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Diffstat (limited to 'src/sound/RecordableAudioFile.h')
-rw-r--r-- | src/sound/RecordableAudioFile.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/sound/RecordableAudioFile.h b/src/sound/RecordableAudioFile.h new file mode 100644 index 0000000..06df6f0 --- /dev/null +++ b/src/sound/RecordableAudioFile.h @@ -0,0 +1,68 @@ +// -*- c-basic-offset: 4 -*- + +/* + Rosegarden + A sequencer and musical notation editor. + + This program is Copyright 2000-2008 + Guillaume Laurent <glaurent@telegraph-road.org>, + Chris Cannam <cannam@all-day-breakfast.com>, + Richard Bown <bownie@bownie.com> + + The moral right of the authors to claim authorship of this work + has been asserted. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. See the file + COPYING included with this distribution for more information. +*/ + +#ifndef _RECORDABLE_AUDIO_FILE_H_ +#define _RECORDABLE_AUDIO_FILE_H_ + +#include "RingBuffer.h" +#include "AudioFile.h" + +#include <vector> + +namespace Rosegarden +{ + +// A wrapper class for writing out a recording file. We assume the +// data is provided by a process thread and the writes are requested +// by a disk thread. +// +class RecordableAudioFile +{ +public: + typedef float sample_t; + + typedef enum + { + IDLE, + RECORDING, + DEFUNCT + } RecordStatus; + + RecordableAudioFile(AudioFile *audioFile, // should be already open for writing + size_t bufferSize); + ~RecordableAudioFile(); + + void setStatus(const RecordStatus &status) { m_status = status; } + RecordStatus getStatus() const { return m_status; } + + size_t buffer(const sample_t *data, int channel, size_t frames); + void write(); + +protected: + AudioFile *m_audioFile; + RecordStatus m_status; + + std::vector<RingBuffer<sample_t> *> m_ringBuffers; // one per channel +}; + +} + +#endif |