Class: UVC::ProcessingUnitDescriptor

Inherits:
ClassSpecificVCInterfaceDescriptor show all
Defined in:
lib/uvc.rb

Defined Under Namespace

Classes: Controls

Instance Attribute Summary collapse

Attributes inherited from ClassSpecificVCInterfaceDescriptor

#bDescriptorSubType, #bDescriptorType, #rest

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ClassSpecificVCInterfaceDescriptor

parse_array

Constructor Details

#initialize(bDescriptorType, bDescriptorSubType, bUnitID, bSourceID, wMaxMultiplier, bControlSize, bmControls, iProcessing, bmVideoStandards) ⇒ ProcessingUnitDescriptor

Returns a new instance of ProcessingUnitDescriptor.



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# File 'lib/uvc.rb', line 504

def initialize(bDescriptorType, bDescriptorSubType, bUnitID, bSourceID, wMaxMultiplier, bControlSize, bmControls, iProcessing, bmVideoStandards)
	super(bDescriptorType, bDescriptorSubType)
	@bUnitID = bUnitID
	@bSourceID = bSourceID
	@wMaxMultiplier = wMaxMultiplier
	@bControlSize = bControlSize
	@bmControls = Controls.new(bmControls)
	@iProcessing = iProcessing
	@bmVideoStandards = bmVideoStandards
end

Instance Attribute Details

#bControlSize ⇒ Object (readonly)

Returns the value of attribute bControlSize.



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# File 'lib/uvc.rb', line 493

def bControlSize
  @bControlSize
end

#bmControls ⇒ Object (readonly)

Returns the value of attribute bmControls.



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# File 'lib/uvc.rb', line 494

def bmControls
  @bmControls
end

#bmVideoStandards ⇒ Object (readonly)

Returns the value of attribute bmVideoStandards.



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# File 'lib/uvc.rb', line 496

def bmVideoStandards
  @bmVideoStandards
end

#bSourceID ⇒ Object (readonly)

Returns the value of attribute bSourceID.



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# File 'lib/uvc.rb', line 491

def bSourceID
  @bSourceID
end

#bUnitID ⇒ Object (readonly)

Returns the value of attribute bUnitID.



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# File 'lib/uvc.rb', line 490

def bUnitID
  @bUnitID
end

#iProcessing ⇒ Object (readonly)

Returns the value of attribute iProcessing.



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# File 'lib/uvc.rb', line 495

def iProcessing
  @iProcessing
end

#wMaxMultiplier ⇒ Object (readonly)

Returns the value of attribute wMaxMultiplier.



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# File 'lib/uvc.rb', line 492

def wMaxMultiplier
  @wMaxMultiplier
end

Class Method Details

.parse(bDescriptorType, bDescriptorSubType, rest) ⇒ Object 



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# File 'lib/uvc.rb', line 498

def self.parse(bDescriptorType, bDescriptorSubType, rest)
	bUnitID, bSourceID, wMaxMultiplier, bControlSize, rest = *rest.unpack("ccvca*")
	bmControls, iProcessing, bmVideoStandards = *rest.unpack("B#{bControlSize * 8}cB8")
	self.new(bDescriptorType, bDescriptorSubType, bUnitID, bSourceID, wMaxMultiplier, bControlSize, bmControls, iProcessing, bmVideoStandards)
end

Instance Method Details

#short_inspect ⇒ Object 



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# File 'lib/uvc.rb', line 571

def short_inspect
	"%s bUnitID=%d\n  %s" % [
		self.class.name.sub(/Descriptor$/, ''),
		self.bUnitID,
		Controls::BITS.select {|n|
			self.bmControls.send(n)
		}.join("  \n")
	]
end