diff options
Diffstat (limited to 'src/multimedia/audio/qaudioinput_alsa_p.h')
| -rw-r--r-- | src/multimedia/audio/qaudioinput_alsa_p.h | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/src/multimedia/audio/qaudioinput_alsa_p.h b/src/multimedia/audio/qaudioinput_alsa_p.h deleted file mode 100644 index 0455ba903..000000000 --- a/src/multimedia/audio/qaudioinput_alsa_p.h +++ /dev/null @@ -1,188 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists for the convenience -// of other Qt classes. This header file may change from version to -// version without notice, or even be removed. -// -// We mean it. -// - - -#ifndef QAUDIOINPUTALSA_H -#define QAUDIOINPUTALSA_H - -#include <alsa/asoundlib.h> - -#include <QtCore/qfile.h> -#include <QtCore/qdebug.h> -#include <QtCore/qtimer.h> -#include <QtCore/qstring.h> -#include <QtCore/qstringlist.h> -#include <QtCore/qdatetime.h> - -#include "qaudio.h" -#include "qaudiodeviceinfo.h" -#include "qaudiosystem.h" - -QT_BEGIN_NAMESPACE - - -class InputPrivate; - -class RingBuffer -{ -public: - RingBuffer(); - - void resize(int size); - - int bytesOfDataInBuffer() const; - int freeBytes() const; - - const char *availableData() const; - int availableDataBlockSize() const; - void readBytes(int bytes); - - void write(char *data, int len); - -private: - int m_head; - int m_tail; - - QByteArray m_data; -}; - -class QAudioInputPrivate : public QAbstractAudioInput -{ - Q_OBJECT -public: - QAudioInputPrivate(const QByteArray &device); - ~QAudioInputPrivate(); - - qint64 read(char* data, qint64 len); - - void start(QIODevice* device); - QIODevice* start(); - void stop(); - void reset(); - void suspend(); - void resume(); - int bytesReady() const; - int periodSize() const; - void setBufferSize(int value); - int bufferSize() const; - void setNotifyInterval(int milliSeconds); - int notifyInterval() const; - qint64 processedUSecs() const; - qint64 elapsedUSecs() const; - QAudio::Error error() const; - QAudio::State state() const; - void setFormat(const QAudioFormat& fmt); - QAudioFormat format() const; - void setVolume(qreal); - qreal volume() const; - bool resuming; - snd_pcm_t* handle; - qint64 totalTimeValue; - QIODevice* audioSource; - QAudioFormat settings; - QAudio::Error errorState; - QAudio::State deviceState; - -private slots: - void userFeed(); - bool deviceReady(); - -private: - int checkBytesReady(); - int xrun_recovery(int err); - int setFormat(); - bool open(); - void close(); - void drain(); - - QTimer* timer; - QTime timeStamp; - QTime clockStamp; - qint64 elapsedTimeOffset; - int intervalTime; - RingBuffer ringBuffer; - int bytesAvailable; - QByteArray m_device; - bool pullMode; - int buffer_size; - int period_size; - unsigned int buffer_time; - unsigned int period_time; - snd_pcm_uframes_t buffer_frames; - snd_pcm_uframes_t period_frames; - snd_async_handler_t* ahandler; - snd_pcm_access_t access; - snd_pcm_format_t pcmformat; - snd_timestamp_t* timestamp; - snd_pcm_hw_params_t *hwparams; - qreal m_volume; -}; - -class InputPrivate : public QIODevice -{ - Q_OBJECT -public: - InputPrivate(QAudioInputPrivate* audio); - ~InputPrivate(); - - qint64 readData( char* data, qint64 len); - qint64 writeData(const char* data, qint64 len); - - void trigger(); -private: - QAudioInputPrivate *audioDevice; -}; - -QT_END_NAMESPACE - - -#endif |