mbg wrote: 
> Sure - I wasn't trying to imply that the transcoding load was being
> decreased, just that there was one less process in the pipeline (i.e.
> using AAC -> FLAC, both faad and flac were used in conjunction, whereas
> with AAC -> MP3, I only saw one FAAD process running - I assumed faad
> was doing both the decoding and encoding). I guess the processing load
> would be similar, but I was just trying to determine whether any of the
> codecs in the pipeline were causing the issue... so by removing one
> factor (i.e. the separate flac binary), it seemed useful.
> 
> Maybe I should have specified - I'm running this on a Core i7-3770
> (3.4GHz) with SSDs and 32GB RAM and very little concurrent load during
> the testing. This is on Windows Server 2012 R2.
> 
> For DNS, I'm using the Windows Server DNS service which relays to my ISP
> for external lookups.

Wasn't there a Windows specific issue about Windows caching DNS info for
too long ?

I'm not disagreeing with your method to minimise rebuffering - just that
the underlying cause of the problem was not detailed.

The rebuffering is a difficult problem to pin down and as a result ther
has been no defintive solution. I'm outside the UK so with lower data
rates the issue is not as prevalent but when it starts happening I have
tried multiple tests and added instrumentation to LMS and AFAICT LMS
handling of DNS requests for BBCiPlayer plugin has some sort of problem
when compared to ffmpeg doing the same DNS request on the same stream
resulting in the plugin missing a segment.  With live streams LMS can
only buffer a few seconds of audio by delaying audio start. Once the
live stream has started playing with each segment missed this buffer is
depleted until you get rebuffering which is effectively stop and start
the stream again.  The rebufferiing is not as noticeable with Listen
Again since whole p[rogram is available it is possible to refill the
buffer while audio is playing in realtime


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