mpegheader.h
Go to the documentation of this file.00001 /*************************************************************************** 00002 copyright : (C) 2003 by Scott Wheeler 00003 email : wheeler@kde.org 00004 ***************************************************************************/ 00005 00006 /*************************************************************************** 00007 * This library is free software; you can redistribute it and/or modify * 00008 * it under the terms of the GNU Lesser General Public License version * 00009 * 2.1 as published by the Free Software Foundation. * 00010 * * 00011 * This library is distributed in the hope that it will be useful, but * 00012 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00014 * Lesser General Public License for more details. * 00015 * * 00016 * You should have received a copy of the GNU Lesser General Public * 00017 * License along with this library; if not, write to the Free Software * 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * 00019 * USA * 00020 ***************************************************************************/ 00021 00022 #ifndef TAGLIB_MPEGHEADER_H 00023 #define TAGLIB_MPEGHEADER_H 00024 00025 namespace TagLib { 00026 00027 class ByteVector; 00028 00029 namespace MPEG { 00030 00032 00040 class Header 00041 { 00042 public: 00046 Header(const ByteVector &data); 00047 00051 Header(const Header &h); 00052 00056 virtual ~Header(); 00057 00062 bool isValid() const; 00063 00067 enum Version { 00069 Version1 = 0, 00071 Version2 = 1, 00073 Version2_5 = 2 00074 }; 00075 00079 Version version() const; 00080 00084 int layer() const; 00085 00089 bool protectionEnabled() const; 00090 00094 int bitrate() const; 00095 00099 int sampleRate() const; 00100 00104 bool isPadded() const; 00105 00110 enum ChannelMode { 00112 Stereo = 0, 00114 JointStereo = 1, 00116 DualChannel = 2, 00118 SingleChannel = 3 00119 }; 00120 00124 ChannelMode channelMode() const; 00125 00129 bool isCopyrighted() const; 00130 00134 bool isOriginal() const; 00135 00139 int frameLength() const; 00140 00144 Header &operator=(const Header &h); 00145 00146 private: 00147 void parse(const ByteVector &data); 00148 00149 class HeaderPrivate; 00150 HeaderPrivate *d; 00151 }; 00152 } 00153 } 00154 00155 #endif