[fpc-devel] big resource

[Dariusz Mazur]

Michael Van Canneyt pisze:
>
>
> On Mon, 6 Jul 2009, Dariusz Mazur wrote:
>
>> Michael Van Canneyt pisze:
>>>
>>>
>>> On Mon, 6 Jul 2009, Dariusz Mazur wrote:
>>>
>>>> Michael Van Canneyt pisze:
>>>>>
>>>>>
>>>>> On Mon, 6 Jul 2009, Dariusz Mazur wrote:
>>>>>
>>>>>> Hi
>>>>>> I include res file to executed file. Res is compiled by  brcc32 
>>>>>> from RC. Till now everything work OK.
>>>>>> But when i try extract big PNG picture from RES I had wrong size 
>>>>>> of file.
>>>>>> File has length 136303.
>>>>>> When I read it from res length is   5321. This seems  size of res 
>>>>>> is 16 bit.
>>>>>>
>>>>>> This is intentional that size of resource is limited ?
>>>>>
>>>>> Not intentionally, at least not that I am aware of. Maybe there is 
>>>>> a bug ?
>>>> I use {$R file.res}
>>>> How prepare testcase: should I attach big PNG+RC+RES file?
>>>
>>> Yes, but please test with 2.3.1 first. the resource mechanism was 
>>> rewritten.
>> I made some test
>> FPC 2.3.1 with RC compiled by binutils windres - everything is OK
>> FPC 2.3.1 with RES compiled by brcc32 - 131kb png is not found
>
> Strange behaviour of brcc32. Does it work with Delphi ?
>
I test it once more, on 2.3.1 all is OK
>>
>> FPC.2.2.4 with RC compiled by binutils windres -
>> 131kB PNG - size from resource is 5231
>> 50KB PNG - size from resourse is 4294951983 (sic)
>>
>> FPC.2.2.4 with RC compiled by brcc32 -
>> 131kB PNG - size from resource is 0 (absent)
>> 50KB PNG - size from resourse is 4294951983
>>
>> I can make and upload more test, but which?
>> Is there any chance to make patch to FPC 2.2.4 (its stable)
>
> Not likely. The fixes in resources are HUGE, and have not been merged 
> to 2.2.4 for this reason.
>
> The problem seems most likely to be in the resource compilers. Neither of
> them are maintained by FPC, so we cannot fix that. It would be useful to
> see if the brcc32 resource compiler produces a correct .res by trying 
> to extract it from Delphi.
>
> If you don't have Delphi, can you make a sample program that tests it 
> ? Then I will try to compile and run.
>

on mantis  14122 test program is added

-- 
  Darek