[ros-users] Firewire camera synchronization

Jack O'Quin jack.oquin at gmail.com
Thu Dec 2 20:21:09 UTC 2010


On Thu, Dec 2, 2010 at 11:48 AM, Blaise Gassend <blaise at willowgarage.com> wrote:
>> Just to make things clear: it will still not be a good solution for
>> firewire camera users
>> as images will still be unsynchronized. Only one process grabbing two
>> cameras will solve
>> this issue with high end firewire cameras such as the Flea2 which send
>> automatically synchronized frames
>> when the acquisition is done atomically.

What DC1394 command triggers this acquisition?

Or, is it something device-specific?

> OK, I agree with you here. If a combined driver can easily cause the
> cameras to be triggered simultaneously then there is value in adding
> support for this to the camera driver itself.

-- 
 joq



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