From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Image resizing and rotation on NS port without imagemagick Date: Sun, 08 Oct 2017 22:53:28 +0200 Message-ID: References: <20171008203822.GA22846@breton.holly.idiocy.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1507496081 13454 195.159.176.226 (8 Oct 2017 20:54:41 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 8 Oct 2017 20:54:41 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: Emacs-Devel devel To: Alan Third Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Oct 08 22:54:35 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e1Iaa-0000sd-D0 for ged-emacs-devel@m.gmane.org; Sun, 08 Oct 2017 22:54:20 +0200 Original-Received: from localhost ([::1]:55099 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e1Iae-0006kP-HJ for ged-emacs-devel@m.gmane.org; Sun, 08 Oct 2017 16:54:24 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:33995) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e1Ia1-0006k8-5c for emacs-devel@gnu.org; Sun, 08 Oct 2017 16:53:46 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e1IZy-0007VE-3A for emacs-devel@gnu.org; Sun, 08 Oct 2017 16:53:45 -0400 Original-Received: from hermes.netfonds.no ([80.91.224.195]:33702) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1e1IZx-0007TY-SE for emacs-devel@gnu.org; Sun, 08 Oct 2017 16:53:42 -0400 Original-Received: from cm-84.209.243.26.getinternet.no ([84.209.243.26] helo=stories) by hermes.netfonds.no with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.84_2) (envelope-from ) id 1e1IZk-0001S2-Oh; Sun, 08 Oct 2017 22:53:30 +0200 Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAFVBMVEUAAHwAAHoCBIIAAHge KJ8AAHumq4yqdpnJAAACdUlEQVQ4jX1TsXbbMAyEGKmzYUadKVjOHIZOZkfG8yzWUefW1sP/f0IB Sk7apXzPFsnDHYATBDwQOQ4i4ACAhgBwFiICZqKaB5Fnp3c9h4coMixA+ARGZUyvKzBQMKkZKBSp ZrNI6VFDm23nGGDSNLkFjdAYXbrh4UmOdoZpynZtQFAS81l+LQA2AG4BAMYvIJueAYHs2A+1HIv2 sqjc3Q990Dqq1pWAoJ2skc5cCDkSNWM58hE0Xwi9uRB8tKyWfGWU0vQuYSlHgZ5hLEquH7SaS6t/ rQOmRT/U87Lr1TIritVoM4me5BqWCqyNxfYQdHeWq2aEmllFV3dhZaw1w+j0bm3CwWeObtQcDoJ7 mrd8JBqtAmO8u+GjOC3C9sqakhJqmZlNlnQORGb16R9gLoy+MNqRIEcF+sII8Hh13Ll9HmFssR15 t6UfpaQmjx77YUtViikluSV9ohXYoEdmR51epzcRe0R9q2NTpWczoPN/AxVCrlLi4WUBDialC2AD ocq43SHoEbt0KAQDeAZMPnmL7+ed3T/TDmy439EQxBzPcjJAZbUPBTJixPgKqPsFMEN53itDKa9T 7ufuzjjo+DdtKSTG2JJlOqXoQa6OGp/WVbMmP1snaiGpF/fVGyBWwX+AmyPLvazt4O9Sl8nmE+tT YsuPia2T/gJlCmnP/GYmbeBDZjWM3811nRayD+eGuIFv5u6Bl0/jCxjhp4iPjwpMcdK4ivlgtSC+ yG/tXKWomzC3rboY/dspa17z13kd0YwT6svVnwj6Fx4Wr5grv6lGxBa/i0Q8MK/A0NgHnJVVK2N6 /GQEuDTQPFxU+XzzEUuDzv8BM2S1LeWp1MAAAAAASUVORK5CYII= In-Reply-To: <20171008203822.GA22846@breton.holly.idiocy.org> (Alan Third's message of "Sun, 8 Oct 2017 21:38:22 +0100") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 80.91.224.195 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:219271 Archived-At: Alan Third writes: > It=E2=80=99s always kind of bugged me that I need imagemagick to do image > resizing when Cocoa and GNUstep support it natively, so I=E2=80=99ve fina= lly > got round to implementing it. Allowing all the other image formats to support scaling and stuff would be very nice, but this is just for the Apple port? I think if Emacs has (for instance) .png scaling, it should preferably be supported across all architectures... > +- (void)setSizeFromSpec: (Lisp_Object) spec > +{ > + NSSize size =3D [self size]; > + Lisp_Object value; > + double scale =3D 1, aspect =3D size.width / size.height; > + double width =3D -1, height =3D -1, max_width =3D -1, max_height =3D -= 1; > + > + value =3D Fplist_get (spec, QCscale); > + if (NUMBERP (value)) > + scale =3D XFLOATINT (value) ; [...] > + [self setSize:NSMakeSize(width, height)]; (Etc.) This function seems to replicate the functionality of compute_image_size in image.c? Is there any reason why that couldn't just be reused here, too? (Perhaps the calling conventions would need to be tweaked a bit...) --=20 (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no