[mythtv-users] Jump back behavior

[Don Brett]

On 8/8/2014 2:18 PM, Dan Wilga wrote:
> On 8/8/14 10:00 AM, Don Brett wrote:
>> Using mythfrontend 0.27.3.  I've noticed the "jump-back" function is 
>> real sluggish.  There's a slight delay (up to two seconds) between 
>> pressing pg-dn and anything happening.  Some observations:
>>
>> -Watching show > press pg-up (jump back): .5 to 2 second delay
>> -Watching show > press pg-up (jump back) three times: long delay, 
>> eventually executes all three
> I can't recall seeing any speed degradation. Are you sure you're not 
> comparing different file formats or degrees of quality in the content 
> you're playing?
>
> For instance, a .mkv will usually take longer to seek than a .mpg 
> file. I assume this is because it simply takes more processing power 
> to decode. Similarly, if you're comparing 1080i vs. 480i content, 
> there could be a significant difference in speed due to having to 
> decode more than six times as much data.
>
As it turns out, it was the file format...recordings from HdPvr's are 
affected.  I guess there was an improvement in the jump method, but this 
format didn't like it.  They're working on putting in a better solution now.

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.mythtv.org/pipermail/mythtv-users/attachments/20140810/56dd9249/attachment-0001.html>