PerformancePixelBufferResize

This project is an example: How to Use Metal to resize CVPixelBuffer on the GPU.

Resize detail steps:

• Create MTLTexture from CVPixelBuffer

• MPSImageBilinearScale shaders scale texture for scaleToFill\scaleAspectFit\ scaleAspectFill mode

• Copy MTLTexture to MTLBuffer

• Create CVPixelBuffer from MTLBuffer