Linked Video-Subtitle Editing for Accurate Timing and Text Splits

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Solution Overview

Problem

Existing subtitle editing methods lack efficiency and accuracy, making it difficult for users to effectively match subtitles with video content during editing.

Innovation Solution

A method and apparatus that display a video playing area and a subtitle editing area in linkage, allowing for operations such as splitting and merging subtitle text items based on video time periods, with features like progress indication and synchronized audio playback to enhance editing precision.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional subtitle editing methods are used, then the editing process is simple, but the accuracy and efficiency of matching subtitles with video content deteriorates

Engineering Contradiction:
Improvesubtitle matching accuracyVSAvoidediting interface complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The interface is segmented into distinct functional areas: a video playing area for displaying video content and a subtitle editing area for editing subtitles. This segmentation allows users to work with video and subtitles simultaneously in their respective areas, improving matching accuracy without overwhelming the user with a monolithic complex interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The subtitle editing area acts as an intermediary workspace between the video content and the final subtitle output. Users can edit subtitles in this intermediate area while the video plays in the video playing area, allowing for precise timing and content matching before finalizing the subtitles.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If manual subtitle editing is performed without video synchronization, then the editing process is faster, but the accuracy of subtitle timing and content deteriorates

Engineering Contradiction:
Improvesubtitle timing accuracyVSAvoidediting time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically generating candidate subtitles and pre-binding them to video time periods before the user begins manual editing. This preliminary automatic generation and time-period binding provides a head start, reducing the time users need to spend on manual timing adjustments while maintaining high accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The video playing area provides real-time visual feedback as users edit subtitles in the subtitle editing area. Users can observe the video content while editing, allowing them to accurately judge timing and content appropriateness, and make immediate adjustments based on what they see and hear.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If subtitle text items are edited as complete blocks, then the editing operation is simpler, but the precision of subtitle content adjustment deteriorates

Engineering Contradiction:
Improveediting operation simplicityVSAvoidsubtitle content precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

Subtitle text items are segmented into individual editable units within the subtitle editing area. Users can select and edit specific portions of subtitle text independently rather than editing entire blocks at once, enabling precise content adjustments while maintaining simple text editing operations through familiar text manipulation interfaces.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12499910B2Subtitle editing method and apparatus, and electronic device
Publication Date: 2025.12.16 DOUYIN VISION CO LTD
  • US12499910B2 patent drawing
  • US12499910B2 patent drawing
  • US12499910B2 patent drawing

AI summary

Disclosed in embodiments of the present invention are a subtitle editing method and apparatus, and an electronic device. A specific embodiment of the method comprises: displaying a video playing area and a subtitle editing area, wherein the video playing area is used for playing a target video, and the subtitle editing area is used for editing candidate subtitles corresponding to the target video; and jointly displaying a video frame currently displayed in the video playing area and subtitles displayed in the subtitle editing area. Thus, a novel subtitle editing mode is provided.