Re: [Imtoolkit-users] Convert loaded gif file

[Milind G. <mil...@gm...>]

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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>
>
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