Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/audaspace/include/util/StreamBuffer.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 StreamBuffer.h
+ * @ingroup util
+ * The StreamBuffer class.
+ */
+
+#include "ISound.h"
+#include "respec/Specification.h"
+
+AUD_NAMESPACE_BEGIN
+
+class Buffer;
+
+/**
+ * This sound creates a buffer out of a reader. This way normally streamed
+ * sound sources can be loaded into memory for buffered playback.
+ */
+class AUD_API StreamBuffer : public ISound
+{
+private:
+	/**
+	 * The buffer that holds the audio data.
+	 */
+	std::shared_ptr<Buffer> m_buffer;
+
+	/**
+	 * The specification of the samples.
+	 */
+	Specs m_specs;
+
+	// delete copy constructor and operator=
+	StreamBuffer(const StreamBuffer&) = delete;
+	StreamBuffer& operator=(const StreamBuffer&) = delete;
+
+public:
+	/**
+	 * Creates the sound and reads the reader created by the sound supplied
+	 * to the buffer.
+	 * \param sound The sound that creates the reader for buffering.
+	 * \exception Exception Thrown if the reader cannot be created.
+	 */
+	StreamBuffer(std::shared_ptr<ISound> sound);
+
+	/**
+	 * Creates the sound from an preexisting buffer.
+	 * \param buffer The buffer to stream from.
+	 * \param specs The specification of the data in the buffer.
+	 * \exception Exception Thrown if the reader cannot be created.
+	 */
+	StreamBuffer(std::shared_ptr<Buffer> buffer, Specs specs);
+
+	/**
+	 * Returns the buffer to be streamed.
+	 * @return The buffer to stream.
+	 */
+	std::shared_ptr<Buffer> getBuffer();
+
+	/**
+	 * Returns the specification of the buffer.
+	 * @return The specification of the buffer.
+	 */
+	Specs getSpecs();
+
+	virtual std::shared_ptr<IReader> createReader();
+};
+
+AUD_NAMESPACE_END