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-rw-r--r--src/metadata/wavpack/Makefile.am16
-rw-r--r--src/metadata/wavpack/combinedtag.h171
-rw-r--r--src/metadata/wavpack/taglib_wavpackfiletyperesolver.cpp44
-rw-r--r--src/metadata/wavpack/taglib_wavpackfiletyperesolver.h36
-rw-r--r--src/metadata/wavpack/wvfile.cpp311
-rw-r--r--src/metadata/wavpack/wvfile.h160
-rw-r--r--src/metadata/wavpack/wvproperties.cpp141
-rw-r--r--src/metadata/wavpack/wvproperties.h86
8 files changed, 965 insertions, 0 deletions
diff --git a/src/metadata/wavpack/Makefile.am b/src/metadata/wavpack/Makefile.am
new file mode 100644
index 0000000..93a98c6
--- /dev/null
+++ b/src/metadata/wavpack/Makefile.am
@@ -0,0 +1,16 @@
+SUBDIRS =
+
+INCLUDES = $(all_includes) $(taglib_includes)
+METASOURCES = AUTO
+libtagwavpack_la_LDFLAGS = $(all_libraries)
+noinst_LTLIBRARIES = libtagwavpack.la
+
+libtagwavpack_la_SOURCES = \
+ wvfile.cpp \
+ wvproperties.cpp \
+ taglib_wavpackfiletyperesolver.cpp
+
+noinst_HEADERS = wvfile.h \
+ wvproperties.h \
+ taglib_wavpackfiletyperesolver.h
+
diff --git a/src/metadata/wavpack/combinedtag.h b/src/metadata/wavpack/combinedtag.h
new file mode 100644
index 0000000..7d530d2
--- /dev/null
+++ b/src/metadata/wavpack/combinedtag.h
@@ -0,0 +1,171 @@
+/***************************************************************************
+ copyright : (C) 2004 by Allan Sandfeld Jensen
+ email : kde@carewolf.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., 51 Franklin Street, Fifth Floor, Boston, *
+ * MA 02110-1301 USA *
+ ***************************************************************************/
+
+#ifndef DO_NOT_DOCUMENT // Tell Doxygen not to document this header
+
+#ifndef TAGLIB_COMBINEDTAG_H
+#define TAGLIB_COMBINEDTAG_H
+
+////////////////////////////////////////////////////////////////////////////////
+// Note that this header is not installed.
+////////////////////////////////////////////////////////////////////////////////
+
+#include <tag.h>
+
+namespace TagLib {
+
+ /*!
+ * A union of two TagLib::Tags.
+ */
+ class CombinedTag : public TagLib::Tag
+ {
+ public:
+ CombinedTag(Tag *tag1 = 0, Tag *tag2 = 0)
+ : TagLib::Tag(),
+ tag1(tag1), tag2(tag2) {}
+
+ virtual String title() const {
+ if(tag1 && !tag1->title().isEmpty())
+ return tag1->title();
+
+ if(tag2)
+ return tag2->title();
+
+ return String::null;
+ }
+
+ virtual String artist() const {
+ if(tag1 && !tag1->artist().isEmpty())
+ return tag1->artist();
+
+ if(tag2)
+ return tag2->artist();
+
+ return String::null;
+ }
+
+ virtual String album() const {
+ if(tag1 && !tag1->album().isEmpty())
+ return tag1->album();
+
+ if(tag2)
+ return tag2->album();
+
+ return String::null;
+ }
+
+ virtual String comment() const {
+ if(tag1 && !tag1->comment().isEmpty())
+ return tag1->comment();
+
+ if(tag2)
+ return tag2->comment();
+
+ return String::null;
+ }
+
+ virtual String genre() const {
+ if(tag1 && !tag1->genre().isEmpty())
+ return tag1->genre();
+
+ if(tag2)
+ return tag2->genre();
+
+ return String::null;
+ }
+
+ virtual uint year() const {
+ if(tag1 && tag1->year() > 0)
+ return tag1->year();
+
+ if(tag2)
+ return tag2->year();
+
+ return 0;
+ }
+
+ virtual uint track() const {
+ if(tag1 && tag1->track() > 0)
+ return tag1->track();
+
+ if(tag2)
+ return tag2->track();
+
+ return 0;
+ }
+
+ virtual void setTitle(const String &s) {
+ if(tag1)
+ tag1->setTitle(s);
+ if(tag2)
+ tag2->setTitle(s);
+ }
+
+ virtual void setArtist(const String &s) {
+ if(tag1)
+ tag1->setArtist(s);
+ if(tag2)
+ tag2->setArtist(s);
+ }
+
+ virtual void setAlbum(const String &s) {
+ if(tag1)
+ tag1->setAlbum(s);
+ if(tag2)
+ tag2->setAlbum(s);
+ }
+
+ virtual void setComment(const String &s) {
+ if(tag1)
+ tag1->setComment(s);
+ if(tag2)
+ tag2->setComment(s);
+ }
+
+ virtual void setGenre(const String &s) {
+ if(tag1)
+ tag1->setGenre(s);
+ if(tag2)
+ tag2->setGenre(s);
+ }
+
+ virtual void setYear(uint i) {
+ if(tag1)
+ tag1->setYear(i);
+ if(tag2)
+ tag2->setYear(i);
+ }
+
+ virtual void setTrack(uint i) {
+ if(tag1)
+ tag1->setTrack(i);
+ if(tag2)
+ tag2->setTrack(i);
+ }
+
+ private:
+ Tag *tag1;
+ Tag *tag2;
+ };
+}
+
+#endif
+#endif
diff --git a/src/metadata/wavpack/taglib_wavpackfiletyperesolver.cpp b/src/metadata/wavpack/taglib_wavpackfiletyperesolver.cpp
new file mode 100644
index 0000000..fe289a2
--- /dev/null
+++ b/src/metadata/wavpack/taglib_wavpackfiletyperesolver.cpp
@@ -0,0 +1,44 @@
+/***************************************************************************
+ copyright : (C) 2006 by Martin Aumueller
+ email : aumuell@reserv.at
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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_wavpackfiletyperesolver.h"
+#include "wvfile.h"
+
+#include <string.h>
+
+TagLib::File *WavPackFileTypeResolver::createFile(const char *fileName,
+ bool readProperties,
+ TagLib::AudioProperties::ReadStyle propertiesStyle) const
+{
+ const char *ext = strrchr(fileName, '.');
+ if(ext && !strcasecmp(ext, ".wv"))
+ {
+ TagLib::WavPack::File *f = new TagLib::WavPack::File(fileName, readProperties, propertiesStyle);
+ if(f->isValid())
+ return f;
+ else
+ {
+ delete f;
+ }
+ }
+
+ return 0;
+}
diff --git a/src/metadata/wavpack/taglib_wavpackfiletyperesolver.h b/src/metadata/wavpack/taglib_wavpackfiletyperesolver.h
new file mode 100644
index 0000000..b9d4500
--- /dev/null
+++ b/src/metadata/wavpack/taglib_wavpackfiletyperesolver.h
@@ -0,0 +1,36 @@
+/***************************************************************************
+ copyright : (C) 2006 by Martin Aumueller
+ email : aumuell@reserv.at
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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_WAVPACKFILETYPERESOLVER_H
+#define TAGLIB_WAVPACKFILETYPERESOLVER_H
+
+#include <taglib/tfile.h>
+#include <taglib/fileref.h>
+
+
+class WavPackFileTypeResolver : public TagLib::FileRef::FileTypeResolver
+{
+ TagLib::File *createFile(const char *fileName,
+ bool readAudioProperties,
+ TagLib::AudioProperties::ReadStyle audioPropertiesStyle) const;
+};
+
+#endif
diff --git a/src/metadata/wavpack/wvfile.cpp b/src/metadata/wavpack/wvfile.cpp
new file mode 100644
index 0000000..3890bc9
--- /dev/null
+++ b/src/metadata/wavpack/wvfile.cpp
@@ -0,0 +1,311 @@
+/***************************************************************************
+ copyright : (C) 2006 by Lukáš Lalinský
+ email : lalinsky@gmail.com
+
+ copyright : (C) 2004 by Allan Sandfeld Jensen
+ email : kde@carewolf.org
+ (original MPC implementation)
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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 <tbytevector.h>
+#include <tstring.h>
+#if 0
+#include <tdebug.h>
+#endif
+
+#include "wvfile.h"
+#include "id3v1tag.h"
+#include "id3v2header.h"
+#include "apetag.h"
+#include "apefooter.h"
+#include "combinedtag.h"
+
+using namespace TagLib;
+
+class WavPack::File::FilePrivate
+{
+public:
+ FilePrivate() :
+ APETag(0),
+ APELocation(-1),
+ APESize(0),
+ ID3v1Tag(0),
+ ID3v1Location(-1),
+ tag(0),
+ properties(0),
+ scanned(false),
+ hasAPE(false),
+ hasID3v1(false) {}
+
+ ~FilePrivate()
+ {
+ if (tag != ID3v1Tag && tag != APETag) delete tag;
+ delete ID3v1Tag;
+ delete APETag;
+ delete properties;
+ }
+
+ APE::Tag *APETag;
+ long APELocation;
+ uint APESize;
+
+ ID3v1::Tag *ID3v1Tag;
+ long ID3v1Location;
+
+ Tag *tag;
+
+ Properties *properties;
+ bool scanned;
+
+ // These indicate whether the file *on disk* has these tags, not if
+ // this data structure does. This is used in computing offsets.
+
+ bool hasAPE;
+ bool hasID3v1;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// public members
+////////////////////////////////////////////////////////////////////////////////
+
+WavPack::File::File(const char *file, bool readProperties,
+ Properties::ReadStyle propertiesStyle) : TagLib::File(file)
+{
+ d = new FilePrivate;
+ read(readProperties, propertiesStyle);
+}
+
+WavPack::File::~File()
+{
+ delete d;
+}
+
+TagLib::Tag *WavPack::File::tag() const
+{
+ return d->tag;
+}
+
+WavPack::Properties *WavPack::File::audioProperties() const
+{
+ return d->properties;
+}
+
+bool WavPack::File::save()
+{
+ if(readOnly()) {
+#if 0
+ debug("WavPack::File::save() -- File is read only.");
+#endif
+ return false;
+ }
+
+ // Update ID3v1 tag
+
+ if(d->ID3v1Tag) {
+ if(d->hasID3v1) {
+ seek(d->ID3v1Location);
+ writeBlock(d->ID3v1Tag->render());
+ }
+ else {
+ seek(0, End);
+ d->ID3v1Location = tell();
+ writeBlock(d->ID3v1Tag->render());
+ d->hasID3v1 = true;
+ }
+ } else
+ if(d->hasID3v1) {
+ removeBlock(d->ID3v1Location, 128);
+ d->hasID3v1 = false;
+ if(d->hasAPE) {
+ if(d->APELocation > d->ID3v1Location)
+ d->APELocation -= 128;
+ }
+ }
+
+ // Update APE tag
+
+ if(d->APETag) {
+ if(d->hasAPE)
+ insert(d->APETag->render(), d->APELocation, d->APESize);
+ else {
+ if(d->hasID3v1) {
+ insert(d->APETag->render(), d->ID3v1Location, 0);
+ d->APESize = d->APETag->footer()->completeTagSize();
+ d->hasAPE = true;
+ d->APELocation = d->ID3v1Location;
+ d->ID3v1Location += d->APESize;
+ }
+ else {
+ seek(0, End);
+ d->APELocation = tell();
+ writeBlock(d->APETag->render());
+ d->APESize = d->APETag->footer()->completeTagSize();
+ d->hasAPE = true;
+ }
+ }
+ }
+ else
+ if(d->hasAPE) {
+ removeBlock(d->APELocation, d->APESize);
+ d->hasAPE = false;
+ if(d->hasID3v1) {
+ if (d->ID3v1Location > d->APELocation)
+ d->ID3v1Location -= d->APESize;
+ }
+ }
+
+ return true;
+}
+
+ID3v1::Tag *WavPack::File::ID3v1Tag(bool create)
+{
+ if(!create || d->ID3v1Tag)
+ return d->ID3v1Tag;
+
+ // no ID3v1 tag exists and we've been asked to create one
+
+ d->ID3v1Tag = new ID3v1::Tag;
+
+ if(d->APETag)
+ d->tag = new CombinedTag(d->APETag, d->ID3v1Tag);
+ else
+ d->tag = d->ID3v1Tag;
+
+ return d->ID3v1Tag;
+}
+
+APE::Tag *WavPack::File::APETag(bool create)
+{
+ if(!create || d->APETag)
+ return d->APETag;
+
+ // no APE tag exists and we've been asked to create one
+
+ d->APETag = new APE::Tag;
+
+ if(d->ID3v1Tag)
+ d->tag = new CombinedTag(d->APETag, d->ID3v1Tag);
+ else
+ d->tag = d->APETag;
+
+ return d->APETag;
+}
+
+void WavPack::File::remove(int tags)
+{
+ if(tags & ID3v1) {
+ delete d->ID3v1Tag;
+ d->ID3v1Tag = 0;
+
+ if(d->APETag)
+ d->tag = d->APETag;
+ else
+ d->tag = d->APETag = new APE::Tag;
+ }
+
+ if(tags & APE) {
+ delete d->APETag;
+ d->APETag = 0;
+
+ if(d->ID3v1Tag)
+ d->tag = d->ID3v1Tag;
+ else
+ d->tag = d->APETag = new APE::Tag;
+ }
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// private members
+////////////////////////////////////////////////////////////////////////////////
+
+void WavPack::File::read(bool readProperties, Properties::ReadStyle /* propertiesStyle */)
+{
+ // Look for an ID3v1 tag
+
+ d->ID3v1Location = findID3v1();
+
+ if(d->ID3v1Location >= 0) {
+ d->ID3v1Tag = new ID3v1::Tag(this, d->ID3v1Location);
+ d->hasID3v1 = true;
+ }
+
+ // Look for an APE tag
+
+ d->APELocation = findAPE();
+
+ if(d->APELocation >= 0) {
+ d->APETag = new APE::Tag(this, d->APELocation);
+ d->APESize = d->APETag->footer()->completeTagSize();
+ d->APELocation = d->APELocation + d->APETag->footer()->size() - d->APESize;
+ d->hasAPE = true;
+ }
+
+ if(d->hasID3v1 && d->hasAPE)
+ d->tag = new CombinedTag(d->APETag, d->ID3v1Tag);
+ else {
+ if(d->hasID3v1)
+ d->tag = d->ID3v1Tag;
+ else {
+ if(d->hasAPE)
+ d->tag = d->APETag;
+ else
+ d->tag = d->APETag = new APE::Tag;
+ }
+ }
+
+ // Look for WavPack audio properties
+
+ if(readProperties) {
+ seek(0);
+ d->properties = new Properties(readBlock(WavPack::HeaderSize),
+ length() - d->APESize);
+ }
+}
+
+long WavPack::File::findAPE()
+{
+ if(!isValid())
+ return -1;
+
+ if(d->hasID3v1)
+ seek(-160, End);
+ else
+ seek(-32, End);
+
+ long p = tell();
+
+ if(readBlock(8) == APE::Tag::fileIdentifier())
+ return p;
+
+ return -1;
+}
+
+long WavPack::File::findID3v1()
+{
+ if(!isValid())
+ return -1;
+
+ seek(-128, End);
+ long p = tell();
+
+ if(readBlock(3) == ID3v1::Tag::fileIdentifier())
+ return p;
+
+ return -1;
+}
diff --git a/src/metadata/wavpack/wvfile.h b/src/metadata/wavpack/wvfile.h
new file mode 100644
index 0000000..6c57f6d
--- /dev/null
+++ b/src/metadata/wavpack/wvfile.h
@@ -0,0 +1,160 @@
+/***************************************************************************
+ copyright : (C) 2006 by Lukáš Lalinský
+ email : lalinsky@gmail.com
+
+ copyright : (C) 2004 by Allan Sandfeld Jensen
+ email : kde@carewolf.org
+ (original MPC implementation)
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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_WVFILE_H
+#define TAGLIB_WVFILE_H
+
+#include "tfile.h"
+
+#include "wvproperties.h"
+
+namespace TagLib {
+
+ class Tag;
+
+ namespace ID3v1 { class Tag; }
+ namespace APE { class Tag; }
+
+ //! An implementation of WavPack metadata
+
+ /*!
+ * This is implementation of WavPack metadata.
+ *
+ * This supports ID3v1 and APE (v1 and v2) style comments as well as reading stream
+ * properties from the file.
+ */
+
+ namespace WavPack {
+
+ //! An implementation of TagLib::File with WavPack specific methods
+
+ /*!
+ * This implements and provides an interface for WavPack 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 WavPack files.
+ */
+
+ class File : public TagLib::File
+ {
+ public:
+ /*!
+ * This set of flags is used for various operations and is suitable for
+ * being OR-ed together.
+ */
+ enum TagTypes {
+ //! Empty set. Matches no tag types.
+ NoTags = 0x0000,
+ //! Matches ID3v1 tags.
+ ID3v1 = 0x0001,
+ //! Matches APE tags.
+ APE = 0x0002,
+ //! Matches all tag types.
+ AllTags = 0xffff
+ };
+
+ /*!
+ * Contructs an WavPack 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.
+ */
+ File(const char *file, bool readProperties = true,
+ Properties::ReadStyle propertiesStyle = Properties::Average);
+
+ /*!
+ * Destroys this instance of the File.
+ */
+ virtual ~File();
+
+ /*!
+ * Returns the Tag for this file. This will be an APE tag, an ID3v1 tag
+ * or a combination of the two.
+ */
+ virtual TagLib::Tag *tag() const;
+
+ /*!
+ * Returns the MPC::Properties for this file. If no audio properties
+ * were read then this will return a null pointer.
+ */
+ virtual Properties *audioProperties() const;
+
+ /*!
+ * Saves the file.
+ */
+ virtual bool save();
+
+ /*!
+ * Returns a pointer to the ID3v1 tag of the file.
+ *
+ * If \a create is false (the default) this will return a null pointer
+ * if there is no valid ID3v1 tag. If \a create is true it will create
+ * an ID3v1 tag if one does not exist. If there is already an APE tag, the
+ * new ID3v1 tag will be placed after it.
+ *
+ * \note The Tag <b>is still</b> owned by the APE::File and should not be
+ * deleted by the user. It will be deleted when the file (object) is
+ * destroyed.
+ */
+ ID3v1::Tag *ID3v1Tag(bool create = false);
+
+ /*!
+ * Returns a pointer to the APE tag of the file.
+ *
+ * If \a create is false (the default) this will return a null pointer
+ * if there is no valid APE tag. If \a create is true it will create
+ * a APE tag if one does not exist.
+ *
+ * \note The Tag <b>is still</b> owned by the APE::File and should not be
+ * deleted by the user. It will be deleted when the file (object) is
+ * destroyed.
+ */
+ APE::Tag *APETag(bool create = false);
+
+ /*!
+ * This will remove the tags that match the OR-ed together TagTypes from the
+ * file. By default it removes all tags.
+ *
+ * \note This will also invalidate pointers to the tags
+ * as their memory will be freed.
+ * \note In order to make the removal permanent save() still needs to be called
+ */
+ void remove(int tags = AllTags);
+
+ private:
+ File(const File &);
+ File &operator=(const File &);
+
+ void read(bool readProperties, Properties::ReadStyle propertiesStyle);
+ void scan();
+ long findID3v1();
+ long findAPE();
+
+ class FilePrivate;
+ FilePrivate *d;
+ };
+ }
+}
+
+#endif
diff --git a/src/metadata/wavpack/wvproperties.cpp b/src/metadata/wavpack/wvproperties.cpp
new file mode 100644
index 0000000..376824d
--- /dev/null
+++ b/src/metadata/wavpack/wvproperties.cpp
@@ -0,0 +1,141 @@
+/***************************************************************************
+ copyright : (C) 2006 by Lukáš Lalinský
+ email : lalinsky@gmail.com
+
+ copyright : (C) 2004 by Allan Sandfeld Jensen
+ email : kde@carewolf.org
+ (original MPC implementation)
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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>
+#if 0
+#include <tdebug.h>
+#endif
+#include <bitset>
+
+#include "wvproperties.h"
+#include "wvfile.h"
+
+using namespace TagLib;
+
+class WavPack::Properties::PropertiesPrivate
+{
+public:
+ PropertiesPrivate(const ByteVector &d, long length, ReadStyle s) :
+ data(d),
+ streamLength(length),
+ style(s),
+ length(0),
+ bitrate(0),
+ sampleRate(0),
+ channels(0),
+ version(0),
+ bitsPerSample(0) {}
+
+ ByteVector data;
+ long streamLength;
+ ReadStyle style;
+ int length;
+ int bitrate;
+ int sampleRate;
+ int channels;
+ int version;
+ int bitsPerSample;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// public members
+////////////////////////////////////////////////////////////////////////////////
+
+WavPack::Properties::Properties(const ByteVector &data, long streamLength, ReadStyle style) : AudioProperties(style)
+{
+ d = new PropertiesPrivate(data, streamLength, style);
+ read();
+}
+
+WavPack::Properties::~Properties()
+{
+ delete d;
+}
+
+int WavPack::Properties::length() const
+{
+ return d->length;
+}
+
+int WavPack::Properties::bitrate() const
+{
+ return d->bitrate;
+}
+
+int WavPack::Properties::sampleRate() const
+{
+ return d->sampleRate;
+}
+
+int WavPack::Properties::channels() const
+{
+ return d->channels;
+}
+
+int WavPack::Properties::version() const
+{
+ return d->version;
+}
+
+int WavPack::Properties::bitsPerSample() const
+{
+ return d->bitsPerSample;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// private members
+////////////////////////////////////////////////////////////////////////////////
+
+static const unsigned int sample_rates[] = { 6000, 8000, 9600, 11025, 12000,
+ 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000, 192000 };
+
+#define BYTES_STORED 3
+#define MONO_FLAG 4
+
+#define SHIFT_LSB 13
+#define SHIFT_MASK (0x1fL << SHIFT_LSB)
+
+#define SRATE_LSB 23
+#define SRATE_MASK (0xfL << SRATE_LSB)
+
+void WavPack::Properties::read()
+{
+ if(!d->data.startsWith("wvpk"))
+ return;
+
+ d->version = d->data.mid(8, 2).toShort(false);
+
+ unsigned int flags = d->data.mid(24, 4).toUInt(false);
+ d->bitsPerSample = ((flags & BYTES_STORED) + 1) * 8 -
+ ((flags & SHIFT_MASK) >> SHIFT_LSB);
+ d->sampleRate = sample_rates[(flags & SRATE_MASK) >> SRATE_LSB];
+ d->channels = (flags & MONO_FLAG) ? 1 : 2;
+
+ unsigned int samples = d->data.mid(12, 4).toUInt(false);
+ d->length = d->sampleRate > 0 ? (samples + (d->sampleRate / 2)) / d->sampleRate : 0;
+
+ d->bitrate = d->length > 0 ? ((d->streamLength * 8L) / d->length) / 1000 : 0;
+}
+
diff --git a/src/metadata/wavpack/wvproperties.h b/src/metadata/wavpack/wvproperties.h
new file mode 100644
index 0000000..b615adf
--- /dev/null
+++ b/src/metadata/wavpack/wvproperties.h
@@ -0,0 +1,86 @@
+/***************************************************************************
+ copyright : (C) 2006 by Lukáš Lalinský
+ email : lalinsky@gmail.com
+
+ copyright : (C) 2004 by Allan Sandfeld Jensen
+ email : kde@carewolf.org
+ (original MPC implementation)
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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_WVPROPERTIES_H
+#define TAGLIB_WVPROPERTIES_H
+
+#include "audioproperties.h"
+
+namespace TagLib {
+
+ namespace WavPack {
+
+ class File;
+
+ static const uint HeaderSize = 32;
+
+ //! An implementation of audio property reading for WavPack
+
+ /*!
+ * This reads the data from an WavPack stream found in the AudioProperties
+ * API.
+ */
+
+ class Properties : public AudioProperties
+ {
+ public:
+ /*!
+ * Create an instance of WavPack::Properties with the data read from the
+ * ByteVector \a data.
+ */
+ Properties(const ByteVector &data, long streamLength, ReadStyle style = Average);
+
+ /*!
+ * Destroys this WavPack::Properties instance.
+ */
+ virtual ~Properties();
+
+ // Reimplementations.
+
+ virtual int length() const;
+ virtual int bitrate() const;
+ virtual int sampleRate() const;
+ virtual int channels() const;
+
+ /*!
+ * Returns number of bits per sample.
+ */
+ int bitsPerSample() const;
+
+ /*!
+ * Returns WavPack version.
+ */
+ int version() const;
+
+ private:
+ void read();
+
+ class PropertiesPrivate;
+ PropertiesPrivate *d;
+ };
+ }
+}
+
+#endif
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