From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jinsong Zhao Newsgroups: gmane.emacs.bugs Subject: bug#68452: w32-use-native-image-API makes weird behavior Date: Mon, 15 Jan 2024 10:30:26 +0800 Message-ID: References: <94d6c33b-c135-4b61-aec3-ea45c66e3642@yeah.net> <83v87veuwz.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40385"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla Thunderbird Cc: 68452@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jan 15 06:43:42 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 1rPFl7-000ALE-Qx for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 15 Jan 2024 06:43:42 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rPFkc-0005GG-FU; Mon, 15 Jan 2024 00:43:10 -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 1rPFkZ-0005FK-2a for bug-gnu-emacs@gnu.org; Mon, 15 Jan 2024 00:43:07 -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 1rPFkW-00043D-5k for bug-gnu-emacs@gnu.org; Mon, 15 Jan 2024 00:43:06 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rPFkV-0005WC-OH for bug-gnu-emacs@gnu.org; Mon, 15 Jan 2024 00:43:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Jinsong Zhao Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 15 Jan 2024 05:43:03 +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=B68452.170529735221126 (code B ref 68452); Mon, 15 Jan 2024 05:43:03 +0000 Original-Received: (at 68452) by debbugs.gnu.org; 15 Jan 2024 05:42:32 +0000 Original-Received: from localhost ([127.0.0.1]:44530 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rPFjx-0005UU-V1 for submit@debbugs.gnu.org; Mon, 15 Jan 2024 00:42:31 -0500 Original-Received: from mail-177131.yeah.net ([123.58.177.131]:1721) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rPCkH-0000TU-DA for 68452@debbugs.gnu.org; Sun, 14 Jan 2024 21:30:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Message-ID:Date:MIME-Version:Subject:From: Content-Type; bh=h6xND956wyjucUt7tCUqUx/jT6aHkA2C7O8VcHA5ifY=; b=HPf7qZWF1ATWapXiJsfPDlYTGwjJyfgi0ciSMV7TnF50Z9Hsp+xvm7JssT8u0m 06O676p/P2/MNg6eNMhHSnrjmbPaMZaXIa2uGIy5mkRYpZt6gs5k0PvmGtGm5A6W lCVfSAr/9VWApGnlX6MKPNfa3UYKrShU1sI1ZsynLV6a0= Original-Received: from [10.162.75.112] (unknown [59.172.4.240]) by smtp1 (Coremail) with SMTP id ClUQrADXv8LDmKRleAVfAQ--.37786S2; Mon, 15 Jan 2024 10:30:28 +0800 (CST) Content-Language: en-US In-Reply-To: <83v87veuwz.fsf@gnu.org> X-CM-TRANSID: ClUQrADXv8LDmKRleAVfAQ--.37786S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7CFWrZw18Kr4DCFy8AFWkZwb_yoW8Aw4Dpa yDt3W8Kan3J3sFywnayw42krnIkr1kCrWUJF1FqrZ0yayYgFn7JrW2yw1UZayfWF9xCF98 JF4Uu347Aw1jgaDanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07UPl19UUUUU= X-Originating-IP: [59.172.4.240] X-CM-SenderInfo: xmv2xt3r61vtnkoqv3/1tbiDwRmz1nxcXgs1AABs6 X-Mailman-Approved-At: Mon, 15 Jan 2024 00:42:25 -0500 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:278252 Archived-At: On 2024/1/15 0:34, Eli Zaretskii wrote: >> 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. Thanks for the reply. The PNG image is created on the fly by imaxima, a front end for Maxima. I think it's a normal PNG image file, actually converted from a ps file by ghostscript. I also tried to use JPEG, it's the same. Best, Jinsong