Цитата
отсюда:
These are the technical requirements for our footage:
Length:
Between 5 - 60 seconds is recommended.
Containers
The containers (or file extensions) we accept are: .avi, .dv, .m4v, .mov, .mp4, .mpg, and .mpeg.
Frame Rates
There is no official limit to the frame rates that are accepted, but we advise not to go over 100-120 fps.
Frame Size
The minimum acceptable frame size is 480px vertical resolution for SD files and 720px for HD.
Accepted Video Codecs
8bps (8BPS)
camtasia (tscc)
cinepak (cvid)
dvvideo (AVdv, dv5n, dvc, dvcp, dvh3, dvh5, dvsd)
h264 (avc1)
indeo3 (IV32)
indeo5 (IV50)
mjpeg (AVDJ, AVRn, jpeg, LJPG, mjpa, MJPG)
mjpegb (mjpb)
mpeg1video
mpeg2video (hdv1, hdv2, xdvb, xdvf)
mpeg4 (3IV2, DX50, FMP4, M4S2, mp4v, XVID)
msmpeg4 (DIV3, MP43)
msvideo1 (CRAM, msvc)
png (png)
prores (apch, apcn, apcs)
qtrle (rle)
rawvideo
rpza (rpza)
svq1 (SVQ1)
svq3 (SVQ3)
vp6 (VP62)
wmv3 (WMV3)