slow makeMKV to Handbrake from Blu Ray

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nlombard1
Posts: 3
Joined: Mon Feb 20, 2012 10:58 pm

slow makeMKV to Handbrake from Blu Ray

#1 Post by nlombard1 » Mon Feb 20, 2012 11:06 pm

I have the Blu Ray Star Trek (New) disc and made it into MakeMKV file using external player, takes an hour or so, thats okay.
When I convert it with handbrake, because it wont play on my Mac's VLC very well as a makeMKV, that is taking about 16 hours, only about 3 bits per second rate vs a DVD rate usually about 30 per second, and the final file is about 8 Gigs, which seems small, though seems to play well.

Any ideas how to speed this up? I am a newbie and not too techie so please dummy it down for me! Thanks

Woodstock
Posts: 10293
Joined: Sun Jul 24, 2011 11:21 pm

Re: slow makeMKV to Handbrake from Blu Ray

#2 Post by Woodstock » Tue Feb 21, 2012 2:10 am

Are you running the release version of Handbrake (0.9.5) or one of the nightly builds? There are significant speed improvements in the nightlies!

But compressing a BD at high definition does take a while, and a lot of memory.

8gb is about right for Star Trek at 1920x1080 resolution, compressed with quality set at the default RF:20.

robpdotcom
Posts: 86
Joined: Thu Nov 11, 2010 5:58 pm

Re: slow makeMKV to Handbrake from Blu Ray

#3 Post by robpdotcom » Tue Feb 21, 2012 3:44 am

I don't know the capabilities of VLC on a Mac, but I'd figure out why the file MakeMKV creates won't play - unless you need to save space.

Smithcraft
Posts: 654
Joined: Mon May 02, 2011 8:56 pm
Location: Seattle, WA

Re: slow makeMKV to Handbrake from Blu Ray

#4 Post by Smithcraft » Tue Feb 21, 2012 7:22 am

A Bluray has close to six times the data that a DVD does, so it takes longer to transcode with Handbrake.

Also, I presume you mean 3 frames per second, not 3 bits per second.

I would also recommend asking at the Handbrake forums for Handbrake advice.

SC

speters415
Posts: 6
Joined: Thu Feb 25, 2010 12:02 am

Re: slow makeMKV to Handbrake from Blu Ray

#5 Post by speters415 » Sat Mar 31, 2012 7:24 am

.mkv files playback fine with vlc, I have been doing it for many years. But every once in a while I will have a file that doesn't playback smoothly, but that is only maybe 1 out of every 20-30. What type of mac are you using?

Smithcraft
Posts: 654
Joined: Mon May 02, 2011 8:56 pm
Location: Seattle, WA

Re: slow makeMKV to Handbrake from Blu Ray

#6 Post by Smithcraft » Sat Mar 31, 2012 8:05 am

I doubt you will get a response as that user hasn't been back since the 25th of February.

SC

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