Poznan Multiview video acquisition system
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Transcript of Poznan Multiview video acquisition system
Multi-view video acquisition system
Poznań University of TechnologyChair of Multimedia Telecommunications and Microelectronics
Motivation
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system
• Main goal of system – easy acquisition of synchonized multi-view video
• Typical application – acquisition of interactive video that after processing provides the ability for a viewer to watch the scene from arbitrary virtual viewpoints
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Multi-view system with linear camera placement
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system
• First version of the multi-view video acquisition system
• 9 CANON XH-G1 cameras installed on one rigid stand
• Wired synchronization of cameras and video acquisition
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Multi-view system with arbitrary camera placement
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system
• Practical, portable and easy to use multi-camera system
• Camera placement is fully arbitrary – depends on characteristics of recorded scene
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Multi-view system with arbitrary camera placement
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system
• 10 independent camera modules
• High mobility of each module:
• Recording of 100 minutes of uncompressed HD video
• Up to 4 hours of continuous operation
• Remote control and monitoring of recording process
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Camera module
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 6
• Receiver/Transmitter of radio synchronization signal• Wireless 802.11/bgn standard receiver/transmitter• HD-SDI video input• Hard drive controller with SATA interface• Power supply block
Acquired test sequences – Poznań Blocks
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 7
Acquired test sequences – Poznań Parking
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 8
Acquired test sequences – Poznań Service
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 9
Acquired test sequences – Poznań Team
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 10
Exemplary free-viewpoint sequence
Chair of Multimedia Telecommunications and Microelectronics
Poznań University of TechnologyMulti-view video acquisition system 11