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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
+;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
+;;; Copyright © 2013 David Thompson <dthompson2@worcester.edu>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages xiph)
+ #:use-module (gnu packages)
+ #:use-module (gnu packages bison)
+ #:use-module (gnu packages compression)
+ #:use-module (gnu packages curl)
+ #:use-module (gnu packages libpng)
+ #:use-module (gnu packages pkg-config)
+ #:use-module (gnu packages python)
+ #:use-module (gnu packages linux)
+ #:use-module (gnu packages pulseaudio)
+ #:use-module ((guix licenses)
+ #:renamer (symbol-prefix-proc 'license:))
+ #:use-module (guix packages)
+ #:use-module (guix download)
+ #:use-module (guix build-system gnu)
+ #:export (libogg
+ libvorbis
+ libtheora
+ speex
+ ao
+ flac
+ libkate
+ vorbis-tools))
+
+(define libogg
+ (package
+ (name "libogg")
+ (version "1.3.0")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/ogg/libogg-"
+ version ".tar.xz"))
+ (sha256
+ (base32
+ "0jy79ffkl34vycnwfsj4svqsdg1lwy2l1rr49y8r4d44kh12a5r3"))))
+ (build-system gnu-build-system)
+ (synopsis "libogg, a library for manipulating the ogg multimedia format")
+ (description
+ "The libogg library allows to manipulate the ogg multimedia container
+format, which encapsulates raw compressed data and allows the interleaving of
+audio and video data. In addition to encapsulation and interleaving of
+multiple data streams, ogg provides packet framing, error detection, and
+periodic timestamps for seeking.")
+ (license (license:bsd-style "file://COPYING"
+ "See COPYING in the distribution."))
+ (home-page "http://xiph.org/ogg/")))
+
+(define libvorbis
+ (package
+ (name "libvorbis")
+ (version "1.3.3")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/vorbis/libvorbis-"
+ version ".tar.xz"))
+ (sha256
+ (base32
+ "1gby6hapz9njx4l9g0pndyk4q83z5fgrgc30mfwfgx7bllspsk43"))))
+ (build-system gnu-build-system)
+ (propagated-inputs `(("libogg" ,libogg)))
+ (arguments `(#:configure-flags '("LDFLAGS=-lm")))
+ (synopsis "libvorbis, a library implementing the vorbis audio format")
+ (description
+ "The libvorbis library implements the ogg vorbis audio format,
+a fully open, non-proprietary, patent-and-royalty-free, general-purpose
+compressed audio format for mid to high quality (8kHz-48.0kHz, 16+ bit,
+polyphonic) audio and music at fixed and variable bitrates from 16 to
+128 kbps/channel.")
+ (license (license:bsd-style "file://COPYING"
+ "See COPYING in the distribution."))
+ (home-page "http://xiph.org/vorbis/")))
+
+(define libtheora
+ (package
+ (name "libtheora")
+ (version "1.1.1")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/theora/libtheora-"
+ version ".tar.xz"))
+ (sha256
+ (base32
+ "0q8wark9ribij57dciym5vdikg2464p8q2mgqvfb78ksjh4s8vgk"))
+ (patches (list (search-patch "libtheora-config-guess.patch")))))
+ (build-system gnu-build-system)
+ (inputs `(("libvorbis" ,libvorbis)))
+ ;; The .pc files refer to libogg.
+ (propagated-inputs `(("libogg" ,libogg)))
+ (synopsis "Library implementing the Theora video format")
+ (description
+ "The libtheora library implements the ogg theora video format,
+a fully open, non-proprietary, patent-and-royalty-free, general-purpose
+compressed video format.")
+ (license license:bsd-3)
+ (home-page "http://xiph.org/theora/")))
+
+(define speex
+ (package
+ (name "speex")
+ (version "1.2rc1")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/speex/speex-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "19mpkhbz3s08snvndn0h1dk2j139max6b0rr86nnsjmxazf30brl"))))
+ (build-system gnu-build-system)
+ (inputs `(("libogg" ,libogg)))
+ (home-page "https://gnu.org/software/speex")
+ (synopsis "Library for patent-free audio compression format")
+ (description
+ "GNU Speex is a patent-free audio compression codec specially designed
+for speech. It is well-adapted to internet applications, such as VoIP. It
+features compression of different bands in the same bitstream, intensity
+stereo encoding, and voice activity detection.")
+ ;; 'src/getopt.c' is under LGPLv2+
+ (license (license:bsd-style "file://COPYING"
+ "See COPYING in the distribution."))))
+
+(define ao
+ (package
+ (name "ao")
+ (version "1.1.0")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/ao/libao-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "1m0v2y6bhr4iwsgdkc7b3y0qgpvpv1ifbxsy8n8ahsvjn6wmppi9"))))
+ (build-system gnu-build-system)
+ ;; FIXME: Add further backends, see the summary printed after configure.
+ ;; XXX: Should back-ends be pushed to different outputs? For instance,
+ ;; "out" would include only the ALSA back-end, while "pulse" would
+ ;; contain 'lib/ao/plugins-4/libpulse.*'.
+ (inputs `(("pkg-config" ,pkg-config)
+ ("alsa-lib" ,alsa-lib)
+ ("pulseaudio" ,pulseaudio)))
+ (synopsis "Cross platform audio library")
+ (description
+ "Libao is a cross-platform audio library that allows programs to
+output audio using a simple API on a wide variety of platforms.
+It currently supports:
+Null output (handy for testing without a sound device),
+WAV files,
+AU files,
+RAW files,
+OSS (Open Sound System, used on Linux and FreeBSD),
+ALSA (Advanced Linux Sound Architecture),
+aRts (Analog RealTime Synth, used by KDE),
+PulseAudio (next generation GNOME sound server),
+esd (EsounD or Enlightened Sound Daemon),
+Mac OS X,
+Windows (98 and later),
+AIX,
+Sun/NetBSD/OpenBSD,
+IRIX,
+NAS (Network Audio Server),
+RoarAudio (Modern, multi-OS, networked Sound System),
+OpenBSD's sndio.")
+ (license license:gpl2+)
+ (home-page "http://www.xiph.org/ao/")))
+
+(define flac
+ (package
+ (name "flac")
+ (version "1.2.1")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/flac/flac-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "1pry5lgzfg57pga1zbazzdd55fkgk3v5qy4axvrbny5lrr5s8dcn"))
+ (patches
+ (list (search-patch "flac-fix-memcmp-not-declared.patch")))))
+ (build-system gnu-build-system)
+ (arguments
+ `(#:parallel-tests? #f))
+ ;; FIXME: configure also looks for xmms, input could be added once it exists
+ (inputs `(("libogg" ,libogg)))
+ (synopsis "flac free lossless audio codec")
+ (description
+"FLAC stands for Free Lossless Audio Codec, an audio format that is lossless,
+meaning that audio is compressed in FLAC without any loss in quality.")
+ (license (license:bsd-style "file://COPYING"
+ "See COPYING in the distribution.")) ; and LGPL and GPL
+ (home-page "http://xiph.org/flac/")))
+
+(define libkate
+ (package
+ (name "libkate")
+ (version "0.4.1")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://libkate.googlecode.com/files/libkate-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "0s3vr2nxfxlf1k75iqpp4l78yf4gil3f0v778kvlngbchvaq23n4"))))
+ (build-system gnu-build-system)
+ ;; FIXME: Add optional inputs doxygen (for documentation) and liboggz
+ (inputs `(("bison" ,bison)
+ ("libogg" ,libogg)
+ ("libpng" ,libpng)
+ ("pkg-config" ,pkg-config)
+ ("python" ,python-wrapper)
+ ("zlib" ,zlib)))
+ (synopsis "kate, a karaoke and text codec for embedding in ogg")
+ (description
+ "Kate is an overlay codec, originally designed for karaoke and text,
+that can be multiplixed in Ogg. Text and images can be carried by a Kate
+stream, and animated. Most of the time, this would be multiplexed with
+audio/video to carry subtitles, song lyrics (with or without karaoke data),
+etc., but doesn't have to be.
+
+Series of curves (splines, segments, etc.) may be attached to various
+properties (text position, font size, etc.) to create animated overlays.
+This allows scrolling or fading text to be defined. This can even be used
+to draw arbitrary shapes, so hand drawing can also be represented by a
+Kate stream.")
+ (license license:bsd-3)
+ (home-page "http://code.google.com/p/libkate/")))
+
+(define vorbis-tools
+ (package
+ (name "vorbis-tools")
+ (version "1.4.0")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://downloads.xiph.org/releases/vorbis/vorbis-tools-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "1g12bnh5ah08v529y72kfdz5lhvy75iaz7f9jskyby23m9dkk2d3"))))
+ (build-system gnu-build-system)
+ (inputs `(("ao" ,ao)
+ ("curl" ,curl)
+ ("flac" ,flac)
+ ("libkate" ,libkate)
+ ("libogg" ,libogg)
+ ("libvorbis" ,libvorbis)
+ ("pkg-config" ,pkg-config)
+ ("speex" ,speex)))
+ (synopsis "ogg vorbis tools")
+ (description
+ "Ogg vorbis is a non-proprietary, patent-and-royalty-free,
+general-purpose compressed audio format.
+
+The package vorbis-tools contains
+ogg123, an ogg vorbis command line audio player;
+oggenc, the ogg vorbis encoder;
+oggdec, a simple, portable command line decoder (to wav and raw);
+ogginfo, to obtain information (tags, bitrate, length, etc.) about
+ an ogg vorbis file.")
+ (license license:gpl2)
+ (home-page "http://xiph.org/vorbis/")))