Thread: N900 hd video encoding resolution
View Single Post
slender is offline slender
2010-12-15 , 13:44
Posts: 2,829 | Thanked: 1,459 times | Joined on Dec 2009 @ Finland
#5
Probably something to do with 8x8, 16x16 blocks that encoders use. I have not enough information on how using resolution that are not clean multiples of 16 affect different encoders & decoders. IIRC I have encoded with 800x450 h.264 and didn't notice anything special.

.edit
Some info here:
http://en.wikipedia.org/wiki/JPEG#Block_splitting

..edit
And more
http://en.wikipedia.org/wiki/H.264/MPEG-4_AVC#Features
__________________
TMO links: [iSpy] - [Power search] - [Most thanked] - [Cordia - Maemo5 UI on top MeeGo Core] - [CommunitySSU]
Last edited by slender; 2010-12-15 at 13:49.