[mythtv-users] Bluray/m2ts high bitrate and resolution tips
oliver.greg at gmail.com
Fri Dec 17 21:45:13 UTC 2010
On Fri, Dec 17, 2010 at 3:37 PM, Nick F <nikos.f at gmail.com> wrote:
> On Fri, Dec 17, 2010 at 3:13 PM, Greg Oliver <oliver.greg at gmail.com> wrote:
>> I just got a bluray drive for my backend, and also have a a lot of
>> camcorder files in the same format. I have been trying unsuccessfully
>> to make the playback smoother, so wanted to see what others are doing
>> - other tnan transcoding :)
>> The required network peaks at about a constant 45 mb/s for my
>> camcorder files, and the bd movies I have copied off seem to max at
>> 42, although the raw content is 36, so the IP and Myth overhead.
>> My main issue is seeking. To a remote frontend (revo 1600) it is
>> almost unplayable if I try and seek. I can literally wait about a
>> minute for a seek to complete. I just had a thought to build a seek
>> table for these, so I will try that. On the machine it is stored on,
>> it is quite a bit better, but it is a beefy machine, so I would expect
>> it to be very good. Reading about the HD Ringbuffer size makes me
>> think it is irrelevant in regards to this, and changing it seems to
>> not make a difference.
> I don't have any issues playing back m2ts files from my bluray discs.
> I have a GigE network and play back on ION frontends / vdpau. With
> the files I have issues with a quick seek table rebuild normally cures
> things. mythcommflag --video XXXX.m2ts
Sounds similar to my setup. I was just about to re-post to say that
rebuilding the seektable solved it. I should have thought of that
earlier since I have had to do it once before. I'll add it to my
scripts that copy from sdhc to the backend.
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