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  • API
    • dodal.beamlines
      • dodal.beamlines.b01_1
      • dodal.beamlines.i03
      • dodal.beamlines.i04
      • dodal.beamlines.i10
      • dodal.beamlines.i13_1
      • dodal.beamlines.i20_1
      • dodal.beamlines.i22
      • dodal.beamlines.i23
      • dodal.beamlines.i24
      • dodal.beamlines.p38
      • dodal.beamlines.p45
      • dodal.beamlines.p99
      • dodal.beamlines.training_rig
    • dodal.common
      • dodal.common.beamlines
        • dodal.common.beamlines.beamline_parameters
        • dodal.common.beamlines.beamline_utils
        • dodal.common.beamlines.device_helpers
      • dodal.common.coordination
      • dodal.common.maths
      • dodal.common.signal_utils
        • dodal.common.signal_utils.HarwareBackedSoftSignalBackend
      • dodal.common.types
        • dodal.common.types.UpdatingPathProvider
      • dodal.common.udc_directory_provider
        • dodal.common.udc_directory_provider.PandAFilenameProvider
        • dodal.common.udc_directory_provider.PandASubpathProvider
      • dodal.common.visit
        • dodal.common.visit.DataCollectionIdentifier
        • dodal.common.visit.DiamondFilenameProvider
        • dodal.common.visit.DirectoryServiceClient
        • dodal.common.visit.LocalDirectoryServiceClient
        • dodal.common.visit.RemoteDirectoryServiceClient
        • dodal.common.visit.StaticVisitPathProvider
    • dodal.devices
      • dodal.devices.CTAB
        • dodal.devices.CTAB.CTAB
      • dodal.devices.adsim
        • dodal.devices.adsim.SimStage
      • dodal.devices.aperture
        • dodal.devices.aperture.Aperture
      • dodal.devices.aperturescatterguard
        • dodal.devices.aperturescatterguard.AperturePosition
        • dodal.devices.aperturescatterguard.ApertureScatterguard
        • dodal.devices.aperturescatterguard.ApertureValue
      • dodal.devices.apple2_undulator
        • dodal.devices.apple2_undulator.Apple2
        • dodal.devices.apple2_undulator.Apple2PhasesVal
        • dodal.devices.apple2_undulator.Apple2Val
        • dodal.devices.apple2_undulator.EnergyCoverage
        • dodal.devices.apple2_undulator.EnergyCoverageEntry
        • dodal.devices.apple2_undulator.EnergyMinMax
        • dodal.devices.apple2_undulator.LookupTableEntries
        • dodal.devices.apple2_undulator.Lookuptable
        • dodal.devices.apple2_undulator.UndulatorGap
        • dodal.devices.apple2_undulator.UndulatorGateStatus
        • dodal.devices.apple2_undulator.UndulatorJawPhase
        • dodal.devices.apple2_undulator.UndulatorPhaseAxes
        • dodal.devices.apple2_undulator.UndulatorPhaseMotor
      • dodal.devices.areadetector
        • dodal.devices.areadetector.adaravis
        • dodal.devices.areadetector.adsim
        • dodal.devices.areadetector.adutils
      • dodal.devices.attenuator
        • dodal.devices.attenuator.Attenuator
      • dodal.devices.backlight
        • dodal.devices.backlight.Backlight
        • dodal.devices.backlight.BacklightPosition
        • dodal.devices.backlight.BacklightPower
      • dodal.devices.cryostream
        • dodal.devices.cryostream.CryoStream
        • dodal.devices.cryostream.InOut
      • dodal.devices.dcm
        • dodal.devices.dcm.DCM
      • dodal.devices.detector
        • dodal.devices.detector.det_dim_constants
        • dodal.devices.detector.det_dist_to_beam_converter
        • dodal.devices.detector.det_resolution
        • dodal.devices.detector.detector
        • dodal.devices.detector.detector_motion
      • dodal.devices.diamond_filter
        • dodal.devices.diamond_filter.DiamondFilter
        • dodal.devices.diamond_filter.I03Filters
        • dodal.devices.diamond_filter.I04Filters
      • dodal.devices.eiger
        • dodal.devices.eiger.EigerDetector
        • dodal.devices.eiger.InternalEigerTriggerMode
      • dodal.devices.eiger_odin
        • dodal.devices.eiger_odin.EigerFan
        • dodal.devices.eiger_odin.EigerOdin
        • dodal.devices.eiger_odin.OdinFileWriter
        • dodal.devices.eiger_odin.OdinMetaListener
        • dodal.devices.eiger_odin.OdinNode
        • dodal.devices.eiger_odin.OdinNodesStatus
      • dodal.devices.fast_grid_scan
        • dodal.devices.fast_grid_scan.ExpectedImages
        • dodal.devices.fast_grid_scan.FastGridScanCommon
        • dodal.devices.fast_grid_scan.GridAxis
        • dodal.devices.fast_grid_scan.GridScanParamsCommon
        • dodal.devices.fast_grid_scan.MotionProgram
        • dodal.devices.fast_grid_scan.PandAFastGridScan
        • dodal.devices.fast_grid_scan.PandAGridScanParams
        • dodal.devices.fast_grid_scan.ZebraFastGridScan
        • dodal.devices.fast_grid_scan.ZebraGridScanParams
      • dodal.devices.fluorescence_detector_motion
        • dodal.devices.fluorescence_detector_motion.FluorescenceDetector
        • dodal.devices.fluorescence_detector_motion.FluorescenceDetectorControlState
      • dodal.devices.flux
        • dodal.devices.flux.Flux
      • dodal.devices.focusing_mirror
        • dodal.devices.focusing_mirror.FocusingMirror
        • dodal.devices.focusing_mirror.FocusingMirrorWithStripes
        • dodal.devices.focusing_mirror.MirrorStripe
        • dodal.devices.focusing_mirror.MirrorType
        • dodal.devices.focusing_mirror.MirrorVoltageDemand
        • dodal.devices.focusing_mirror.MirrorVoltages
        • dodal.devices.focusing_mirror.SingleMirrorVoltage
      • dodal.devices.hutch_shutter
        • dodal.devices.hutch_shutter.HutchInterlock
        • dodal.devices.hutch_shutter.HutchShutter
        • dodal.devices.hutch_shutter.ShutterDemand
        • dodal.devices.hutch_shutter.ShutterState
      • dodal.devices.i03
      • dodal.devices.i20_1
      • dodal.devices.i24
        • dodal.devices.i24.aperture
        • dodal.devices.i24.beamstop
        • dodal.devices.i24.dcm
        • dodal.devices.i24.dual_backlight
        • dodal.devices.i24.i24_detector_motion
        • dodal.devices.i24.i24_vgonio
        • dodal.devices.i24.pmac
      • dodal.devices.ipin
        • dodal.devices.ipin.IPin
      • dodal.devices.linkam3
        • dodal.devices.linkam3.Linkam3
        • dodal.devices.linkam3.PumpControl
      • dodal.devices.logging_ophyd_device
        • dodal.devices.logging_ophyd_device.InfoLoggingDevice
      • dodal.devices.motors
        • dodal.devices.motors.XYZPositioner
      • dodal.devices.oav
        • dodal.devices.oav.oav_calculations
        • dodal.devices.oav.oav_detector
        • dodal.devices.oav.oav_parameters
        • dodal.devices.oav.oav_to_redis_forwarder
        • dodal.devices.oav.pin_image_recognition
        • dodal.devices.oav.utils
      • dodal.devices.p45
        • dodal.devices.p45.Choppers
        • dodal.devices.p45.SampleTheta
        • dodal.devices.p45.SampleY
        • dodal.devices.p45.TomoStageWithStretchAndSkew
      • dodal.devices.p99
        • dodal.devices.p99.sample_stage
      • dodal.devices.pgm
        • dodal.devices.pgm.PGM
      • dodal.devices.qbpm
        • dodal.devices.qbpm.QBPM
      • dodal.devices.robot
        • dodal.devices.robot.BartRobot
        • dodal.devices.robot.PinMounted
        • dodal.devices.robot.SampleLocation
      • dodal.devices.s4_slit_gaps
        • dodal.devices.s4_slit_gaps.S4SlitGaps
      • dodal.devices.scatterguard
        • dodal.devices.scatterguard.Scatterguard
      • dodal.devices.scintillator
        • dodal.devices.scintillator.Scintillator
      • dodal.devices.slits
        • dodal.devices.slits.Slits
      • dodal.devices.smargon
        • dodal.devices.smargon.AxisLimit
        • dodal.devices.smargon.Smargon
        • dodal.devices.smargon.StubOffsets
        • dodal.devices.smargon.StubPosition
        • dodal.devices.smargon.XYZLimits
      • dodal.devices.status
      • dodal.devices.synchrotron
        • dodal.devices.synchrotron.Prefix
        • dodal.devices.synchrotron.Suffix
        • dodal.devices.synchrotron.Synchrotron
        • dodal.devices.synchrotron.SynchrotronMode
      • dodal.devices.tetramm
        • dodal.devices.tetramm.TetrammChannels
        • dodal.devices.tetramm.TetrammController
        • dodal.devices.tetramm.TetrammDatasetDescriber
        • dodal.devices.tetramm.TetrammDetector
        • dodal.devices.tetramm.TetrammDriver
        • dodal.devices.tetramm.TetrammGeometry
        • dodal.devices.tetramm.TetrammRange
        • dodal.devices.tetramm.TetrammResolution
        • dodal.devices.tetramm.TetrammTrigger
      • dodal.devices.thawer
        • dodal.devices.thawer.Thawer
        • dodal.devices.thawer.ThawerStates
        • dodal.devices.thawer.ThawingTimer
      • dodal.devices.training_rig
        • dodal.devices.training_rig.sample_stage
      • dodal.devices.turbo_slit
        • dodal.devices.turbo_slit.TurboSlit
      • dodal.devices.undulator
        • dodal.devices.undulator.Undulator
        • dodal.devices.undulator.UndulatorGapAccess
      • dodal.devices.undulator_dcm
        • dodal.devices.undulator_dcm.UndulatorDCM
      • dodal.devices.util
        • dodal.devices.util.adjuster_plans
        • dodal.devices.util.epics_util
        • dodal.devices.util.lookup_tables
        • dodal.devices.util.motor_utils
        • dodal.devices.util.save_panda
        • dodal.devices.util.test_utils
      • dodal.devices.webcam
        • dodal.devices.webcam.Webcam
      • dodal.devices.xbpm_feedback
        • dodal.devices.xbpm_feedback.Pause
        • dodal.devices.xbpm_feedback.XBPMFeedback
      • dodal.devices.zebra
        • dodal.devices.zebra.ArmDemand
        • dodal.devices.zebra.ArmSource
        • dodal.devices.zebra.ArmingDevice
        • dodal.devices.zebra.EncEnum
        • dodal.devices.zebra.GateControl
        • dodal.devices.zebra.GateType
        • dodal.devices.zebra.I03Axes
        • dodal.devices.zebra.I24Axes
        • dodal.devices.zebra.LogicGateConfiguration
        • dodal.devices.zebra.LogicGateConfigurer
        • dodal.devices.zebra.PositionCompare
        • dodal.devices.zebra.PulseOutput
        • dodal.devices.zebra.RotationDirection
        • dodal.devices.zebra.SoftInState
        • dodal.devices.zebra.SoftInputs
        • dodal.devices.zebra.TrigSource
        • dodal.devices.zebra.Zebra
        • dodal.devices.zebra.ZebraOutputPanel
      • dodal.devices.zebra_controlled_shutter
        • dodal.devices.zebra_controlled_shutter.ZebraShutter
        • dodal.devices.zebra_controlled_shutter.ZebraShutterControl
        • dodal.devices.zebra_controlled_shutter.ZebraShutterState
      • dodal.devices.zocalo
        • dodal.devices.zocalo.zocalo_interaction
        • dodal.devices.zocalo.zocalo_results
    • dodal.plans
      • dodal.plans.check_topup
        • dodal.plans.check_topup.TopupConfig
      • dodal.plans.data_session_metadata
      • dodal.plans.motor_util_plans
  • Device Standards
  • Standards
  • Index
  • Release Notes
  • Reference
  • API
  • dodal.devices
  • dodal.devices.webcam

dodal.devices.webcam#

Classes

Webcam

Functions

create_placeholder_image()

dodal.devices.webcam.create_placeholder_image() → ByteString[source]#
Return type:

ByteString

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dodal.devices.webcam.Webcam
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