LED WALL을 활용한 버추얼 프로덕션 연구: 실시간 촬영과 합성에 관한 연구

Research on virtual production using LED WALLs: Research on real-time shooting and compositing

This study explores how REDSPY and LED WALL technology emerged as innovative solutions in response to the limitations of overseas location shooting during the COVID-19 pandemic. As the global crisis disrupted traditional production workflows, Korean content creators increasingly turned to virtual production environments, enabling real-time shooting and compositing without the need for physical travel. REDSPY, a precision optical camera tracking system, synchronizes camera movement and lens distortion with 3D backgrounds generated by Unreal Engine. When combined with LED WALL displays, it allows for the seamless integration of live-action footage with virtual environments in real time. This dynamic interaction significantly reduces post-production workload and offers directors immediate visual feedback on set. Despite challenges such as high initial costs, color calibration discrepancies, and technical complexity, these technologies present substantial benefits: enhanced creative freedom, budget efficiency, scheduling flexibility, and immersive realism. Through a detailed analysis of market trends, operational principles, and on-set application, this paper demonstrates that REDSPY and LED WALL are not merely temporary fixes, but foundational tools for the future of global filmmaking. Ultimately, this study positions these technologies as transformative forces capable of redefining visual storytelling, particularly within the context of Korea’s expanding content industry.