Ok, I picked a recent file. According to Wikipedia, this is a pretty standard size because of the encoder .. and you can't use a different one.
General
Complete name : R:\client_ryzom_rd 2014-07-20 00-08-01-60.avi
Format : AVI
Format/Info : Audio Video Interleave
File size : 3.95 GiB
Duration : 2mn 4s
Overall bit rate : 273 Mbps
Video
ID : 0
Format : Fraps
Codec ID : FPS1
Duration : 2mn 4s
Bit rate : 267 Mbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate : 60.000 fps
Color space : YUV
Bit depth : 8 bits
Bits/(Pixel*Frame) : 4.826
Stream size : 3.86 GiB (98%)
Audio
ID : 1
Format : PCM
Format settings, Endianness : Little
Format settings, Sign : Signed
Codec ID : 1
Duration : 2mn 4s
Bit rate mode : Constant
Bit rate : 6 144 Kbps
Channel(s) : 2 channels
Sampling rate : 192 KHz
Bit depth : 16 bits
Stream size : 91.1 MiB (2%)
Alignment : Aligned on interleaves
Interleave, duration : 995 ms (59.67 video frames)
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