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Diffstat (limited to 'src/plugins/alsa/qalsaaudioinput.h')
| -rw-r--r-- | src/plugins/alsa/qalsaaudioinput.h | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/src/plugins/alsa/qalsaaudioinput.h b/src/plugins/alsa/qalsaaudioinput.h deleted file mode 100644 index 62e1be039..000000000 --- a/src/plugins/alsa/qalsaaudioinput.h +++ /dev/null @@ -1,185 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/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 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.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/qelapsedtimer.h> -#include <QtCore/qiodevice.h> - -#include <QtMultimedia/qaudio.h> -#include <QtMultimedia/qaudiodeviceinfo.h> -#include <QtMultimedia/qaudiosystem.h> - -QT_BEGIN_NAMESPACE - - -class AlsaInputPrivate; - -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 QAlsaAudioInput : public QAbstractAudioInput -{ - Q_OBJECT -public: - QAlsaAudioInput(const QByteArray &device); - ~QAlsaAudioInput(); - - qint64 read(char* data, qint64 len); - - void start(QIODevice* device) override; - QIODevice* start() override; - void stop() override; - void reset() override; - void suspend() override; - void resume() override; - int bytesReady() const override; - int periodSize() const override; - void setBufferSize(int value) override; - int bufferSize() const override; - void setNotifyInterval(int milliSeconds) override; - int notifyInterval() const override; - qint64 processedUSecs() const override; - qint64 elapsedUSecs() const override; - QAudio::Error error() const override; - QAudio::State state() const override; - void setFormat(const QAudioFormat& fmt) override; - QAudioFormat format() const override; - void setVolume(qreal) override; - qreal volume() const override; - 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; - QElapsedTimer timeStamp; - QElapsedTimer 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_pcm_access_t access; - snd_pcm_format_t pcmformat; - snd_pcm_hw_params_t *hwparams; - qreal m_volume; -}; - -class AlsaInputPrivate : public QIODevice -{ - Q_OBJECT -public: - AlsaInputPrivate(QAlsaAudioInput* audio); - ~AlsaInputPrivate(); - - qint64 readData( char* data, qint64 len) override; - qint64 writeData(const char* data, qint64 len) override; - - void trigger(); -private: - QAlsaAudioInput *audioDevice; -}; - -QT_END_NAMESPACE - - -#endif |