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// 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
#ifndef QMediaRecorder_H
#define QMediaRecorder_H
#include <QtCore/qobject.h>
#include <QtCore/qsize.h>
#include <QtMultimedia/qtmultimediaglobal.h>
#include <QtMultimedia/qmediaenumdebug.h>
#include <QtMultimedia/qmediametadata.h>
#include <QtCore/qpair.h>
QT_BEGIN_NAMESPACE
class QUrl;
class QSize;
class QAudioFormat;
class QCamera;
class QCameraDevice;
class QMediaFormat;
class QAudioDevice;
class QMediaCaptureSession;
class QPlatformMediaRecorder;
class QMediaRecorderPrivate;
class Q_MULTIMEDIA_EXPORT QMediaRecorder : public QObject
{
Q_OBJECT
Q_PROPERTY(QMediaRecorder::RecorderState recorderState READ recorderState NOTIFY recorderStateChanged)
Q_PROPERTY(qint64 duration READ duration NOTIFY durationChanged)
Q_PROPERTY(QUrl outputLocation READ outputLocation WRITE setOutputLocation)
Q_PROPERTY(QUrl actualLocation READ actualLocation NOTIFY actualLocationChanged)
Q_PROPERTY(QMediaMetaData metaData READ metaData WRITE setMetaData NOTIFY metaDataChanged)
Q_PROPERTY(QMediaRecorder::Error error READ error NOTIFY errorChanged)
Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged)
Q_PROPERTY(QMediaFormat mediaFormat READ mediaFormat WRITE setMediaFormat NOTIFY mediaFormatChanged)
Q_PROPERTY(Quality quality READ quality WRITE setQuality NOTIFY qualityChanged)
Q_PROPERTY(QMediaRecorder::EncodingMode encodingMode READ encodingMode WRITE setEncodingMode NOTIFY encodingModeChanged)
Q_PROPERTY(QSize videoResolution READ videoResolution WRITE setVideoResolution NOTIFY videoResolutionChanged)
Q_PROPERTY(qreal videoFrameRate READ videoFrameRate WRITE setVideoFrameRate NOTIFY videoFrameRateChanged)
Q_PROPERTY(int videoBitRate READ videoBitRate WRITE setVideoBitRate NOTIFY videoBitRateChanged)
Q_PROPERTY(int audioBitRate READ audioBitRate WRITE setAudioBitRate NOTIFY audioBitRateChanged)
Q_PROPERTY(int audioChannelCount READ audioChannelCount WRITE setAudioChannelCount NOTIFY audioChannelCountChanged)
Q_PROPERTY(int audioSampleRate READ audioSampleRate WRITE setAudioSampleRate NOTIFY audioSampleRateChanged)
public:
enum Quality
{
VeryLowQuality,
LowQuality,
NormalQuality,
HighQuality,
VeryHighQuality
};
Q_ENUM(Quality)
enum EncodingMode
{
ConstantQualityEncoding,
ConstantBitRateEncoding,
AverageBitRateEncoding,
TwoPassEncoding
};
Q_ENUM(EncodingMode)
enum RecorderState
{
StoppedState,
RecordingState,
PausedState
};
Q_ENUM(RecorderState)
enum Error
{
NoError,
ResourceError,
FormatError,
OutOfSpaceError,
LocationNotWritable
};
Q_ENUM(Error)
QMediaRecorder(QObject *parent = nullptr);
~QMediaRecorder();
bool isAvailable() const;
QUrl outputLocation() const;
void setOutputLocation(const QUrl &location);
void setOutputDevice(QIODevice *device);
QIODevice *outputDevice() const;
QUrl actualLocation() const;
RecorderState recorderState() const;
Error error() const;
QString errorString() const;
qint64 duration() const;
QMediaFormat mediaFormat() const;
void setMediaFormat(const QMediaFormat &format);
EncodingMode encodingMode() const;
void setEncodingMode(EncodingMode);
Quality quality() const;
void setQuality(Quality quality);
QSize videoResolution() const;
void setVideoResolution(const QSize &);
void setVideoResolution(int width, int height) { setVideoResolution(QSize(width, height)); }
qreal videoFrameRate() const;
void setVideoFrameRate(qreal frameRate);
int videoBitRate() const;
void setVideoBitRate(int bitRate);
int audioBitRate() const;
void setAudioBitRate(int bitRate);
int audioChannelCount() const;
void setAudioChannelCount(int channels);
int audioSampleRate() const;
void setAudioSampleRate(int sampleRate);
QMediaMetaData metaData() const;
void setMetaData(const QMediaMetaData &metaData);
void addMetaData(const QMediaMetaData &metaData);
QMediaCaptureSession *captureSession() const;
QPlatformMediaRecorder *platformRecoder() const;
public Q_SLOTS:
void record();
void pause();
void stop();
Q_SIGNALS:
void recorderStateChanged(RecorderState state);
void durationChanged(qint64 duration);
void actualLocationChanged(const QUrl &location);
void encoderSettingsChanged();
void errorOccurred(Error error, const QString &errorString);
void errorChanged();
void metaDataChanged();
void mediaFormatChanged();
void encodingModeChanged();
void qualityChanged();
void videoResolutionChanged();
void videoFrameRateChanged();
void videoBitRateChanged();
void audioBitRateChanged();
void audioChannelCountChanged();
void audioSampleRateChanged();
private:
QMediaRecorderPrivate *d_ptr;
friend class QMediaCaptureSession;
void setCaptureSession(QMediaCaptureSession *session);
Q_DISABLE_COPY(QMediaRecorder)
Q_DECLARE_PRIVATE(QMediaRecorder)
};
QT_END_NAMESPACE
Q_MEDIA_ENUM_DEBUG(QMediaRecorder, RecorderState)
Q_MEDIA_ENUM_DEBUG(QMediaRecorder, Error)
#endif // QMediaRecorder_H
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