[GEM-dev] pix_record issues with WinXp and Vista

[John Harrison]

do you have quicktime installed? I think [pix_record] needs it...

On Tue, Apr 14, 2009 at 7:39 AM, Loic Kessous <loic.kessous at gmail.com>wrote:

> I just see that I also have this problem and the 'quick start' doesn't work
> for me...also the 'codeclist' message crash pd on my computer.
>
> Also, I don't know which codec to use, the codec message to send, I tried
> to use a filename with .mov to see if it can guess but it doesn't work.
>
> does any body has a step by step method that works?
>
> loic
>
>
> On Feb 16, 2009, at 8:52 AM, IOhannes m zmoelnig wrote:
>
>  John Harrison wrote:
>>
>>> We are in the midst of our Pd/Gem module for our class and Gem is
>>> performing
>>> nicely on the students' varied OSes and machines. Our only real problem
>>> we
>>> have run into is that pix_record seems to be giving us some troubles on
>>> the
>>> WinXP and Vista machines.
>>> The results are not completely consistent amongst the machines but in
>>> general we especially have troubles trying to record especially from
>>> webcams. When trying to record from webcams we see messages in the Pd
>>> console like:
>>> recordQT: movie dimensions changed prev 320x61486 now 320x240 stopping
>>> recording
>>> error: recordQT : EndMediaEdits failed with error -2008
>>> Some machines cannot record from the webcam but can record from other
>>> sources, such as pix_sig2pix. Some even fail with pix_sig2pix but do
>>> succeed
>>> in recording from pix_film as is done in the pix_record example patch
>>> included with Gem.
>>> Using the attached patch, a typical failure of pix_sig2pix looks like:
>>> recordQT: movie dimensions changed prev 0x0 now 640x480 stopping
>>> recording
>>> error: recordQT : EndMediaEdits failed with error -2008
>>> This is with GEM ver 0.91-cvs compiled Apr 12, 2008, part of the latest
>>> Pd-extended 0-40.3 release for Windows. All the tested machines have the
>>> latest version of Quicktime (v7.6) installed.
>>>
>>
>>
>> a quick start is (iirc), to start the recording only _after_ you started
>>  rendering.
>> that is: [pix_record] needs to have received at least one frame of the
>> correct size before it starts recording (else it will immediately stop
>> because it thinks the frame-size has changed).
>>
>> this could be considered a fixeable issue.
>>
>> fgmadsf
>> IOhannes
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>>
>
>
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