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SetOutDWord on port group 0 is ignored.Ĭan be used to set or retrieve the current frame number. Portgroup 0 can only be addressed via the function SetOutBit. The details how this could be handled are explained in the following chapters. skip to the beginning or end or to the next image frame or previous frame ( +1 -1).With this it is possible to create a simple Videoplayer by your own like it is shown in the following screenshot: The interfaces and the registry entries allow to deal with Videofiles.
IGRABBER FOR WINDOWS 7 MANUAL
The documentation for all possible configurations can be found in the Common Vision Blox Manual in the Image Manager chapter. In this case access to Metadata.Īnd as a number of CVB ActiveX Controls such as the
IGRABBER FOR WINDOWS 7 DRIVER
Registration of user defined callbacks for asynchronous driver events. Image handling and acquisition (grab and snap)Ĭontrolling the videofile for Playback, goto a dedicated framenumber and more The CVB driver interfaces are implemented by the Driver DLL with Image Control- LoadImageByUserDialog method In this case it is opened via a Dialog box : AVI or MPEG) could be opened via every LoadImage-functionality in CVB. To disable to Microsoft DTV-DVD Decoder search with your favorite search engine in the internet "How to Disable Microsoft Windows 7 built-in Microsoft DTV-DVD Decoder".Ī Video file ( eg. The Microsoft DTV-DVD Decoder has to be disabled and another decoder like the LAV Filters or ffdshow filter has to be installed to support other video streams like H.264. This decoder is incompatible with CVB.īecause of this other video streams like H.264 are not supported with CVB on Windows by default. If these video streams are supported depends on the codecs installed on your system.įor example after installing the DivX codec on your machine, this driver is also able to playback DivX encoded video streams.įor other video streams Windows 7 and newer use the Microsoft DTV-DVD Decoder which is part of the Windows installation. The default supported video container formats are *.avi and *.mpg files.īut especially the *.avi container format can have different types of video streams (e.g.
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This driver realized via the CVBAvi.dll enables access to DirectShow compatible video files via the IGrabber interface of Common Vision Blox.