76 lines
1.5 KiB
C++
76 lines
1.5 KiB
C++
/***
|
|
|
|
Olive - Non-Linear Video Editor
|
|
Copyright (C) 2019 Olive Team
|
|
|
|
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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
***/
|
|
|
|
#ifndef WAVEINPUT_H
|
|
#define WAVEINPUT_H
|
|
|
|
#include <QFile>
|
|
|
|
#include "render/audioparams.h"
|
|
|
|
OLIVE_NAMESPACE_ENTER
|
|
|
|
class WaveInput
|
|
{
|
|
public:
|
|
WaveInput(const QString& f);
|
|
|
|
~WaveInput();
|
|
|
|
DISABLE_COPY_MOVE(WaveInput)
|
|
|
|
bool open();
|
|
|
|
bool is_open() const;
|
|
|
|
QByteArray read(int length);
|
|
QByteArray read(int offset, int length);
|
|
qint64 read(int offset, char *buffer, int length);
|
|
|
|
bool seek(qint64 pos);
|
|
|
|
bool at_end() const;
|
|
|
|
const AudioRenderingParams& params() const;
|
|
|
|
void close();
|
|
|
|
const quint32& data_length() const;
|
|
|
|
int sample_count() const;
|
|
|
|
private:
|
|
bool find_str(QFile* f, const char* str);
|
|
|
|
qint64 calculate_max_read() const;
|
|
|
|
AudioRenderingParams params_;
|
|
|
|
QFile file_;
|
|
|
|
qint64 data_position_;
|
|
|
|
quint32 data_size_;
|
|
};
|
|
|
|
OLIVE_NAMESPACE_EXIT
|
|
|
|
#endif // WAVEINPUT_H
|