Computer Audio Playback Engine Snapshot and Waveform Control
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Solution Overview
Problem
DJ software lacks flexibility and efficiency in applying audio effects and mixing techniques, particularly in managing snapshots, scratching files, and waveform displays, which hinders seamless integration of audio files and external control devices.
Innovation Solution
A music and audio playback system on a computer with a playback engine that allows snapshot management, sampler modules for direct playback of samples, and waveform displays for monitoring audio beats, enabling quick changes to effects, mixing, and playback settings through user-defined controls and external devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional turntables and CD players are used for audio playback, then physical manipulation of records and CDs enables sound effects creation, but the system lacks flexibility and efficiency in applying audio effects and mixing techniques
Solution Approach 1:
The patent replaces mechanical turntables and CD players with a computer-based playback engine that processes audio files digitally. This substitution enables flexible application of audio effects through software controls while maintaining the essential function of creating sound effects, thereby improving adaptability without requiring complex mechanical systems.
Solution Approach 2:
The playback engine is designed to handle multiple audio file formats and support various audio effects processing functions within a single system. This multi-functionality allows the system to perform playback, effects processing, and mixing operations universally, eliminating the need for multiple specialized devices and reducing overall system complexity.
2Productivity
If multiple controls and settings are applied for audio effects, then complex mixing techniques can be achieved, but quick changes to effects and mixing settings become difficult to perform
Solution Approach 1:
The system allows users to pre-configure multiple controls and settings for audio effects in advance. These pre-configured settings can be quickly recalled and applied during performance, enabling fast changes to effects and mixing parameters without manually adjusting multiple controls, thus improving both productivity and ease of operation.
3Adaptability or versatility
If computer-based audio tools are used, then new techniques and flexibility are enabled, but integration with external control devices becomes challenging
Solution Approach 1:
The playback engine is designed with universal interfaces that can accept and process control signals from various external devices such as MIDI controllers, rotary encoders, and other DJ equipment. This multi-functional capability allows seamless integration of external control devices while maintaining the flexibility to implement new mixing techniques, reducing integration complexity through standardized communication protocols.
Data Source
AI summary
A music and audio playback system is implemented on a computer with a playback engine that enables the operator to apply a variety of effects. The system may store one or more snapshots, or a combination of settings for a plurality of controls that are applied by the playback engine. These snapshots allow for changes to settings for effects, mixing and playback to be made quickly, some of which would normally be difficult to perform. A sampler module permits a user to specify one or more samples that may be triggered for playback. The most frequently used samples may be designated as scratching files that may be quickly activated through the push of a button (or other control). Additionally, a waveform display represents a window of audio samples around a current playback time.