Added KDE3 version of SoundKonverter

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/soundkonverter@1097614 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

11 files changed, 1797 insertions, 0 deletions

diff --git a/src/metadata/asf/Makefile.am b/src/metadata/asf/Makefile.am
new file mode 100644
index 0000000..63fa0e1
--- /dev/null
+++ b/src/metadata/asf/Makefile.am
@@ -0,0 +1,20 @@
+SUBDIRS =
+
+INCLUDES           = $(all_includes) $(taglib_includes)
+METASOURCES        = AUTO
+libtagasf_la_LDFLAGS  = $(all_libraries)
+noinst_LTLIBRARIES = libtagasf.la
+
+libtagasf_la_SOURCES =  \
+                     asfattribute.cpp \
+                     asfproperties.cpp \
+                     asftag.cpp \
+                     asffile.cpp \
+                     taglib_asffiletyperesolver.cpp
+
+noinst_HEADERS = \
+                     asfattribute.h \
+                     asfproperties.h \
+                     asftag.h \
+                     asffile.h \
+                     taglib_asffiletyperesolver.h
diff --git a/src/metadata/asf/asfattribute.cpp b/src/metadata/asf/asfattribute.cpp
new file mode 100644
index 0000000..bfe81c5
--- /dev/null
+++ b/src/metadata/asf/asfattribute.cpp
@@ -0,0 +1,304 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#include <taglib.h>
+#include "asfattribute.h"
+#include "asffile.h"
+
+using namespace TagLib;
+
+class ASF::Attribute::AttributePrivate : public RefCounter
+{
+public:
+  AttributePrivate()
+    : stream(0),
+      language(0) {}
+  AttributeTypes type;
+  String stringValue;
+  ByteVector byteVectorValue;
+  union {
+    unsigned int intValue;
+    unsigned short shortValue;
+    unsigned long long longLongValue;
+    bool boolValue;
+  };
+  int stream;
+  int language;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// public members
+////////////////////////////////////////////////////////////////////////////////
+
+ASF::Attribute::Attribute()
+{
+  d = new AttributePrivate;
+  d->type = UnicodeType;
+}
+
+ASF::Attribute::Attribute(const ASF::Attribute &other)
+  : d(other.d)
+{
+  d->ref();
+}
+
+ASF::Attribute &
+ASF::Attribute::operator=(const ASF::Attribute &other)
+{
+  if(d->deref())
+    delete d;
+  d = other.d;
+  d->ref();
+  return *this;
+}
+
+ASF::Attribute::~Attribute()
+{
+  if(d->deref())
+    delete d;
+}
+
+ASF::Attribute::Attribute(const String &value)
+{
+  d = new AttributePrivate;
+  d->type = UnicodeType;
+  d->stringValue = value;
+}
+
+ASF::Attribute::Attribute(const ByteVector &value)
+{
+  d = new AttributePrivate;
+  d->type = BytesType;
+  d->byteVectorValue = value;
+}
+
+ASF::Attribute::Attribute(unsigned int value)
+{
+  d = new AttributePrivate;
+  d->type = DWordType;
+  d->intValue = value;
+}
+
+ASF::Attribute::Attribute(unsigned long long value)
+{
+  d = new AttributePrivate;
+  d->type = QWordType;
+  d->longLongValue = value;
+}
+
+ASF::Attribute::Attribute(unsigned short value)
+{
+  d = new AttributePrivate;
+  d->type = WordType;
+  d->shortValue = value;
+}
+
+ASF::Attribute::Attribute(bool value)
+{
+  d = new AttributePrivate;
+  d->type = BoolType;
+  d->boolValue = value;
+}
+
+ASF::Attribute::AttributeTypes
+ASF::Attribute::type() const
+{
+  return d->type;
+}
+
+String
+ASF::Attribute::toString() const
+{
+  return d->stringValue;
+}
+
+ByteVector
+ASF::Attribute::toByteVector() const
+{
+  return d->byteVectorValue;
+}
+
+unsigned short
+ASF::Attribute::toBool() const
+{
+  return d->shortValue;
+}
+
+unsigned short
+ASF::Attribute::toUShort() const
+{
+  return d->shortValue;
+}
+
+unsigned int
+ASF::Attribute::toUInt() const
+{
+  return d->intValue;
+}
+
+unsigned long long
+ASF::Attribute::toULongLong() const
+{
+  return d->longLongValue;
+}
+
+String
+ASF::Attribute::parse(ASF::File &f, int kind)
+{
+  int size, nameLength;
+  String name;
+
+  // extended content descriptor
+  if(kind == 0) {
+    nameLength = f.readWORD();
+    name = f.readString(nameLength);
+    d->type = ASF::Attribute::AttributeTypes(f.readWORD());
+    size = f.readWORD();
+  }
+  // metadata & metadata library
+  else {
+    int temp = f.readWORD();
+    // metadata library
+    if(kind == 2) {
+      d->language = temp;
+    }
+    d->stream = f.readWORD();
+    nameLength = f.readWORD();
+    d->type = ASF::Attribute::AttributeTypes(f.readWORD());
+    size = f.readDWORD();
+    name = f.readString(nameLength);
+  }
+
+  switch(d->type) {
+  case WordType:
+    d->shortValue = f.readWORD();
+    break;
+
+  case BoolType:
+    if(kind == 0) {
+      d->boolValue = f.readDWORD() == 1;
+    }
+    else {
+      d->boolValue = f.readWORD() == 1;
+    }
+    break;
+
+  case DWordType:
+    d->intValue = f.readDWORD();
+    break;
+
+  case QWordType:
+    d->longLongValue = f.readQWORD();
+    break;
+
+  case UnicodeType:
+    d->stringValue = f.readString(size);
+    break;
+
+  case BytesType:
+  case GuidType:
+    d->byteVectorValue = f.readBlock(size);
+    break;
+  }
+
+  return name;
+}
+
+ByteVector
+ASF::Attribute::render(const String &name, int kind) const
+{
+  ByteVector data;
+
+  switch (d->type) {
+  case WordType:
+    data.append(ByteVector::fromShort(d->shortValue, false));
+    break;
+
+  case BoolType:
+    if(kind == 0) {
+      data.append(ByteVector::fromUInt(d->boolValue ? 1 : 0, false));
+    }
+    else {
+      data.append(ByteVector::fromShort(d->boolValue ? 1 : 0, false));
+    }
+    break;
+
+  case DWordType:
+    data.append(ByteVector::fromUInt(d->intValue, false));
+    break;
+
+  case QWordType:
+    data.append(ByteVector::fromLongLong(d->longLongValue, false));
+    break;
+
+  case UnicodeType:
+    data.append(File::renderString(d->stringValue));
+    break;
+
+  case BytesType:
+  case GuidType:
+    data.append(d->byteVectorValue);
+    break;
+  }
+
+  if(kind == 0) {
+    data = File::renderString(name, true) +
+           ByteVector::fromShort((int)d->type, false) +
+           ByteVector::fromShort(data.size(), false) +
+           data;
+  }
+  else {
+    ByteVector nameData = File::renderString(name);
+    data = ByteVector::fromShort(kind == 2 ? d->language : 0, false) +
+           ByteVector::fromShort(d->stream, false) +
+           ByteVector::fromShort(nameData.size(), false) +
+           ByteVector::fromShort((int)d->type, false) +
+           ByteVector::fromUInt(data.size(), false) +
+           nameData +
+           data;
+  }
+
+  return data;
+}
+
+int
+ASF::Attribute::language() const
+{
+  return d->language;
+}
+
+void
+ASF::Attribute::setLanguage(int value)
+{
+  d->language = value;
+}
+
+int
+ASF::Attribute::stream() const
+{
+  return d->stream;
+}
+
+void
+ASF::Attribute::setStream(int value)
+{
+  d->stream = value;
+}
diff --git a/src/metadata/asf/asfattribute.h b/src/metadata/asf/asfattribute.h
new file mode 100644
index 0000000..9a8e3c9
--- /dev/null
+++ b/src/metadata/asf/asfattribute.h
@@ -0,0 +1,176 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#ifndef TAGLIB_ASFATTRIBUTE_H
+#define TAGLIB_ASFATTRIBUTE_H
+
+#include <tstring.h>
+#include <tbytevector.h>
+
+namespace TagLib
+{
+
+  namespace ASF
+  {
+
+    class File;
+
+    class Attribute
+    {
+    public:
+
+      /*!
+       * Enum of types an Attribute can have.
+       */
+      enum AttributeTypes {
+        UnicodeType = 0,
+        BytesType   = 1,
+        BoolType    = 2,
+        DWordType   = 3,
+        QWordType   = 4,
+        WordType    = 5,
+        GuidType    = 6
+      };
+
+      /*!
+       * Constructs an empty attribute.
+       */
+      Attribute();
+
+      /*!
+       * Constructs an attribute with \a key and a UnicodeType \a value.
+       */
+      Attribute(const String &value);
+
+      /*!
+       * Constructs an attribute with \a key and a BytesType \a value.
+       */
+      Attribute(const ByteVector &value);
+
+      /*!
+       * Constructs an attribute with \a key and a DWordType \a value.
+       */
+      Attribute(unsigned int value);
+
+      /*!
+       * Constructs an attribute with \a key and a QWordType \a value.
+       */
+      Attribute(unsigned long long value);
+
+      /*!
+       * Constructs an attribute with \a key and a WordType \a value.
+       */
+      Attribute(unsigned short value);
+
+      /*!
+       * Constructs an attribute with \a key and a BoolType \a value.
+       */
+      Attribute(bool value);
+
+      /*!
+       * Construct an attribute as a copy of \a other.
+       */
+      Attribute(const Attribute &item);
+
+      /*!
+       * Copies the contents of \a other into this item.
+       */
+      ASF::Attribute &operator=(const Attribute &other);
+
+      /*!
+       * Destroys the attribute.
+       */
+      virtual ~Attribute();
+
+      /*!
+       * Returns type of the value.
+       */
+      AttributeTypes type() const;
+
+      /*!
+       * Returns the BoolType \a value.
+       */
+      unsigned short toBool() const;
+
+      /*!
+       * Returns the WordType \a value.
+       */
+      unsigned short toUShort() const;
+
+      /*!
+       * Returns the DWordType \a value.
+       */
+      unsigned int toUInt() const;
+
+      /*!
+       * Returns the QWordType \a value.
+       */
+      unsigned long long toULongLong() const;
+
+      /*!
+       * Returns the UnicodeType \a value.
+       */
+      String toString() const;
+
+      /*!
+       * Returns the BytesType \a value.
+       */
+      ByteVector toByteVector() const;
+
+      /*!
+       * Returns the language number, or 0 is no stream number was set.
+       */
+      int language() const;
+
+      /*!
+       * Sets the language number.
+       */
+      void setLanguage(int value);
+
+      /*!
+       * Returns the stream number, or 0 is no stream number was set.
+       */
+      int stream() const;
+
+      /*!
+       * Sets the stream number.
+       */
+      void setStream(int value);
+
+#ifndef DO_NOT_DOCUMENT
+      /* THIS IS PRIVATE, DON'T TOUCH IT! */
+      String parse(ASF::File &file, int kind = 0);
+#endif
+
+    private:
+      friend class File;
+
+      ByteVector render(const String &name, int kind = 0) const;
+
+      class AttributePrivate;
+      AttributePrivate *d;
+    };
+
+  }
+
+}
+
+#endif
diff --git a/src/metadata/asf/asffile.cpp b/src/metadata/asf/asffile.cpp
new file mode 100644
index 0000000..55a12cc
--- /dev/null
+++ b/src/metadata/asf/asffile.cpp
@@ -0,0 +1,547 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#include <tbytevectorlist.h>
+#include <tstring.h>
+#include "asffile.h"
+#include "asftag.h"
+#include "asfproperties.h"
+
+using namespace TagLib;
+
+class ASF::File::FilePrivate
+{
+public:
+  FilePrivate():
+    size(0),
+    tag(0),
+    properties(0),
+    contentDescriptionObject(0),
+    extendedContentDescriptionObject(0),
+    headerExtensionObject(0),
+    metadataObject(0),
+    metadataLibraryObject(0) {}
+  unsigned long long size;
+  ASF::Tag *tag;
+  ASF::Properties *properties;
+  List<ASF::File::BaseObject *> objects;
+  ASF::File::ContentDescriptionObject *contentDescriptionObject;
+  ASF::File::ExtendedContentDescriptionObject *extendedContentDescriptionObject;
+  ASF::File::HeaderExtensionObject *headerExtensionObject;
+  ASF::File::MetadataObject *metadataObject;
+  ASF::File::MetadataLibraryObject *metadataLibraryObject;
+};
+
+static ByteVector headerGuid("\x30\x26\xB2\x75\x8E\x66\xCF\x11\xA6\xD9\x00\xAA\x00\x62\xCE\x6C", 16);
+static ByteVector filePropertiesGuid("\xA1\xDC\xAB\x8C\x47\xA9\xCF\x11\x8E\xE4\x00\xC0\x0C\x20\x53\x65", 16);
+static ByteVector streamPropertiesGuid("\x91\x07\xDC\xB7\xB7\xA9\xCF\x11\x8E\xE6\x00\xC0\x0C\x20\x53\x65", 16);
+static ByteVector contentDescriptionGuid("\x33\x26\xB2\x75\x8E\x66\xCF\x11\xA6\xD9\x00\xAA\x00\x62\xCE\x6C", 16);
+static ByteVector extendedContentDescriptionGuid("\x40\xA4\xD0\xD2\x07\xE3\xD2\x11\x97\xF0\x00\xA0\xC9\x5E\xA8\x50", 16);
+static ByteVector headerExtensionGuid("\xb5\x03\xbf_.\xa9\xcf\x11\x8e\xe3\x00\xc0\x0c Se", 16);
+static ByteVector metadataGuid("\xEA\xCB\xF8\xC5\xAF[wH\204g\xAA\214D\xFAL\xCA", 16);
+static ByteVector metadataLibraryGuid("\224\034#D\230\224\321I\241A\x1d\x13NEpT", 16);
+
+class ASF::File::BaseObject
+{
+public:
+  ByteVector data;
+  virtual ~BaseObject() {}
+  virtual ByteVector guid() = 0;
+  virtual void parse(ASF::File *file, unsigned int size);
+  virtual ByteVector render(ASF::File *file);
+};
+
+class ASF::File::UnknownObject : public ASF::File::BaseObject
+{
+  ByteVector myGuid;
+public:
+  UnknownObject(const ByteVector &guid);
+  ByteVector guid();
+};
+
+class ASF::File::FilePropertiesObject : public ASF::File::BaseObject
+{
+public:
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+};
+
+class ASF::File::StreamPropertiesObject : public ASF::File::BaseObject
+{
+public:
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+};
+
+class ASF::File::ContentDescriptionObject : public ASF::File::BaseObject
+{
+public:
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+  ByteVector render(ASF::File *file);
+};
+
+class ASF::File::ExtendedContentDescriptionObject : public ASF::File::BaseObject
+{
+public:
+  ByteVectorList attributeData;
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+  ByteVector render(ASF::File *file);
+};
+
+class ASF::File::MetadataObject : public ASF::File::BaseObject
+{
+public:
+  ByteVectorList attributeData;
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+  ByteVector render(ASF::File *file);
+};
+
+class ASF::File::MetadataLibraryObject : public ASF::File::BaseObject
+{
+public:
+  ByteVectorList attributeData;
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+  ByteVector render(ASF::File *file);
+};
+
+class ASF::File::HeaderExtensionObject : public ASF::File::BaseObject
+{
+public:
+  List<ASF::File::BaseObject *> objects;
+  ByteVector guid();
+  void parse(ASF::File *file, uint size);
+  ByteVector render(ASF::File *file);
+};
+
+void
+ASF::File::BaseObject::parse(ASF::File *file, unsigned int size)
+{
+  data = file->readBlock(size - 24);
+}
+
+ByteVector
+ASF::File::BaseObject::render(ASF::File * /*file*/)
+{
+  return guid() + ByteVector::fromLongLong(data.size() + 24, false) + data;
+}
+
+ASF::File::UnknownObject::UnknownObject(const ByteVector &guid) : myGuid(guid)
+{
+}
+
+ByteVector
+ASF::File::UnknownObject::guid()
+{
+  return myGuid;
+}
+
+ByteVector
+ASF::File::FilePropertiesObject::guid()
+{
+  return filePropertiesGuid;
+}
+
+void
+ASF::File::FilePropertiesObject::parse(ASF::File *file, uint size)
+{
+  BaseObject::parse(file, size);
+  file->d->properties->setLength((int)(data.mid(40, 8).toLongLong(false) / 10000000L - data.mid(56, 8).toLongLong(false) / 1000L));
+}
+
+ByteVector
+ASF::File::StreamPropertiesObject::guid()
+{
+  return streamPropertiesGuid;
+}
+
+void
+ASF::File::StreamPropertiesObject::parse(ASF::File *file, uint size)
+{
+  BaseObject::parse(file, size);
+  file->d->properties->setChannels(data.mid(56, 2).toShort(false));
+  file->d->properties->setSampleRate(data.mid(58, 4).toUInt(false));
+  file->d->properties->setBitrate(data.mid(62, 4).toUInt(false) * 8 / 1000);
+}
+
+ByteVector
+ASF::File::ContentDescriptionObject::guid()
+{
+  return contentDescriptionGuid;
+}
+
+void
+ASF::File::ContentDescriptionObject::parse(ASF::File *file, uint /*size*/)
+{
+  file->d->contentDescriptionObject = this;
+  int titleLength = file->readWORD();
+  int artistLength = file->readWORD();
+  int copyrightLength = file->readWORD();
+  int commentLength = file->readWORD();
+  int ratingLength = file->readWORD();
+  file->d->tag->setTitle(file->readString(titleLength));
+  file->d->tag->setArtist(file->readString(artistLength));
+  file->d->tag->setCopyright(file->readString(copyrightLength));
+  file->d->tag->setComment(file->readString(commentLength));
+  file->d->tag->setRating(file->readString(ratingLength));
+}
+
+ByteVector
+ASF::File::ContentDescriptionObject::render(ASF::File *file)
+{
+  ByteVector v1 = file->renderString(file->d->tag->title());
+  ByteVector v2 = file->renderString(file->d->tag->artist());
+  ByteVector v3 = file->renderString(file->d->tag->copyright());
+  ByteVector v4 = file->renderString(file->d->tag->comment());
+  ByteVector v5 = file->renderString(file->d->tag->rating());
+  data.clear();
+  data.append(ByteVector::fromShort(v1.size(), false));
+  data.append(ByteVector::fromShort(v2.size(), false));
+  data.append(ByteVector::fromShort(v3.size(), false));
+  data.append(ByteVector::fromShort(v4.size(), false));
+  data.append(ByteVector::fromShort(v5.size(), false));
+  data.append(v1);
+  data.append(v2);
+  data.append(v3);
+  data.append(v4);
+  data.append(v5);
+  return BaseObject::render(file);
+}
+
+ByteVector
+ASF::File::ExtendedContentDescriptionObject::guid()
+{
+  return extendedContentDescriptionGuid;
+}
+
+void
+ASF::File::ExtendedContentDescriptionObject::parse(ASF::File *file, uint /*size*/)
+{
+  file->d->extendedContentDescriptionObject = this;
+  int count = file->readWORD();
+  while(count--) {
+    ASF::Attribute attribute;
+    String name = attribute.parse(*file);
+    file->d->tag->addAttribute(name, attribute);
+  }
+}
+
+ByteVector
+ASF::File::ExtendedContentDescriptionObject::render(ASF::File *file)
+{
+  data.clear();
+  data.append(ByteVector::fromShort(attributeData.size(), false));
+  data.append(attributeData.toByteVector(ByteVector::null));
+  return BaseObject::render(file);
+}
+
+ByteVector
+ASF::File::MetadataObject::guid()
+{
+  return metadataGuid;
+}
+
+void
+ASF::File::MetadataObject::parse(ASF::File *file, uint /*size*/)
+{
+  file->d->metadataObject = this;
+  int count = file->readWORD();
+  while(count--) {
+    ASF::Attribute attribute;
+    String name = attribute.parse(*file, 1);
+    file->d->tag->addAttribute(name, attribute);
+  }
+}
+
+ByteVector
+ASF::File::MetadataObject::render(ASF::File *file)
+{
+  data.clear();
+  data.append(ByteVector::fromShort(attributeData.size(), false));
+  data.append(attributeData.toByteVector(ByteVector::null));
+  return BaseObject::render(file);
+}
+
+ByteVector
+ASF::File::MetadataLibraryObject::guid()
+{
+  return metadataLibraryGuid;
+}
+
+void
+ASF::File::MetadataLibraryObject::parse(ASF::File *file, uint /*size*/)
+{
+  file->d->metadataLibraryObject = this;
+  int count = file->readWORD();
+  while(count--) {
+    ASF::Attribute attribute;
+    String name = attribute.parse(*file, 2);
+    file->d->tag->addAttribute(name, attribute);
+  }
+}
+
+ByteVector
+ASF::File::MetadataLibraryObject::render(ASF::File *file)
+{
+  data.clear();
+  data.append(ByteVector::fromShort(attributeData.size(), false));
+  data.append(attributeData.toByteVector(ByteVector::null));
+  return BaseObject::render(file);
+}
+
+ByteVector
+ASF::File::HeaderExtensionObject::guid()
+{
+  return headerExtensionGuid;
+}
+
+void
+ASF::File::HeaderExtensionObject::parse(ASF::File *file, uint /*size*/)
+{
+  file->d->headerExtensionObject = this;
+  file->seek(18, File::Current);
+  long long dataSize = file->readDWORD();
+  long long dataPos = 0;
+  while(dataPos < dataSize) {
+    ByteVector guid = file->readBlock(16);
+    long long size = file->readQWORD();
+    BaseObject *obj;
+    if(guid == metadataGuid) {
+      obj = new MetadataObject();
+    }
+    else if(guid == metadataLibraryGuid) {
+      obj = new MetadataLibraryObject();
+    }
+    else {
+      obj = new UnknownObject(guid);
+    }
+    obj->parse(file, size);
+    objects.append(obj);
+    dataPos += size;
+  }
+}
+
+ByteVector
+ASF::File::HeaderExtensionObject::render(ASF::File *file)
+{
+  data.clear();
+  for(unsigned int i = 0; i < objects.size(); i++) {
+    data.append(objects[i]->render(file));
+  }
+  data = ByteVector("\x11\xD2\xD3\xAB\xBA\xA9\xcf\x11\x8E\xE6\x00\xC0\x0C\x20\x53\x65\x06\x00", 18) + ByteVector::fromUInt(data.size(), false) + data;
+  return BaseObject::render(file);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// public members
+////////////////////////////////////////////////////////////////////////////////
+
+ASF::File::File(const char *file, bool readProperties, Properties::ReadStyle propertiesStyle) 
+  : TagLib::File(file)
+{
+  d = new FilePrivate;
+  read(readProperties, propertiesStyle);
+}
+
+ASF::File::~File()
+{
+  for(unsigned int i = 0; i < d->objects.size(); i++) {
+    delete d->objects[i];
+  }
+  if(d->tag) {
+    delete d->tag;
+  }
+  if(d->properties) {
+    delete d->properties;
+  }
+  delete d;
+}
+
+ASF::Tag *ASF::File::tag() const
+{
+  return d->tag;
+}
+
+ASF::Properties *ASF::File::audioProperties() const
+{
+  return d->properties;
+}
+
+void ASF::File::read(bool /*readProperties*/, Properties::ReadStyle /*propertiesStyle*/)
+{
+  if(!isValid())
+    return;
+
+  ByteVector guid = readBlock(16);
+  if(guid != headerGuid) {
+    return;
+  }
+
+  d->tag = new ASF::Tag();
+  d->properties = new ASF::Properties();
+
+  d->size = readQWORD();
+  int numObjects = readDWORD();
+  seek(2, Current);
+
+  for(int i = 0; i < numObjects; i++) {
+    ByteVector guid = readBlock(16);
+    long size = (long)readQWORD();
+    BaseObject *obj;
+    if(guid == filePropertiesGuid) {
+      obj = new FilePropertiesObject();
+    }
+    else if(guid == streamPropertiesGuid) {
+      obj = new StreamPropertiesObject();
+    }
+    else if(guid == contentDescriptionGuid) {
+      obj = new ContentDescriptionObject();
+    }
+    else if(guid == extendedContentDescriptionGuid) {
+      obj = new ExtendedContentDescriptionObject();
+    }
+    else if(guid == headerExtensionGuid) {
+      obj = new HeaderExtensionObject();
+    }
+    else {
+      obj = new UnknownObject(guid);
+    }
+    obj->parse(this, size);
+    d->objects.append(obj);
+  }
+}
+
+bool ASF::File::save()
+{
+  if(readOnly()) {
+    return false;
+  }
+
+  if(!d->contentDescriptionObject) {
+    d->contentDescriptionObject = new ContentDescriptionObject();
+    d->objects.append(d->contentDescriptionObject);
+  }
+  if(!d->extendedContentDescriptionObject) {
+    d->extendedContentDescriptionObject = new ExtendedContentDescriptionObject();
+    d->objects.append(d->extendedContentDescriptionObject);
+  }
+  if(!d->headerExtensionObject) {
+    d->headerExtensionObject = new HeaderExtensionObject();
+    d->objects.append(d->headerExtensionObject);
+  }
+  if(!d->metadataObject) {
+    d->metadataObject = new MetadataObject();
+    d->headerExtensionObject->objects.append(d->metadataObject);
+  }
+  if(!d->metadataLibraryObject) {
+    d->metadataLibraryObject = new MetadataLibraryObject();
+    d->headerExtensionObject->objects.append(d->metadataLibraryObject);
+  }
+
+  ASF::AttributeListMap::ConstIterator it = d->tag->attributeListMap().begin();
+  for(; it != d->tag->attributeListMap().end(); it++) {
+    const String &name = it->first;
+    const AttributeList &attributes = it->second;
+    bool inExtendedContentDescriptionObject = false;
+    bool inMetadataObject = false;
+    for(unsigned int j = 0; j < attributes.size(); j++) {
+      const Attribute &attribute = attributes[j];
+      if(!inExtendedContentDescriptionObject && attribute.language() == 0 && attribute.stream() == 0) {
+        d->extendedContentDescriptionObject->attributeData.append(attribute.render(name));
+        inExtendedContentDescriptionObject = true;
+      }
+      else if(!inMetadataObject && attribute.language() == 0 && attribute.stream() != 0) {
+        d->metadataObject->attributeData.append(attribute.render(name, 1));
+        inMetadataObject = true;
+      }
+      else {
+        d->metadataLibraryObject->attributeData.append(attribute.render(name, 2));
+      }
+    }
+  }
+
+  ByteVector data;
+  for(unsigned int i = 0; i < d->objects.size(); i++) {
+    data.append(d->objects[i]->render(this));
+  }
+  data = headerGuid + ByteVector::fromLongLong(data.size() + 30, false) + ByteVector::fromUInt(d->objects.size(), false) + ByteVector("\x01\x02", 2) + data;
+  insert(data, 0, d->size);
+
+  return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// protected members
+////////////////////////////////////////////////////////////////////////////////
+
+int ASF::File::readBYTE()
+{
+  ByteVector v = readBlock(1);
+  return v[0];
+}
+
+int ASF::File::readWORD()
+{
+  ByteVector v = readBlock(2);
+  return v.toShort(false);
+}
+
+unsigned int ASF::File::readDWORD()
+{
+  ByteVector v = readBlock(4);
+  return v.toUInt(false);
+}
+
+long long ASF::File::readQWORD()
+{
+  ByteVector v = readBlock(8);
+  return v.toLongLong(false);
+}
+
+String
+ASF::File::readString(int length)
+{
+  ByteVector data = readBlock(length);
+  unsigned int size = data.size();
+  while (size >= 2) {
+    if(data[size - 1] != '\0' || data[size - 2] != '\0') {
+      break;
+    }
+    size -= 2;
+  }
+  if(size != data.size()) {
+    data.resize(size);
+  }
+  return String(data, String::UTF16LE);
+}
+
+ByteVector
+ASF::File::renderString(const String &str, bool includeLength)
+{
+  ByteVector data = str.data(String::UTF16LE) + ByteVector::fromShort(0, false);
+  if(includeLength) {
+    data = ByteVector::fromShort(data.size(), false) + data;
+  }
+  return data;
+}
diff --git a/src/metadata/asf/asffile.h b/src/metadata/asf/asffile.h
new file mode 100644
index 0000000..db97331
--- /dev/null
+++ b/src/metadata/asf/asffile.h
@@ -0,0 +1,114 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#ifndef TAGLIB_ASFFILE_H
+#define TAGLIB_ASFFILE_H
+
+#include <tag.h>
+#include <tfile.h>
+#include "asfproperties.h"
+#include "asftag.h"
+
+namespace TagLib {
+
+  //! An implementation of ASF (WMA) metadata
+  namespace ASF {
+
+    /*!
+     * This implements and provides an interface for ASF files to the
+     * TagLib::Tag and TagLib::AudioProperties interfaces by way of implementing
+     * the abstract TagLib::File API as well as providing some additional
+     * information specific to ASF files.
+     */
+    class File : public TagLib::File
+    {
+    public:
+
+      /*!
+       * Contructs an ASF 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 In the current implementation, both \a readProperties and
+       * \a propertiesStyle are ignored.
+       */
+      File(const char *file, bool readProperties = true, Properties::ReadStyle propertiesStyle = Properties::Average);
+
+      /*!
+       * Destroys this instance of the File.
+       */
+      virtual ~File();
+
+      /*!
+       * Returns a pointer to the ASF tag of the file.
+       *
+       * ASF::Tag implements the tag interface, so this serves as the
+       * reimplementation of TagLib::File::tag().
+       *
+       * \note The Tag <b>is still</b> owned by the ASF::File and should not be
+       * deleted by the user.  It will be deleted when the file (object) is
+       * destroyed.
+       */
+      virtual Tag *tag() const;
+
+      /*!
+       * Returns the ASF audio properties for this file.
+       */
+      virtual Properties *audioProperties() const;
+
+      /*!
+       * Save the file.
+       *
+       * This returns true if the save was successful.
+       */
+      virtual bool save();
+
+    private:
+
+      int readBYTE();
+      int readWORD();
+      unsigned int readDWORD();
+      long long readQWORD();
+      static ByteVector renderString(const String &str, bool includeLength = false);
+      String readString(int len);
+      void read(bool readProperties, Properties::ReadStyle propertiesStyle);
+
+      friend class Attribute;
+
+      class BaseObject;
+      class UnknownObject;
+      class FilePropertiesObject;
+      class StreamPropertiesObject;
+      class ContentDescriptionObject;
+      class ExtendedContentDescriptionObject;
+      class HeaderExtensionObject;
+      class MetadataObject;
+      class MetadataLibraryObject;
+
+      class FilePrivate;
+      FilePrivate *d;
+    };
+
+  }
+
+}
+
+#endif
diff --git a/src/metadata/asf/asfproperties.cpp b/src/metadata/asf/asfproperties.cpp
new file mode 100644
index 0000000..ca1d983
--- /dev/null
+++ b/src/metadata/asf/asfproperties.cpp
@@ -0,0 +1,95 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#include <tstring.h>
+#include "asfproperties.h"
+
+using namespace TagLib;
+
+class ASF::Properties::PropertiesPrivate
+{
+public:
+  PropertiesPrivate(): length(0), bitrate(0), sampleRate(0), channels(0) {}
+  int length;
+  int bitrate;
+  int sampleRate;
+  int channels;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// public members
+////////////////////////////////////////////////////////////////////////////////
+
+ASF::Properties::Properties() : AudioProperties(AudioProperties::Average)
+{
+  d = new PropertiesPrivate;
+}
+
+ASF::Properties::~Properties()
+{
+  if(d)
+    delete d;  
+}
+
+int ASF::Properties::length() const
+{
+  return d->length;
+}
+
+int ASF::Properties::bitrate() const
+{
+  return d->bitrate;
+}
+
+int ASF::Properties::sampleRate() const
+{
+  return d->sampleRate;
+}
+
+int ASF::Properties::channels() const
+{
+  return d->channels;
+} 
+
+////////////////////////////////////////////////////////////////////////////////
+// private members
+////////////////////////////////////////////////////////////////////////////////
+
+void ASF::Properties::setLength(int length)
+{
+  d->length = length;
+}
+
+void ASF::Properties::setBitrate(int length)
+{
+  d->bitrate = length;
+}
+
+void ASF::Properties::setSampleRate(int length)
+{
+  d->sampleRate = length;
+}
+
+void ASF::Properties::setChannels(int length)
+{
+  d->channels = length;
+}
+
diff --git a/src/metadata/asf/asfproperties.h b/src/metadata/asf/asfproperties.h
new file mode 100644
index 0000000..150db8a
--- /dev/null
+++ b/src/metadata/asf/asfproperties.h
@@ -0,0 +1,69 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#ifndef TAGLIB_ASFPROPERTIES_H
+#define TAGLIB_ASFPROPERTIES_H
+
+#include <audioproperties.h>
+#include <tstring.h>
+
+namespace TagLib {
+
+  namespace ASF {
+
+    //! An implementation of ASF audio properties
+    class Properties : public AudioProperties
+    {
+    public:
+
+      /*!
+       * Create an instance of ASF::Properties.
+       */
+      Properties();
+
+      /*!
+       * Destroys this ASF::Properties instance.
+       */
+      virtual ~Properties();
+
+      // Reimplementations.
+      virtual int length() const;
+      virtual int bitrate() const;
+      virtual int sampleRate() const;
+      virtual int channels() const;
+
+#ifndef DO_NOT_DOCUMENT
+      void setLength(int value);
+      void setBitrate(int value);
+      void setSampleRate(int value);
+      void setChannels(int value);
+#endif
+
+    private:
+      class PropertiesPrivate;
+      PropertiesPrivate *d;
+    };
+
+  }
+
+}
+
+#endif 
diff --git a/src/metadata/asf/asftag.cpp b/src/metadata/asf/asftag.cpp
new file mode 100644
index 0000000..300887e
--- /dev/null
+++ b/src/metadata/asf/asftag.cpp
@@ -0,0 +1,202 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#include "asftag.h"
+
+using namespace TagLib;
+
+class ASF::Tag::TagPrivate
+{
+public:
+  String title;
+  String artist;
+  String copyright;
+  String comment;
+  String rating;
+  AttributeListMap attributeListMap;
+};
+
+ASF::Tag::Tag()
+: TagLib::Tag()
+{
+  d = new TagPrivate;
+}
+
+ASF::Tag::~Tag()
+{
+  if(d)
+    delete d;
+}
+
+String
+ASF::Tag::title() const
+{
+  return d->title;
+}
+
+String
+ASF::Tag::artist() const
+{
+  return d->artist;
+}
+
+String
+ASF::Tag::album() const
+{
+  if(d->attributeListMap.contains("WM/AlbumTitle"))
+    return d->attributeListMap["WM/AlbumTitle"][0].toString();
+  return String::null;
+}
+
+String
+ASF::Tag::copyright() const
+{
+  return d->copyright;
+}
+
+String
+ASF::Tag::comment() const
+{
+  return d->comment;
+}
+
+String
+ASF::Tag::rating() const
+{
+  return d->rating;
+}
+
+unsigned int
+ASF::Tag::year() const
+{
+  if(d->attributeListMap.contains("WM/Year"))
+    return d->attributeListMap["WM/Year"][0].toString().toInt();
+  return 0;
+}
+
+unsigned int
+ASF::Tag::track() const
+{
+  if(d->attributeListMap.contains("WM/TrackNumber"))
+    return d->attributeListMap["WM/TrackNumber"][0].toString().toInt();
+  if(d->attributeListMap.contains("WM/Track"))
+    return d->attributeListMap["WM/Track"][0].toUInt();
+  return 0;
+}
+
+String
+ASF::Tag::genre() const
+{
+  if(d->attributeListMap.contains("WM/Genre"))
+    return d->attributeListMap["WM/Genre"][0].toString();
+  return String::null;
+}
+
+void
+ASF::Tag::setTitle(const String &value)
+{
+  d->title = value;
+}
+
+void
+ASF::Tag::setArtist(const String &value)
+{
+  d->artist = value;
+}
+
+void
+ASF::Tag::setCopyright(const String &value)
+{
+  d->copyright = value;
+}
+
+void
+ASF::Tag::setComment(const String &value)
+{
+  d->comment = value;
+}
+
+void
+ASF::Tag::setRating(const String &value)
+{
+  d->rating = value;
+}
+
+void
+ASF::Tag::setAlbum(const String &value)
+{
+  setAttribute("WM/AlbumTitle", value);
+}
+
+void
+ASF::Tag::setGenre(const String &value)
+{
+  setAttribute("WM/Genre", value);
+}
+
+void
+ASF::Tag::setYear(uint value)
+{
+  setAttribute("WM/Year", String::number(value));
+}
+
+void
+ASF::Tag::setTrack(uint value)
+{
+  setAttribute("WM/TrackNumber", String::number(value));
+}
+
+ASF::AttributeListMap&
+ASF::Tag::attributeListMap()
+{
+  return d->attributeListMap;
+}
+
+void ASF::Tag::removeItem(const String &key)
+{
+  AttributeListMap::Iterator it = d->attributeListMap.find(key);
+  if(it != d->attributeListMap.end())
+    d->attributeListMap.erase(it);
+}
+
+void ASF::Tag::setAttribute(const String &name, const Attribute &attribute)
+{
+  AttributeList value;
+  value.append(attribute);
+  d->attributeListMap.insert(name, value);
+}
+
+void ASF::Tag::addAttribute(const String &name, const Attribute &attribute)
+{
+  if(d->attributeListMap.contains(name)) {
+    d->attributeListMap[name].append(attribute);
+  }
+  else {
+    setAttribute(name, attribute);
+  }
+}
+
+bool ASF::Tag::isEmpty() const {
+  return TagLib::Tag::isEmpty() &&
+         copyright().isEmpty() &&
+         rating().isEmpty() &&
+         d->attributeListMap.isEmpty();
+}
diff --git a/src/metadata/asf/asftag.h b/src/metadata/asf/asftag.h
new file mode 100644
index 0000000..f282dee
--- /dev/null
+++ b/src/metadata/asf/asftag.h
@@ -0,0 +1,181 @@
+/**************************************************************************
+    copyright            : (C) 2005-2007 by Lukáš Lalinský
+    email                : [email protected]
+ **************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  *
+ *   USA                                                                   *
+ ***************************************************************************/
+
+#ifndef TAGLIB_ASFTAG_H
+#define TAGLIB_ASFTAG_H
+
+#include <tag.h>
+#include <tlist.h>
+#include <tmap.h>
+#include "asfattribute.h"
+
+namespace TagLib {
+
+  namespace ASF {
+
+    typedef List<Attribute> AttributeList;
+    typedef Map<String, AttributeList> AttributeListMap;
+
+    class Tag : public TagLib::Tag {
+
+      friend class File;
+
+    public:
+
+      Tag();
+
+      virtual ~Tag();
+
+      /*!
+       * Returns the track name.
+       */
+      virtual String title() const;
+
+      /*!
+       * Returns the artist name.
+       */
+      virtual String artist() const;
+
+      /*!
+       * Returns the album name; if no album name is present in the tag
+       * String::null will be returned.
+       */
+      virtual String album() const;
+
+      /*!
+       * Returns the track comment.
+       */
+      virtual String comment() const;
+
+      /*!
+       * Returns the genre name; if no genre is present in the tag String::null
+       * will be returned.
+       */
+      virtual String genre() const;
+
+      /*!
+       * Returns the rating.
+       */
+      virtual String rating() const;
+
+      /*!
+       * Returns the genre name; if no genre is present in the tag String::null
+       * will be returned.
+       */
+      virtual String copyright() const;
+
+      /*!
+       * Returns the year; if there is no year set, this will return 0.
+       */
+      virtual uint year() const;
+
+      /*!
+       * Returns the track number; if there is no track number set, this will
+       * return 0.
+       */
+      virtual uint track() const;
+
+      /*!
+       * Sets the title to \a s.
+       */
+      virtual void setTitle(const String &s);
+
+      /*!
+       * Sets the artist to \a s.
+       */
+      virtual void setArtist(const String &s);
+
+      /*!
+       * Sets the album to \a s.  If \a s is String::null then this value will be
+       * cleared.
+       */
+      virtual void setAlbum(const String &s);
+
+      /*!
+       * Sets the comment to \a s.
+       */
+      virtual void setComment(const String &s);
+
+      /*!
+       * Sets the rating to \a s. 
+       */
+      virtual void setRating(const String &s);
+
+      /*!
+       * Sets the copyright to \a s. 
+       */
+      virtual void setCopyright(const String &s);
+
+      /*!
+       * Sets the genre to \a s. 
+       */
+      virtual void setGenre(const String &s);
+
+      /*!
+       * Sets the year to \a i.  If \a s is 0 then this value will be cleared.
+       */
+      virtual void setYear(uint i);
+
+      /*!
+       * Sets the track to \a i.  If \a s is 0 then this value will be cleared.
+       */
+      virtual void setTrack(uint i);
+
+      /*!
+       * Returns true if the tag does not contain any data.  This should be
+       * reimplemented in subclasses that provide more than the basic tagging
+       * abilities in this class.
+       */
+      virtual bool isEmpty() const;
+
+      /*!
+       * Returns a reference to the item list map.  This is an AttributeListMap of
+       * all of the items in the tag.
+       *
+       * This is the most powerfull structure for accessing the items of the tag.
+       */
+      AttributeListMap &attributeListMap();
+
+      /*!
+       * Removes the \a key attribute from the tag
+       */
+      void removeItem(const String &name);
+
+      /*!
+       * Sets the \a key attribute to the value of \a attribute. If an attribute
+       * with the \a key is already present, it will be replaced.
+       */
+      void setAttribute(const String &name, const Attribute &attribute);
+
+      /*!
+       * Sets the \a key attribute to the value of \a attribute. If an attribute
+       * with the \a key is already present, it will be added to the list.
+       */
+      void addAttribute(const String &name, const Attribute &attribute);
+
+    private:
+
+      class TagPrivate;
+      TagPrivate *d;
+    };
+  }
+}
+#endif
diff --git a/src/metadata/asf/taglib_asffiletyperesolver.cpp b/src/metadata/asf/taglib_asffiletyperesolver.cpp
new file mode 100644
index 0000000..f9ed059
--- /dev/null
+++ b/src/metadata/asf/taglib_asffiletyperesolver.cpp
@@ -0,0 +1,47 @@
+/***************************************************************************
+    copyright            : (C) 2005 by Martin Aumueller
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston,            *
+ *   MA  02110-1301  USA                                                   *
+ ***************************************************************************/
+
+// (c) 2005 Martin Aumueller <[email protected]>
+// See COPYING file for licensing information
+
+#include "taglib_asffiletyperesolver.h"
+#include "asffile.h"
+
+#include <string.h>
+
+TagLib::File *ASFFileTypeResolver::createFile(const char *fileName,
+        bool readProperties,
+        TagLib::AudioProperties::ReadStyle propertiesStyle) const
+{
+    const char *ext = strrchr(fileName, '.');
+    if(ext && (!strcasecmp(ext, ".wma") || !strcasecmp(ext, ".asf")))
+    {
+        TagLib::ASF::File *f = new TagLib::ASF::File(fileName, readProperties, propertiesStyle);
+        if(f->isValid())
+            return f;
+        else
+        {
+            delete f;
+        }
+    }
+
+    return 0;
+}
diff --git a/src/metadata/asf/taglib_asffiletyperesolver.h b/src/metadata/asf/taglib_asffiletyperesolver.h
new file mode 100644
index 0000000..ab524b4
--- /dev/null
+++ b/src/metadata/asf/taglib_asffiletyperesolver.h
@@ -0,0 +1,42 @@
+/***************************************************************************
+    copyright            : (C) 2005 by Martin Aumueller
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *   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., 51 Franklin Street, Fifth Floor, Boston,            *
+ *   MA  02110-1301  USA                                                   *
+ ***************************************************************************/
+
+// (c) 2005 Martin Aumueller <[email protected]>
+// See COPYING file for licensing information
+
+#ifndef TAGLIB_ASFFILETYPERESOLVER_H
+#define TAGLIB_ASFFILETYPERESOLVER_H
+
+#include <taglib/tfile.h>
+#include <taglib/fileref.h>
+
+
+class ASFFileTypeResolver : public TagLib::FileRef::FileTypeResolver
+{
+    TagLib::File *createFile(const char *fileName,
+            bool readAudioProperties,
+            TagLib::AudioProperties::ReadStyle audioPropertiesStyle) const;
+
+public:
+    virtual ~ASFFileTypeResolver() {}
+};
+
+#endif