rtmp: support ingesting AV1, VP9, H265, MP3, PCM from other servers

[aler9]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 2.03252% with 241 lines in your changes missing coverage. Please review.

Project coverage is 56.60%. Comparing base (ab85249) to head (27d4643).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/protocols/rtmp/from_stream.go	0.00%	129 Missing ⚠️
internal/protocols/rtmp/to_stream.go	0.00%	106 Missing ⚠️
internal/servers/rtmp/conn.go	33.33%	2 Missing and 2 partials ⚠️
internal/staticsources/rtmp/source.go	60.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3751      +/-   ##
==========================================
- Coverage   57.08%   56.60%   -0.48%     
==========================================
  Files         190      192       +2     
  Lines       19297    19269      -28     
==========================================
- Hits        11015    10908     -107     
- Misses       7436     7521      +85     
+ Partials      846      840       -6     

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[github-actions]

This issue is mentioned in release v1.9.1 🚀
Check out the entire changelog by clicking here