COMPMID-814: Add validate method to scale.

Change-Id: I5004c79ac7b10f988f25e14847f1ea2be01629da
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/131143
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/arm_compute/core/NEON/kernels/NEScaleKernel.h b/arm_compute/core/NEON/kernels/NEScaleKernel.h
index 0a3a952537..575814b84c 100644
--- a/arm_compute/core/NEON/kernels/NEScaleKernel.h
+++ b/arm_compute/core/NEON/kernels/NEScaleKernel.h
@@ -67,6 +67,21 @@ public:
      */
     void configure(const ITensor *input, const ITensor *dx, const ITensor *dy, const ITensor *offsets, ITensor *output,
                    InterpolationPolicy policy, BorderMode border_mode, SamplingPolicy sampling_policy = SamplingPolicy::CENTER);
+    /** Static function to check if given info will lead to a valid configuration of @ref NEScaleKernel
+     *
+     * @note dx, dy and offsets have the same dimensions (width and height) of the output tensor
+     *
+     * @param[in] input           Source tensor. Data types supported: U8/S16/F32.
+     * @param[in] dx              Pixel's distance between the X real coordinate and the smallest X following integer. Data type supported: F32
+     * @param[in] dy              Pixel's distance between the Y real coordinate and the smallest Y following integer. Data type supported: F32
+     * @param[in] offsets         Offset to access the pixel with NEAREST interpolation or the top-left pixel with BILINEAR interpolation in the input tensor. Data type supported: S32.
+     * @param[in] output          Destination tensor. Data types supported: Same as @p input. All but the lowest two dimensions must be the same size as in the input tensor, i.e. scaling is only performed within the XY-plane.
+     * @param[in] policy          Interpolation type to use
+     * @param[in] border_mode     Border mode policy
+     * @param[in] sampling_policy (Optional) Sampling policy used by the interpolation. Defaults to @ref SamplingPolicy::CENTER
+     */
+    static Status validate(const ITensorInfo *input, const ITensorInfo *dx, const ITensorInfo *dy, const ITensorInfo *offsets, ITensorInfo *output,
+                           InterpolationPolicy policy, BorderMode border_mode, SamplingPolicy sampling_policy = SamplingPolicy::CENTER);
 
     // Inherited methods overridden:
     void run(const Window &window, const ThreadInfo &info) override;