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Posted by Mike Kujbida on 05/22/07 11:51
Rick Merrill wrote:
> Mike Kujbida wrote:
>> Rick Merrill wrote:
>>> David McCall wrote:
>>> ....
>>>> Firewire (IEEE 1394) is much more robust. All of the DV cameras
>>>> use IEEE 1394 for transfer to and from the computer. Most computers
>>>> come with built-in IEEE 1394 ports these days.
>>>
>>> Actually, USB2 achieves higher actual throughput than Firewire
>>> implementations.
>>
>>
>> That's correct but firewire is still the preferred choice for
>> full-frame full-motion (i.e. 720 x 480 30 fps (in NTSC land) or
>> higher) video.
>>
>> Mike
>
> I use firewire for DV25 capture but I would prefer usb2 for mpeg files.
>
> Would you expand on WHY firewire is the 'preferred' choice?
USB is fine for webcam-type video (320 x 240) as well as data transfer
from hard drive to hard drive or computer but it can't take the
sustained data rate of full-frame full-motion video without dropping
frames like crazy.
Mike
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