File indexing completed on 2025-02-09 05:31:48
0001 /* This file is part of the KDE project 0002 Copyright (C) 2007 Matthias Kretz <kretz@kde.org> 0003 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). <thierry.bastian@trolltech.com> 0004 0005 This library is free software; you can redistribute it and/or 0006 modify it under the terms of the GNU Lesser General Public 0007 License as published by the Free Software Foundation; either 0008 version 2.1 of the License, or (at your option) version 3, or any 0009 later version accepted by the membership of KDE e.V. (or its 0010 successor approved by the membership of KDE e.V.), Nokia Corporation 0011 (or its successors, if any) and the KDE Free Qt Foundation, which shall 0012 act as a proxy defined in Section 6 of version 3 of the license. 0013 0014 This library is distributed in the hope that it will be useful, 0015 but WITHOUT ANY WARRANTY; without even the implied warranty of 0016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0017 Lesser General Public License for more details. 0018 0019 You should have received a copy of the GNU Lesser General Public 0020 License along with this library. If not, see <http://www.gnu.org/licenses/>. 0021 0022 */ 0023 0024 #ifndef PHONON_MEDIANODE_H 0025 #define PHONON_MEDIANODE_H 0026 0027 #include "phonondefs.h" 0028 #include "phonon_export.h" 0029 #include "path.h" 0030 0031 0032 namespace Phonon 0033 { 0034 0035 class Path; 0036 class MediaNodePrivate; 0037 class PHONON_EXPORT MediaNode 0038 { 0039 friend class Path; 0040 friend class PathPrivate; 0041 friend PHONON_EXPORT Path createPath(MediaNode *source, MediaNode *sink); 0042 P_DECLARE_PRIVATE(MediaNode) 0043 public: 0044 virtual ~MediaNode(); 0045 /** 0046 * Tells whether the backend provides an implementation of this 0047 * class. 0048 * 0049 * \return \c true if backend provides an implementation 0050 * \return \c false if the object is not implemented by the backend 0051 */ 0052 bool isValid() const; 0053 0054 QList<Path> inputPaths() const; 0055 QList<Path> outputPaths() const; 0056 0057 protected: 0058 MediaNode(MediaNodePrivate &dd); 0059 MediaNodePrivate *const k_ptr; 0060 }; 0061 0062 } // namespace Phonon 0063 0064 0065 #endif // PHONON_MEDIANODE_H