CoreVideo watchOS 4.3 to 5.0 API Differences

CVBase.h

Added #def COREVIDEO_TRUE

Added #def COREVIDEO_FALSE

Added #def COREVIDEO_GL_DEPRECATED

CVImageBuffer.h

Added kCVImageBufferTransferFunction_Linear

CVPixelFormatDescription.h

Added kCVPixelFormatContainsGrayscale