Re: [Imtoolkit-users] Convert loaded gif file
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Re: [Imtoolkit-users] Convert loaded gif file
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From: Antonio S. <sc...@te...> - 2014-07-19 13:13:50
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What kind of crash?
In which line?
I recommend using:
newimg = im.ImageCreateBased(image, 500,374, nil, nil)
or
newimg = im.ProcessResizeNew(image,500,374,1)
Instead of directly using im.RGB.
Best,
Scuri
On Sat, Jul 19, 2014 at 12:39 AM, Milind Gupta <mil...@gm...>
wrote:
> Thanks that worked for gif. Now I am having a crash problem when I am
> processing a png file. The program that crashes is:
>
> require("imlua")
> require("imlua_process")
> require("iuplua")
> image = im.FileImageLoadBitmap("fish.png")
> print(image:ColorSpace() == im.MAP)
> print(image:ColorSpace() == im.BINARY)
> newimg = im.ImageCreate(500,374,im.RGB,im.BYTE)
> im.ProcessResize(image,newimg,1)
>
> And the image is attached. The image causes Lua to crash.
>
>
>
> On Fri, Jul 18, 2014 at 5:16 PM, Antonio Scuri <sc...@te...>
> wrote:
>
>> ok. Then you will need to first convert the loaded image to RGB first.
>>
>> if (image:ColorSpace() == im.MAP or image:ColorSpace() == im.BINARY) then
>> new_image = im.ConvertColorSpaceNew(image, im.RGB, false)
>> image:Destroy()
>> image = new_image
>> end
>>
>> Best,
>> Scuri
>>
>>
>> On Fri, Jul 18, 2014 at 9:06 PM, Milind Gupta <mil...@gm...>
>> wrote:
>>
>>> I want to combine to images so that they appear side by side. I was
>>> following the combine4-10x15.lua example but encountered this issue.
>>>
>>> Thanks,
>>> Milind
>>>
>>>
>>>
>>> On Fri, Jul 18, 2014 at 5:01 PM, Antonio Scuri <sc...@te...
>>> > wrote:
>>>
>>>> What do you mean by "merge"?
>>>>
>>>> Scuri
>>>>
>>>>
>>>>
>>>> On Fri, Jul 18, 2014 at 8:59 PM, Milind Gupta <mil...@gm...>
>>>> wrote:
>>>>
>>>>> Actually I want to merge it with a jpg image I loaded with im.ImageCreate(r_w,
>>>>> r_h, im.RGB, im.BYTE)
>>>>>
>>>>> How can I achieve that?
>>>>>
>>>>> Thanks,
>>>>> Milind
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Jul 18, 2014 at 4:54 PM, Antonio Scuri <
>>>>> sc...@te...> wrote:
>>>>>
>>>>>> The image in the GIF file is not an RGB image. So it loaded a
>>>>>> im.MAP image. That's why the resize failed.
>>>>>>
>>>>>> So there are a few ways to make it work.
>>>>>>
>>>>>> -- assume the image is map
>>>>>> r_img = im.ImageCreate(r_w, r_h, im.MAP, im.BYTE)
>>>>>>
>>>>>> -- create a new image based on the old one
>>>>>> r_img = im.ImageCreateBased(image, r_w, r_h, nil, nil)
>>>>>>
>>>>>> -- let the ResizeNew do it all
>>>>>> r_img = im.ProcessResizeNew(image, r_w, r_h, order)
>>>>>>
>>>>>> But it would be better to user the write interpolation order.
>>>>>> im.MAP images can not be linear interpolated.
>>>>>>
>>>>>> order = 1
>>>>>> if (image:ColorSpace() == im.MAP or image:ColorSpace() == im.BINARY)
>>>>>> then
>>>>>> order = 0
>>>>>> end
>>>>>>
>>>>>>
>>>>>> Best,
>>>>>> Scuri
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Fri, Jul 18, 2014 at 2:47 PM, Milind Gupta <mil...@gm...
>>>>>> > wrote:
>>>>>>
>>>>>>> Hi,
>>>>>>> I am loading a gif file using image =
>>>>>>> im.FileImageLoadBitmap(fileName) then I want to resize this loaded file so
>>>>>>> I tried:
>>>>>>> r_img = im.ImageCreate(r_w, r_h, im.RGB, im.BYTE)
>>>>>>> im.ProcessResize(image, r_img, 1) -- do bilinear interpolation
>>>>>>>
>>>>>>> But I get this error:
>>>>>>> images must have the same data type and color space
>>>>>>> stack traceback:
>>>>>>> [C]: in function 'ProcessResize'
>>>>>>> bingo.lua:50: in function 'resizeImage'
>>>>>>> bingo.lua:81: in function 'SavePalettes'
>>>>>>> bingo.lua:103: in main chunk
>>>>>>> [C]: ?
>>>>>>>
>>>>>>> How can I do the appropriate conversion so that the resize works.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Milind
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> ------------------------------------------------------------------------------
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>>>>>>> Imt...@li...
>>>>>>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> ------------------------------------------------------------------------------
>>>>>> Want fast and easy access to all the code in your enterprise? Index
>>>>>> and
>>>>>> search up to 200,000 lines of code with a free copy of Black Duck
>>>>>> Code Sight - the same software that powers the world's largest code
>>>>>> search on Ohloh, the Black Duck Open Hub! Try it now.
>>>>>> http://p.sf.net/sfu/bds
>>>>>> _______________________________________________
>>>>>> Imtoolkit-users mailing list
>>>>>> Imt...@li...
>>>>>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> Want fast and easy access to all the code in your enterprise? Index and
>>>>> search up to 200,000 lines of code with a free copy of Black Duck
>>>>> Code Sight - the same software that powers the world's largest code
>>>>> search on Ohloh, the Black Duck Open Hub! Try it now.
>>>>> http://p.sf.net/sfu/bds
>>>>> _______________________________________________
>>>>> Imtoolkit-users mailing list
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>>>>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>>>>
>>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> Want fast and easy access to all the code in your enterprise? Index and
>>>> search up to 200,000 lines of code with a free copy of Black Duck
>>>> Code Sight - the same software that powers the world's largest code
>>>> search on Ohloh, the Black Duck Open Hub! Try it now.
>>>> http://p.sf.net/sfu/bds
>>>> _______________________________________________
>>>> Imtoolkit-users mailing list
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>>>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>>>
>>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Want fast and easy access to all the code in your enterprise? Index and
>>> search up to 200,000 lines of code with a free copy of Black Duck
>>> Code Sight - the same software that powers the world's largest code
>>> search on Ohloh, the Black Duck Open Hub! Try it now.
>>> http://p.sf.net/sfu/bds
>>> _______________________________________________
>>> Imtoolkit-users mailing list
>>> Imt...@li...
>>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>>
>>>
>>
>>
>> ------------------------------------------------------------------------------
>> Want fast and easy access to all the code in your enterprise? Index and
>> search up to 200,000 lines of code with a free copy of Black Duck
>> Code Sight - the same software that powers the world's largest code
>> search on Ohloh, the Black Duck Open Hub! Try it now.
>> http://p.sf.net/sfu/bds
>> _______________________________________________
>> Imtoolkit-users mailing list
>> Imt...@li...
>> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>>
>>
>
>
> ------------------------------------------------------------------------------
> Want fast and easy access to all the code in your enterprise? Index and
> search up to 200,000 lines of code with a free copy of Black Duck
> Code Sight - the same software that powers the world's largest code
> search on Ohloh, the Black Duck Open Hub! Try it now.
> http://p.sf.net/sfu/bds
> _______________________________________________
> Imtoolkit-users mailing list
> Imt...@li...
> https://lists.sourceforge.net/lists/listinfo/imtoolkit-users
>
>
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