Grabber::hasFPSList Method
Checks whether the currently selected video capture device supports different frame rates that can be set by the user.
Syntax: 
bool hasFPSList() const;
bool hasFPSList( const VideoFormatItem& op ) const;
Parameter Description
VideoFormatItem

Specifies the video format that should be checked for supported frame rates. If no video format is specified, the currently selected video format is used.

Return value:

true if the device supports different frame rates for the given video format, false otherwise.

Remarks:

If the device supports multiple frame rates, list can be retrieve by getAvailableFPS.

This method supersedes Grabber::isFrameRateListAvailable.

Information:

Introduced in version 3.5
See also: Grabber, Grabber::getAvailableFPS, Grabber::getFPS, Grabber::setFPS

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