tags 674718 + unreproducible thanks Could you retry please ?
Thanks On Mon, Jun 4, 2012 at 9:07 AM, Vincent Fourmond <fourm...@gmail.com> wrote: > Hello, > > On Sun, Jun 3, 2012 at 11:02 PM, Andrew Deason <adea...@dson.org> wrote: >>> The thing is that, if I understand correctly, when you're using >>> -resize 217x159!, you resize the first layer to the desired size (ie >>> you multiply its size by a very large factor), but resize the other >>> ones to scale too (ie the second image, of size 217x159 gets scaled to >>> about the square of that). With -flatten, you flatten the selected >>> frames on the canvas, which happen to be the largest image (ie this >>> 217x159 squared). This is the expected behaviour. >> >> It is not expected for me that resizing the given image to 217x159 >> yields a result larger than 217x159, since that is not how every single >> other image processing library I can find works (including, I believe, >> imagemagick version <= 5). This is not restricted to the 'convert' >> invocation given... I mean, for CloneImage (where the patch deals with), >> if I give 217 columns and 159 rows, I expect to get that back. >> >> That is, without flattening, resizing the given GIF to, say, half or >> double the canvas height/width with any other library generates an image >> approximately a quarter or quadruple the size. With the current version >> of imagemagick, you get huge results. (e.g., something like >> 'convert foo.gif -resize 108x79 bar.gif') > > No exactly. You get that: > > foo.gif GIF 1x4 217x159+216+125 8-bit PseudoClass 2c 63B 0.000u 0:00.000 > bar.gif[1] GIF 20x79 4340x3140+4320+2469 8-bit PseudoClass 32c 499B > 0.000u 0:00.000 > > You scaled the first frame to 20x79, and you scaled the canvas > accordingly. Why would you want that scaling apply only to part of the > image ? This wouldn't make any sense ! > >>> >> Are you trying to merge all the layer ? something like this : >>> >> >>> >> convert -resize '217x159!' -layers merge  'foo.gif[0]' foo.jpg >>> > >>> > The -layers option makes this incompatible with older ImageMagick >>> > releases, and GraphicsMagick, which is possibly why various software >>> > uses the other invocation. >>> >>> Try this then: >>> >>> convert 'foo.gif[0]' -flatten -resize '217x159!' foo.jpg >>> >>> This does the resizing once all layers have been merged. >> >> I can't even verify that this does what you say (though I assume you are >> correct), since it takes too much memory to run on my machine. > > I'm surprised, as on mine this is instantaneous. Could you try with > the newer imagemagick from unstable, please ? > > Cheers, > > Vincent > > > -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
