1 files changed, 86 insertions, 0 deletions
diff --git a/src/core/CL/kernels/CLIntegralImageKernel.h b/src/core/CL/kernels/CLIntegralImageKernel.h
new file mode 100644
index 0000000000..0e40e3afbc
--- /dev/null
+++ b/src/core/CL/kernels/CLIntegralImageKernel.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2016-2020 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_CLINTEGRALIMAGEKERNEL_H
+#define ARM_COMPUTE_CLINTEGRALIMAGEKERNEL_H
+
+#include "src/core/CL/ICLKernel.h"
+#include "src/core/CL/ICLSimple2DKernel.h"
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Interface to run the horizontal pass of the integral image kernel. */
+class CLIntegralImageHorKernel : public ICLSimple2DKernel
+{
+public:
+    /** Initialise the kernel's input and output.
+     *
+     * @param[in]  input  An input tensor. Data types supported: U8
+     * @param[out] output Destination tensor, Data types supported: U32.
+     */
+    void configure(const ICLTensor *input, ICLTensor *output);
+    /** Initialise the kernel's input and output.
+     *
+     * @param[in]  compile_context The compile context to be used.
+     * @param[in]  input           An input tensor. Data types supported: U8
+     * @param[out] output          Destination tensor, Data types supported: U32.
+     */
+    void configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output);
+};
+
+/** Interface to run the vertical pass of the integral image kernel. */
+class CLIntegralImageVertKernel : public ICLKernel
+{
+public:
+    /** Default constructor */
+    CLIntegralImageVertKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLIntegralImageVertKernel(const CLIntegralImageVertKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLIntegralImageVertKernel &operator=(const CLIntegralImageVertKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    CLIntegralImageVertKernel(CLIntegralImageVertKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    CLIntegralImageVertKernel &operator=(CLIntegralImageVertKernel &&) = default;
+    /** Initialise the kernel's input and output.
+     *
+     * @param[in,out] in_out The input/output tensor. Data types supported: U32
+     */
+    void configure(ICLTensor *in_out);
+    /** Initialise the kernel's input and output.
+     *
+     * @param[in]     compile_context The compile context to be used.
+     * @param[in,out] in_out          The input/output tensor. Data types supported: U32
+     */
+    void configure(const CLCompileContext &compile_context, ICLTensor *in_out);
+
+    // Inherited methods overridden:
+    void run(const Window &window, cl::CommandQueue &queue) override;
+
+private:
+    ICLTensor *_in_out;
+};
+} // namespace arm_compute
+#endif /*ARM_COMPUTE_CLINTEGRALIMAGEKERNEL_H */