Initial commit.

.gitignore

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+# Exclude the build directory
+build/*
+examples/FilterShowcase/build*
+
+# Exclude temp nibs and swap files
+*~.nib
+*.swp
+
+# Exclude OS X folder attributes
+.DS_Store
+.svn
+
+# Exclude user-specific XCode 3 and 4 files
+*.mode1
+*.mode1v3
+*.mode2v3
+*.perspective
+*.perspectivev3
+*.pbxuser
+*.xcworkspace
+xcuserdata
+
+# Documentation
+documentation/*
+

License.txt

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+Copyright (c) 2015, Brad Larson.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+Neither the name of the GPUImage framework nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

examples/Linux-OpenGL/SimpleVideoFilter/Source/main.swift

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+import GPUImage
+
+let camera = V4LCamera(size:Size(width:1280.0, height:720.0))
+let renderWindow = GLUTRenderWindow(width:1280, height:720, title:"Simple Video Filter")
+let edgeDetection = SobelEdgeDetection()
+
+camera --> edgeDetection --> renderWindow
+
+camera.startCapture()
+renderWindow.loopWithFunction(camera.grabFrame)

examples/Linux-OpenGL/SimpleVideoFilter/compile.sh

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+swiftc Source/main.swift -o SimpleVideoFilter -I ../../../framework -L ../../../framework -lGPUImage

examples/Linux-RPi/SimpleVideoFilter/Source/main.swift

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+import GPUImage
+
+let camera = V4LCamera(size:Size(width:1280.0, height:720.0))
+let renderWindow = RPiRenderWindow(width:1280, height:720)
+let edgeDetection = SobelEdgeDetection()
+
+camera --> edgeDetection --> renderWindow
+
+var terminate:Int = 0
+
+camera.startCapture()
+while (terminate == 0) {
+	camera.grabFrame()
+}

examples/Linux-RPi/SimpleVideoFilter/compile.sh

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+swiftc Source/main.swift -o SimpleVideoFilter -I ../../../framework -L ../../../framework -lGPUImage

examples/Mac/FilterShowcase/FilterShowcase/AppDelegate.swift

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+import Cocoa
+
+@NSApplicationMain
+class AppDelegate: NSObject, NSApplicationDelegate {
+
+    @IBOutlet weak var window: NSWindow!
+
+    var windowController:FilterShowcaseWindowController?
+
+    func applicationDidFinishLaunching(aNotification: NSNotification) {
+        self.windowController = FilterShowcaseWindowController(windowNibName:"FilterShowcaseWindowController")
+        self.windowController?.showWindow(self)
+    }
+}
+

examples/Mac/FilterShowcase/FilterShowcase/FilterOperationTypes.swift

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+import Foundation
+import GPUImage
+
+enum FilterSliderSetting {
+    case Disabled
+    case Enabled(minimumValue:Float, maximumValue:Float, initialValue:Float)
+}
+
+typealias FilterSetupFunction = (camera:Camera, filter:ImageProcessingOperation, outputView:RenderView) -> ImageSource?
+
+enum FilterOperationType {
+    case SingleInput
+    case Blend
+    case Custom(filterSetupFunction:FilterSetupFunction)
+}
+
+protocol FilterOperationInterface {
+    var filter: ImageProcessingOperation { get }
+    var secondInput:ImageSource? { get }
+    var listName: String { get }
+    var titleName: String { get }
+    var sliderConfiguration: FilterSliderSetting  { get }
+    var filterOperationType: FilterOperationType  { get }
+
+    func configureCustomFilter(secondInput:ImageSource?)
+    func updateBasedOnSliderValue(sliderValue:Float)
+}
+
+class FilterOperation<FilterClass: ImageProcessingOperation>: FilterOperationInterface {
+    lazy var internalFilter:FilterClass = {
+        return self.filterCreationFunction()
+    }()
+    let filterCreationFunction:() -> FilterClass
+    var secondInput:ImageSource?
+    let listName:String
+    let titleName:String
+    let sliderConfiguration:FilterSliderSetting
+    let filterOperationType:FilterOperationType
+    let sliderUpdateCallback: ((filter:FilterClass, sliderValue:Float) -> ())?
+    init(filter:() -> FilterClass, listName: String, titleName: String, sliderConfiguration: FilterSliderSetting, sliderUpdateCallback:((filter:FilterClass, sliderValue:Float) -> ())?, filterOperationType: FilterOperationType) {
+        self.listName = listName
+        self.titleName = titleName
+        self.sliderConfiguration = sliderConfiguration
+        self.filterOperationType = filterOperationType
+        self.sliderUpdateCallback = sliderUpdateCallback
+        self.filterCreationFunction = filter
+    }
+
+    var filter: ImageProcessingOperation {
+        return internalFilter
+    }
+
+    func configureCustomFilter(secondInput:ImageSource?) {
+        self.secondInput = secondInput
+    }
+
+    func updateBasedOnSliderValue(sliderValue:Float) {
+        sliderUpdateCallback?(filter:internalFilter, sliderValue:sliderValue)
+    }
+}