From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.msweet.org (mail.msweet.org [173.255.209.91]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 13BE522577F for ; Mon, 17 Feb 2025 16:50:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=173.255.209.91 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739811015; cv=none; b=XLOiCZIg7PugZNi7R16frMaWmya1MY3d65SPjkL81NjNF5rS0/i7LD3pjGaY9ywxPN/nD1JuNutToP5E/VBVW4Eg1igWV4nG006xz8E7UVbID4nt0tqHWos6B+k3F2TcoLaWTMDTKLeTuaJROn6D4xB+yjL8DaZtnz7tW6N6LJM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739811015; c=relaxed/simple; bh=Z0UAOfBtLPzxQh9FGZWn393KA6gyQFnPWx4GVttZTZI=; h=Content-Type:Mime-Version:Subject:From:In-Reply-To:Date:Cc: Message-Id:References:To; b=kUhegpFbhHpg6vcNJk+F0sHD/zTYevt0g6LiOQV+EbaMKi4KIumUmT11/QpOZiVWqR84QiCXjpSRGr80UQC2uT7V9r8AGSuDt475vnu4MMilcK07mhbNwviDf9AdprnygzRCbo46QDP8LWCaDW58GegzfFCNcaUu4/scIWSrQ0c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=msweet.org; spf=pass smtp.mailfrom=msweet.org; dkim=pass (1024-bit key) header.d=msweet.org header.i=@msweet.org header.b=JtkNBX5m; arc=none smtp.client-ip=173.255.209.91 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=msweet.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=msweet.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=msweet.org header.i=@msweet.org header.b="JtkNBX5m" Received: from smtpclient.apple (cbl-66-186-76-47.vianet.ca [66.186.76.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.msweet.org (Postfix) with ESMTPSA id 414A9803C9; Mon, 17 Feb 2025 16:41:00 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 mail.msweet.org 414A9803C9 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=msweet.org; s=default; t=1739810460; bh=Z0UAOfBtLPzxQh9FGZWn393KA6gyQFnPWx4GVttZTZI=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=JtkNBX5mu1NoYmUOfQ9bp2z4klL4XXDveD4SKdoKI/C33RoUgwU6MoMRZ+rJdAMyK CvF2tMYnF45yeN9avQeXbWjLk8kzcVQXbIEZST4gbuB2Zk2Mo0VX2sM8a347+aNp1N KDYbW97Htc6r2Zbvega4hCmkqOh2aDYXwfGDtxR4= Content-Type: text/plain; charset=utf-8 Precedence: bulk X-Mailing-List: printing-architecture@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3826.400.131.1.6\)) Subject: Re: Free-/Open-Source-licensed JPG, JPG-XL, PNG, TIFF, PDF, PostScript files for print filter and OCR CI testing From: Michael Sweet In-Reply-To: <4c111a8a-caed-4539-a9eb-96de0988bfd1@gmail.com> Date: Mon, 17 Feb 2025 11:40:48 -0500 Cc: OpenPrinting , UDDHAV PHATAK 22BCE10731 , Titiksha Bansal Content-Transfer-Encoding: quoted-printable Message-Id: References: <4c111a8a-caed-4539-a9eb-96de0988bfd1@gmail.com> To: Till Kamppeter X-Mailer: Apple Mail (2.3826.400.131.1.6) Till, The CUPS and PAPPL sources already have many of these test files = provided under the Apache 2.0 license. WRT the (legacy) PWG Raster sample files, these are companions to PWG = 5102.4-2012 and are provided under the same terms as the standard = itself: Copyright =C2=A9 2011-2012 The Printer Working Group. All rights = reserved. This document may be copied and furnished to others, and derivative = works that comment on, or otherwise explain it or assist in its implementation may be = prepared, copied, published and distributed, in whole or in part, without restriction of = any kind, provided that the above copyright notice, this paragraph and the title of the Document = as referenced below are included on all such copies and derivative works. However, = this document itself may not be modified in any way, such as by removing the copyright notice = or references to the IEEE-ISTO and the Printer Working Group, a program of the = IEEE-ISTO. There used to be a script in the ippsample project's "scripts" directory = for creating a set of test files at a specific resolution, but since the = self-certification tools no longer depend on these files (ipptool can = generate PWG raster test content) I stopped maintaining it. The libcups project includes the ipptransform tool, which can generate = PDF, PWG Raster, Apple Raster, and PCL content at different resolutions = from PNG, JPEG, PDF, and text input, and I can certainly revive that = sample file script. I'm also happy to contribute sample images towards = building up a repository of test files/templates that can be used for = this testing. For the purposes of testing: - Media sizes: US Letter, US Legal, US Tabloid, US #10 envelope, 4x6 = ("4R") photo, ISO A6, ISO A4, ISO A3, ISO DL envelope, Japanese Hagaki = (postcard), JIS B5, Japanese Kakugata 7 envelope, Chinese 16k, and = Chinese #3 envelope with a mix of portrait/landscape content as = appropriate - Content: Text, photos, graphics (graphs, drawings, etc.), barcodes (1D = and 2D), color and gray scale charts; multi-page content for duplex/N-up = testing - Resolutions: 180, 203, 300, 360, 360x180, 600, 720, 1200, and 1440 - Color spaces: sGray, sRGB, AdobeRGB, Display P3 (RGB), Device (K, RGB, = CMYK) with attached ICC profile (when applicable) - Bit depths: 1-bit black, 8-bit for all, 16-bit for AdobeRGB, Display = P3, and device color spaces - Labeling: Copyright and license text and URL/QRCode on each page/image - Fonts (PDF): Simple and composite fonts (for Unicode text), text = content in the various languages we support. > On Feb 17, 2025, at 9:05=E2=80=AFAM, Till Kamppeter = wrote: >=20 > Hi, >=20 > recently, we added several testing facilities to OpenPrinting, but = some of them, especially those to test software to handle data which = gets printed or which got scanned, need sample files which can be = shipped as a part of the source packages of the component which includes = its tests. >=20 > For this we need files of the formats JPG, JPG-XL, PNG, TIFF, PDF, = PostScript, and perhaps even Apple/PWG/CUPS Raster which are published = under free licenses so that we can include them. Ideally the files also = come with different properties, like grayscale, color, 8-, 16-bit, = different resolutions, page sizes, number of pages, ... >=20 > We appreciate a lot if somebody could suggest us suitable sources. >=20 > Note that the PWG source >=20 > https://ftp.pwg.org/pub/pwg/ipp/examples/ >=20 > is not suitable, unfortunately, as there is no license. The README = files only mention the copyright holder but no license for them (my = suggestionis that PWG publishes sample files under free license). >=20 > Thanks in advance for any suggestion. >=20 > Till >=20 >=20 ________________________ Michael Sweet