV_EXT_DEV_MODE_STOP	0
MV_EXT_DEV_MODE_PLAY	1
MV_EXT_DEV_MODE_FREEZE	2
MV_EXT_DEV_MODE_FF	3
MV_EXT_DEV_MODE_REW	4
MV_EXT_DEV_MODE_RECORD	5
MV_EXT_DEV_MODE_RECORD_FREEZE	6
MV_EXT_DEV_MODE_STEP_FW	7
MV_EXT_DEV_MODE_STEP_REV	8
MV_EXT_DEV_MODE_PLAY_FASTEST_FW	9
MV_EXT_DEV_MODE_PLAY_SLOWEST_FW	10
MV_EXT_DEV_MODE_PLAY_FASTES_REV	11
MV_EXT_DEV_MODE_PLAY_SLOWEST_REV	12
MV_EXT_DEV_MODE_UNKNOWN	-1

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT ExtDeviceMode(BSTR Filter, LONG* value);

Method IMVSCExtDeviceControl::FastForwardExtDevice

Declaration: Sub FastForwardExtDevice(Filter As String)

Set an external device into the fast forwarding mode.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT FastForwardExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::IsExtDeviceAvailable

Declaration: Function IsExtDeviceAvailable(Filter As String) As Boolean

Check if an external device interface is availbale.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT IsExtDeviceAvailable(BSTR Filter, VARIANT_BOOL* value);

Method IMVSCExtDeviceControl::PauseExtDevice

Declaration: Sub PauseExtDevice(Filter As String)

Set an external device into the pause mode.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PauseExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::PlayExtDevice

Declaration: Sub PlayExtDevice(Filter As String)

Starts playing an external device.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PlayExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::PlayFastestForwardExtDevice

Declaration: Sub PlayFastestForwardExtDevice(Filter As String)

method PlayFastestForwardExtDevice

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PlayFastestForwardExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::PlayFastestReverseExtDevice

Declaration: Sub PlayFastestReverseExtDevice(Filter As String)

method PlayFastestRewindExtDevice

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PlayFastestReverseExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::PlaySlowestForwardExtDevice

Declaration: Sub PlaySlowestForwardExtDevice(Filter As String)

method PlaySlowestForwardExtDevice

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PlaySlowestForwardExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::PlaySlowestReverseExtDevice

Declaration: Sub PlaySlowestReverseExtDevice(Filter As String)

method PlaySlowestReverseExtDevice

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT PlaySlowestReverseExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::RecordExtDevice

Declaration: Sub RecordExtDevice(Filter As String)

Set an external device into the recording mode.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT RecordExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::RecordPauseExtDevice

Declaration: Sub RecordPauseExtDevice(Filter As String)

method RecordPause

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT RecordPauseExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::RewindExtDevice

Declaration: Sub RewindExtDevice(Filter As String)

Set an external device into the rewinding mode.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT RewindExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::StepForwardExtDevice

Declaration: Sub StepForwardExtDevice(Filter As String)

Set an external device a single step forward

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT StepForwardExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::StepReverseExtDevice

Declaration: Sub StepReverseExtDevice(Filter As String)

Set an external device a single step forward

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT StepReverseExtDevice(BSTR Filter);

Method IMVSCExtDeviceControl::StopExtDevice

Declaration: Sub StopExtDevice(Filter As String)

Stops an external device.

Parameter:

Filter

Label from the external video device filter within the filter graph configuration.

C Prototype:

HRESULT StopExtDevice(BSTR Filter);