Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/audaspace/include/fx/AnimateableTimeStretchPitchScaleReader.h

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+/*******************************************************************************
+ * Copyright 2009-2025 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 AnimateableTimeStretchPitchScaleReader.h
+ * @ingroup fx
+ * The AnimateableTimeStretchPitchScaleReader class.
+ */
+#include "fx/AnimateableTimeStretchPitchScale.h"
+#include "fx/TimeStretchPitchScaleReader.h"
+
+AUD_NAMESPACE_BEGIN
+
+/**
+ * This class reads from another reader and applies time-stretching and pitch scaling with support for animating both properties.
+ */
+class AUD_API AnimateableTimeStretchPitchScaleReader : public TimeStretchPitchScaleReader
+{
+private:
+	/**
+	 * The FPS of the animation system.
+	 */
+	float m_fps;
+
+	/**
+	 * The animateable time-stretch property.
+	 */
+	std::shared_ptr<AnimateableProperty> m_timeStretch;
+
+	/**
+	 * The animateable pitch-scale property.
+	 */
+	std::shared_ptr<AnimateableProperty> m_pitchScale;
+
+	// delete copy constructor and operator=
+	AnimateableTimeStretchPitchScaleReader(const AnimateableTimeStretchPitchScaleReader&) = delete;
+	AnimateableTimeStretchPitchScaleReader& operator=(const AnimateableTimeStretchPitchScaleReader&) = delete;
+
+public:
+	/**
+	 * Creates a new animateable time-stretch, pitch scale reader.
+	 * \param reader The input reader.
+	 * \param fps The FPS of the animation system.
+	 * \param timeStretch The animateable time-stretch property.
+	 * \param pitchScale The animateable pitch-scale property.
+	 * \param quality The stretcher quality options.
+	 * \param preserveFormant Whether to preserve vocal formants.
+	 */
+	AnimateableTimeStretchPitchScaleReader(std::shared_ptr<IReader> reader, float fp, std::shared_ptr<AnimateableProperty> timeStretch,
+	                                       std::shared_ptr<AnimateableProperty> pitchScale, StretcherQuality quality, bool preserveFormant);
+
+	virtual void read(int& length, bool& eos, sample_t* buffer) override;
+
+	virtual void seek(int position) override;
+};
+
+AUD_NAMESPACE_END