How to download and play a video file (format is unimportant, even the most unknown one) using C#?

Question

C++ / C#

Hey! It is necessary to load and play a video file (the format is unimportant, even the most unknown one) using C #.
Work algorithm:
1. Loading a video file
2. Streaming playback (it is enough just to get an array of bytes of the current picture)
From the requirements:
1. Speed ​​of execution: decoding should be quite fast
2. The library can be used for commercial purposes
3. Support for 1080p
4. No need for the final the user to install additional codecs
5. Audio stream decoding is not necessary (optional)
PS DirectShow is not offered.

Answer 1

There are standard formats for streaming video/audio (RTP/SRTP, etc.). Further display using codecs.