Transcoding is essential for professional IPTV services:
- Adaptive bitrate streaming: Convert one source into multiple qualities (SD, HD, Full HD, 4K) so viewers on slow connections don't buffer
- Format conversion: Convert between MPEG-TS, HLS, DASH, and RTMP formats for different devices
- Resolution downscaling: Serve SD streams to mobile devices to save bandwidth
- Codec conversion: Transcode from H.264 to H.265/HEVC for 40-50% bandwidth savings