Real-Time Audio-Visual Effect Control in Video Creation

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Solution Overview

Problem

Existing video creation platforms have limited techniques for controlling and selecting audio and visual effects, requiring unnecessary user actions and degrading the user experience.

Innovation Solution

Techniques for controlling audio and visual effects based on real-time audio and video input, using machine learning models to analyze characteristics such as pitch, tone, and movement, allowing for dynamic modifications in video and audio elements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional video creation platforms are used with manual effect control, then users have full control over effects, but the process becomes complex and time-consuming

Engineering Contradiction:
Improveease of effect applicationVSAvoidtime for effect selection and application
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically applies visual and audio effects by analyzing input characteristics without requiring manual user selection. The processor autonomously determines which effects to apply based on detected features such as audio amplitude, frequency, or video frame analysis, eliminating the need for users to manually search and select effects.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-defines multiple visual and audio effects that can be automatically triggered based on analyzed input characteristics. By having effects ready and configured in advance, the system can immediately apply appropriate effects when specific conditions are detected, eliminating the time users would otherwise spend selecting and configuring effects manually.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If automated effect application is implemented, then user experience is improved, but the system complexity increases

Engineering Contradiction:
Improvevideo creation speedVSAvoidsystem processing complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system divides the video creation process into separate analysis and application stages. The processor first analyzes specific characteristics of the input (audio amplitude, frequency, video frames), then separately applies appropriate visual or audio effects based on the analysis results. This segmentation allows for efficient processing while maintaining system manageability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The processor is designed to perform multiple functions: analyzing audio characteristics, analyzing video characteristics, selecting appropriate effects, and applying those effects. This multi-functional approach consolidates what could be separate complex systems into a single unified processor, reducing overall system complexity while maintaining high productivity.

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

Data Source

PatentUS12548225B2Audio or visual input interacting with video creation
Publication Date: 2026.02.10 TIKTOK INC
  • US12548225B2 patent drawing
  • US12548225B2 patent drawing
  • US12548225B2 patent drawing

AI summary

A first type of input may be received via a first component of a computing device during creation of a video item. The first type of input may correspond to a first type of element associated with the video item. Characteristics of signals in the first type of input may be determined, in real time, based on the first type of input. At least one modification may be caused to a second type of element associated with the video item based at least in part on the characteristics of the signals in the first type of input. In some examples, the first type of input may be audio input, and the second type of element may comprise a visual element. In other examples, the first type of input may be video input, and the second type of element may comprise an audio element.