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Qt Commercial -> Qt Enterprise...
Qt Commercial -> Qt Enterprise Also updated licenses. Change-Id: Ie14327305207e14879c1f1223219fcdfa1669dc0 Reviewed-by: Mika Salmela <mika.salmela@digia.com>
Miikka Heikkinen - - Load All Authors

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r2574:599370d0561c
r2574:599370d0561c
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widget.cpp
82 lines | 2.4 KiB | text/x-c | CppLexer
/ demos / audio / widget.cpp
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Miikka Heikkinen
Added copyright headers to *.h/*.cpp files missing them...
 r2435 /****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
Miikka Heikkinen
Qt Commercial -> Qt Enterprise...
 r2574 ** This file is part of the Qt Enterprise Charts Add-on.
Miikka Heikkinen
Added copyright headers to *.h/*.cpp files missing them...
 r2435 **
** $QT_BEGIN_LICENSE$
Miikka Heikkinen
Qt Commercial -> Qt Enterprise...
 r2574 ** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
Miikka Heikkinen
Added copyright headers to *.h/*.cpp files missing them...
 r2435 ** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
Marek Rosa
Added audio input demo
 r2155 #include "widget.h"
#include <QAudioDeviceInfo>
#include <QAudioInput>
#include <QChartView>
#include <QLineSeries>
#include <QChart>
#include <QVBoxLayout>
#include <QValueAxis>
#include "xyseriesiodevice.h"
QTCOMMERCIALCHART_USE_NAMESPACE
Widget::Widget(QWidget *parent)
: QWidget(parent),
m_device(0),
m_chart(0),
m_series(0),
m_audioInput(0)
{
m_chart = new QChart;
QChartView *chartView = new QChartView(m_chart);
chartView->setMinimumSize(800, 600);
m_series = new QLineSeries;
m_chart->addSeries(m_series);
QValueAxis *axisX = new QValueAxis;
Marek Rosa
Added axes titles to audio example and decreased the number of samples on chart to 2000
 r2214 axisX->setRange(0, 2000);
axisX->setLabelFormat("%g");
Michal Klocek
Refactors internals...
 r2273 axisX->setTitleText("Samples");
Marek Rosa
Added audio input demo
 r2155 QValueAxis *axisY = new QValueAxis;
Marek Rosa
Added axes titles to audio example and decreased the number of samples on chart to 2000
 r2214 axisY->setRange(-1, 1);
Michal Klocek
Refactors internals...
 r2273 axisY->setTitleText("Audio level");
m_chart->setAxisX(axisX, m_series);
Marek Rosa
Added audio input demo
 r2155 m_chart->setAxisY(axisY, m_series);
Marek Rosa
Audio example now takes every other value from mic input
 r2159 m_chart->legend()->hide();
Marek Rosa
Added axes titles to audio example and decreased the number of samples on chart to 2000
 r2214 m_chart->setTitle("Data from the microphone");
Marek Rosa
Added audio input demo
 r2155
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addWidget(chartView);
setLayout(mainLayout);
QAudioFormat formatAudio;
Tero Ahola
Qt5 build fixes
 r2239 formatAudio.setSampleRate(8000);
formatAudio.setChannelCount(1);
Marek Rosa
Added audio input demo
 r2155 formatAudio.setSampleSize(8);
formatAudio.setCodec("audio/pcm");
formatAudio.setByteOrder(QAudioFormat::LittleEndian);
formatAudio.setSampleType(QAudioFormat::UnSignedInt);
QAudioDeviceInfo inputDevices = QAudioDeviceInfo::defaultInputDevice();
m_audioInput = new QAudioInput(inputDevices,formatAudio, this);
m_device = new XYSeriesIODevice(m_series, this);
m_device->open(QIODevice::WriteOnly);
m_audioInput->start(m_device);
}
Widget::~Widget()
{
m_audioInput->stop();
m_device->close();
}