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Universal container for audio data

  • US 8,494,866 B2
  • Filed: 10/31/2011
  • Issued: 07/23/2013
  • Est. Priority Date: 07/02/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • storing, in a file, audio data and metadata describing characteristics of the audio data;

    wherein the audio data is a digital encoding of audio in a particular audio encoding format;

    wherein the audio data comprises a stream of sample frames representing the digital encoding of the audio;

    wherein the metadata specifies;

    a number of sample frames at the beginning of the stream that are silent sample frames,a number of sample frames at the end of the stream that are silent sample frames, anda first value that indicates whether the particular audio encoding format is a constant bit rate or variable bit rate audio encoding format, and a second value that indicates whether the particular audio encoding format is a constant frame rate or variable frame rate audio encoding format;

    wherein the method is performed by one or more computing devices.

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