PPCDN course details Simulcast's role in low-latency live streaming

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The fifth episode of the PPCDN Low-Latency Live Streaming Course explains Simulcast technology. Simulcast allows a sender to encode multiple video quality layers simultaneously, eliminating the need for server-side transcoding. This approach is currently favored over Scalable Video Coding (SVC) due to better compatibility within today's codec ecosystem, particularly for H264 and HEVC. The course details how this method reduces server load by forwarding pre-encoded layers. It also outlines PPCDN's specific implementation and layer caps for its product.

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