18#include <private/qplatformcamera_p.h>
74 void zoomTo(
float ,
float = -1.)
override;
101 void setCameraBusy();
102 void initV4L2Controls();
104 int setV4L2ColorTemperature(
int temperature);
106 int getV4L2Parameter(
quint32 id)
const;
108 void setV4L2CameraFormat();
109 void initV4L2MemoryTransfer();
110 void startCapturing();
111 void stopCapturing();
114 bool m_active =
false;
117 std::unique_ptr<QSocketNotifier> m_notifier;
118 std::unique_ptr<QV4L2MemoryTransfer> m_memoryTransfer;
119 std::shared_ptr<QV4L2FileDescriptor> m_v4l2FileDescriptor;
123 timeval m_firstFrameTime = { -1, -1 };
127 qint64 m_frameDuration = -1;
128 bool m_cameraBusy =
false;
The QCameraDevice class provides general information about camera devices.
The QCamera class provides interface for system camera devices.
WhiteBalanceMode
\value WhiteBalanceAuto Auto white balance mode.
TorchMode
\value TorchOff Torch is Off.
FocusMode
\value FocusModeAuto Continuous auto focus mode.
FlashMode
\value FlashOff Flash is Off.
ExposureMode
\value ExposureAuto Automatic mode.
QObject * parent() const
Returns a pointer to the parent object.
void zoomTo(float, float=-1.) override
void setManualIsoSensitivity(int) override
void setColorTemperature(int) override
bool isActive() const override
void setFocusMode(QCamera::FocusMode) override
QVideoFrameFormat frameFormat() const override
bool setCameraFormat(const QCameraFormat &format) override
void setTorchMode(QCamera::TorchMode) override
void setFocusDistance(float) override
bool isFocusModeSupported(QCamera::FocusMode mode) const override
void setExposureMode(QCamera::ExposureMode) override
void setActive(bool active) override
bool isWhiteBalanceModeSupported(QCamera::WhiteBalanceMode mode) const override
bool isFlashReady() const override
bool resolveCameraFormat(const QCameraFormat &format)
int isoSensitivity() const override
QV4L2Camera(QCamera *parent)
void setExposureCompensation(float) override
void setFlashMode(QCamera::FlashMode) override
bool isFlashModeSupported(QCamera::FlashMode mode) const override
bool isTorchModeSupported(QCamera::TorchMode mode) const override
void setWhiteBalanceMode(QCamera::WhiteBalanceMode) override
bool isExposureModeSupported(QCamera::ExposureMode mode) const override
void setCamera(const QCameraDevice &camera) override
float exposureTime() const override
void setManualExposureTime(float) override
Combined button and popup list for selecting options.
EGLOutputLayerEXT EGLint EGLAttrib value
[5]
GLint GLsizei GLsizei GLenum format
uint32_t v4l2FormatForPixelFormat(QVideoFrameFormat::PixelFormat format)
QVideoFrameFormat::PixelFormat formatForV4L2Format(uint32_t v4l2Format)
bool autoExposureSupported
bool colorTemperatureSupported
bool manualExposureSupported
bool autoWhiteBalanceSupported
qint32 minExposureAdjustment
qint32 maxExposureAdjustment