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Contextual indexing of media items

  • US 10,095,464 B2
  • Filed: 11/04/2016
  • Issued: 10/09/2018
  • Est. Priority Date: 07/30/2014
  • Status: Active Grant
First Claim
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1. A playback device comprising:

  • a network interface;

    one or more processors; and

    tangible, non-transitory computer-readable media having stored thereon instructions that, when executed by the one or more processors, cause the playback device to perform functions comprising;

    maintaining a first index of media items, the media items indexed in the first index consisting of a particular subset of media items that are indexed in a second index, wherein each media item of the particular subset of media items meets one or more criteria indicating that the respective media item is more likely to be played back by the playback device relative to other media items indexed in the second index, wherein the first index comprises, for each media item of the particular subset of media items, a corresponding resource identifier;

    receiving, via the network interface from a network device, a request to play back a given media item;

    based on the received request to play back the given media item, searching for a given resource identifier corresponding to the given media item within the first index;

    if the given resource identifier is found in the first index, playing back the given media item according to the given resource identifier found in the first index; and

    if the given resource identifier is not found in the first index, searching for the given resource identifier corresponding to the given media item within the second index of media items, wherein the second index comprises, for each media item indexed in the second index, a corresponding resource identifier.

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