text: #pragma once
  
  #include <kangaroo/platform.h>
  
  namespace roo
  {
  
  KANGAROO_EXPORT
  void GradU(Image<float2> imgv, Image<float> imgu);
  
  KANGAROO_EXPORT
  void TGV_L1_DenoisingIteration(
      Image<float> imgu, Image<float2> imgv,
      Image<float2> imgp, Image<float4> imgq, Image<float> imgr,
      Image<float> imgf,
      float alpha0, float alpha1,
      float sigma, float tau,
      float delta
  );
  
  }
  