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Diffstat (limited to 'src/multimedia/platform/qplatformimagecapture_p.h')
| -rw-r--r-- | src/multimedia/platform/qplatformimagecapture_p.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/multimedia/platform/qplatformimagecapture_p.h b/src/multimedia/platform/qplatformimagecapture_p.h new file mode 100644 index 000000000..441848ed0 --- /dev/null +++ b/src/multimedia/platform/qplatformimagecapture_p.h @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** 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 The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QCAMERAIMAGECAPTURECONTROL_H +#define QCAMERAIMAGECAPTURECONTROL_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtMultimedia/qimagecapture.h> +#include <QtMultimedia/qmediametadata.h> +#include <QtMultimedia/qimagecapture.h> + +QT_BEGIN_NAMESPACE + +class QImage; +class QPlatformMediaCaptureSession; + +class QImageEncoderSettingsPrivate; +class Q_MULTIMEDIA_EXPORT QImageEncoderSettings +{ + QImageCapture::FileFormat m_format = QImageCapture::UnspecifiedFormat; + QSize m_resolution; + QImageCapture::Quality m_quality = QImageCapture::NormalQuality; + +public: + bool operator==(const QImageEncoderSettings &other) { + return m_format == other.m_format && + m_resolution == other.m_resolution && + m_quality == other.m_quality; + } + bool operator!=(const QImageEncoderSettings &other) { return !operator==(other); } + + QImageCapture::FileFormat format() const { return m_format; } + void setFormat(QImageCapture::FileFormat f) { m_format = f; } + + QSize resolution() const { return m_resolution; } + void setResolution(const QSize &s) { m_resolution = s; } + void setResolution(int width, int height) { m_resolution = QSize(width, height); } + + QImageCapture::Quality quality() const { return m_quality; } + void setQuality(QImageCapture::Quality quality) { m_quality = quality; } +}; + +class Q_MULTIMEDIA_EXPORT QPlatformImageCapture : public QObject +{ + Q_OBJECT + +public: + virtual bool isReadyForCapture() const = 0; + + virtual int capture(const QString &fileName) = 0; + virtual int captureToBuffer() = 0; + + virtual QImageEncoderSettings imageSettings() const = 0; + virtual void setImageSettings(const QImageEncoderSettings &settings) = 0; + + virtual void setMetaData(const QMediaMetaData &m) { m_metaData = m; } + QMediaMetaData metaData() const { return m_metaData; } + + QImageCapture *imageCapture() { return m_imageCapture; } + +Q_SIGNALS: + void readyForCaptureChanged(bool ready); + + void imageExposed(int requestId); + void imageCaptured(int requestId, const QImage &preview); + void imageMetadataAvailable(int id, const QMediaMetaData &); + void imageAvailable(int requestId, const QVideoFrame &buffer); + void imageSaved(int requestId, const QString &fileName); + + void error(int id, int error, const QString &errorString); + +protected: + explicit QPlatformImageCapture(QImageCapture *parent = nullptr); +private: + QImageCapture *m_imageCapture = nullptr; + QMediaMetaData m_metaData; +}; + +QT_END_NAMESPACE + + +#endif // QCAMERAIMAGECAPTURECONTROL_H + |