diff options
Diffstat (limited to 'src/multimedia/doc/src/snippets')
9 files changed, 0 insertions, 1348 deletions
diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/audio.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/audio.cpp deleted file mode 100644 index a39f1c7f4..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/audio.cpp +++ /dev/null @@ -1,251 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -/* Audio related snippets */ -#include <QFile> -#include <QTimer> -#include <QDebug> - -#include "qaudiodeviceinfo.h" -#include "qaudioinput.h" -#include "qaudiooutput.h" -#include "qaudioprobe.h" -#include "qaudiodecoder.h" - -class AudioInputExample : public QObject { - Q_OBJECT -public: - void setup(); - - -public Q_SLOTS: - void stopRecording(); - void stateChanged(QAudio::State newState); - -private: - //! [Audio input class members] - QFile destinationFile; // class member. - QAudioInput* audio; // class member. - //! [Audio input class members] -}; - - -void AudioInputExample::setup() -//! [Audio input setup] -{ - destinationFile.setFileName("/tmp/test.raw"); - destinationFile.open( QIODevice::WriteOnly | QIODevice::Truncate ); - - QAudioFormat format; - // set up the format you want, eg. - format.setSampleRate(8000); - format.setChannelCount(1); - format.setSampleSize(8); - format.setCodec("audio/pcm"); - format.setByteOrder(QAudioFormat::LittleEndian); - format.setSampleType(QAudioFormat::UnSignedInt); - - QAudioDeviceInfo info = QAudioDeviceInfo::defaultInputDevice(); - if (!info.isFormatSupported(format)) { - qWarning()<<"default format not supported try to use nearest"; - format = info.nearestFormat(format); - } - - audio = new QAudioInput(format, this); - connect(audio, SIGNAL(stateChanged(QAudio::State)), this, SLOT(stateChanged(QAudio::State))); - - QTimer::singleShot(3000, this, SLOT(stopRecording())); - audio->start(&destinationFile); - // Records audio for 3000ms -} -//! [Audio input setup] - -//! [Audio input stop recording] -void AudioInputExample::stopRecording() -{ - audio->stop(); - destinationFile.close(); - delete audio; -} -//! [Audio input stop recording] - -//! [Audio input state changed] -void AudioInputExample::stateChanged(QAudio::State newState) -{ - switch (newState) { - case QAudio::StoppedState: - if (audio->error() != QAudio::NoError) { - // Error handling - } else { - // Finished recording - } - break; - - case QAudio::ActiveState: - // Started recording - read from IO device - break; - - default: - // ... other cases as appropriate - break; - } -} -//! [Audio input state changed] - - -class AudioOutputExample : public QObject { - Q_OBJECT -public: - void setup(); - -public Q_SLOTS: - void stateChanged(QAudio::State newState); - -private: - //! [Audio output class members] - QFile sourceFile; // class member. - QAudioOutput* audio; // class member. - //! [Audio output class members] -}; - - -void AudioOutputExample::setup() -//! [Audio output setup] -{ - sourceFile.setFileName("/tmp/test.raw"); - sourceFile.open(QIODevice::ReadOnly); - - QAudioFormat format; - // Set up the format, eg. - format.setSampleRate(8000); - format.setChannelCount(1); - format.setSampleSize(8); - format.setCodec("audio/pcm"); - format.setByteOrder(QAudioFormat::LittleEndian); - format.setSampleType(QAudioFormat::UnSignedInt); - - QAudioDeviceInfo info(QAudioDeviceInfo::defaultOutputDevice()); - if (!info.isFormatSupported(format)) { - qWarning() << "raw audio format not supported by backend, cannot play audio."; - return; - } - - audio = new QAudioOutput(format, this); - connect(audio, SIGNAL(stateChanged(QAudio::State)), this, SLOT(stateChanged(QAudio::State))); - audio->start(&sourceFile); -} -//! [Audio output setup] - -//! [Audio output state changed] -void AudioOutputExample::stateChanged(QAudio::State newState) -{ - switch (newState) { - case QAudio::IdleState: - // Finished playing (no more data) - audio->stop(); - sourceFile.close(); - delete audio; - break; - - case QAudio::StoppedState: - // Stopped for other reasons - if (audio->error() != QAudio::NoError) { - // Error handling - } - break; - - default: - // ... other cases as appropriate - break; - } -} -//! [Audio output state changed] - -void AudioDeviceInfo() -{ - //! [Setting audio format] - QAudioFormat format; - format.setSampleRate(44100); - // ... other format parameters - format.setSampleType(QAudioFormat::SignedInt); - - QAudioDeviceInfo info(QAudioDeviceInfo::defaultOutputDevice()); - - if (!info.isFormatSupported(format)) - format = info.nearestFormat(format); - //! [Setting audio format] - - //! [Dumping audio formats] - foreach (const QAudioDeviceInfo &deviceInfo, QAudioDeviceInfo::availableDevices(QAudio::AudioOutput)) - qDebug() << "Device name: " << deviceInfo.deviceName(); - //! [Dumping audio formats] -} - -class AudioDecodingExample : public QObject { - Q_OBJECT -public: - void decode(); - -public Q_SLOTS: - void stateChanged(QAudio::State newState); - void readBuffer(); -}; - -void AudioDecodingExample::decode() -{ - //! [Local audio decoding] - QAudioFormat desiredFormat; - desiredFormat.setChannelCount(2); - desiredFormat.setCodec("audio/x-raw"); - desiredFormat.setSampleType(QAudioFormat::UnSignedInt); - desiredFormat.setSampleRate(48000); - desiredFormat.setSampleSize(16); - - QAudioDecoder *decoder = new QAudioDecoder(this); - decoder->setAudioFormat(desiredFormat); - decoder->setSourceFilename("level1.mp3"); - - connect(decoder, SIGNAL(bufferReady()), this, SLOT(readBuffer())); - decoder->start(); - - // Now wait for bufferReady() signal and call decoder->read() - //! [Local audio decoding] -} diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/audiorecorder.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/audiorecorder.cpp deleted file mode 100644 index e0f136910..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/audiorecorder.cpp +++ /dev/null @@ -1,213 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets> - -#include <qaudiorecorder.h> -#include <qmediaservice.h> - -#include <QtMultimedia/qaudioformat.h> - -#include "audiorecorder.h" - -AudioRecorder::AudioRecorder() -{ -//! [create-objs-1] - capture = new QAudioRecorder(); -//! [create-objs-1] - - // set a default file - capture->setOutputLocation(QUrl("test.raw")); - - QWidget *window = new QWidget; - QGridLayout* layout = new QGridLayout; - - QLabel* deviceLabel = new QLabel; - deviceLabel->setText("Devices"); - deviceBox = new QComboBox(this); - deviceBox->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Fixed); - - QLabel* codecLabel = new QLabel; - codecLabel->setText("Codecs"); - codecsBox = new QComboBox(this); - codecsBox->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Fixed); - - QLabel* qualityLabel = new QLabel; - qualityLabel->setText("Quality"); - qualityBox = new QComboBox(this); - qualityBox->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Fixed); - -//! [device-list] - for(int i = 0; i < audiosource->deviceCount(); i++) - deviceBox->addItem(audiosource->name(i)); -//! [device-list] - -//! [codec-list] - QStringList codecs = capture->supportedAudioCodecs(); - for(int i = 0; i < codecs.count(); i++) - codecsBox->addItem(codecs.at(i)); -//! [codec-list] - - qualityBox->addItem("Low"); - qualityBox->addItem("Medium"); - qualityBox->addItem("High"); - - connect(capture, SIGNAL(durationChanged(qint64)), this, SLOT(updateProgress(qint64))); - connect(capture, SIGNAL(stateChanged(QMediaRecorder::State)), this, SLOT(stateChanged(QMediaRecorder::State))); - - layout->addWidget(deviceLabel,0,0,Qt::AlignHCenter); - connect(deviceBox,SIGNAL(activated(int)),SLOT(deviceChanged(int))); - layout->addWidget(deviceBox,0,1,1,3,Qt::AlignLeft); - - layout->addWidget(codecLabel,1,0,Qt::AlignHCenter); - connect(codecsBox,SIGNAL(activated(int)),SLOT(codecChanged(int))); - layout->addWidget(codecsBox,1,1,Qt::AlignLeft); - - layout->addWidget(qualityLabel,1,2,Qt::AlignHCenter); - connect(qualityBox,SIGNAL(activated(int)),SLOT(qualityChanged(int))); - layout->addWidget(qualityBox,1,3,Qt::AlignLeft); - - fileButton = new QPushButton(this); - fileButton->setText(tr("Output File")); - connect(fileButton,SIGNAL(clicked()),SLOT(selectOutputFile())); - layout->addWidget(fileButton,3,0,Qt::AlignHCenter); - - button = new QPushButton(this); - button->setText(tr("Record")); - connect(button,SIGNAL(clicked()),SLOT(toggleRecord())); - layout->addWidget(button,3,3,Qt::AlignHCenter); - - recTime = new QLabel; - recTime->setText("0 sec"); - layout->addWidget(recTime,4,0,Qt::AlignHCenter); - - window->setLayout(layout); - setCentralWidget(window); - window->show(); - - active = false; -} - -AudioRecorder::~AudioRecorder() -{ - delete capture; - delete audiosource; -} - -void AudioRecorder::updateProgress(qint64 pos) -{ - currentTime = pos; - if(currentTime == 0) currentTime = 1; - QString text = QString("%1 secs").arg(currentTime/1000); - recTime->setText(text); -} - -void AudioRecorder::stateChanged(QMediaRecorder::State state) -{ - qWarning()<<"stateChanged() "<<state; -} - -void AudioRecorder::deviceChanged(int idx) -{ -//! [get-device] - for(int i = 0; i < audiosource->deviceCount(); i++) { - if(deviceBox->itemText(idx).compare(audiosource->name(i)) == 0) - audiosource->setSelectedDevice(i); - } -//! [get-device] -} - -void AudioRecorder::codecChanged(int idx) -{ - Q_UNUSED(idx); - //capture->setAudioCodec(codecsBox->itemText(idx)); -} - -void AudioRecorder::qualityChanged(int idx) -{ - Q_UNUSED(idx); - /* - if(capture->audioCodec().compare("audio/pcm") == 0) { - if(qualityBox->itemText(idx).compare("Low") == 0) { - // 8000Hz mono is 8kbps - capture->setAudioBitrate(8); - } else if(qualityBox->itemText(idx).compare("Medium") == 0) { - // 22050Hz mono is 44.1kbps - capture->setAudioBitrate(44); - } else if(qualityBox->itemText(idx).compare("High") == 0) { - // 44100Hz mono is 88.2kbps - capture->setAudioBitrate(88); - } - } - */ -} - -//! [toggle-record] -void AudioRecorder::toggleRecord() -{ - if(!active) { - recTime->setText("0 sec"); - currentTime = 0; - capture->record(); - - button->setText(tr("Stop")); - active = true; - } else { - capture->stop(); - button->setText(tr("Record")); - active = false; - } -} -//! [toggle-record] - -void AudioRecorder::selectOutputFile() -{ - QStringList fileNames; - - QFileDialog dialog(this); - - dialog.setFileMode(QFileDialog::AnyFile); - if (dialog.exec()) - fileNames = dialog.selectedFiles(); - - if(fileNames.size() > 0) - capture->setOutputLocation(QUrl(fileNames.first())); -} diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/camera.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/camera.cpp deleted file mode 100644 index 757533be8..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/camera.cpp +++ /dev/null @@ -1,201 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -/* Camera snippets */ - -#include "qcamera.h" -#include "qcameraviewfinder.h" -#include "qmediarecorder.h" -#include "qcameraimagecapture.h" -#include "qcameraimageprocessing.h" -#include "qabstractvideosurface.h" - -/* Globals so that everything is consistent. */ -QCamera *camera = 0; -QCameraViewfinder *viewfinder = 0; -QMediaRecorder *recorder = 0; -QCameraImageCapture *imageCapture = 0; - -void overview_viewfinder() -{ - //! [Camera overview viewfinder] - camera = new QCamera; - viewfinder = new QCameraViewfinder; - camera->setViewfinder(viewfinder); - viewfinder->show(); - - camera->start(); // to start the viewfinder - //! [Camera overview viewfinder] -} - -// -.- -class MyVideoSurface : public QAbstractVideoSurface -{ - QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType) const - { - Q_UNUSED(handleType); - return QList<QVideoFrame::PixelFormat>(); - } - bool present(const QVideoFrame &frame) - { - Q_UNUSED(frame); - return true; - } -}; - -void overview_surface() -{ - MyVideoSurface *mySurface; - //! [Camera overview surface] - camera = new QCamera; - mySurface = new MyVideoSurface; - camera->setViewfinder(mySurface); - - camera->start(); - // MyVideoSurface::present(..) will be called with viewfinder frames - //! [Camera overview surface] -} - -void overview_still() -{ - //! [Camera overview capture] - imageCapture = new QCameraImageCapture(camera); - - camera->setCaptureMode(QCamera::CaptureStillImage); - camera->start(); // Viewfinder frames start flowing - - //on half pressed shutter button - camera->searchAndLock(); - - //on shutter button pressed - imageCapture->capture(); - - //on shutter button released - camera->unlock(); - //! [Camera overview capture] -} - -void overview_movie() -{ - //! [Camera overview movie] - camera = new QCamera; - recorder = new QMediaRecorder(camera); - - camera->setCaptureMode(QCamera::CaptureVideo); - camera->start(); - - //on shutter button pressed - recorder->record(); - - // sometime later, or on another press - recorder->stop(); - //! [Camera overview movie] -} - -void camera_blah() -{ - //! [Camera] - camera = new QCamera; - - viewfinder = new QCameraViewfinder(); - viewfinder->show(); - - camera->setViewfinder(viewfinder); - - imageCapture = new QCameraImageCapture(camera); - - camera->setCaptureMode(QCamera::CaptureStillImage); - camera->start(); - //! [Camera] - - //! [Camera keys] - //on half pressed shutter button - camera->searchAndLock(); - - //on shutter button pressed - imageCapture->capture(); - - //on shutter button released - camera->unlock(); - //! [Camera keys] -} - -void cameraimageprocessing() -{ - //! [Camera image whitebalance] - camera = new QCamera; - QCameraImageProcessing *imageProcessing = camera->imageProcessing(); - - if (imageProcessing->isAvailable()) { - imageProcessing->setWhiteBalanceMode(QCameraImageProcessing::WhiteBalanceFluorescent); - } - //! [Camera image whitebalance] - - //! [Camera image denoising] - imageProcessing->setDenoisingLevel(-0.3); //reduce the amount of denoising applied - //! [Camera image denoising] -} - -void camerafocus() -{ - //! [Camera custom zoom] - QCameraFocus *focus = camera->focus(); - focus->setFocusPointMode(QCameraFocus::FocusPointCustom); - focus->setCustomFocusPoint(QPointF(0.25f, 0.75f)); // A point near the bottom left, 25% away from the corner, near that shiny vase - //! [Camera custom zoom] - - //! [Camera combined zoom] - focus->zoomTo(3.0, 4.0); // Super zoom! - //! [Camera combined zoom] - - //! [Camera focus zones] - focus->setFocusPointMode(QCameraFocus::FocusPointAuto); - QList<QCameraFocusZone> zones = focus->focusZones(); - foreach (QCameraFocusZone zone, zones) { - if (zone.status() == QCameraFocusZone::Focused) { - // Draw a green box at zone.area() - } else if (zone.status() == QCameraFocusZone::Selected) { - // This area is selected for autofocusing, but is not in focus - // Draw a yellow box at zone.area() - } - } - //! [Camera focus zones] -} diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/media.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/media.cpp deleted file mode 100644 index 300ad392b..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/media.cpp +++ /dev/null @@ -1,315 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -/* Media related snippets */ -#include <QFile> -#include <QTimer> - -#include "qmediaplaylist.h" -#include "qmediarecorder.h" -#include "qmediaservice.h" -#include "qmediaplayercontrol.h" -#include "qmediaplayer.h" -#include "qradiotuner.h" -#include "qradiodata.h" -#include "qvideowidget.h" -#include "qcameraimagecapture.h" -#include "qcamera.h" -#include "qcameraviewfinder.h" -#include "qaudioprobe.h" -#include "qaudiorecorder.h" -#include "qvideoprobe.h" - -class MediaExample : public QObject { - Q_OBJECT - - void MediaControl(); - void MediaPlayer(); - void RadioTuna(); - void MediaRecorder(); - void AudioRecorder(); - void EncoderSettings(); - void ImageEncoderSettings(); - void AudioProbe(); - void VideoProbe(); - -private: - // Common naming - QMediaService *mediaService; - QVideoWidget *videoWidget; - QWidget *widget; - QMediaPlayer *player; - QMediaPlaylist *playlist; - QMediaContent video; - QMediaRecorder *recorder; - QCamera *camera; - QCameraViewfinder *viewfinder; - QCameraImageCapture *imageCapture; - QString fileName; - QRadioTuner *radio; - QRadioData *radioData; - QAudioRecorder *audioRecorder; - QAudioProbe *audioProbe; - QVideoProbe *videoProbe; - - QMediaContent image1; - QMediaContent image2; - QMediaContent image3; - - static const int yourRadioStationFrequency = 11; -}; - -void MediaExample::MediaControl() -{ - { - //! [Request control] - QMediaPlayerControl *control = qobject_cast<QMediaPlayerControl *>( - mediaService->requestControl("org.qt-project.qt.mediaplayercontrol/5.0")); - //! [Request control] - Q_UNUSED(control); - } - - { - //! [Request control templated] - QMediaPlayerControl *control = mediaService->requestControl<QMediaPlayerControl *>(); - //! [Request control templated] - Q_UNUSED(control); - } -} - - -void MediaExample::EncoderSettings() -{ - //! [Audio encoder settings] - QAudioEncoderSettings audioSettings; - audioSettings.setCodec("audio/mpeg"); - audioSettings.setChannelCount(2); - - recorder->setAudioSettings(audioSettings); - //! [Audio encoder settings] - - //! [Video encoder settings] - QVideoEncoderSettings videoSettings; - videoSettings.setCodec("video/mpeg2"); - videoSettings.setResolution(640, 480); - - recorder->setVideoSettings(videoSettings); - //! [Video encoder settings] -} - -void MediaExample::ImageEncoderSettings() -{ - //! [Image encoder settings] - QImageEncoderSettings imageSettings; - imageSettings.setCodec("image/jpeg"); - imageSettings.setResolution(1600, 1200); - - imageCapture->setEncodingSettings(imageSettings); - //! [Image encoder settings] -} - -void MediaExample::MediaPlayer() -{ - //! [Player] - player = new QMediaPlayer; - connect(player, SIGNAL(positionChanged(qint64)), this, SLOT(positionChanged(qint64))); - player->setMedia(QUrl::fromLocalFile("/Users/me/Music/coolsong.mp3")); - player->setVolume(50); - player->play(); - //! [Player] - - //! [Local playback] - player = new QMediaPlayer; - // ... - player->setMedia(QUrl::fromLocalFile("/Users/me/Music/coolsong.mp3")); - player->setVolume(50); - player->play(); - //! [Local playback] - - //! [Audio playlist] - player = new QMediaPlayer; - - playlist = new QMediaPlaylist(player); - playlist->addMedia(QUrl("http://example.com/myfile1.mp3")); - playlist->addMedia(QUrl("http://example.com/myfile2.mp3")); - // ... - playlist->setCurrentIndex(1); - player->play(); - //! [Audio playlist] - - //! [Movie playlist] - playlist = new QMediaPlaylist; - playlist->addMedia(QUrl("http://example.com/movie1.mp4")); - playlist->addMedia(QUrl("http://example.com/movie2.mp4")); - playlist->addMedia(QUrl("http://example.com/movie3.mp4")); - playlist->setCurrentIndex(1); - - player = new QMediaPlayer; - player->setPlaylist(playlist); - - videoWidget = new QVideoWidget; - player->setVideoOutput(videoWidget); - videoWidget->show(); - - player->play(); - //! [Movie playlist] -} - -void MediaExample::MediaRecorder() -{ - //! [Media recorder] - recorder = new QMediaRecorder(camera); - - QAudioEncoderSettings audioSettings; - audioSettings.setCodec("audio/amr"); - audioSettings.setQuality(QMultimedia::HighQuality); - - recorder->setAudioSettings(audioSettings); - - recorder->setOutputLocation(QUrl::fromLocalFile(fileName)); - recorder->record(); - //! [Media recorder] -} - -void MediaExample::AudioRecorder() -{ - //! [Audio recorder] - audioRecorder = new QAudioRecorder; - - QAudioEncoderSettings audioSettings; - audioSettings.setCodec("audio/amr"); - audioSettings.setQuality(QMultimedia::HighQuality); - - audioRecorder->setEncodingSettings(audioSettings); - - audioRecorder->setOutputLocation(QUrl::fromLocalFile("test.amr")); - audioRecorder->record(); - //! [Audio recorder] - - //! [Audio recorder inputs] - QStringList inputs = audioRecorder->audioInputs(); - QString selectedInput = audioRecorder->defaultAudioInput(); - - foreach (QString input, inputs) { - QString description = audioRecorder->audioInputDescription(input); - // show descriptions to user and allow selection - selectedInput = input; - } - - audioRecorder->setAudioInput(selectedInput); - //! [Audio recorder inputs] -} - -void MediaExample::RadioTuna() -{ - //! [Radio tuner] - radio = new QRadioTuner; - connect(radio, SIGNAL(frequencyChanged(int)), this, SLOT(freqChanged(int))); - if (radio->isBandSupported(QRadioTuner::FM)) { - radio->setBand(QRadioTuner::FM); - radio->setFrequency(yourRadioStationFrequency); - radio->setVolume(100); - radio->start(); - } - //! [Radio tuner] - - //! [Radio data setup] - radio = new QRadioTuner; - radioData = radio->radioData(); - //! [Radio data setup] -} - -void MediaExample::AudioProbe() -{ - //! [Audio probe] - audioRecorder = new QAudioRecorder; - - QAudioEncoderSettings audioSettings; - audioSettings.setCodec("audio/amr"); - audioSettings.setQuality(QMultimedia::HighQuality); - - audioRecorder->setEncodingSettings(audioSettings); - - audioRecorder->setOutputLocation(QUrl::fromLocalFile("test.amr")); - - audioProbe = new QAudioProbe(this); - if (audioProbe->setSource(audioRecorder)) { - // Probing succeeded, audioProbe->isValid() should be true. - connect(audioProbe, SIGNAL(audioBufferProbed(QAudioBuffer)), - this, SLOT(calculateLevel(QAudioBuffer))); - } - - audioRecorder->record(); - // Now audio buffers being recorded should be signaled - // by the probe, so we can do things like calculating the - // audio power level, or performing a frequency transform - //! [Audio probe] -} - -void MediaExample::VideoProbe() -{ - //! [Video probe] - camera = new QCamera; - viewfinder = new QCameraViewfinder(); - camera->setViewfinder(viewfinder); - - camera->setCaptureMode(QCamera::CaptureVideo); - - videoProbe = new QVideoProbe(this); - - if (videoProbe->setSource(camera)) { - // Probing succeeded, videoProbe->isValid() should be true. - connect(videoProbe, SIGNAL(videoFrameProbed(QVideoFrame)), - this, SLOT(detectBarcodes(QVideoFrame))); - } - - camera->start(); - // Viewfinder frames should now also be emitted by - // the video probe, even in still image capture mode. - // Another alternative is to install the probe on a - // QMediaRecorder connected to the camera to get the - // recorded frames, if they are different from the - // viewfinder frames. - - //! [Video probe] -} - - diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/multimedia-snippets.pro b/src/multimedia/doc/src/snippets/multimedia-snippets/multimedia-snippets.pro deleted file mode 100644 index 9571b026e..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/multimedia-snippets.pro +++ /dev/null @@ -1,24 +0,0 @@ -# Doc snippets - compiled for truthiness - -TEMPLATE = lib -TARGET = qtmmksnippets - -INCLUDEPATH += ../../../../src/global \ - ../../../../src/multimedia \ - ../../../../src/multimedia/audio \ - ../../../../src/multimedia/video \ - ../../../../src/multimedia/camera - -CONFIG += console - -QT += multimedia multimediawidgets widgets multimedia-private - -SOURCES += \ - audio.cpp \ - video.cpp \ - camera.cpp \ - media.cpp \ - qsound.cpp - -OTHER_FILES += \ - soundeffect.qml diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/qsound.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/qsound.cpp deleted file mode 100644 index 1f7dad79f..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/qsound.cpp +++ /dev/null @@ -1,85 +0,0 @@ - /**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names -** of its contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qobject.h" -#include "qsound.h" -#include "qsoundeffect.h" - -void qsoundsnippet() { - //! [0] - QSound::play("mysounds/bells.wav"); - //! [0] - - - //! [1] - QSound bells("mysounds/bells.wav"); - bells.play(); - //! [1] -} - -void qsoundeffectsnippet() { - //! [2] - QSoundEffect effect; - effect.setSource(QUrl::fromLocalFile("engine.wav")); - effect.setLoopCount(QSoundEffect::Infinite); - effect.setVolume(0.25f); - effect.play(); - //! [2] -} - -QObject *clickSource; - -class MyGame : public QObject { - Q_OBJECT -public: - //! [3] - MyGame() - : m_explosion(this) - { - m_explosion.setSource(QUrl::fromLocalFile("explosion.wav")); - m_explosion.setVolume(0.25f); - - // Set up click handling etc. - connect(clickSource, SIGNAL(clicked()), &m_explosion, SLOT(play())); - } -private: - QSoundEffect m_explosion; - //! [3] -}; diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/soundeffect.qml b/src/multimedia/doc/src/snippets/multimedia-snippets/soundeffect.qml deleted file mode 100644 index 9b173a46b..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/soundeffect.qml +++ /dev/null @@ -1,63 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -//! [complete snippet] -import QtQuick 2.0 -import QtMultimedia 5.0 - -Text { - text: "Click Me!"; - font.pointSize: 24; - width: 150; height: 50; - - //! [play sound on click] - SoundEffect { - id: playSound - source: "soundeffect.wav" - } - MouseArea { - id: playArea - anchors.fill: parent - onPressed: { playSound.play() } - } - //! [play sound on click] -} -//! [complete snippet] diff --git a/src/multimedia/doc/src/snippets/multimedia-snippets/video.cpp b/src/multimedia/doc/src/snippets/multimedia-snippets/video.cpp deleted file mode 100644 index 37dca0851..000000000 --- a/src/multimedia/doc/src/snippets/multimedia-snippets/video.cpp +++ /dev/null @@ -1,193 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -/* Video related snippets */ -#include "qvideorenderercontrol.h" -#include "qmediaservice.h" -#include "qmediaplayer.h" -#include "qabstractvideosurface.h" -#include "qvideowidgetcontrol.h" -#include "qvideowindowcontrol.h" -#include "qgraphicsvideoitem.h" -#include "qmediaplaylist.h" -#include "qvideosurfaceformat.h" - -#include <QFormLayout> -#include <QGraphicsView> - -//! [Derived Surface] -class MyVideoSurface : public QAbstractVideoSurface -{ - QList<QVideoFrame::PixelFormat> supportedPixelFormats( - QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const - { - Q_UNUSED(handleType); - - // Return the formats you will support - return QList<QVideoFrame::PixelFormat>() << QVideoFrame::Format_RGB565; - } - - bool present(const QVideoFrame &frame) - { - Q_UNUSED(frame); - // Handle the frame and do your processing - - return true; - } -}; -//! [Derived Surface] - -//! [Video producer] -class MyVideoProducer : public QObject -{ - Q_OBJECT - Q_PROPERTY(QAbstractVideoSurface *videoSurface WRITE setVideoSurface) - -public: - void setVideoSurface(QAbstractVideoSurface *surface) - { - m_surface = surface; - m_surface->start(m_format); - } - - // ... - -public slots: - void onNewVideoContentReceived(const QVideoFrame &frame) - { - if (m_surface) - m_surface->present(frame); - } - -private: - QAbstractVideoSurface *m_surface; - QVideoSurfaceFormat m_format; -}; - -//! [Video producer] - - -class VideoExample : public QObject { - Q_OBJECT -public: - void VideoGraphicsItem(); - void VideoRendererControl(); - void VideoWidget(); - void VideoWindowControl(); - void VideoWidgetControl(); - -private: - // Common naming - QMediaService *mediaService; - QMediaPlaylist *playlist; - QVideoWidget *videoWidget; - QWidget *widget; - QFormLayout *layout; - QAbstractVideoSurface *myVideoSurface; - QMediaPlayer *player; - QMediaContent video; - QGraphicsView *graphicsView; -}; - -void VideoExample::VideoRendererControl() -{ - //! [Video renderer control] - QVideoRendererControl *rendererControl = mediaService->requestControl<QVideoRendererControl *>(); - rendererControl->setSurface(myVideoSurface); - //! [Video renderer control] -} - -void VideoExample::VideoWidget() -{ - //! [Video widget] - player = new QMediaPlayer; - - playlist = new QMediaPlaylist(player); - playlist->addMedia(QUrl("http://example.com/myclip1.mp4")); - playlist->addMedia(QUrl("http://example.com/myclip2.mp4")); - - videoWidget = new QVideoWidget; - player->setVideoOutput(videoWidget); - - videoWidget->show(); - playlist->setCurrentIndex(1); - player->play(); - //! [Video widget] - - player->stop(); - - //! [Setting surface in player] - player->setVideoOutput(myVideoSurface); - //! [Setting surface in player] -} - -void VideoExample::VideoWidgetControl() -{ - //! [Video widget control] - QVideoWidgetControl *widgetControl = mediaService->requestControl<QVideoWidgetControl *>(); - layout->addWidget(widgetControl->videoWidget()); - //! [Video widget control] -} - -void VideoExample::VideoWindowControl() -{ - //! [Video window control] - QVideoWindowControl *windowControl = mediaService->requestControl<QVideoWindowControl *>(); - windowControl->setWinId(widget->winId()); - windowControl->setDisplayRect(widget->rect()); - windowControl->setAspectRatioMode(Qt::KeepAspectRatio); - //! [Video window control] -} - -void VideoExample::VideoGraphicsItem() -{ - //! [Video graphics item] - player = new QMediaPlayer(this); - - QGraphicsVideoItem *item = new QGraphicsVideoItem; - player->setVideoOutput(item); - graphicsView->scene()->addItem(item); - graphicsView->show(); - - player->setMedia(QUrl("http://example.com/myclip4.ogv")); - player->play(); - //! [Video graphics item] -} diff --git a/src/multimedia/doc/src/snippets/snippets.pro b/src/multimedia/doc/src/snippets/snippets.pro deleted file mode 100644 index 31a3a0992..000000000 --- a/src/multimedia/doc/src/snippets/snippets.pro +++ /dev/null @@ -1,3 +0,0 @@ -TEMPLATE = subdirs - -SUBDIRS += multimedia-snippets |