Rename QtMultimediaKit to QtMultimedia.
There are a few legacy bits left in place so it passes CI, and then qt5.git etc can be updated. Change-Id: I6b082e50e6958c72fdabc2974992e16d90dafa3a Reviewed-on: http://codereview.qt-project.org/5368 Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
This commit is contained in:
Michael Goddard
committed by
Qt by Nokia
Qt by Nokia
parent
55bc4f2b46
commit
03f22bcdaf
957
src/multimedia/effects/qsoundeffect_pulse_p.cpp
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957
src/multimedia/effects/qsoundeffect_pulse_p.cpp
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@@ -0,0 +1,957 @@
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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||||
** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// INTERNAL USE ONLY: Do NOT use for any other purpose.
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//
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#include <QtCore/qcoreapplication.h>
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#include <qaudioformat.h>
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#include <QtNetwork>
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#include <QTime>
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#include "qsoundeffect_pulse_p.h"
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#if defined(Q_WS_MAEMO_6)
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#include <pulse/ext-stream-restore.h>
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#endif
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#include <unistd.h>
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//#define QT_PA_DEBUG
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#ifndef QTM_PULSEAUDIO_DEFAULTBUFFER
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#define QT_PA_STREAM_BUFFER_SIZE_MAX (1024 * 64) //64KB is a trade-off for balancing control latency and uploading overhead
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#endif
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QT_BEGIN_NAMESPACE
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namespace
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{
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inline pa_sample_spec audioFormatToSampleSpec(const QAudioFormat &format)
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{
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pa_sample_spec spec;
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spec.rate = format.frequency();
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spec.channels = format.channels();
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if (format.sampleSize() == 8)
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spec.format = PA_SAMPLE_U8;
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else if (format.sampleSize() == 16) {
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switch (format.byteOrder()) {
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case QAudioFormat::BigEndian: spec.format = PA_SAMPLE_S16BE; break;
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case QAudioFormat::LittleEndian: spec.format = PA_SAMPLE_S16LE; break;
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}
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}
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else if (format.sampleSize() == 32) {
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switch (format.byteOrder()) {
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case QAudioFormat::BigEndian: spec.format = PA_SAMPLE_S32BE; break;
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case QAudioFormat::LittleEndian: spec.format = PA_SAMPLE_S32LE; break;
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}
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}
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return spec;
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}
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class PulseDaemon : public QObject
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{
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Q_OBJECT
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public:
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PulseDaemon(): m_prepared(false)
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{
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prepare();
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}
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~PulseDaemon()
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{
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if (m_prepared)
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release();
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}
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inline void lock()
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{
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pa_threaded_mainloop_lock(m_mainLoop);
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}
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inline void unlock()
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{
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pa_threaded_mainloop_unlock(m_mainLoop);
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}
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inline pa_context *context() const
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{
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return m_context;
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}
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inline pa_cvolume * calcVolume(pa_cvolume *dest, int soundEffectVolume)
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{
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dest->channels = 2;
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dest->values[0] = dest->values[1] = m_vol * soundEffectVolume / 100;
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return dest;
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}
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void updateStatus(const pa_cvolume& volume)
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{
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if (m_vol != pa_cvolume_max(&volume)) {
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m_vol = pa_cvolume_max(&volume);
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emit volumeChanged();
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}
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}
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Q_SIGNALS:
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void contextReady();
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void volumeChanged();
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private:
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void prepare()
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{
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m_vol = PA_VOLUME_NORM;
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m_mainLoop = pa_threaded_mainloop_new();
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if (m_mainLoop == 0) {
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qWarning("PulseAudioService: unable to create pulseaudio mainloop");
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return;
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}
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if (pa_threaded_mainloop_start(m_mainLoop) != 0) {
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qWarning("PulseAudioService: unable to start pulseaudio mainloop");
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pa_threaded_mainloop_free(m_mainLoop);
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return;
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}
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m_mainLoopApi = pa_threaded_mainloop_get_api(m_mainLoop);
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lock();
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m_context = pa_context_new(m_mainLoopApi, QString(QLatin1String("QtPulseAudio:%1")).arg(::getpid()).toAscii().constData());
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pa_context_set_state_callback(m_context, context_state_callback, this);
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if (m_context == 0) {
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qWarning("PulseAudioService: Unable to create new pulseaudio context");
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pa_threaded_mainloop_free(m_mainLoop);
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return;
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}
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if (pa_context_connect(m_context, 0, (pa_context_flags_t)0, 0) < 0) {
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qWarning("PulseAudioService: pa_context_connect() failed");
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pa_context_unref(m_context);
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pa_threaded_mainloop_free(m_mainLoop);
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return;
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}
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unlock();
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m_prepared = true;
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}
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void release()
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{
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if (!m_prepared) return;
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pa_threaded_mainloop_stop(m_mainLoop);
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pa_threaded_mainloop_free(m_mainLoop);
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m_prepared = false;
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}
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static void context_state_callback(pa_context *c, void *userdata)
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{
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PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata);
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switch (pa_context_get_state(c)) {
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case PA_CONTEXT_CONNECTING:
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case PA_CONTEXT_AUTHORIZING:
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case PA_CONTEXT_SETTING_NAME:
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break;
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case PA_CONTEXT_READY:
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#if defined(Q_WS_MAEMO_6)
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pa_ext_stream_restore_read(c, &stream_restore_info_callback, self);
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pa_ext_stream_restore_set_subscribe_cb(c, &stream_restore_monitor_callback, self);
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pa_ext_stream_restore_subscribe(c, 1, 0, self);
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#endif
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QMetaObject::invokeMethod(self, "contextReady", Qt::QueuedConnection);
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break;
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default:
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break;
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}
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}
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#if defined(Q_WS_MAEMO_6)
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static void stream_restore_monitor_callback(pa_context *c, void *userdata)
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{
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PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata);
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pa_ext_stream_restore_read(c, &stream_restore_info_callback, self);
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}
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static void stream_restore_info_callback(pa_context *c,
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const pa_ext_stream_restore_info *info,
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int eol, void *userdata)
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{
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Q_UNUSED(c)
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PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata);
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if (!eol) {
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if (QString(info->name).startsWith(QLatin1String("sink-input-by-media-role:x-maemo"))) {
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#ifdef QT_PA_DEBUG
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qDebug() << "x-maemo volume =(" << info->volume.values[0] * 100 / PA_VOLUME_NORM << ","
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<< info->volume.values[1] * 100 / PA_VOLUME_NORM << "), "
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<< "mute = " << info->mute;
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#endif
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self->updateStatus(info->volume);
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}
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}
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}
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#endif
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pa_volume_t m_vol;
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bool m_prepared;
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pa_context *m_context;
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pa_threaded_mainloop *m_mainLoop;
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pa_mainloop_api *m_mainLoopApi;
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};
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}
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Q_GLOBAL_STATIC(PulseDaemon, daemon)
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Q_GLOBAL_STATIC(QSampleCache, sampleCache)
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namespace
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{
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class PulseDaemonLocker
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{
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public:
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PulseDaemonLocker()
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{
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daemon()->lock();
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}
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~PulseDaemonLocker()
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{
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daemon()->unlock();
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}
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};
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}
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QSoundEffectPrivate::QSoundEffectPrivate(QObject* parent):
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QObject(parent),
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m_pulseStream(0),
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m_sinkInputId(-1),
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m_emptying(false),
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m_sampleReady(false),
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m_playing(false),
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m_status(QSoundEffect::Null),
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m_muted(false),
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m_playQueued(false),
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m_stopping(false),
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m_volume(100),
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m_loopCount(1),
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m_runningCount(0),
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m_sample(0) ,
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m_position(0)
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{
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pa_sample_spec_init(&m_pulseSpec);
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}
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QSoundEffectPrivate::~QSoundEffectPrivate()
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{
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unloadPulseStream();
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if (m_sample)
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m_sample->release();
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}
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QStringList QSoundEffectPrivate::supportedMimeTypes()
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{
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QStringList supportedTypes;
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supportedTypes << QLatin1String("audio/x-wav") << QLatin1String("audio/vnd.wave") ;
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return supportedTypes;
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}
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QUrl QSoundEffectPrivate::source() const
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{
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return m_source;
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}
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void QSoundEffectPrivate::setSource(const QUrl &url)
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{
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Q_ASSERT(m_source != url);
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#ifdef QT_PA_DEBUG
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qDebug() << this << "setSource =" << url;
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#endif
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stop();
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if (m_sample) {
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if (!m_sampleReady) {
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disconnect(m_sample, SIGNAL(error()), this, SLOT(decoderError()));
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disconnect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady()));
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}
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m_sample->release();
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m_sample = 0;
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}
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m_source = url;
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m_sampleReady = false;
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PulseDaemonLocker locker;
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m_runningCount = 0;
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if (m_pulseStream && !pa_stream_is_corked(m_pulseStream)) {
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pa_stream_set_write_callback(m_pulseStream, 0, 0);
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pa_stream_set_underflow_callback(m_pulseStream, 0, 0);
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pa_operation_unref(pa_stream_cork(m_pulseStream, 1, 0, 0));
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}
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setPlaying(false);
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if (url.isEmpty()) {
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setStatus(QSoundEffect::Null);
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return;
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}
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setStatus(QSoundEffect::Loading);
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m_sample = sampleCache()->requestSample(url);
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connect(m_sample, SIGNAL(error()), this, SLOT(decoderError()));
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connect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady()));
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switch(m_sample->state()) {
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case QSample::Ready:
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sampleReady();
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break;
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case QSample::Error:
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decoderError();
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break;
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default:
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break;
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}
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}
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int QSoundEffectPrivate::loopCount() const
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{
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return m_loopCount;
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}
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void QSoundEffectPrivate::setLoopCount(int loopCount)
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{
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if (loopCount == 0)
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loopCount = 1;
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m_loopCount = loopCount;
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}
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int QSoundEffectPrivate::volume() const
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{
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return m_volume;
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}
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void QSoundEffectPrivate::setVolume(int volume)
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{
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m_volume = volume;
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emit volumeChanged();
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updateVolume();
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}
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void QSoundEffectPrivate::updateVolume()
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{
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if (m_sinkInputId < 0)
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return;
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PulseDaemonLocker locker;
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pa_cvolume volume;
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pa_operation_unref(pa_context_set_sink_input_volume(daemon()->context(), m_sinkInputId, daemon()->calcVolume(&volume, m_volume), setvolume_callback, this));
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Q_ASSERT(pa_cvolume_valid(&volume));
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#ifdef QT_PA_DEBUG
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qDebug() << this << "updateVolume =" << pa_cvolume_max(&volume);
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#endif
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}
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bool QSoundEffectPrivate::isMuted() const
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{
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return m_muted;
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}
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void QSoundEffectPrivate::setMuted(bool muted)
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{
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m_muted = muted;
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emit mutedChanged();
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updateMuted();
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}
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void QSoundEffectPrivate::updateMuted()
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{
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if (m_sinkInputId < 0)
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return;
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PulseDaemonLocker locker;
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pa_operation_unref(pa_context_set_sink_input_mute(daemon()->context(), m_sinkInputId, m_muted, setmuted_callback, this));
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#ifdef QT_PA_DEBUG
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qDebug() << this << "updateMuted = " << daemon()->calcMuted(m_muted);
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#endif
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}
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bool QSoundEffectPrivate::isLoaded() const
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{
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return m_status == QSoundEffect::Ready;
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}
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bool QSoundEffectPrivate::isPlaying() const
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{
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return m_playing;
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}
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QSoundEffect::Status QSoundEffectPrivate::status() const
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{
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return m_status;
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}
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void QSoundEffectPrivate::setPlaying(bool playing)
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{
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#ifdef QT_PA_DEBUG
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qDebug() << this << "setPlaying(" << playing << ")";
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#endif
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if (m_playing == playing)
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return;
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if (!playing)
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m_playQueued = false;
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m_playing = playing;
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emit playingChanged();
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}
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||||
|
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void QSoundEffectPrivate::setStatus(QSoundEffect::Status status)
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{
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#ifdef QT_PA_DEBUG
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qDebug() << this << "setStatus" << status;
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#endif
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if (m_status == status)
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return;
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bool oldLoaded = isLoaded();
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m_status = status;
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emit statusChanged();
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if (oldLoaded != isLoaded())
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emit loadedChanged();
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}
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void QSoundEffectPrivate::play()
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{
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#ifdef QT_PA_DEBUG
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qDebug() << this << "play";
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#endif
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if (m_status == QSoundEffect::Null || m_status == QSoundEffect::Error || m_playQueued)
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return;
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PulseDaemonLocker locker;
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if (!m_sampleReady || m_stopping || m_emptying) {
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#ifdef QT_PA_DEBUG
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qDebug() << this << "play deferred";
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#endif
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m_playQueued = true;
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} else {
|
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if (m_playing) { //restart playing from the beginning
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#ifdef QT_PA_DEBUG
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qDebug() << this << "restart playing";
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#endif
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m_runningCount = 0;
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m_playQueued = true;
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Q_ASSERT(m_pulseStream);
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emptyStream();
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return;
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}
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m_runningCount = m_loopCount;
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playSample();
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}
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||||
|
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setPlaying(true);
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}
|
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void QSoundEffectPrivate::emptyStream()
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{
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m_emptying = true;
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pa_stream_set_write_callback(m_pulseStream, 0, this);
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||||
pa_stream_set_underflow_callback(m_pulseStream, 0, this);
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pa_operation_unref(pa_stream_flush(m_pulseStream, stream_flush_callback, this));
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}
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||||
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void QSoundEffectPrivate::emptyComplete()
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||||
{
|
||||
PulseDaemonLocker locker;
|
||||
m_emptying = false;
|
||||
pa_operation_unref(pa_stream_cork(m_pulseStream, 1, stream_cork_callback, this));
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::sampleReady()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "sampleReady";
|
||||
#endif
|
||||
disconnect(m_sample, SIGNAL(error()), this, SLOT(decoderError()));
|
||||
disconnect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady()));
|
||||
pa_sample_spec newFormatSpec = audioFormatToSampleSpec(m_sample->format());
|
||||
|
||||
if (m_pulseStream && (memcmp(&m_pulseSpec, &newFormatSpec, sizeof(m_pulseSpec)) != 0)) {
|
||||
unloadPulseStream();
|
||||
}
|
||||
m_pulseSpec = newFormatSpec;
|
||||
|
||||
m_sampleReady = true;
|
||||
m_position = 0;
|
||||
|
||||
if (m_name.isNull())
|
||||
m_name = QString(QLatin1String("QtPulseSample-%1-%2")).arg(::getpid()).arg(quintptr(this)).toUtf8();
|
||||
|
||||
PulseDaemonLocker locker;
|
||||
if (m_pulseStream) {
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "reuse existing pulsestream";
|
||||
#endif
|
||||
#ifdef QTM_PULSEAUDIO_DEFAULTBUFFER
|
||||
const pa_buffer_attr *bufferAttr = pa_stream_get_buffer_attr(m_pulseStream);
|
||||
if (bufferAttr->prebuf > uint32_t(m_sample->data().size())) {
|
||||
pa_buffer_attr newBufferAttr;
|
||||
newBufferAttr = *bufferAttr;
|
||||
newBufferAttr.prebuf = m_sample->data().size();
|
||||
pa_stream_set_buffer_attr(m_pulseStream, &newBufferAttr, stream_adjust_prebuffer_callback, this);
|
||||
} else {
|
||||
streamReady();
|
||||
}
|
||||
#else
|
||||
const pa_buffer_attr *bufferAttr = pa_stream_get_buffer_attr(m_pulseStream);
|
||||
if (bufferAttr->tlength < m_sample->data().size() && bufferAttr->tlength < QT_PA_STREAM_BUFFER_SIZE_MAX) {
|
||||
pa_buffer_attr newBufferAttr;
|
||||
newBufferAttr.maxlength = -1;
|
||||
newBufferAttr.tlength = qMin(m_sample->data().size(), QT_PA_STREAM_BUFFER_SIZE_MAX);
|
||||
newBufferAttr.minreq = bufferAttr->tlength / 2;
|
||||
newBufferAttr.prebuf = -1;
|
||||
newBufferAttr.fragsize = -1;
|
||||
pa_stream_set_buffer_attr(m_pulseStream, &newBufferAttr, stream_reset_buffer_callback, this);
|
||||
} else if (bufferAttr->prebuf > uint32_t(m_sample->data().size())) {
|
||||
pa_buffer_attr newBufferAttr;
|
||||
newBufferAttr = *bufferAttr;
|
||||
newBufferAttr.prebuf = m_sample->data().size();
|
||||
pa_stream_set_buffer_attr(m_pulseStream, &newBufferAttr, stream_adjust_prebuffer_callback, this);
|
||||
} else {
|
||||
streamReady();
|
||||
}
|
||||
#endif
|
||||
} else {
|
||||
if (pa_context_get_state(daemon()->context()) != PA_CONTEXT_READY) {
|
||||
connect(daemon(), SIGNAL(contextReady()), SLOT(contextReady()));
|
||||
return;
|
||||
}
|
||||
createPulseStream();
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::decoderError()
|
||||
{
|
||||
qWarning("QSoundEffect(pulseaudio): Error decoding source");
|
||||
disconnect(m_sample, SIGNAL(error()), this, SLOT(decoderError()));
|
||||
bool playingDirty = false;
|
||||
if (m_playing) {
|
||||
m_playing = false;
|
||||
playingDirty = true;
|
||||
}
|
||||
setStatus(QSoundEffect::Error);
|
||||
if (playingDirty)
|
||||
emit playingChanged();
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::unloadPulseStream()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "unloadPulseStream";
|
||||
#endif
|
||||
m_sinkInputId = -1;
|
||||
PulseDaemonLocker locker;
|
||||
if (m_pulseStream) {
|
||||
pa_stream_set_state_callback(m_pulseStream, 0, 0);
|
||||
pa_stream_set_write_callback(m_pulseStream, 0, 0);
|
||||
pa_stream_set_underflow_callback(m_pulseStream, 0, 0);
|
||||
pa_stream_disconnect(m_pulseStream);
|
||||
pa_stream_unref(m_pulseStream);
|
||||
disconnect(daemon(), SIGNAL(volumeChanged()), this, SLOT(updateVolume()));
|
||||
m_pulseStream = 0;
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::prepare()
|
||||
{
|
||||
if (!m_pulseStream || !m_sampleReady)
|
||||
return;
|
||||
PulseDaemonLocker locker;
|
||||
pa_stream_set_write_callback(m_pulseStream, stream_write_callback, this);
|
||||
pa_stream_set_underflow_callback(m_pulseStream, stream_underrun_callback, this);
|
||||
m_stopping = false;
|
||||
size_t writeBytes = size_t(qMin(m_pulseBufferSize, m_sample->data().size()));
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "prepare(): writable size =" << pa_stream_writable_size(m_pulseStream)
|
||||
<< "actual writeBytes =" << writeBytes
|
||||
<< "m_playQueued =" << m_playQueued;
|
||||
#endif
|
||||
m_position = int(writeBytes);
|
||||
if (pa_stream_write(m_pulseStream, reinterpret_cast<void *>(const_cast<char*>(m_sample->data().data())), writeBytes,
|
||||
stream_write_done_callback, 0, PA_SEEK_RELATIVE) != 0) {
|
||||
qWarning("QSoundEffect(pulseaudio): pa_stream_write, error = %s", pa_strerror(pa_context_errno(daemon()->context())));
|
||||
}
|
||||
if (m_playQueued) {
|
||||
m_playQueued = false;
|
||||
m_runningCount = m_loopCount;
|
||||
playSample();
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::uploadSample()
|
||||
{
|
||||
if (m_runningCount == 0) {
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "uploadSample: return due to 0 m_runningCount";
|
||||
#endif
|
||||
return;
|
||||
}
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "uploadSample: m_runningCount =" << m_runningCount;
|
||||
#endif
|
||||
if (m_position == m_sample->data().size()) {
|
||||
m_position = 0;
|
||||
if (m_runningCount > 0)
|
||||
m_runningCount--;
|
||||
if (m_runningCount == 0) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
int writtenBytes = 0;
|
||||
int writableSize = int(pa_stream_writable_size(m_pulseStream));
|
||||
int firstPartLength = qMin(m_sample->data().size() - m_position, writableSize);
|
||||
if (pa_stream_write(m_pulseStream, reinterpret_cast<void *>(const_cast<char*>(m_sample->data().data()) + m_position),
|
||||
firstPartLength, stream_write_done_callback, 0, PA_SEEK_RELATIVE) != 0) {
|
||||
qWarning("QSoundEffect(pulseaudio): pa_stream_write, error = %s", pa_strerror(pa_context_errno(daemon()->context())));
|
||||
}
|
||||
writtenBytes = firstPartLength;
|
||||
m_position += firstPartLength;
|
||||
if (m_position == m_sample->data().size()) {
|
||||
m_position = 0;
|
||||
if (m_runningCount > 0)
|
||||
m_runningCount--;
|
||||
if (m_runningCount != 0 && firstPartLength < writableSize)
|
||||
{
|
||||
while (writtenBytes < writableSize) {
|
||||
int writeSize = qMin(writableSize - writtenBytes, m_sample->data().size());
|
||||
if (pa_stream_write(m_pulseStream, reinterpret_cast<void *>(const_cast<char*>(m_sample->data().data())),
|
||||
writeSize, stream_write_done_callback, 0, PA_SEEK_RELATIVE) != 0) {
|
||||
qWarning("QSoundEffect(pulseaudio): pa_stream_write, error = %s", pa_strerror(pa_context_errno(daemon()->context())));
|
||||
}
|
||||
writtenBytes += writeSize;
|
||||
if (writeSize < m_sample->data().size()) {
|
||||
m_position = writeSize;
|
||||
break;
|
||||
}
|
||||
if (m_runningCount > 0)
|
||||
m_runningCount--;
|
||||
if (m_runningCount == 0)
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "uploadSample: use direct write, writeable size =" << writableSize
|
||||
<< "actual writtenBytes =" << writtenBytes;
|
||||
#endif
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::playSample()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "playSample";
|
||||
#endif
|
||||
Q_ASSERT(m_pulseStream);
|
||||
pa_operation_unref(pa_stream_cork(m_pulseStream, 0, 0, 0));
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stop()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "stop";
|
||||
#endif
|
||||
if (!m_playing)
|
||||
return;
|
||||
setPlaying(false);
|
||||
PulseDaemonLocker locker;
|
||||
m_stopping = true;
|
||||
if (m_pulseStream)
|
||||
emptyStream();
|
||||
m_runningCount = 0;
|
||||
m_position = 0;
|
||||
m_playQueued = false;
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::underRun()
|
||||
{
|
||||
stop();
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::streamReady()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "streamReady";
|
||||
#endif
|
||||
PulseDaemonLocker locker;
|
||||
m_sinkInputId = pa_stream_get_index(m_pulseStream);
|
||||
updateMuted();
|
||||
updateVolume();
|
||||
#ifdef QT_PA_DEBUG
|
||||
const pa_buffer_attr *realBufAttr = pa_stream_get_buffer_attr(m_pulseStream);
|
||||
qDebug() << this << "m_sinkInputId =" << m_sinkInputId
|
||||
<< "tlength =" << realBufAttr->tlength << "maxlength =" << realBufAttr->maxlength
|
||||
<< "minreq = " << realBufAttr->minreq << "prebuf =" << realBufAttr->prebuf;
|
||||
#endif
|
||||
prepare();
|
||||
setStatus(QSoundEffect::Ready);
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::createPulseStream()
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << this << "createPulseStream";
|
||||
#endif
|
||||
|
||||
pa_proplist *propList = pa_proplist_new();
|
||||
pa_proplist_sets(propList, PA_PROP_MEDIA_ROLE, "soundeffect");
|
||||
pa_stream *stream = pa_stream_new_with_proplist(daemon()->context(), m_name.constData(), &m_pulseSpec, 0, propList);
|
||||
pa_proplist_free(propList);
|
||||
|
||||
connect(daemon(), SIGNAL(volumeChanged()), this, SLOT(updateVolume()));
|
||||
|
||||
if (stream == 0) {
|
||||
qWarning("QSoundEffect(pulseaudio): Failed to create stream");
|
||||
m_pulseStream = 0;
|
||||
setStatus(QSoundEffect::Error);
|
||||
setPlaying(false);
|
||||
return;
|
||||
}
|
||||
else {
|
||||
pa_stream_set_state_callback(stream, stream_state_callback, this);
|
||||
pa_stream_set_write_callback(stream, stream_write_callback, this);
|
||||
pa_stream_set_underflow_callback(stream, stream_underrun_callback, this);
|
||||
}
|
||||
m_pulseStream = stream;
|
||||
|
||||
#ifndef QTM_PULSEAUDIO_DEFAULTBUFFER
|
||||
pa_buffer_attr bufferAttr;
|
||||
bufferAttr.tlength = qMin(m_sample->data().size(), QT_PA_STREAM_BUFFER_SIZE_MAX);
|
||||
bufferAttr.maxlength = -1;
|
||||
bufferAttr.minreq = bufferAttr.tlength / 2;
|
||||
bufferAttr.prebuf = -1;
|
||||
bufferAttr.fragsize = -1;
|
||||
if (pa_stream_connect_playback(m_pulseStream, 0, &bufferAttr,
|
||||
#else
|
||||
if (pa_stream_connect_playback(m_pulseStream, 0, 0,
|
||||
#endif
|
||||
m_muted ? pa_stream_flags_t(PA_STREAM_START_MUTED | PA_STREAM_START_CORKED)
|
||||
: pa_stream_flags_t(PA_STREAM_START_UNMUTED | PA_STREAM_START_CORKED),
|
||||
0, 0) < 0) {
|
||||
qWarning("QSoundEffect(pulseaudio): Failed to connect stream, error = %s",
|
||||
pa_strerror(pa_context_errno(daemon()->context())));
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::contextReady()
|
||||
{
|
||||
disconnect(daemon(), SIGNAL(contextReady()), this, SLOT(contextReady()));
|
||||
PulseDaemonLocker locker;
|
||||
createPulseStream();
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_write_callback(pa_stream *s, size_t length, void *userdata)
|
||||
{
|
||||
Q_UNUSED(length);
|
||||
Q_UNUSED(s)
|
||||
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_write_callback";
|
||||
#endif
|
||||
self->uploadSample();
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_state_callback(pa_stream *s, void *userdata)
|
||||
{
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
switch (pa_stream_get_state(s)) {
|
||||
case PA_STREAM_READY:
|
||||
{
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "pulse stream ready";
|
||||
#endif
|
||||
const pa_buffer_attr *bufferAttr = pa_stream_get_buffer_attr(self->m_pulseStream);
|
||||
self->m_pulseBufferSize = bufferAttr->tlength;
|
||||
if (bufferAttr->prebuf > uint32_t(self->m_sample->data().size())) {
|
||||
pa_buffer_attr newBufferAttr;
|
||||
newBufferAttr = *bufferAttr;
|
||||
newBufferAttr.prebuf = self->m_sample->data().size();
|
||||
pa_stream_set_buffer_attr(self->m_pulseStream, &newBufferAttr, stream_adjust_prebuffer_callback, userdata);
|
||||
} else {
|
||||
QMetaObject::invokeMethod(self, "streamReady", Qt::QueuedConnection);
|
||||
}
|
||||
break;
|
||||
}
|
||||
case PA_STREAM_CREATING:
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "pulse stream creating";
|
||||
#endif
|
||||
break;
|
||||
case PA_STREAM_TERMINATED:
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "pulse stream terminated";
|
||||
#endif
|
||||
break;
|
||||
|
||||
case PA_STREAM_FAILED:
|
||||
default:
|
||||
qWarning("QSoundEffect(pulseaudio): Error in pulse audio stream");
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_reset_buffer_callback(pa_stream *s, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(s);
|
||||
if (!success)
|
||||
qWarning("QSoundEffect(pulseaudio): faild to reset buffer attribute");
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_reset_buffer_callback";
|
||||
#endif
|
||||
const pa_buffer_attr *bufferAttr = pa_stream_get_buffer_attr(self->m_pulseStream);
|
||||
self->m_pulseBufferSize = bufferAttr->tlength;
|
||||
if (bufferAttr->prebuf > uint32_t(self->m_sample->data().size())) {
|
||||
pa_buffer_attr newBufferAttr;
|
||||
newBufferAttr = *bufferAttr;
|
||||
newBufferAttr.prebuf = self->m_sample->data().size();
|
||||
pa_stream_set_buffer_attr(self->m_pulseStream, &newBufferAttr, stream_adjust_prebuffer_callback, userdata);
|
||||
} else {
|
||||
QMetaObject::invokeMethod(self, "streamReady", Qt::QueuedConnection);
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_adjust_prebuffer_callback(pa_stream *s, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(s);
|
||||
if (!success)
|
||||
qWarning("QSoundEffect(pulseaudio): faild to adjust pre-buffer attribute");
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_adjust_prebuffer_callback";
|
||||
#endif
|
||||
QMetaObject::invokeMethod(self, "streamReady", Qt::QueuedConnection);
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::setvolume_callback(pa_context *c, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(c);
|
||||
Q_UNUSED(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << reinterpret_cast<QSoundEffectPrivate*>(userdata) << "setvolume_callback";
|
||||
#endif
|
||||
if (!success) {
|
||||
qWarning("QSoundEffect(pulseaudio): faild to set volume");
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::setmuted_callback(pa_context *c, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(c);
|
||||
Q_UNUSED(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << reinterpret_cast<QSoundEffectPrivate*>(userdata) << "setmuted_callback";
|
||||
#endif
|
||||
if (!success) {
|
||||
qWarning("QSoundEffect(pulseaudio): faild to set muted");
|
||||
}
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_underrun_callback(pa_stream *s, void *userdata)
|
||||
{
|
||||
Q_UNUSED(s);
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_underrun_callback";
|
||||
#endif
|
||||
if (self->m_runningCount == 0 && !self->m_playQueued)
|
||||
QMetaObject::invokeMethod(self, "underRun", Qt::QueuedConnection);
|
||||
#ifdef QT_PA_DEBUG
|
||||
else
|
||||
qDebug() << "underun corked =" << pa_stream_is_corked(s);
|
||||
#endif
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_cork_callback(pa_stream *s, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(s);
|
||||
if (!success)
|
||||
qWarning("QSoundEffect(pulseaudio): faild to stop");
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_cork_callback";
|
||||
#endif
|
||||
QMetaObject::invokeMethod(self, "prepare", Qt::QueuedConnection);
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_flush_callback(pa_stream *s, int success, void *userdata)
|
||||
{
|
||||
Q_UNUSED(s);
|
||||
if (!success)
|
||||
qWarning("QSoundEffect(pulseaudio): faild to drain");
|
||||
QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << self << "stream_flush_callback";
|
||||
#endif
|
||||
QMetaObject::invokeMethod(self, "emptyComplete", Qt::QueuedConnection);
|
||||
}
|
||||
|
||||
void QSoundEffectPrivate::stream_write_done_callback(void *p)
|
||||
{
|
||||
Q_UNUSED(p);
|
||||
#ifdef QT_PA_DEBUG
|
||||
qDebug() << "stream_write_done_callback";
|
||||
#endif
|
||||
}
|
||||
|
||||
QT_END_NAMESPACE
|
||||
|
||||
#include "moc_qsoundeffect_pulse_p.cpp"
|
||||
#include "qsoundeffect_pulse_p.moc"
|
||||
Reference in New Issue
Block a user