Re: [GM-help] Combining 10 images with transforms

[Rick L. <ric...@ca...>]

I found graphicsmagick to be faster than IM.  My experience is with
PerlMagick but if I was not using Perl then it would be Python.

On Tue, Nov 25, 2014 at 4:25 AM, Jotham <jot...@gm...> wrote:

> Hey everyone,
>
> I'm interested in using graphicsmagick for a project I'm working on.  In
> the past I've used imagemagick. My prototype is currently built in
> imagemagick.  I just have a question about operation and approach.
>
> I want to place 10 images (1280x720 pixel~ jpg files) into a single image
> with skew, crop, gaussian blur, some color grading (warming filter) and
> some gaussian noise.
>
> The warming filter is equivalent to the warming 81 located here
> http://www.fmwconcepts.com/imagemagick/colorfilter/index.php
>
> I'm concerned about the performance of the process and I've not worked
> with graphicsmagick before.
>
> Is graphicsmagick a good choice for this operation?
>
> Would I benefit from resizing the images separately before compositing
> them together?
>
> Can I, should I make a single composite image in one script session?
>
> (or / and)
>
> Should I be using the custom MIFF format?  Final output format is PNG or
> JPG I think.  It's going to be fed into ffmpeg.  Maybe I should just pass
> in multiple filtered and transformed images and let ffmpeg position them?
>
> Is there a best-practice for recreating the warming filter or doing an
> equivalent?  It currently uses multiple convert operations.
>
> Would I have a meaningful performance difference using NodeJS or Python?
> (my two options for this)
>
> I am going to put something together and benchmark it anyway but figured
> you guys might be able to offer me some advice and suggestions.
>
> Kind regards,
> Jotham Read.
>
>
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-- 
Rick Leir
Developer, Canadiana.ca