1 files changed, 130 insertions, 0 deletions
diff --git a/src/plugins/android/src/mediacapture/qandroidmediastoragelocation.cpp b/src/plugins/android/src/mediacapture/qandroidmediastoragelocation.cpp
new file mode 100644
index 000000000..ee6734158
--- /dev/null
+++ b/src/plugins/android/src/mediacapture/qandroidmediastoragelocation.cpp
@@ -0,0 +1,130 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qandroidmediastoragelocation.h"
+
+#include "jmultimediautils.h"
+
+QT_BEGIN_NAMESPACE
+
+QAndroidMediaStorageLocation::QAndroidMediaStorageLocation()
+{
+}
+
+QDir QAndroidMediaStorageLocation::defaultDir(CaptureSource source) const
+{
+    QStringList dirCandidates;
+
+    if (source == Camera)
+        dirCandidates << JMultimediaUtils::getDefaultMediaDirectory(JMultimediaUtils::DCIM);
+    else
+        dirCandidates << JMultimediaUtils::getDefaultMediaDirectory(JMultimediaUtils::Sounds);
+    dirCandidates << QDir::homePath();
+    dirCandidates << QDir::currentPath();
+    dirCandidates << QDir::tempPath();
+
+    Q_FOREACH (const QString &path, dirCandidates) {
+        if (QFileInfo(path).isWritable())
+            return QDir(path);
+    }
+
+    return QDir();
+}
+
+QString QAndroidMediaStorageLocation::generateFileName(const QString &requestedName,
+                                                       CaptureSource source,
+                                                       const QString &prefix,
+                                                       const QString &extension) const
+{
+    if (requestedName.isEmpty())
+        return generateFileName(prefix, defaultDir(source), extension);
+
+    QString path = requestedName;
+
+    if (QFileInfo(path).isRelative())
+        path = defaultDir(source).absoluteFilePath(path);
+
+    if (QFileInfo(path).isDir())
+        return generateFileName(prefix, QDir(path), extension);
+
+    if (!path.endsWith(extension))
+        path.append(QString(".%1").arg(extension));
+
+    return path;
+}
+
+QString QAndroidMediaStorageLocation::generateFileName(const QString &prefix,
+                                                       const QDir &dir,
+                                                       const QString &extension) const
+{
+    QMutexLocker lock(&m_mutex);
+
+    const QString lastMediaKey = dir.absolutePath() + QLatin1Char(' ') + prefix + QLatin1Char(' ') + extension;
+    qint64 lastMediaIndex = m_lastUsedIndex.value(lastMediaKey, 0);
+
+    if (lastMediaIndex == 0) {
+        // first run, find the maximum media number during the fist capture
+        Q_FOREACH (const QString &fileName, dir.entryList(QStringList() << QString("%1*.%2").arg(prefix).arg(extension))) {
+            const qint64 mediaIndex = fileName.mid(prefix.length(), fileName.size() - prefix.length() - extension.length() - 1).toInt();
+            lastMediaIndex = qMax(lastMediaIndex, mediaIndex);
+        }
+    }
+
+    // don't just rely on cached lastMediaIndex value,
+    // someone else may create a file after camera started
+    while (true) {
+        const QString name = QString("%1%2.%3").arg(prefix)
+                                               .arg(lastMediaIndex + 1, 8, 10, QLatin1Char('0'))
+                                               .arg(extension);
+
+        const QString path = dir.absoluteFilePath(name);
+        if (!QFileInfo(path).exists()) {
+            m_lastUsedIndex[lastMediaKey] = lastMediaIndex + 1;
+            return path;
+        }
+
+        lastMediaIndex++;
+    }
+
+    return QString();
+}
+
+QT_END_NAMESPACE