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Bahroo

macrumors 68000
Original poster
Jul 21, 2012
1,860
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For the record, Apple has never announced or said that the A8 is capable of playing 4K video, but it actually is capable of running 4K video flawlessly

http://m.tuaw.com/2014/11/21/exclusive-the-iphone-6s-a8-chip-can-play-4k-video/?post=1&icid=tuaw_home_latest_art
 
It's the optimization that makes things happen in iOS/iPhones; however, 4K video would be downscaled so it does not matter anyway.

It's not the software optimization that allows this though, it is the hardware that is capable in the A8 to play 4K videos....the Apple A8 is a beast
 
It's not the software optimization that allows this though, it is the hardware that is capable in the A8 to play 4K videos....the Apple A8 is a beast

If the software is not optimized to work efficiently with the hardware, then, the hardware alone can't do it. When I said optimization, I meant the combination of both.
 
Its a very capable chipset....I'm not interested in 4K playback but I do like being able to play back the same H.264 encodes I use on my computer on my iPhone...when I encode a Blu-ray or a DVD I like to use allot of advanced x264 settings and mobile devices often choke on features like tons of B-frames, reference frames, etc. I was surprised recently when my iPhone was handling playback of video a little over HD (2048x1080) as well as some of the more complex stuff I encode often with anamorphic properties. I can essentially throw any MKV I have into a .mp4 (within reason) and it plays back well...very nice surprise over my past devices.
 
Given that they didn't say anything about 4k playback on the phones or the Air 2, I'm hoping this means that they're planning on an Apple TV revamp.
 
Maybe they didn't say anything as 4K content at this point in time is extremely limited so it wouldn't be a big sell factor.
But have no fear more content will be available soon.
 
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