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39 | |
40 | #include "qdeclarativecamera_p.h" |
41 | #include "qdeclarativecameraviewfinder_p.h" |
42 | |
43 | #include <QtMultimedia/qcameraviewfindersettingscontrol.h> |
44 | |
45 | |
46 | QT_BEGIN_NAMESPACE |
47 | |
48 | QDeclarativeCameraViewfinder::QDeclarativeCameraViewfinder(QCamera *camera, QObject *parent) |
49 | : QObject(parent) |
50 | , m_camera(camera) |
51 | { |
52 | connect(sender: m_camera, signal: &QCamera::statusChanged, |
53 | receiver: this, slot: &QDeclarativeCameraViewfinder::_q_cameraStatusChanged); |
54 | } |
55 | |
56 | QDeclarativeCameraViewfinder::~QDeclarativeCameraViewfinder() |
57 | { |
58 | } |
59 | |
60 | QSize QDeclarativeCameraViewfinder::resolution() const |
61 | { |
62 | return m_settings.resolution(); |
63 | } |
64 | |
65 | void QDeclarativeCameraViewfinder::setResolution(const QSize &res) |
66 | { |
67 | if (res != m_settings.resolution()) { |
68 | m_settings = m_camera->viewfinderSettings(); |
69 | m_settings.setResolution(res); |
70 | m_camera->setViewfinderSettings(m_settings); |
71 | emit resolutionChanged(); |
72 | } |
73 | } |
74 | |
75 | qreal QDeclarativeCameraViewfinder::minimumFrameRate() const |
76 | { |
77 | return m_settings.minimumFrameRate(); |
78 | } |
79 | |
80 | void QDeclarativeCameraViewfinder::setMinimumFrameRate(qreal frameRate) |
81 | { |
82 | if (frameRate != minimumFrameRate()) { |
83 | m_settings = m_camera->viewfinderSettings(); |
84 | m_settings.setMinimumFrameRate(frameRate); |
85 | m_camera->setViewfinderSettings(m_settings); |
86 | emit minimumFrameRateChanged(); |
87 | } |
88 | } |
89 | |
90 | qreal QDeclarativeCameraViewfinder::maximumFrameRate() const |
91 | { |
92 | return m_settings.maximumFrameRate(); |
93 | } |
94 | |
95 | void QDeclarativeCameraViewfinder::setMaximumFrameRate(qreal frameRate) |
96 | { |
97 | if (frameRate != maximumFrameRate()) { |
98 | m_settings = m_camera->viewfinderSettings(); |
99 | m_settings.setMaximumFrameRate(frameRate); |
100 | m_camera->setViewfinderSettings(m_settings); |
101 | emit maximumFrameRateChanged(); |
102 | } |
103 | } |
104 | |
105 | void QDeclarativeCameraViewfinder::_q_cameraStatusChanged(QCamera::Status status) |
106 | { |
107 | // Settings values might change when the camera starts, for example if the settings are |
108 | // undefined, if unsupported values were set or if the settings conflict with capture settings. |
109 | // They might also change on LoadedStatus, for example reverting to values that were set by the |
110 | // user. |
111 | if (status == QCamera::ActiveStatus || status == QCamera::LoadedStatus) { |
112 | QCameraViewfinderSettings oldSettings = m_settings; |
113 | m_settings = m_camera->viewfinderSettings(); |
114 | if (oldSettings.resolution() != m_settings.resolution()) |
115 | emit resolutionChanged(); |
116 | if (oldSettings.minimumFrameRate() != m_settings.minimumFrameRate()) |
117 | emit minimumFrameRateChanged(); |
118 | if (oldSettings.maximumFrameRate() != m_settings.maximumFrameRate()) |
119 | emit maximumFrameRateChanged(); |
120 | } |
121 | } |
122 | |
123 | QT_END_NAMESPACE |
124 | |
125 | #include "moc_qdeclarativecameraviewfinder_p.cpp" |
126 | |