From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#68452: w32-use-native-image-API makes weird behavior Date: Sun, 14 Jan 2024 18:34:04 +0200 Message-ID: <83v87veuwz.fsf@gnu.org> References: <94d6c33b-c135-4b61-aec3-ea45c66e3642@yeah.net> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18690"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 68452@debbugs.gnu.org To: Jinsong Zhao Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jan 14 17:35:20 2024 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rP3SC-0004ao-E6 for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 14 Jan 2024 17:35:20 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rP3Rx-0004wF-5S; Sun, 14 Jan 2024 11:35:05 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rP3Rv-0004vz-6J for bug-gnu-emacs@gnu.org; Sun, 14 Jan 2024 11:35:03 -0500 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rP3Ru-0002uD-RR for bug-gnu-emacs@gnu.org; Sun, 14 Jan 2024 11:35:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rP3Ru-0005Am-2v for bug-gnu-emacs@gnu.org; Sun, 14 Jan 2024 11:35:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 14 Jan 2024 16:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 68452 X-GNU-PR-Package: emacs Original-Received: via spool by 68452-submit@debbugs.gnu.org id=B68452.170525007219827 (code B ref 68452); Sun, 14 Jan 2024 16:35:02 +0000 Original-Received: (at 68452) by debbugs.gnu.org; 14 Jan 2024 16:34:32 +0000 Original-Received: from localhost ([127.0.0.1]:44028 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rP3RP-00059i-RD for submit@debbugs.gnu.org; Sun, 14 Jan 2024 11:34:32 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:45674) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rP3RN-00059W-VN for 68452@debbugs.gnu.org; Sun, 14 Jan 2024 11:34:31 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rP3RG-0002YF-7x; Sun, 14 Jan 2024 11:34:23 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=Rc1O5QLmyK5sWWaen+bwLGgg8IlCTpbVKv+4qe5V1Cw=; b=RK7Pq5PJRZ2q 23bhmByZYFpumbstAjWIo9VpmKGq/1EJ0ovXu/uz2LI1L7cZkk4eEw1uBNNqVJK1v/Y5aJh486vm0 vZekV/yZskr1RnE6mzQ7qV8YRnqPBnxlrrrXrbvjF9hJmwKCsjYq+RFXARd3QS3CdfcE5wYA0FoWx 94MTRzaoxXrAOkIWZXjs/du/4R/4U7r6Iz7nBP3VISlaR40l9awij8rDeb87jcUDtU8rk+uwdltt/ 6JqAPulqZB0nFJZVli3CrEnaVGCNEMmKD8ISlD7KJdAMEfxuweVAOyn7Lr37XZWX2MMHQemjp7GXU xI78Ouh2FsFEp0sWLXHdDw==; In-Reply-To: <94d6c33b-c135-4b61-aec3-ea45c66e3642@yeah.net> (message from Jinsong Zhao on Sun, 14 Jan 2024 21:52:00 +0800) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:278226 Archived-At: > Date: Sun, 14 Jan 2024 21:52:00 +0800 > From: Jinsong Zhao > > I am not a skilled Emacs user. I mainly use Emacs as a front end for Maxima with the help of > imaxima. imaxima converts Maxima output into PNG image, which are then displayed in Emacs. I am > using Windows 10. > > It works fine on Emacs 28.2, when I type an expression, e.g. q^2 = 1; and return, Emacs 28.2 > immediately displays the resulting PNG image. > > If I use Emacs 29.1, however, all I get after returning is an empty square. And if I type another > expression and return, a blank square appears. At the same time, the first empty square was > replaced by a PNG image of the first expression. That's weird. > > I saw the following messages in the *Messages* buffer: > > Processing Maxima output...done > Unable to load image (image :type png :file c:/Users/Jinso/AppData/Local/Temp/imaximatU5Y9B/1 : > scale 1.001595744680851 :ascent center :mask (heuristic (color-values imaxima-bg-color)) : > transform-smoothing t) [35 times] > Process imaxima finished > > After (setq w32-use-native-image-API nil), imaxima has the same behaviour on Emacs 28.2 and > 29.1. Thanks, but we'd need an example of such a PNG image to investigate. Can you send one such image, which works with w32-use-native-image-API nil, but not when it is non-nil? In any case, it is perfectly okay to reset w32-use-native-image-API to nil if the native image APIs fail to process an image you want to see. That's why we support both modes.