[Icecast] Need help with streaming multiple file types and bitrates

[Michael Z Freeman]

Thanks everyone.

So it's possible but it looks like I'd need to do some testing with 
various clients.

For the moment I'll stick to a 320kbps stream and maybe an alternative 
flac one.

------ Original Message ------
From: "Petr Pisar" <petr.pisar at atlas.cz>
To: icecast at xiph.org
Sent: 25/07/2021 13:36:11
Subject: Re: [Icecast] Need help with streaming multiple file types and 
bitrates

>V Sun, Jul 25, 2021 at 10:33:58AM +0000, Michael Z Freeman napsal(a):
>>  I'm using Liquidsoap. I have some DJ mixes (originally from C90 tape)
>>  that vary in bitrate. I could have a separate mount point for each mix
>>  but want to create a radio station like format with each mix playing one
>>  after another (with a jingle between each one or over quiet parts). So
>>  is there a way of doing that; playing one mix after another, with
>>  bitrate varying sometimes, without transcoding ? Looking at it I don't
>>  think there is but thought I'd ask anyway.
>>
>It's rather a matter of the client than Icecast. Icecast blindy forwards
>a bit stream. If your client can cope with a stream which changes bitrate
>between MP3 frames, then you will be fine.
>
>I just made a test: I created two files, one 32-bkps and another 128-kbps MP3
>file. I setup ezstream-0.6.0 to stream them in a loop without reencoding into
>an Icecast server, and used mpv (ffmpeg-based) and mpg123 (an independ MP3
>decoder implementation) without any problems. I saved a stream reproducing
>3 loops of the 2 files and verified that the stream size is roughly
>equivalent to a tripple of a sum of the two file sizes. Hence indeed no
>recoding was performed.
>
>-- Petr
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