diff --git a/arm_compute/core/IDistribution.h b/arm_compute/core/IDistribution.h
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+++ b/arm_compute/core/IDistribution.h
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+/*
+ * Copyright (c) 2016, 2017 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_IDISTRIBUTION_H__
+#define __ARM_COMPUTE_IDISTRIBUTION_H__
+
+#include <cstddef>
+#include <cstdint>
+
+namespace arm_compute
+{
+/** Interface for distribution objects */
+class IDistribution
+{
+public:
+    /** Default virtual destructor */
+    virtual ~IDistribution() = default;
+    /** Returns the dimensions of the distribution.
+     *
+     * @note  This is fixed to 1-dimensional distribution for now.
+     * @return Dimensions of the distribution.
+     */
+    virtual size_t dimensions() const = 0;
+    /** Returns the total size in bytes of the distribution.
+     *
+     * @return Total size of the distribution in bytes.
+     */
+    virtual size_t size() const = 0;
+    /** Returns a pointer to the start of the distribution.
+     * Other elements of the array can be accessed using buffer()[idx] for 0 <= idx < num_bins()
+     *
+     * @return Pointer to the start of the distribution.
+     */
+    virtual uint32_t *buffer() const = 0;
+    /** Clears the distribution by setting every element to zero. */
+    void clear() const;
+};
+}
+#endif /* __ARM_COMPUTE_IDISTRIBUTION_H__ */