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（1）Data loading

  1. Click the "Post - processing" button at the bottom of the Astra professional software interface to enter the post - processing interface;
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  1. Click "File - Load Motion Capture Data" to import the captured data file with the ".cap" extension, or directly select the cap data file from the "File" drop - down menu at the bottom corner of the interface.
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  1. When importing a.cap file, if the cap file is large, a loading file progress prompt window will be displayed on the software interface. When switching cap files in post - processing mode, the software will release the memory of the previously loaded cap file to load the selected imported cap file. During the release process, the software will also display a memory release progress prompt window.
  2. When loading.cap data in post - processing mode, the frame rate set by the software when recording this set of data, the recording time, and the version number will be displayed on the status bar at the bottom of the software.
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  1. Quickly view the captured content of the imported data in the 3D interface by dragging the pointer on the timeline at the bottom of the interface, or perform operations such as playing, playing in reverse, advancing/rewinding frame by frame by clicking the operation buttons below the timeline.
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  1. If the recorded cap data contains a reference video, you can open the reference video view of the software during post - processing. Click play to view the recorded reference video.
  2. You can also use the data frame selection button to select the data loaded for post - processing.
    • The first button from left to right directly below the post - processing interface is the "Select Backward Frame" button. Double - click any frame on the timeline and click the "Select Backward Frame" button, and the software will select that frame and all the frames before it.
    • The second button from left to right in the lower - right corner of the post - processing area is the "Select Forward Frame" button. Double - click any frame on the timeline and click the "Select Forward Frame" button, and the software will select that frame and all the frames following it.
    • The third button from left to right in the lower - right corner of the post - processing area is the "Select Current Frame" button. If all frames on the timeline are selected, double - click any frame on the timeline at this time, and after clicking the "Select Current Frame" button, the software will only select this single frame.
    • The fourth button from left to right in the lower - right corner of the post - processing area is the "Select Visible Frames" button. After clicking this button, all the frames on the timeline will be selected.
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Quickly jump to the specified frame​

  • In the input box labeled "Jump" below the post - processing mode, enter the frame number you want to jump to. After pressing the Enter key, it will jump to that frame.