Media Player Playlist Parsing for Dynamic Trait-Based Adaptation
Solution Overview
Problem
The development and deployment of media players for content distribution services are costly and require customization for different applications, as they need to support various features such as playback controls and switching between content and advertisements, leading to significant time and financial expenses.
Innovation Solution
A media player that selectively enables behavior based on traits exposed by components of a media presentation, using a computing system with a playlist parsing module to identify and utilize appropriate functional components for generating output, such as video or audio playback, based on traits like 'visible', 'temporal', and 'audible', allowing dynamic adaptation without restarting the player.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a specialized video or other media player is developed for different applications, then the player can support specific features of the distribution service, but development costs and time increase significantly
Solution Approach 1:
The patent implements a universal media player architecture that can handle multiple distribution service features through a single codebase. The player uses a configuration file-based approach where different service features (pay-per-view, subscription, advertisements) are defined through configurable parameters rather than requiring separate player implementations. This allows one media player to serve multiple functions across different applications.
Solution Approach 2:
The patent employs parameter-based configuration to adapt player behavior to different distribution services. By changing configuration parameters in a centralized configuration file, the same player binary can be deployed across different services with varying features. This avoids the need to recompile or recustomize the player for each service, significantly reducing development costs while maintaining feature adaptability.
2Adaptability or versatility
If a media player is customized to support distribution service features, then the player can provide specialized functionality, but customization expenses in time and funds increase
Solution Approach 1:
The patent extracts service-specific configuration details from the player code itself and places them in external configuration files. This separation allows the core player functionality to remain generic and reusable, while service-specific behaviors are defined externally. When a new distribution service is added, only the configuration file needs to be modified, not the player code, dramatically reducing customization time.
Solution Approach 2:
The patent pre-structures the player with a flexible configuration system that anticipates various distribution service features. The configuration file format is designed beforehand to accommodate different service models, allowing rapid deployment of new services by simply filling in the appropriate configuration parameters rather than performing extensive customization work.
3Adaptability or versatility
If multiple specialized players are developed for different applications, then each player can be optimized for its specific use, but the overall system complexity and maintenance burden increase
Solution Approach 1:
The patent implements a single universal player binary that can serve multiple applications through configuration-based adaptation. Instead of maintaining separate player codebases for different applications, the system uses a centralized configuration file to define application-specific behaviors. This reduces system complexity by consolidating multiple players into one while preserving the ability to optimize for different applications through configuration parameters.
Data Source
AI summary
A media player can comprise a playlist parsing module configured to parse a playlist comprising a plurality of nested elements of a media presentation and select an element of the media presentation for generating output. The playlist can comprise a nested structure of objects representative of the elements of the media presentation, with at least one declared trait applicable to one or more elements. For example, the playlist may specify a composition of a plurality of visual, audio, or other elements for generating output or other behavior in parallel and/or in series over the course of the media presentation. The media player can comprise a playback component configured to utilize at least one selectively-enabled functional component of the media player to generate output based on evaluating the trait(s) exposed by the selected element.