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[219.121.173.110]) by smtp.gmail.com with ESMTPSA id w22sm7262713pfi.133.2021.03.10.03.52.15 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Mar 2021 03:52:16 -0800 (PST) Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=ynyaaa@gmail.com; helo=mail-pl1-x62a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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" Xref: news.gmane.io gmane.emacs.bugs:201968 Archived-At: --=-=-= Content-Type: text/plain When a transparent PNG image is scaled larger, it may be displayed as a blurred image. The attached image transparent3.png is a green square with red dots. Its alpha values change one by one from left to right with step 1. transparent4.png is a similar image whose alpha values are floored into multiples of four. When transparent3.png is scaled much larger, the displayed image is blurred. (insert-image (create-image "transparent3.png" 'png nil :scale 5)) =>t ;; blurred dots are displayed transparent4.png is displayed with square dots. (insert-image (create-image "transparent4.png" 'png nil :scale 5)) =>t ;; square dots are displayed --=-=-= Content-Type: image/png Content-Disposition: attachment; filename=transparent3.png Content-Transfer-Encoding: base64 iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAABGdBTUEAALGPC/xhBQAAACBjSFJN AAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAABmJLR0QA/wD/AP+gvaeTAAAA r0lEQVR42u3WwQ3DQAwDQQpwIe6/KnciP5weLgDnYdw/GVA7m2Q2s5NpfCebO8m0ftdO7n/4J069 1/wEzH6/SNtLAAHlAiab5/QSn/xGB+iA7g1wBQggoFuADtABOqB7A1wBAgjoFqADdIAO6N4AV4AA AroF6AAdoAO6N8AVIICAbgE6QAfogO4NcAUIIKBbgA7QATqgewNcAQII6BagA3SADujeAFeAAAK6 BdR3wAunbi33Zpx+igAAACV0RVh0ZGF0ZTpjcmVhdGUAMjAyMS0wMy0xMFQyMDoxMjo0NiswOTow MIHD8MIAAAAldEVYdGRhdGU6bW9kaWZ5ADIwMjEtMDMtMTBUMjA6MTI6NDYrMDk6MDDwnkh+AAAA AElFTkSuQmCC --=-=-= Content-Type: image/png Content-Disposition: attachment; filename=transparent4.png Content-Transfer-Encoding: base64 iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAMAAACdt4HsAAAABGdBTUEAALGPC/xhBQAAACBjSFJN AAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAABg1BMVEX/AAAA/wD/AAAA/wD/ AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA /wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wAA/wAA/wAA/wAA/wAA/wAA/wAA/wAA/wD/AAD/AAD/ AAD/AAD/AAD/AAD/AAD/AAD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA /wD/AAAA/wAA/wAA/wAA/wAA/wAA/wAA/wAA/wAA/wD/AAD/AAD/AAD/AAD/AAD/AAD/AAD/AAD/ AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wAA/wAA/wAA/wAA /wAA/wAA/wAA/wAA/wD/AAD/AAD/AAD/AAD/AAD/AAD/AAD/AAD/AAAA/wD/AAAA/wD/AAAA/wD/ AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD/AAAA/wD///8AFllFAAAAgHRSTlMAAAQECAgMDBAQFBQY GBwcICAkJCgoLCwwMDQ0ODg8PEBESExQVFhcQERITFBUWFxgYGRkaGhsbHBwdHR4eHx8gISIjJCU mJyAhIiMkJSYnKCgpKSoqKyssLC0tLi4vLzAxMjM0NTY3MDEyMzQ1Njc4ODk5Ojo7Ozw8PT0+Pj8 /N/9jrgAAAABYktHRIBlvZ5oAAAAB3RJTUUH5QMLBRQ3iiRt8QAAAZJJREFUWMPt0gdCAWAABtBf kpCskCR7tSUkyaaskpUkm6aSJEmu3neCTvC/MzxCGIQxx5xjzrPmWQvsBfYiZ5HD5XF5S/wl/rJg WSAUCUViiViyIl2RyuQy+apiVbGmXFOuq9ZVG+oNNRGBBKQgBwUoQQVq0IAWdKAHAxjBBGYgFo1F Y9VatZu6Td2Wfku/bdg27Bh3jLumXdOeec+8b9u3HdgP7IeOQ4fT5XQduY/cx55jz4n3xHvqO/UR G9jBAS5wgwe84AM/BCAIIQhDBKIQA3LmP/OfB84D8WA8mAglQslwMpyKpCLpaDp6EbuIXWYuM1fZ q2wun8sXioXidem6dFO+Kd9Wbit31bsqyUAW8lCEEpShAlWoQR0a0IQWtKEDXSD3tfvaQ/2h/th4 bDw1n5rPrefWS/ul3ev0Oq/d1+5b/63/PngffAw/hp+jz9HX+Gv8Pfme/Ex/pr+z3xnpwwCGMIIx TGAKM2AAE1jABg7wgA8CIPQBfUAf0Af0AX1AH9AH9AF9QB/QB/QBffDPgz+z9O6umf7MaQAAACV0 RVh0ZGF0ZTpjcmVhdGUAMjAyMS0wMy0xMFQyMDoyMDo1NSswOTowMOGWXP0AAAAldEVYdGRhdGU6 bW9kaWZ5ADIwMjEtMDMtMTBUMjA6MjA6NTUrMDk6MDCQy+RBAAAAAElFTkSuQmCC --=-=-= Content-Type: text/plain In GNU Emacs 27.1 (build 1, x86_64-w64-mingw32) of 2020-08-22 built on CIRROCUMULUS Repository revision: 86d8d76aa36037184db0b2897c434cdaab1a9ae8 Repository branch: HEAD Windowing system distributor 'Microsoft Corp.', version 10.0.18363 System Description: Microsoft Windows 10 Pro (v10.0.1909.18363.1379) Recent messages: Configured using: 'configure --without-dbus --host=x86_64-w64-mingw32 --without-compress-install 'CFLAGS=-O2 -static'' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY W32NOTIFY ACL GNUTLS LIBXML2 HARFBUZZ ZLIB TOOLKIT_SCROLL_BARS MODULES THREADS JSON PDUMPER LCMS2 GMP Important settings: value of $LANG: JPN locale-coding-system: cp932 Major mode: Lisp Interaction Minor modes in effect: tooltip-mode: t global-eldoc-mode: t eldoc-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Load-path shadows: None found. Features: (jka-compr mailcap mule-util eieio-opt cl-extra speedbar sb-image ezimage dframe apropos image-mode exif dired-aux gnutls network-stream nsm mailalias smtpmail auth-source cl-seq eieio eieio-core cl-macs eieio-loaddefs json map misearch multi-isearch pp shadow sort mail-extr emacsbug message rmc puny dired dired-loaddefs format-spec rfc822 mml mml-sec password-cache epa derived epg epg-config gnus-util rmail rmail-loaddefs text-property-search time-date subr-x seq byte-opt gv bytecomp byte-compile cconv mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils help-fns radix-tree cl-print debug backtrace help-mode easymenu find-func cl-loaddefs cl-lib term/bobcat japan-util tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type mwheel dos-w32 ls-lisp disp-table term/w32-win w32-win w32-vars term/common-win tool-bar dnd fontset image regexp-opt fringe tabulated-list replace newcomment text-mode elisp-mode lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow isearch timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core term/tty-colors frame minibuffer cl-generic cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese composite charscript charprop case-table epa-hook jka-cmpr-hook help simple abbrev obarray cl-preloaded nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote threads w32notify w32 lcms2 multi-tty make-network-process emacs) Memory information: ((conses 16 88647 33894) (symbols 48 9671 7) (strings 32 28513 2952) (string-bytes 1 836070) (vectors 16 15468) (vector-slots 8 287514 21412) (floats 8 50 279) (intervals 56 2245 282) (buffers 1000 31)) --=-=-=--