Audio file detection by content

2018-05-10 15:29:28 +02:00
parent 7b2d1d95d3
commit 5392cc4109
232 changed files with 55355 additions and 133 deletions
--- a/3rdparty/taglib/tag.cpp
+++ b/3rdparty/taglib/tag.cpp
@@ -0,0 +1,180 @@
+/***************************************************************************
+    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., 51 Franklin Street, Fifth Floor, Boston, MA         *
+ *   02110-1301  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 "tag.h"
+#include "tstringlist.h"
+#include "tpropertymap.h"
+
+using namespace TagLib;
+
+class Tag::TagPrivate
+{
+
+};
+
+Tag::Tag()
+{
+
+}
+
+Tag::~Tag()
+{
+
+}
+
+bool Tag::isEmpty() const
+{
+  return (title().isEmpty() &&
+          artist().isEmpty() &&
+          album().isEmpty() &&
+          comment().isEmpty() &&
+          genre().isEmpty() &&
+          year() == 0 &&
+          track() == 0);
+}
+
+PropertyMap Tag::properties() const
+{
+  PropertyMap map;
+  if(!(title().isEmpty()))
+    map["TITLE"].append(title());
+  if(!(artist().isEmpty()))
+    map["ARTIST"].append(artist());
+  if(!(album().isEmpty()))
+    map["ALBUM"].append(album());
+  if(!(comment().isEmpty()))
+    map["COMMENT"].append(comment());
+  if(!(genre().isEmpty()))
+    map["GENRE"].append(genre());
+  if(!(year() == 0))
+    map["DATE"].append(String::number(year()));
+  if(!(track() == 0))
+    map["TRACKNUMBER"].append(String::number(track()));
+  return map;
+}
+
+void Tag::removeUnsupportedProperties(const StringList&)
+{
+}
+
+PropertyMap Tag::setProperties(const PropertyMap &origProps)
+{
+  PropertyMap properties(origProps);
+  properties.removeEmpty();
+  StringList oneValueSet;
+  // can this be simplified by using some preprocessor defines / function pointers?
+  if(properties.contains("TITLE")) {
+    setTitle(properties["TITLE"].front());
+    oneValueSet.append("TITLE");
+  } else
+    setTitle(String());
+
+  if(properties.contains("ARTIST")) {
+    setArtist(properties["ARTIST"].front());
+    oneValueSet.append("ARTIST");
+  } else
+    setArtist(String());
+
+  if(properties.contains("ALBUM")) {
+    setAlbum(properties["ALBUM"].front());
+    oneValueSet.append("ALBUM");
+  } else
+    setAlbum(String());
+
+  if(properties.contains("COMMENT")) {
+    setComment(properties["COMMENT"].front());
+    oneValueSet.append("COMMENT");
+  } else
+    setComment(String());
+
+  if(properties.contains("GENRE")) {
+    setGenre(properties["GENRE"].front());
+    oneValueSet.append("GENRE");
+  } else
+    setGenre(String());
+
+  if(properties.contains("DATE")) {
+    bool ok;
+    int date = properties["DATE"].front().toInt(&ok);
+    if(ok) {
+      setYear(date);
+      oneValueSet.append("DATE");
+    } else
+      setYear(0);
+  }
+  else
+    setYear(0);
+
+  if(properties.contains("TRACKNUMBER")) {
+    bool ok;
+    int track = properties["TRACKNUMBER"].front().toInt(&ok);
+    if(ok) {
+      setTrack(track);
+      oneValueSet.append("TRACKNUMBER");
+    } else
+      setTrack(0);
+  }
+  else
+    setTrack(0);
+
+  // for each tag that has been set above, remove the first entry in the corresponding
+  // value list. The others will be returned as unsupported by this format.
+  for(StringList::ConstIterator it = oneValueSet.begin(); it != oneValueSet.end(); ++it) {
+    if(properties[*it].size() == 1)
+      properties.erase(*it);
+    else
+      properties[*it].erase( properties[*it].begin() );
+  }
+  return properties;
+}
+
+void Tag::duplicate(const Tag *source, Tag *target, bool overwrite) // static
+{
+  if(overwrite) {
+    target->setTitle(source->title());
+    target->setArtist(source->artist());
+    target->setAlbum(source->album());
+    target->setComment(source->comment());
+    target->setGenre(source->genre());
+    target->setYear(source->year());
+    target->setTrack(source->track());
+  }
+  else {
+    if(target->title().isEmpty())
+      target->setTitle(source->title());
+    if(target->artist().isEmpty())
+      target->setArtist(source->artist());
+    if(target->album().isEmpty())
+      target->setAlbum(source->album());
+    if(target->comment().isEmpty())
+      target->setComment(source->comment());
+    if(target->genre().isEmpty())
+      target->setGenre(source->genre());
+    if(target->year() <= 0)
+      target->setYear(source->year());
+    if(target->track() <= 0)
+      target->setTrack(source->track());
+  }
+}