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RTMP vs RTSP. How to Choose the Right Streaming Protocol

Blog post from Red5

Post Details
Company
Date Published
Author
Red5 Team
Word Count
2,070
Company Posts That Month
2
Language
English
Hacker News Points
-
Post removed?
No
Summary

RTMP (Real-Time Messaging Protocol) and RTSP (Real-Time Streaming Protocol) are two pivotal streaming protocols that have significantly influenced media delivery. RTMP, developed by Macromedia and now owned by Adobe, is primarily used for streaming to social platforms like YouTube and Facebook, offering reliable transmission over TCP but facing limitations due to the phasing out of Flash. Enhanced RTMP (ERTMP) introduces advanced features like ultra-low latency and H.265 support. RTSP, developed by RealNetworks and others, uses RTP for efficient low-latency streaming, making it ideal for IP cameras and IoT devices, though it requires specialized players and is less CDN-friendly. While RTMP is widely supported by encoders and suitable for social media and older hardware, RTSP is favored in controlled environments like security networks due to its low latency. The choice between RTMP and RTSP depends on specific streaming needs, with RTMP excelling in scenarios where reliability and widespread platform support are crucial, and RTSP being optimal for low-latency, device-based streaming.

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