1 files changed, 163 insertions, 0 deletions
diff --git a/src/plugins/multimedia/android/mediaplayer/qandroidmetadata.cpp b/src/plugins/multimedia/android/mediaplayer/qandroidmetadata.cpp
new file mode 100644
index 000000000..b01845fa7
--- /dev/null
+++ b/src/plugins/multimedia/android/mediaplayer/qandroidmetadata.cpp
@@ -0,0 +1,163 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "qandroidmetadata_p.h"
+
+#include "androidmediametadataretriever_p.h"
+#include <QtMultimedia/qmediametadata.h>
+#include <qsize.h>
+#include <QDate>
+#include <QtCore/qlist.h>
+#include <QtConcurrent/qtconcurrentrun.h>
+#include <QLoggingCategory>
+
+QT_BEGIN_NAMESPACE
+
+// Genre name ordered by ID
+// see: http://id3.org/id3v2.3.0#Appendix_A_-_Genre_List_from_ID3v1
+static const char* qt_ID3GenreNames[] =
+{
+    "Blues", "Classic Rock", "Country", "Dance", "Disco", "Funk", "Grunge", "Hip-Hop", "Jazz",
+    "Metal", "New Age", "Oldies", "Other", "Pop", "R&B", "Rap", "Reggae", "Rock", "Techno",
+    "Industrial", "Alternative", "Ska", "Death Metal", "Pranks", "Soundtrack", "Euro-Techno",
+    "Ambient", "Trip-Hop", "Vocal", "Jazz+Funk", "Fusion", "Trance", "Classical", "Instrumental",
+    "Acid", "House", "Game", "Sound Clip", "Gospel", "Noise", "AlternRock", "Bass", "Soul", "Punk",
+    "Space", "Meditative", "Instrumental Pop", "Instrumental Rock", "Ethnic", "Gothic", "Darkwave",
+    "Techno-Industrial", "Electronic", "Pop-Folk", "Eurodance", "Dream", "Southern Rock", "Comedy",
+    "Cult", "Gangsta", "Top 40", "Christian Rap", "Pop/Funk", "Jungle", "Native American",
+    "Cabaret", "New Wave", "Psychadelic", "Rave", "Showtunes", "Trailer", "Lo-Fi", "Tribal",
+    "Acid Punk", "Acid Jazz", "Polka", "Retro", "Musical", "Rock & Roll", "Hard Rock", "Folk",
+    "Folk-Rock", "National Folk", "Swing", "Fast Fusion", "Bebob", "Latin", "Revival", "Celtic",
+    "Bluegrass", "Avantgarde", "Gothic Rock", "Progressive Rock", "Psychedelic Rock",
+    "Symphonic Rock", "Slow Rock", "Big Band", "Chorus", "Easy Listening", "Acoustic", "Humour",
+    "Speech", "Chanson", "Opera", "Chamber Music", "Sonata", "Symphony", "Booty Bass", "Primus",
+    "Porn Groove", "Satire", "Slow Jam", "Club", "Tango", "Samba", "Folklore", "Ballad",
+    "Power Ballad", "Rhythmic Soul", "Freestyle", "Duet", "Punk Rock", "Drum Solo", "A capella",
+    "Euro-House", "Dance Hall"
+};
+
+QMediaMetaData QAndroidMetaData::extractMetadata(const QUrl &url)
+{
+    QMediaMetaData metadata;
+
+    if (!url.isEmpty()) {
+        AndroidMediaMetadataRetriever retriever;
+        if (!retriever.setDataSource(url))
+            return metadata;
+
+        QString mimeType = retriever.extractMetadata(AndroidMediaMetadataRetriever::MimeType);
+        if (!mimeType.isNull())
+            metadata.insert(QMediaMetaData::MediaType, mimeType);
+
+        bool isVideo = !retriever.extractMetadata(AndroidMediaMetadataRetriever::HasVideo).isNull()
+                || mimeType.startsWith(QStringLiteral("video"));
+
+        QString string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Album);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::AlbumTitle, string);
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::AlbumArtist);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::AlbumArtist, string);
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Artist);
+        if (!string.isNull()) {
+            metadata.insert(isVideo ? QMediaMetaData::LeadPerformer
+                                    : QMediaMetaData::ContributingArtist,
+                            string.split(QLatin1Char('/'), Qt::SkipEmptyParts));
+        }
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Author);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::Author, string.split(QLatin1Char('/'), Qt::SkipEmptyParts));
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Bitrate);
+        if (!string.isNull()) {
+            metadata.insert(isVideo ? QMediaMetaData::VideoBitRate
+                                    : QMediaMetaData::AudioBitRate,
+                            string.toInt());
+        }
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::CDTrackNumber);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::TrackNumber, string.toInt());
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Composer);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::Composer, string.split(QLatin1Char('/'), Qt::SkipEmptyParts));
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Date);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::Date, QDateTime::fromString(string, QStringLiteral("yyyyMMddTHHmmss.zzzZ")).date());
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Duration);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::Duration, string.toLongLong());
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Genre);
+        if (!string.isNull()) {
+            // The genre can be returned as an ID3v2 id, get the name for it in that case
+            if (string.startsWith(QLatin1Char('(')) && string.endsWith(QLatin1Char(')'))) {
+                bool ok = false;
+                const int genreId = QStringView{string}.mid(1, string.length() - 2).toInt(&ok);
+                if (ok && genreId >= 0 && genreId <= 125)
+                    string = QLatin1String(qt_ID3GenreNames[genreId]);
+            }
+            metadata.insert(QMediaMetaData::Genre, string);
+        }
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Title);
+        if (!string.isNull())
+            metadata.insert(QMediaMetaData::Title, string);
+
+        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::VideoHeight);
+        if (!string.isNull()) {
+            const int height = string.toInt();
+            const int width = retriever.extractMetadata(AndroidMediaMetadataRetriever::VideoWidth).toInt();
+            metadata.insert(QMediaMetaData::Resolution, QSize(width, height));
+        }
+
+//        string = retriever.extractMetadata(AndroidMediaMetadataRetriever::Writer);
+//        if (!string.isNull())
+//            metadata.insert(QMediaMetaData::Writer, string.split('/', Qt::SkipEmptyParts));
+
+    }
+
+    return metadata;
+}
+
+QLocale::Language getLocaleLanguage(const QString &language)
+{
+    // undefined language or uncoded language
+    if (language == QLatin1String("und") || language == QStringLiteral("mis"))
+        return QLocale::AnyLanguage;
+
+    return QLocale::codeToLanguage(language, QLocale::ISO639Part2);
+}
+
+QAndroidMetaData::QAndroidMetaData(int trackType, int androidTrackType, int androidTrackNumber,
+                                   const QString &mimeType, const QString &language)
+    : mTrackType(trackType),
+      mAndroidTrackType(androidTrackType),
+      mAndroidTrackNumber(androidTrackNumber)
+{
+    insert(QMediaMetaData::MediaType, mimeType);
+    insert(QMediaMetaData::Language, getLocaleLanguage(language));
+}
+
+int QAndroidMetaData::trackType() const
+{
+    return mTrackType;
+}
+
+int QAndroidMetaData::androidTrackType() const
+{
+    return mAndroidTrackType;
+}
+
+int QAndroidMetaData::androidTrackNumber() const
+{
+    return mAndroidTrackNumber;
+}
+
+QT_END_NAMESPACE