Stereoscopic 3D Image Processing for Viewer Comfort
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Solution Overview
Problem
Stereoscopic 3D content often results in viewer discomfort due to inadequate equipment and lack of knowledge in stereography, leading to eye strain, fatigue, and negative impacts on the 3D industry.
Innovation Solution
The process involves image processing of 3D imagery from a stereoscopic camera system to detect discomfort conditions, generating alarms and automatically routing a comfortable input source using a matrix switcher, ensuring comfortable viewing by analyzing various metadata and disparity metrics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If stereoscopic 3D imagery is captured and displayed without real-time monitoring, then the system operates with simple equipment and basic processing, but viewer discomfort such as eye strain and fatigue occurs due to inadequate stereography control
Solution Approach 1:
The system performs preliminary analysis of 3D imagery parameters (disparity, convergence, depth) before display to predict potential viewer discomfort conditions. By pre-evaluating the stereoscopic content against comfort criteria, the system can prevent discomfort before it occurs, rather than reacting after problems arise.
Solution Approach 2:
The system continuously monitors 3D imagery parameters and provides real-time feedback about viewer comfort conditions. This feedback loop allows dynamic adjustment of stereoscopic parameters or alerting operators to problematic content, ensuring viewer comfort is maintained throughout the viewing experience.
2Reliability
If real-time image processing is implemented to monitor and ensure viewer comfort, then viewer discomfort is prevented, but the system complexity and processing requirements increase significantly
Solution Approach 1:
The system extracts only the critical parameters necessary for viewer comfort assessment (horizontal disparity, vertical disparity, convergence points, depth range) from the full 3D imagery data. By focusing on these specific extracted parameters rather than analyzing all image data, the system maintains processing efficiency while ensuring viewer comfort.
Solution Approach 2:
The system transforms complex 3D imagery data into simplified comfort metric parameters that can be rapidly evaluated. By changing the representation from raw image data to derived comfort parameters, the system enables real-time monitoring without excessive processing demands.
3Extent of automation
If automated alarm and switching systems are deployed to route comfortable input sources, then viewer comfort is maintained through automatic control, but the device complexity and infrastructure requirements increase
Solution Approach 1:
The system automatically identifies and routes comfortable 3D input sources without requiring manual operator intervention. The automated detection and switching capabilities allow the system to self-regulate content delivery based on real-time comfort assessment, reducing the need for human operators to manually monitor and switch sources.
Data Source
AI summary
A system for real-time image processing to maintain viewer comfort during capture, live transmission, and post-production of stereoscopic 3D imagery system comprising a) a stereoscopic 3D camera; b) an image capture processor operably connected to the stereoscopic 3D camera; c) one or more than one alarm operably connected to the image capture processor and the image display processor; d) one or more than one video switch operably connected to the display image processor; and e) a 3D display apparatus connected to the one or more than one video switch.