bbfccc7135
Qt copyrights are now in The Qt Company, so we could update the source code headers accordingly. In the same go we should also fix the links to point to qt.io. Change-Id: I1c6faa4f59f8eca54f01ef20941fa60161dd7872 Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>
130 lines
4.5 KiB
Plaintext
130 lines
4.5 KiB
Plaintext
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies).
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "avfstoragelocation.h"
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#include "QtCore/qstandardpaths.h"
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QT_BEGIN_NAMESPACE
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AVFStorageLocation::AVFStorageLocation()
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{
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}
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AVFStorageLocation::~AVFStorageLocation()
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{
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}
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/*!
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* Generate the actual file name from user requested one.
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* requestedName may be either empty (the default dir and naming theme is used),
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* points to existing dir (the default name used)
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* or specify the full actual path.
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*/
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QString AVFStorageLocation::generateFileName(const QString &requestedName,
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QCamera::CaptureMode mode,
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const QString &prefix,
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const QString &ext) const
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{
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if (requestedName.isEmpty())
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return generateFileName(prefix, defaultDir(mode), ext);
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if (QFileInfo(requestedName).isDir())
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return generateFileName(prefix, QDir(requestedName), ext);
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return requestedName;
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}
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QDir AVFStorageLocation::defaultDir(QCamera::CaptureMode mode) const
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{
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QStringList dirCandidates;
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if (mode == QCamera::CaptureVideo) {
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dirCandidates << QStandardPaths::writableLocation(QStandardPaths::MoviesLocation);
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} else {
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dirCandidates << QStandardPaths::writableLocation(QStandardPaths::PicturesLocation);
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}
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dirCandidates << QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
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dirCandidates << QDir::homePath();
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dirCandidates << QDir::currentPath();
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dirCandidates << QDir::tempPath();
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Q_FOREACH (const QString &path, dirCandidates) {
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if (QFileInfo(path).isWritable())
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return QDir(path);
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}
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return QDir();
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}
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QString AVFStorageLocation::generateFileName(const QString &prefix, const QDir &dir, const QString &ext) const
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{
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QString lastClipKey = dir.absolutePath()+QLatin1Char(' ')+prefix+QLatin1Char(' ')+ext;
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int lastClip = m_lastUsedIndex.value(lastClipKey, 0);
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if (lastClip == 0) {
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//first run, find the maximum clip number during the fist capture
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Q_FOREACH (const QString &fileName, dir.entryList(QStringList() << QString("%1*.%2").arg(prefix).arg(ext))) {
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int imgNumber = fileName.midRef(prefix.length(), fileName.size()-prefix.length()-ext.length()-1).toInt();
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lastClip = qMax(lastClip, imgNumber);
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}
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}
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//don't just rely on cached lastClip value,
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//someone else may create a file after camera started
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while (true) {
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QString name = QString("%1%2.%3").arg(prefix)
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.arg(lastClip+1,
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4, //fieldWidth
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10,
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QLatin1Char('0'))
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.arg(ext);
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QString path = dir.absoluteFilePath(name);
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if (!QFileInfo(path).exists()) {
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m_lastUsedIndex[lastClipKey] = lastClip+1;
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return path;
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}
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lastClip++;
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}
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return QString();
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}
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QT_END_NAMESPACE
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