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Diffstat (limited to 'lisp/emms-info-ogg.el')
| -rw-r--r-- | lisp/emms-info-ogg.el | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/lisp/emms-info-ogg.el b/lisp/emms-info-ogg.el new file mode 100644 index 0000000..035a8c6 --- /dev/null +++ b/lisp/emms-info-ogg.el @@ -0,0 +1,92 @@ +;;; emms-info-ogg.el --- ogg-comment.el info-interface for EMMS + +;; Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + +;; Authors: Yoni Rabkin <yonirabkin@member.fsf.org>, +;; Ulrik Jensen <terryp@daimi.au.dk> + +;; Keywords: ogg, emms, info + +;; This file is part of EMMS. + +;; EMMS 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, or (at your option) +;; any later version. + +;; EMMS 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 EMMS; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +;; Boston, MA 02110-1301, USA. + +;;; Commentary: + +;; This file provides an interface to retrieving comments from +;; ogg-files, using Lawrence Mitchells ogg-comment.el. + +;; To activate, put something like this in your ~/.emacs: + +;; (require 'emms-info-ogg) +;; (add-to-list 'emms-info-methods-list 'emms-info-ogg) + +;; You'll of course need to also have a player if you want to actually +;; play the files. + +;;; Code: + +(require 'emms-info) +(require 'ogg-comment) + +(defvar emms-info-ogg-version "0.2 $Revision: 1.14 $" + "EMMS info ogg version string.") +;; $Id: emms-info-ogg.el,v 1.14 2005/07/09 11:56:00 forcer Exp $ + +(defgroup emms-info-ogg nil + "An EMMS-info method for getting/setting ogg-comments, using +ogg-comments.el" + :group 'emms-info-methods + :prefix "emms-info-ogg-") + +(defun emms-info-ogg-get-comment (field info) + (let ((comment (cadr (assoc field (cadr info))))) + (if comment + comment + ""))) + +(defun emms-info-ogg (track) + "Retrieve an emms-info structure as an ogg-comment" + (when (and (eq 'file (emms-track-type track)) + (string-match "\\.[Oo][Gg][Gg]\\'" (emms-track-name track))) + (let ((info (oggc-read-header (emms-track-name track))) + (file (emms-track-get track 'name)) + ptime-total ptime-min ptime-sec) + (with-temp-buffer + (call-process "ogginfo" nil t nil file) + (goto-char (point-min)) + (re-search-forward "Playback length: \\([0-9]*\\)m:\\([0-9]*\\)") + (let ((minutes (string-to-number (match-string 1))) + (seconds (string-to-number (match-string 2)))) + (setq ptime-total (+ (* minutes 60) seconds) + ptime-min minutes + ptime-sec seconds))) + + (emms-track-set track 'info-title (emms-info-ogg-get-comment "title" info)) + (emms-track-set track 'info-artist (emms-info-ogg-get-comment "artist" info)) + (emms-track-set track 'info-composer (emms-info-ogg-get-comment "composer" info)) + (emms-track-set track 'info-performer (emms-info-ogg-get-comment "performer" info)) + (emms-track-set track 'info-album (emms-info-ogg-get-comment "album" info)) + (emms-track-set track 'info-note (emms-info-ogg-get-comment "comment" info)) + (emms-track-set track 'info-year (emms-info-ogg-get-comment "date" info)) + (emms-track-set track 'info-genre (emms-info-ogg-get-comment "genre" info)) + (emms-track-set track 'info-playing-time ptime-total) + (emms-track-set track 'info-playing-time-min ptime-min) + (emms-track-set track 'info-playing-time-sec ptime-sec) + (emms-track-set track 'info-file (emms-track-name track))))) + +(provide 'emms-info-ogg) +;;; emms-info-ogg.el ends here |