1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
|
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef CAMERABINCAPTURESESSION_MAEMO_H
#define CAMERABINCAPTURESESSION_MAEMO_H
#include <qmediarecordercontrol.h>
#include <QtCore/qurl.h>
#include <QtCore/qdir.h>
#include <gst/gst.h>
#ifdef HAVE_GST_PHOTOGRAPHY
#include <gst/interfaces/photography.h>
#endif
#include <private/qgstreamerbushelper_p.h>
#include "qcamera.h"
QT_BEGIN_NAMESPACE
class QGstreamerMessage;
class QGstreamerBusHelper;
class CameraBinControl;
class CameraBinAudioEncoder;
class CameraBinVideoEncoder;
class CameraBinImageEncoder;
class CameraBinRecorder;
class CameraBinContainer;
class CameraBinExposure;
class CameraBinFlash;
class CameraBinFocus;
class CameraBinImageProcessing;
class CameraBinLocks;
class CameraBinZoom;
class CameraBinCaptureDestination;
class CameraBinCaptureBufferFormat;
class QGstreamerVideoRendererInterface;
class CameraBinViewfinderSettings;
class QGstreamerElementFactory
{
public:
virtual GstElement *buildElement() = 0;
};
class CameraBinSession : public QObject,
public QGstreamerBusMessageFilter,
public QGstreamerSyncMessageFilter
{
Q_OBJECT
Q_PROPERTY(qint64 duration READ duration NOTIFY durationChanged)
Q_INTERFACES(QGstreamerBusMessageFilter QGstreamerSyncMessageFilter)
public:
enum CameraRole {
FrontCamera, // Secondary camera
BackCamera // Main photo camera
};
CameraBinSession(GstElementFactory *sourceFactory, QObject *parent);
~CameraBinSession();
#ifdef HAVE_GST_PHOTOGRAPHY
GstPhotography *photography();
#endif
GstElement *cameraBin() { return m_camerabin; }
GstElement *cameraSource() { return m_videoSrc; }
QGstreamerBusHelper *bus() { return m_busHelper; }
CameraRole cameraRole() const;
QList< QPair<int,int> > supportedFrameRates(const QSize &frameSize, bool *continuous) const;
QList<QSize> supportedResolutions(QPair<int,int> rate, bool *continuous, QCamera::CaptureModes mode) const;
QCamera::CaptureModes captureMode() { return m_captureMode; }
void setCaptureMode(QCamera::CaptureModes mode);
QUrl outputLocation() const;
bool setOutputLocation(const QUrl& sink);
QDir defaultDir(QCamera::CaptureModes mode) const;
QString generateFileName(const QString &prefix, const QDir &dir, const QString &ext) const;
GstElement *buildCameraSource();
GstElementFactory *sourceFactory() const { return m_sourceFactory; }
CameraBinControl *cameraControl() const { return m_cameraControl; }
CameraBinAudioEncoder *audioEncodeControl() const { return m_audioEncodeControl; }
CameraBinVideoEncoder *videoEncodeControl() const { return m_videoEncodeControl; }
CameraBinImageEncoder *imageEncodeControl() const { return m_imageEncodeControl; }
#ifdef HAVE_GST_PHOTOGRAPHY
CameraBinExposure *cameraExposureControl() const { return m_cameraExposureControl; }
CameraBinFlash *cameraFlashControl() const { return m_cameraFlashControl; }
CameraBinFocus *cameraFocusControl() const { return m_cameraFocusControl; }
CameraBinLocks *cameraLocksControl() const { return m_cameraLocksControl; }
CameraBinZoom *cameraZoomControl() const { return m_cameraZoomControl; }
#endif
CameraBinImageProcessing *imageProcessingControl() const { return m_imageProcessingControl; }
CameraBinCaptureDestination *captureDestinationControl() const { return m_captureDestinationControl; }
CameraBinCaptureBufferFormat *captureBufferFormatControl() const { return m_captureBufferFormatControl; }
CameraBinViewfinderSettings *viewfinderSettingsControl() const { return m_viewfinderSettingsControl; }
CameraBinRecorder *recorderControl() const { return m_recorderControl; }
CameraBinContainer *mediaContainerControl() const { return m_mediaContainerControl; }
QGstreamerElementFactory *audioInput() const { return m_audioInputFactory; }
void setAudioInput(QGstreamerElementFactory *audioInput);
QGstreamerElementFactory *videoInput() const { return m_videoInputFactory; }
void setVideoInput(QGstreamerElementFactory *videoInput);
bool isReady() const;
QObject *viewfinder() const { return m_viewfinder; }
void setViewfinder(QObject *viewfinder);
void captureImage(int requestId, const QString &fileName);
QCamera::State state() const;
QCamera::State pendingState() const;
bool isBusy() const;
qint64 duration() const;
void recordVideo();
void stopVideoRecording();
bool isMuted() const;
bool processSyncMessage(const QGstreamerMessage &message);
bool processBusMessage(const QGstreamerMessage &message);
signals:
void stateChanged(QCamera::State state);
void pendingStateChanged(QCamera::State state);
void durationChanged(qint64 duration);
void error(int error, const QString &errorString);
void imageExposed(int requestId);
void imageCaptured(int requestId, const QImage &img);
void mutedChanged(bool);
void viewfinderChanged();
void readyChanged(bool);
void busyChanged(bool);
public slots:
void setDevice(const QString &device);
void setState(QCamera::State);
void setCaptureDevice(const QString &deviceName);
void setMetaData(const QMap<QByteArray, QVariant>&);
void setMuted(bool);
private slots:
void handleViewfinderChange();
private:
bool setupCameraBin();
void setupCaptureResolution();
void setAudioCaptureCaps();
static void updateBusyStatus(GObject *o, GParamSpec *p, gpointer d);
static void elementAdded(GstBin *bin, GstElement *element, CameraBinSession *session);
static void elementRemoved(GstBin *bin, GstElement *element, CameraBinSession *session);
QUrl m_sink;
QUrl m_actualSink;
bool m_recordingActive;
QString m_captureDevice;
QCamera::State m_state;
QCamera::State m_pendingState;
QString m_inputDevice;
bool m_muted;
bool m_busy;
QCamera::CaptureModes m_captureMode;
QMap<QByteArray, QVariant> m_metaData;
QGstreamerElementFactory *m_audioInputFactory;
QGstreamerElementFactory *m_videoInputFactory;
QObject *m_viewfinder;
QGstreamerVideoRendererInterface *m_viewfinderInterface;
CameraBinControl *m_cameraControl;
CameraBinAudioEncoder *m_audioEncodeControl;
CameraBinVideoEncoder *m_videoEncodeControl;
CameraBinImageEncoder *m_imageEncodeControl;
CameraBinRecorder *m_recorderControl;
CameraBinContainer *m_mediaContainerControl;
#ifdef HAVE_GST_PHOTOGRAPHY
CameraBinExposure *m_cameraExposureControl;
CameraBinFlash *m_cameraFlashControl;
CameraBinFocus *m_cameraFocusControl;
CameraBinLocks *m_cameraLocksControl;
CameraBinZoom *m_cameraZoomControl;
#endif
CameraBinImageProcessing *m_imageProcessingControl;
CameraBinCaptureDestination *m_captureDestinationControl;
CameraBinCaptureBufferFormat *m_captureBufferFormatControl;
CameraBinViewfinderSettings *m_viewfinderSettingsControl;
QGstreamerBusHelper *m_busHelper;
GstBus* m_bus;
GstElement *m_camerabin;
GstElement *m_videoSrc;
GstElement *m_viewfinderElement;
GstElementFactory *m_sourceFactory;
bool m_viewfinderHasChanged;
bool m_videoInputHasChanged;
GstElement *m_audioSrc;
GstElement *m_audioConvert;
GstElement *m_capsFilter;
GstElement *m_fileSink;
GstElement *m_audioEncoder;
GstElement *m_videoEncoder;
GstElement *m_muxer;
public:
QString m_imageFileName;
int m_requestId;
};
QT_END_NAMESPACE
#endif // CAMERABINCAPTURESESSION_MAEMO_H
|
