Date : June 12, 2007
Status : Commercial Demo
Limitations : nag-screens, stops randomly
System : Windows 95/98/ME/2000/XP, DirectX7/8/9
Home page : http://www.datastead.com
Alt home page : http://www.delphicity.com
Contact : contact@datastead.com
Support : support@datastead.com
Order : http://www.datastead.com/vidgrab/order.htm
READ FIRST!
This package contains only :- the compiled MainDemo.exe,
- the user guide,
- the help files,
- the demo projects for Delphi and C++Builder.
Go to : http://www.datastead.com/vidgrab/download.htm
To download also the TVideoGrabber component that matches your compiler.
DELPHI / C++BUILDER NATIVE VCL COMPONENT INSTALL
NOTE : if you get an error when installing TVideoGrabber on the component palette, probably that you need to apply a Delphi or C++Builder update pack (see details in the "UPDATE PACKS" chapter below).- Exit Delphi or C++Builder,
- unzip the package archive to a folder of your choice (e.g. c:\vidgrab)
- copy all the VidGrab.* and TVidGrab.* binaries to your ...\Borland\Delphi?\Imports or ...\Borland\CBuilder?\Imports directory,
- run Delphi or C++Builder,
- select Component | Install packages,
- press the "Add" button,
- locate the TVidGrab.bpl file in the \Borland\...\Imports directory and select it,
- Select Open
- Click "Ok"
- Check the "Datastead" tab in the right of the component palette. The TVideoGrabber object should have been added.
OCX COMPONENT INSTALL
- Copy the following files :. VideoGrabberXControl.ocx,
. RegVGX.cmd
. UnregVGX.cmd
in the installation directory of your choice (e.g. c:\Program Files\VideoGrabber)
- run the "RegVGX.cmd in the installation directoty to register the component
To remove the component :
- run UnregVGX.cmd in the installation directory,- delete the installation directory.
DELPHI AND C++BUILDER UPDATE PACKS
TVideoGrabber has been compiled with the latest update packs applied on Delphi and C++Builder.If you get an error when installing TVideoGrabber on the component palette, e.g. like :
"the procedure entry point ... procedure$qri ... could not be located in library Vcl40.bpl"
you need to apply the latest BORLAND update packs on your Delphi or C++Builder version.
This problem has been reported especially with Delphi 4, where you need to apply "d4upd2.exe".
visit the following pages at Borland to download the latest update packs :
Delphi : http://info.borland.com/devsupport/delphi/downloads/index.html
C++Builder : http://info.borland.com/devsupport/bcppbuilder/
INSTALL TROUBLESHOOTING
"TVidGrab.??? file not found" error when compiling or linking a TVideoGrabber project :- go to Tools | Environment Options | Library, and check that there is ;$(DELPHI)\Imports (Delphi) or ;$(BCB)\Imports (C++Builder) in the Library path, otherwise add it at the end of the edit field.
- go to Project | Options | Packages, check "Build with runtime package", go to the end of the packages edit field, remove ";TVidGrab", and then uncheck "Build with runtime package".
DELPHI TRIAL VERSIONS :
The trial versions of Delphi comes with a different DCU format than the real one. You can't use TVideoGrabber or other third party components in the trial, otherwise you will get the following error when building the project :Access violation at address nnnnnn in module dcc60.dll read of address nnnnn.
