[magick-users] Magick-users Digest, Vol 68, Issue 13

[Muthu]

*unsubscribe me...*

On Wed, Sep 24, 2008 at 3:00 PM, <magick-users-request at imagemagick.org>wrote:

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> Today's Topics:
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>   1. Re: MagickTrimImage() problem/bug? (Anthony Thyssen)
>   2. Re: blur part of image (Anthony Thyssen)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 24 Sep 2008 16:58:43 +1000
> From: Anthony Thyssen <anthony at griffith.edu.au>
> Subject: Re: [magick-users] MagickTrimImage() problem/bug?
> To: magick-users at imagemagick.org
> Message-ID: <200809240658.m8O6whxA023394 at localhost.localdomain>
>
> "Christian Magnusson" on  wrote...
> | Hi there,
> |
> |
> |
> | I have tried to create an application which is supposed to download
> TV-guide
> | images, and later trim, crop and resize them.
> |
> |
> |
> | It seems to be some problem with the MagickWand-object after I have
> | successfully called MagickTrimImage(). If the image was trimmed to a
> smaller
> | size, MagickCropImage() returns a malformed image.
> |
> |
> |
> | Should be MagickWand be updated in some way after MagickTrimImage() is
> | called?   I have seen some convert scripts which call "+repage", but are
> | there any similar functions that should be used?
> |
> |
> |
> | Can anyone give me some hints if it's a bug in ImageMagick, or if I
> should
> | try some other method.
> |
> |
> this is in the forums for Magick++
>
> Basically you need to set the images page geometry to 0x0+0+0
> to do the same as +resize and remove the virtual offset information that
> -trim leaves for expert users.
>
> Sorry I don't know exactly what the Magick Syntax is. But it is in the
> Magick forum
>
>  Anthony Thyssen ( System Programmer )    <A.Thyssen at griffith.edu.au>
>
>  -----------------------------------------------------------------------------
>  As flat as an open can of coke, left on a programmer's desk over the
> weekend.
>                                          --- Rick Cook, "Wizardry
> Consulted"
>
>  -----------------------------------------------------------------------------
>     Anthony's Home is his Castle     http://www.cit.gu.edu.au/~anthony/<http://www.cit.gu.edu.au/%7Eanthony/>
>
>
> ------------------------------
>
> Message: 2
> Date: Wed, 24 Sep 2008 17:04:08 +1000
> From: Anthony Thyssen <anthony at griffith.edu.au>
> Subject: Re: [magick-users] blur part of image
> To: John Hauf <j at hauf.org>
> Cc: magick-users at imagemagick.org
> Message-ID: <200809240704.m8O7488S023645 at localhost.localdomain>
>
> John Hauf on  wrote...
> | Thank you! That's exact what I want!
> |
> | John
> |
> | > That is
> | >   load image
> | >   create a blured image
> | >   create a seletion mask  (white on black) (also blurred)
> | >   and do a masked 3 image composition...
> | >
> | >   convert logo:  \( -clone 0 -blur 5x2 \) \
> | >           \( -clone 0 -gamma 0  -fill white \
> | >              -draw 'rectangle 220 180 320 280'  -blur 10x5 \
> | >           \) -composite   logo.png
> | >
> | >
> | > You can also pixelate the image area instead of blurring....
> | > Like they do to fuzz out 'naugthy bits' and faces on TV news.
> | > In this case lets try to protect anonymity of the IM wizard. :-)
> | >
> | >   convert logo:  \( -clone 0 -scale 10%  -scale 1000% \) \
> | >           \( -clone 0 -gamma 0  -fill white \
> | >              -draw 'circle 400,200 440,200'  -blur 10x5 \
> | >           \) -composite   logo.png
> | >
> | > Again the drawn mask (a blurred circle this time) is used to
> | > definate and limit the area that should be pixelated.
> | >
> I am not certain which examples you are thanking me for.
> The later pixelate area example however is now in
>   IM Examples, Photo handling, Protect Someones Anonymity
>     http://www.imagemagick.org/Usage/photos/#anonymity
>
> Though the current example result is wrong the commands are correct
> and the results will update tomorrow.
>
>  Anthony Thyssen ( System Programmer )    <A.Thyssen at griffith.edu.au>
>
>  -----------------------------------------------------------------------------
>    Any sufficently advanced magic is indistinguishable from technology.
>                                    -- Rick Cook, "The Wizardry Compiled"
>
>  -----------------------------------------------------------------------------
>     Anthony's Home is his Castle     http://www.cit.gu.edu.au/~anthony/<http://www.cit.gu.edu.au/%7Eanthony/>
>
>
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> End of Magick-users Digest, Vol 68, Issue 13
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