Quicktime in Squeak
stéphane ducasse
ducasse at iam.unibe.ch
Thu Jan 19 10:01:24 UTC 2006
does it means that a merge is missing?
Can you check if the 3.9 includes the correct version and let us know.
Tx
Stef
>>> 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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