Re: [Imtoolkit-users] Draw line on a image

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

Thank you very much. That works,

Milind



On Tue, Jul 22, 2014 at 3:01 AM, Antonio Scuri <sc...@te...>
wrote:

> Here it is in Lua:
>
> require"imlua"
> require"imlua_process"
> require"cdlua"
> require"cdluaim"
>
> local crd = im.ImageCreate(2200, 1700, im.RGB, im.BYTE)
> im.ProcessRenderConstant(crd, {255, 255, 255})
> local canvas = crd:cdCreateCanvas()
> canvas:LineStyle(cd.DASHED)
> canvas:Line(10, 10, 50, 50)
> cd.KillCanvas(canvas)
> im.FileImageSave("a.png", "PNG", crd)
>
> Best,
> Scuri
>
>
>
> On Tue, Jul 22, 2014 at 1:21 AM, Milind Gupta <mil...@gm...>
> wrote:
>
>> Tried this:
>>
>> local crd = im.ImageCreate(2200, 1700, im.RGB, im.BYTE)
>>     im.ProcessRenderConstant(crd, {255, 255, 255})
>>  canvas =
>> cd.CreateCanvas(cd.IMAGERGB,tostring(crd:Width()).."x"..tostring(crd:Height()).."
>> 0x"..tostring(crd[0]):match("imImageChannel%((.-)%)").."
>> 0x"..tostring(crd[1]):match("imImageChannel%((.-)%)").."
>> 0x"..tostring(crd[2]):match("imImageChannel%((.-)%)"))
>>  canvas:LineStyle(cd.DASHED)
>> canvas:Line(10, 10, 50, 50)
>> cd.KillCanvas(canvas)
>>  im.FileImageSave("a.png", "PNG", crd)
>>
>> But did not work just a white image
>>
>>
>> Milind
>>
>>
>> On Mon, Jul 21, 2014 at 5:58 PM, Milind Gupta <mil...@gm...>
>> wrote:
>>
>>> Thanks for sending the steps. I am struggling to find a lua equivalent.
>>> Is it possible to implement it in lua?
>>>
>>> Thanks,
>>> Milind
>>>
>>>
>>>
>>> On Mon, Jul 21, 2014 at 7:23 AM, Antonio Scuri <sc...@te...
>>> > wrote:
>>>
>>>>  Hi,
>>>>
>>>>  Using the CD library. You can create a CD_IMAGERGB canvas using the
>>>> existing image buffers.
>>>>
>>>>  Here is a sample in C:
>>>>
>>>> imImage* image = *imImageCreate*(width, height, IM_RGB, IM_BYTE);
>>>> // Can also call *imImageAddAlpha* if alpha support is wanted
>>>> cdCanvas* canvas = cdCreateCanvasf(CD_IMAGERGB, "%dx%d %p %p %p", width, height,
>>>>                                    image->data[0], image->data[1], image->data[2]);cdCanvasLineStyle(canvas, CD_DASHED);
>>>> cdCanvasLine(canvas, 10, 10, 50, 50);
>>>> cdKillCanvas(canvas);
>>>> *imFileImageSave*(file_name, "PNG", image);*imImageDestroy*(image);
>>>>
>>>> Best,
>>>> Scuri
>>>>
>>>>
>>>> On Mon, Jul 21, 2014 at 3:31 AM, Milind Gupta <mil...@gm...>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>        I am combining some images on a bigger images. How can I draw
>>>>> lines also on that combined image?
>>>>>
>>>>> Thanks,
>>>>> Milind
>>>>>
>>>>>
>>>>>
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>>
>>
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>
>
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