X-Git-Url: https://vcs.maemo.org/git/?a=blobdiff_plain;ds=sidebyside;f=src%2Ftaglib%2Fogg%2Foggfile.h;fp=src%2Ftaglib%2Fogg%2Foggfile.h;h=e5535f6f3dd2f1f5d9204662002e1c4ea7023862;hb=68d60ad21e61d1e3255673985ae19606ceb0c59d;hp=0000000000000000000000000000000000000000;hpb=dca4bf6a28a8b904d45ff26376e667b05063a400;p=someplayer

diff --git a/src/taglib/ogg/oggfile.h b/src/taglib/ogg/oggfile.h
new file mode 100644
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+++ b/src/taglib/ogg/oggfile.h
@@ -0,0 +1,112 @@
+/***************************************************************************
+    copyright            : (C) 2002 - 2008 by Scott Wheeler
+    email                : wheeler@kde.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *   This library is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU Lesser General Public License version   *
+ *   2.1 as published by the Free Software Foundation.                     *
+ *                                                                         *
+ *   This library 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     *
+ *   Lesser General Public License for more details.                       *
+ *                                                                         *
+ *   You should have received a copy of the GNU Lesser General Public      *
+ *   License along with this library; if not, write to the Free Software   *
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+ *   USA                                                                   *
+ *                                                                         *
+ *   Alternatively, this file is available under the Mozilla Public        *
+ *   License Version 1.1.  You may obtain a copy of the License at         *
+ *   http://www.mozilla.org/MPL/                                           *
+ ***************************************************************************/
+
+#include "taglib_export.h"
+#include "tfile.h"
+#include "tbytevectorlist.h"
+
+#ifndef TAGLIB_OGGFILE_H
+#define TAGLIB_OGGFILE_H
+
+namespace TagLib {
+
+  //! A namespace for the classes used by Ogg-based metadata files
+
+  namespace Ogg {
+
+    class PageHeader;
+
+    //! An implementation of TagLib::File with some helpers for Ogg based formats
+
+    /*!
+     * This is an implementation of Ogg file page and packet rendering and is of
+     * use to Ogg based formats.  While the API is small this handles the
+     * non-trivial details of breaking up an Ogg stream into packets and makes
+     * these available (via subclassing) to the codec meta data implementations.
+     */
+
+    class TAGLIB_EXPORT File : public TagLib::File
+    {
+    public:
+      virtual ~File();
+
+      /*!
+       * Returns the packet contents for the i-th packet (starting from zero)
+       * in the Ogg bitstream.
+       *
+       * \warning The requires reading at least the packet header for every page
+       * up to the requested page.
+       */
+      ByteVector packet(uint i);
+
+      /*!
+       * Sets the packet with index \a i to the value \a p.
+       */
+      void setPacket(uint i, const ByteVector &p);
+
+      /*!
+       * Returns a pointer to the PageHeader for the first page in the stream or
+       * null if the page could not be found.
+       */
+      const PageHeader *firstPageHeader();
+
+      /*!
+       * Returns a pointer to the PageHeader for the last page in the stream or
+       * null if the page could not be found.
+       */
+      const PageHeader *lastPageHeader();
+
+      virtual bool save();
+
+    protected:
+      /*!
+       * Contructs an Ogg file from \a file.  If \a readProperties is true the
+       * file's audio properties will also be read using \a propertiesStyle.  If
+       * false, \a propertiesStyle is ignored.
+       *
+       * \note This constructor is protected since Ogg::File shouldn't be
+       * instantiated directly but rather should be used through the codec
+       * specific subclasses.
+       */
+      File(FileName file);
+
+    private:
+      File(const File &);
+      File &operator=(const File &);
+
+      /*!
+       * Reads the next page and updates the internal "current page" pointer.
+       */
+      bool nextPage();
+      void writePageGroup(const List<int> &group);
+
+      class FilePrivate;
+      FilePrivate *d;
+    };
+
+  }
+}
+
+#endif