Quicktime in Squeak
karl
karl.ramberg at chello.se
Wed Jan 18 16:49:51 UTC 2006
Josh Gargus skrev:
>
> On Jan 18, 2006, at 3:23 AM, John M McIntosh wrote:
>
>> There is a problem with loading FFI api methods via Monticello, you
>> must ensure you've also loaded this version before you load any code
>> that creates FFI structured classes.
>>
>> "Name: Monticello-bf.273
>> Author: bf
>> Time: 5 January 2006, 4:33:19 pm
>> UUID: 2edc365b-9da0-4978-9b14-b53305b4914a
>> Ancestors: Monticello-bf.272
>
> Where can I find this version? http://kilana.unibe.ch:8888/Monticello
> doesn't seem to have it. Do Avi's latest versions contain this fix?
>
http://source.impara.de/mc
Karl
>>
>> Fix loading of ExternalStructures. The normal file-out code inserts a
>> #compileFields send. So we now send #compileFields when #fields was
>> changed, similar to the #initialize call."
>>
>>
>> If you've already loaded stuff then you must do a "ExternalStructure
>> compileAllFields" to fix things.
>
> Great, thanks.
>
>>
>>
>> I'll note this quicktime stuff is a moving target,
>
> Understood.
>
>> I did a bit of work today to provide a plugin that creates a squeak
>> surface object so that we can copy the form from the surface
>> into the tweak morphic, and to signal a semaphore when quicktime
>> signals a frame is completed so we know when to grab the frame for
>> display.
>>
>> I haven't published the plugin yet, and tomorrow I need to spend
>> some time with Steven in cleaning a few things up.
>>
>
> Thanks again,
> Josh
>
>
>>
>> On 17-Jan-06, at 11:37 PM, Josh Gargus wrote:
>>
>>> I grabbed some of the latest Sophie stuff:
>>>
>>> Network-URI-swr.12.mcz
>>> Files-Locations-JMM.23.mcz
>>> Sophie-FFI-Mac-JMM.6.mcz
>>> Sophie-Quicktime-swr.4.mcz
>>>
>>> However, I can't make any of the examples work. Both
>>> SophieQuickTimeMovie>>example and SophieQuickTimeMovie>>example2
>>> crash the VM.
>>> The first problem is in
>>> #callQTNewDataReferenceFromFullPathCFString:style:flags: , where
>>> the FFI call to
>>> #apiCFStringCreateWithBytesAllocator:buffer:size:encoding:external:
>>> fails. I thought this might be because the 'allocator' needed to be
>>> 0 instead of nil, but that didn't fix things. Any ideas?
>>>
>>> Thanks,
>>> Josh
>>>
>>> On Jan 14, 2006, at 2:18 PM, Steven Riggins wrote:
>>>
>>>> Right now we've only done the Mac FFI calls.
>>>>
>>>> On my last of breed powerbook, the video is hardware accelerated so
>>>> it plays entirely on top of squeak objects. We don't have the form
>>>> based stuff working yet.
>>>>
>>>>
>>>> On Jan 14, 2006, at 11:25 AM, Josh Gargus wrote:
>>>>
>>>>>
>>>>> I'd love to see it once it can grab bits into a Squeak form;
>>>>> please announce when it is finished.
>>>>>
>>>>> Will this be a Windows and MacOS solution?
>>>>>
>>>>> Thanks,
>>>>> Josh
>>>>>
>>>>
>>>
>>>
>>
>> --
>> ===========================================================================
>>
>> John M. McIntosh <johnmci at smalltalkconsulting.com> 1-800-477-2659
>> Corporate Smalltalk Consulting Ltd. http://www.smalltalkconsulting.com
>> ===========================================================================
>>
>>
>>
>
>
>
>
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