From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Artyom V. Poptsov" Newsgroups: gmane.lisp.guile.user Subject: [ANN] Guile-PNG 0.1.0 released Date: Sat, 05 Nov 2022 17:23:16 +0300 Message-ID: <878rkp1nvv.fsf@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="4783"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) To: Guile Users' Mailing List Original-X-From: guile-user-bounces+guile-user=m.gmane-mx.org@gnu.org Sat Nov 05 15:24:25 2022 Return-path: Envelope-to: guile-user@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 1orK5x-00015N-Kh for guile-user@m.gmane-mx.org; Sat, 05 Nov 2022 15:24:25 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1orK4y-0002yQ-Pn; Sat, 05 Nov 2022 10:23:24 -0400 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 1orK4w-0002xy-J3 for guile-user@gnu.org; Sat, 05 Nov 2022 10:23:22 -0400 Original-Received: from mail-lj1-x229.google.com ([2a00:1450:4864:20::229]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1orK4u-0000RI-8o for guile-user@gnu.org; Sat, 05 Nov 2022 10:23:22 -0400 Original-Received: by mail-lj1-x229.google.com with SMTP id d20so10105680ljc.12 for ; Sat, 05 Nov 2022 07:23:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:user-agent:message-id:date:subject:to:from:from:to:cc :subject:date:message-id:reply-to; bh=gU6NdIRxd/TPEaD6nXoEitnpbr3+KRpyt08S+1dquNs=; b=HHP9Qs0SmtfLDXOlwk48g9j9yVfNN6U7QgYnE9FZ5pCNT/L2PiV7zxGDnsZI9LdyRn Wr/myGTxKG8Pg+/bzNbLtMuvq9S7FB5E3CVBstFpl2k8tkG3OAG99cxJAWCgZP2QJCc+ nx8pHTsOajoCD8A/AGmR4n1RI4RElncMK8ns51Qd9atjqJzJyXaz6PJ0O2cKp1VOpJpe z0TpbpS1EqqK2D7x1aPScGI956AfTYoemnujdN22Hw7f3gNQpiMBogga4Z03wac7bIE1 aqqn13BUCqaWLGrdHCJ+xWJCgRGTLLWu1JSac/XlA+uZ8YyxdNhP2fTtxEN+NSVJr7md LCbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=mime-version:user-agent:message-id:date:subject:to:from :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gU6NdIRxd/TPEaD6nXoEitnpbr3+KRpyt08S+1dquNs=; b=RCdKuwFxpuAkfNEbZbtdY5r8i0Von+Ab9dojFRmQNR7m2atGgg6MCyfCzvQmqEnPc3 RKJt7JbMRrq7JAyPLDaK7CcuXWBxkjBzpqz1IxTdSvNPi3hps24YYXiUy/z+8r0e/p7g 9k8k+FDz7d8vkR/zQabFDlKu1GI8LbtxOZuDCuDPbHsC3mXmDU65SHuzT5cMYage6t1Y wnMz19nPHHoRcvN1EaE/JWvbZjkILflfddp1BjC3DZnmbSzT0rN1+IR9nw8kiiOBPnKG kdMCXL0grZoQzsRl7A1bzVufPDRhCKJ7tOxdqLV5GhC2UEAb+x1aYa7Htr6w0VRkRffH 6PiA== X-Gm-Message-State: ACrzQf26qOML+xvrKXw0RwqBs3LF8zq4BxWzJ3pDz8hr01GFCyzNA92k RbJ0Gie0CPdFobeQ3K5t0wjcICvc+5o= X-Google-Smtp-Source: AMsMyM7VeRQYDGwDneg8Qsg1bsRwHS7yMty+DG7wIvhas11lfkdVRvER2cnkRKlgoq+whVLBvf1tKQ== X-Received: by 2002:a2e:3a16:0:b0:277:1e3e:fbc4 with SMTP id h22-20020a2e3a16000000b002771e3efbc4mr15094545lja.316.1667658197473; Sat, 05 Nov 2022 07:23:17 -0700 (PDT) Original-Received: from elephant ([95.79.131.72]) by smtp.gmail.com with ESMTPSA id h18-20020a2ea492000000b0027738fd1eb6sm320705lji.110.2022.11.05.07.23.16 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Nov 2022 07:23:16 -0700 (PDT) Received-SPF: pass client-ip=2a00:1450:4864:20::229; envelope-from=poptsov.artyom@gmail.com; helo=mail-lj1-x229.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: guile-user@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: "guile-user" Errors-To: guile-user-bounces+guile-user=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.lisp.guile.user:18691 Archived-At: --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hello Guilers, I'm pleased to announce Guile-PNG 0.1.0, Portable Network Graphics (PNG)[1] library for GNU Guile, implemented in pure scheme: https://github.com/artyom-poptsov/guile-png/releases/tag/v0.1.0 The library uses Guile-ZLIB[2] to compress/decompress the PNG data. Also this is the third project of mine that uses Guile State Machine Compiler (Guile-SMC)[3]. Currently Guile-PNG supports only 8 bits per pixel images and some bugs are luring inside indeed. But I'm hoping that the library will be useful for someone; at least for me it was a lot of fun reading the RFC and trying to figure out how to implement all the nuances of the standard. ;-) Happy hacking! =2D Artyom References: 1. https://www.rfc-editor.org/rfc/rfc2083 2. https://notabug.org/guile-zlib/guile-zlib/ 3. https://github.com/artyom-poptsov/guile-smc =2D-=20 Artyom "avp" Poptsov Home page: https://memory-heap.org/~avp/ CADR Hackerspace co-founder: https://cadrspace.ru/ GPG: D0C2 EAC1 3310 822D 98DE B57C E9C5 A2D9 0898 A02F --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQFNBAEBCgA3FiEE0MLqwTMQgi2Y3rV86cWi2QiYoC8FAmNmcdQZHHBvcHRzb3Yu YXJ0eW9tQGdtYWlsLmNvbQAKCRDpxaLZCJigL28SCACnGZKLX9lT74j11PMiwP27 d5rEpCDkm9S9ptTpPG9DQ5jqFg4P6c11gWPlY6aKNgFPKOKgRWyX1WtEFBiWWRTq zSriZnHyROcvd6ErOzTTsMTNmwfgiPN5gDS6wTruXnwyS5lOm3ram8fKFkDokDC/ GrMoXV5DtARinVttzvD4Q1Z+c9oIEC8y9OQm3TZTAziucgHrqSFMwiKRqw8VfkzJ SeDVhSmogQrdcmVEp8yl+Y1ZbwOQ6+7AUX4R3jaabc2osBZdi3nxOu1vTxzp42Yi Y14yXNoJrTxxCPWaBSVPvVc03YXeCO6GyuUYcLEOAnsmG1UlrqjeVGGkYhjrdrDY =UiCy -----END PGP SIGNATURE----- --=-=-=--