Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/audaspace/include/devices/ReadDevice.h

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+/*******************************************************************************
+ * Copyright 2009-2016 Jörg Müller
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ ******************************************************************************/
+
+#pragma once
+
+/**
+ * @file ReadDevice.h
+ * @ingroup devices
+ * The ReadDevice class.
+ */
+
+#include "devices/SoftwareDevice.h"
+
+AUD_NAMESPACE_BEGIN
+
+/**
+ * This device enables to let the user read raw data out of it.
+ */
+class AUD_API ReadDevice : public SoftwareDevice
+{
+private:
+	/**
+	 * Whether the device is currently playing back.
+	 */
+	bool m_playing;
+
+	// delete copy constructor and operator=
+	ReadDevice(const ReadDevice&) = delete;
+	ReadDevice& operator=(const ReadDevice&) = delete;
+
+protected:
+	virtual void AUD_LOCAL playing(bool playing);
+
+public:
+	/**
+	 * Creates a new read device.
+	 * \param specs The wanted audio specification.
+	 */
+	ReadDevice(DeviceSpecs specs);
+
+	/**
+	 * Creates a new read device.
+	 * \param specs The wanted audio specification.
+	 */
+	ReadDevice(Specs specs);
+
+	/**
+	 * Closes the device.
+	 */
+	virtual ~ReadDevice();
+
+	/**
+	 * Reads the next bytes into the supplied buffer.
+	 * \param buffer The target buffer.
+	 * \param length The length in samples to be filled.
+	 * \return True if the reading succeeded, false if there are no sounds
+	 *         played back currently, in that case the buffer is filled with
+	 *         silence.
+	 */
+	bool read(data_t* buffer, int length);
+
+	/**
+	 * Changes the output specification.
+	 * \param specs The new audio data specification.
+	 */
+	void changeSpecs(Specs specs);
+};
+
+AUD_NAMESPACE_END