[ros-users] Digital Camera 1394 in ROS?

[Jack O'Quin]

On Thu, Mar 18, 2010 at 5:54 AM, Klaus Petersen <klaus at moegi.waseda.jp> wrote:
> Jack O'Quin さんは書きました:
>> On Mon, Mar 15, 2010 at 11:13 PM, Klaus Petersen
>> <klaus at takanishi.mech.waseda.ac.jp> wrote:
>>> Hello Jack,
>>>
>>>>  * Should this package be supported on Mac OS X?
>>>>
>>>> Libdc1394 claims to run on OS X, but the ROS experimental libdc1394v2
>>>> package defines ROS_BUILD_BLACKLIST_OSX. Is a 1394 driver useful or
>>>> needed on that system?
>>>>
>>>> Should I open tracker issues for some of these items?
>>>  From my individual standpoint, it would be very nice if the driver ran
>>> on osx as well. libdc1394 works fine on osx as far as I know. If I have
>>> time I will try to install the driver you just committed on my osx box.
>>
>> Please do, and let me know how it goes.
>>
>> Regards,
>
>
> Hi Jack,
>
> I got the node to run under macosx as well. When compiling I had an
> error with two uint declarations in camera1394.h which I fixed by
> substituting with unsigned int. I had problems with the default mode
> settings, so without changing these (or setting them as inital
> parameters) the process got locked up. I guess this is a camera specific
> problem. Also there is one notorious problem with libdc1394 on mac and
> that is a warning message that occurs for every sampled frame saying
> "libdc1394 warning: packet .. had error status 0". That can be fixed by
> commenting the respective line and recompile library however, so that is
> also no shortcoming of the node. Anyway, will continue trying..

Thanks for the report, Klaus. Good to know it works.

I committed the unsigned int fix to svn. I see some other potential
portability problems I'll probably fix in the build soon. Maybe you
can re-test that, too (will let you know when).
-- 
 joq