[mythtv-users] lossless_cut issue with UK HD recordings

[Grzegorz Sikorski]

Thanks, I will give it a try. I have only Celeron J1800 machine, so I
wanted to avoid transcoding, but if this is the only way, I will do it.
On 2 Mar 2015 23:09, "Paul Gardiner" <lists at glidos.net> wrote:

> On 02/03/2015 22:36, Grzegorz Sikorski wrote:
>
>> Hi,
>>
>> I have tried to use lossless_cut tool with my MythTV setup. This tool is
>> great and it works perfect for all my SD channels recording. However I
>> could not get proper output mkv video for any UK Freeview HD channels. I
>> got properly cut movie, but with destroyed audio (it is not playable on
>> any player, tried VLC, Totem and even Windows Media Player). Some movies
>> have audio broken (VLC displays error message on audio path), some have
>> just "silent" path. After some deep search I found this topic:
>> https://tvheadend.org/boards/5/topics/6808. It seems the audio cannot be
>> properly played since UK broadcasters change audio codec during
>> transmission (e. g. switching codecs between commercial brakes and
>> actual movie). Could anybody confirm this is a related issue? If so, is
>> there any known workaround?
>>
>
>
> For UK Freeview HD, one way that works well is to use mythtranscode in
> fifo dir mode run into ffmpeg. Shame to decompress and recommpress
> again, I know, but the results are good. There's an example script
> here: http://www.mythtv.org/wiki/Example_Script_using_
> mythtranscode_in_fifodir_mode
> that can be set up as a user job.
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