[mythtv-users] "phantom" subtitles on DVD

Ian Evans dheianevans at gmail.com
Sun Nov 23 08:32:27 UTC 2014


On Sun, Nov 23, 2014 at 3:29 AM, Ian Evans <dheianevans at gmail.com> wrote:

>
> On Sat, Nov 22, 2014 at 9:28 PM, Ian Evans <dheianevans at gmail.com> wrote:
>
>>
>>
>> On Sun, Sep 22, 2013 at 9:26 AM, Jim Stichnoth <stichnot at gmail.com>
>> wrote:
>>
>>> On Sat, Sep 21, 2013 at 7:30 PM, Ian Evans <dheianevans at gmail.com>
>>> wrote:
>>>
>>>> On Sat, Sep 21, 2013 at 9:51 PM, Doug Lytle <support at drdos.info> wrote:
>>>>
>>>>> Ian Evans wrote:
>>>>> > Any tweaks I should be looking at?
>>>>>
>>>>> I've seen it happen many times.  I use SubtitleEditor to correct the
>>>>> timings.
>>>>>
>>>>>
>>>> Thanks, Doug, I'll take a look at that. Just strange that they don't
>>>> even appear for the first 10 mins or so. If I look at the srt file in
>>>> mousepad, all the dialogue is there.
>>>>
>>>
>>> I have a number of DVDs that claim to have closed captions, but whose
>>> display in MythTV is sporadic at best.  From what you're describing (all
>>> caption text seems to be intact in the .srt file), it sounds like the
>>> timecodes might be messed up in the original DVD MPEG source.  Do the
>>> timecodes in your .srt file look reasonable?  I.e. the duration of each
>>> subtitle, and the end time of one subtitle compared to the start time of
>>> the next subtitle.
>>>
>>> BTW, the closed captions are encoded as special packets in the MPEG
>>> file.  It is up to the player to render them onto the video image and/or
>>> insert them into the analog VBI output signal.  Only the former is possible
>>> when using component or HDMI output.  MythTV has never done the latter,
>>> though commercial DVD players probably do.
>>>
>>>
>>>
>> Sorry...been a long while since I played with this.
>>
>> Anyhoo...was able to grab an srt file for the video. Watching in myth it
>> was terribly often off, e.g. person left the room and then their dialogue
>> would appear. I downloaded the Windows version of Subtitle Edit and when I
>> open the files on my desktop the audio and subtitles were perfectly synced.
>> I had done nothing. Why would they be off in Myth?
>>
>> Just curious if SE does some autofixing when it loads. Don't have access
>> to the mythbox right now as the missus is asleep. Should I resave the .srt
>> file and check the myth in the morning?
>>
>
> Just checked. The captions are still out of sync, off by five seconds,
> sometimes ten or more despite the fact that they're perfect in Windoze.
>
> I'm wondering if this is a skipping issue I saw in some threads. The film
> opens with a few minutes of silent action so I always skip to where the
> dialogue starts.
>
> Further info:
>
> .mkv video
> external .srt file
> i.e. the file browser has title.mkv and title.srt
>
> Thanks
>
>
>
>
Also...forgot, running latest .27 fixes
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