MLECO-1252 ASR sample application using the public ArmNN C++ API.

Change-Id: I98cd505b8772a8c8fa88308121bc94135bb45068
Signed-off-by: Éanna Ó Catháin <eanna.ocathain@arm.com>

1 files changed, 53 insertions, 0 deletions

diff --git a/samples/common/include/CVUtils/CvWindowOutput.hpp b/samples/common/include/CVUtils/CvWindowOutput.hpp
new file mode 100644
index 0000000000..4b9ae3b743
--- /dev/null
+++ b/samples/common/include/CVUtils/CvWindowOutput.hpp
@@ -0,0 +1,53 @@
+//
+// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "IFrameOutput.hpp"
+#include <opencv2/opencv.hpp>
+
+namespace common
+{
+
+class CvWindowOutput : public IFrameOutput<cv::Mat> {
+public:
+
+    CvWindowOutput() = default;
+
+    ~CvWindowOutput() override = default;
+
+    /**
+     * @brief Creates a named window.
+     *
+     * Uses opencv to create a window with given name.
+     *
+     * @param windowName opencv window name.
+     *
+     */
+    void Init(const std::string& windowName);
+
+    /**
+     * Writes frame to the window.
+     *
+     * @param frame data to write.
+     */
+    void WriteFrame(std::shared_ptr<cv::Mat>& frame) override;
+
+    /**
+     * Releases all windows.
+     */
+    void Close() override;
+
+    /**
+     * Always true.
+     * @return true.
+     */
+    bool IsReady() const override;
+
+private:
+    std::string m_windowName;
+
+};
+}// namespace common
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