Extracting data from GCF files

The easiest way to extract data from a GCF file is by using the “View” mode of Scream.

  • Right-click on the file and select View with Scream from the context menu. Alternatively, from the command line, type scream -view filename where filename is the path to the file containing the GCF data
  • Hold the the shift key key and the left-mouse button, then drag over the area of interest until the screen displays only the data you want.
  • Release the the shift key key and select Save from the pop-up menu.

You can save the data in any of the formats that Scream supports.


It is also possible to extract data from a GCF file using GCFinfo.

  1. Install GCFinfo on your PC.
  2. Right-click on the GCF file and select View.

    Select ViewTime Section or use the mouse to zoom in until the window displays only the data you want.

  3. Select FileSave As… and choose a name for the new file.

You can also save in the other formats supported by gcfinfo, allowing quick and easy extraction of data for analysis in other applications.

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