Expose libvips recombination matrix operation #1477

src/operations.h

@@ -107,6 +107,12 @@ namespace sharp {
    */
   VImage Linear(VImage image, double const a, double const b);
 
+  /*
+   * Recomb with a Matrix of the given bands/channel size.
+   * Eg. RGB will be a 3x3 matrix.
+   */
+  VImage Recomb(VImage image, std::unique_ptr<double[]> const &matrix);
+
 }  // namespace sharp
 
 #endif  // SRC_OPERATIONS_H_