Media Slicing and Stitching for Live Stream Editing

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Solution Overview

Problem

Existing technologies face challenges in efficiently editing and modifying streaming media, particularly in interactive presentations, due to difficulties in making changes to streaming video/audio and resource constraints such as memory and storage limitations, especially in mobile environments.

Innovation Solution

The implementation of pre-processed media slicing and stitching technology allows for the generation of a single continuous output media file by splitting recorded media files into segments based on user-defined time markers, enabling dynamic editing and re-recording of audio/video narrations in a mobile app, with features like offline access and powerful editing options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If streaming media is recorded and edited professionally, then editing quality is improved, but cost increases significantly

Engineering Contradiction:
Improveediting qualityVSAvoidcost
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The patent implements self-service editing by enabling end users to perform media editing operations directly within the presentation software. Users can trim, cut, split, and stitch video and audio clips themselves without requiring professional editors, thereby eliminating the need for expensive external editing services while maintaining adequate editing quality for presentation purposes.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If streaming media is edited with complex professional tools, then editing capability is improved, but device complexity increases

Engineering Contradiction:
Improveediting capabilityVSAvoidsoftware complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent integrates multiple editing functions (trimming, cutting, splitting, stitching) and media handling capabilities into a single presentation software application. This universal approach allows users to perform various editing operations without needing separate specialized tools, reducing overall system complexity while maintaining versatile editing capabilities.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces an automated media processing intermediary that handles the complex stitching and synchronization of video and audio clips. This intermediary component automatically aligns media segments with slide transitions and handles technical complexities behind the scenes, allowing users to access sophisticated editing capabilities through simple interface commands without directly managing the complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If streaming media is processed and stored locally, then offline access is improved, but memory and storage resources are consumed

Engineering Contradiction:
Improveoffline accessVSAvoidstorage space
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The patent extracts and stores only the essential media clips and presentation content locally on mobile devices, while maintaining the ability to access additional resources online when available. This selective extraction approach enables offline access to core presentation materials while minimizing local storage consumption by not duplicating entire media libraries.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10728354B2Slice-and-stitch approach to editing media (video or audio) for multimedia online presentations
Publication Date: 2020.07.28 OPENEXCHANGE INC
  • US10728354B2 patent drawing
  • US10728354B2 patent drawing
  • US10728354B2 patent drawing

AI summary

Systems and methods for driving workflow and dynamic configuration of streaming media in an electronic slide-based presentation may be provided. Software may be provided to create audio/video presentations using a slideshow. A user may record a live audio/video narration of the slideshow. The audio/video narration (e.g. a live stream) may be recorded simultaneously while a user is advancing the slideshow. Markers may be dynamically inserted in real-time as the live stream is recording, for slicing, such that the recording may be split into slices in response to advancing the next slide. Such slices may be mapped to corresponding slides of the slideshow. Re-recordings may be generated such that they can be dynamically stitched as part of the stream. Once the narration is completed, a final audio/video stream recording may be compiled and uploaded to a cloud-based server, where presentation is generated incorporating the slideshow and audio/video recording.