Revision control
Copy as Markdown
// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QFFMPEGAUDIOFRAMECONVERTER_P_H
#define QFFMPEGAUDIOFRAMECONVERTER_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtMultimedia/qaudiobuffer.h>
extern "C" {
#include <libavutil/frame.h>
}
#include <memory>
QT_BEGIN_NAMESPACE
class QFFmpegResampler;
namespace QFFmpeg {
struct AbstractAudioFrameConverter
{
virtual ~AbstractAudioFrameConverter();
virtual QAudioBuffer convert(AVFrame *) = 0;
};
struct Frame;
std::unique_ptr<QFFmpegResampler> createResampler(const Frame &frame,
const QAudioFormat &outputFormat);
std::unique_ptr<AbstractAudioFrameConverter>
makeTrivialAudioFrameConverter(const Frame &frame, QAudioFormat outputFormat, float playbackRate);
std::unique_ptr<AbstractAudioFrameConverter>
makePitchShiftingAudioFrameConverter(const Frame &frame, QAudioFormat outputFormat,
float playbackRate);
} // namespace QFFmpeg
QT_END_NAMESPACE
#endif // QFFMPEGAUDIOFRAMECONVERTER_P_H