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Data processing systems

  • US 10,643,665 B2
  • Filed: 04/29/2016
  • Issued: 05/05/2020
  • Est. Priority Date: 04/29/2015
  • Status: Active Grant
First Claim
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1. A method of storing data collected by a digital video camera having one or more sensor devices associated therewith, the method comprising:

  • receiving an first input to cause the camera to start recording;

    opening a digital media container on a first memory based on receipt of the first input, the opening including reserving a predetermined amount of memory before a payload portion of the digital media container into which a metadata portion of the container is to be added when closing the container to create the media file;

    writing video image data based on data received from an image sensor of the camera to the payload portion of the digital media container;

    storing sensor data based on data received from the one or more sensor devices in a second memory, wherein the second memory is not used for storing video image data;

    upon receiving a second input, causing the camera to stop recording;

    after the camera has stopped recording, acquiring, from the second memory, the sensor data and incorporating the sensor data into a metadata portion in the predetermined amount of memory that was previously reserved before the payload portion of the digital media container on the first memory; and

    closing the digital media container to create a digital media file stored in the first memory.

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