User's Manual

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226 700 Series Color Mobile Computer User’s Manual
IImage::CancelReadImage
Syntax
HRESULT IImage::CancelReadImage( );
Parameters
None.
Return Values
Status code indicating success or failure as follows:
S S_OK Imager closed.
S S_DEVICE_NOT_OPENED_E The device had not been opened.
Remarks
This function causes a pending image read of IImage::ReadImage() to re-
turn immediately with an error status. The purpose of this function is to
allow the application to release a thread blocked on the ReadImage() call.
See Also
None.
IImage::Start
Syntax
HRESULT IImage::Start( );
Parameters
None.
Return Values
Status code indicating success or failure as follows:
S S_OK Imager started.
S S_DEVICE_NOT_OPENED_E The device had not been opened.
Remarks
This function starts the image continuously capturing images.
See Also
None.