diff options
author | Ling Hu <ling.hu@nokia.com> | 2012-01-18 17:17:54 +1000 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-02-06 05:35:28 +0100 |
commit | 809bbc35c67f085e91db9202795cccab0a5ae548 (patch) | |
tree | 2449887bd384208bd4e354a95156909444ef93c7 /examples | |
parent | 262f397e3ed6a10ee99518535cdc3ee20ee52688 (diff) | |
download | qtmultimedia-809bbc35c67f085e91db9202795cccab0a5ae548.tar.gz |
Add AudioEngine with new implementation
Change-Id: I5eebe662ecbce9814ed3e763db56df9be737d11f
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Diffstat (limited to 'examples')
-rw-r--r-- | examples/audioengine/audioengine.pro | 7 | ||||
-rw-r--r-- | examples/audioengine/qml/audioengine.qml | 193 | ||||
-rw-r--r-- | examples/audioengine/qml/audioengine.qmlproject | 16 | ||||
-rw-r--r-- | examples/audioengine/qml/content/MyAudioEngine.qml | 131 | ||||
-rw-r--r-- | examples/examples.pro | 1 |
5 files changed, 348 insertions, 0 deletions
diff --git a/examples/audioengine/audioengine.pro b/examples/audioengine/audioengine.pro new file mode 100644 index 000000000..d054115c6 --- /dev/null +++ b/examples/audioengine/audioengine.pro @@ -0,0 +1,7 @@ +TEMPLATE = subdirs + +# These examples contain no C++ and can simply be copied +SUBDIRS = +sources.files = qml/* +sources.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/declarative/audioengine +INSTALLS += sources diff --git a/examples/audioengine/qml/audioengine.qml b/examples/audioengine/qml/audioengine.qml new file mode 100644 index 000000000..7b1980a66 --- /dev/null +++ b/examples/audioengine/qml/audioengine.qml @@ -0,0 +1,193 @@ +/**************************************************************************** + ** + ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). + ** Contact: http://www.qt-project.org/ + ** + ** This file is part of the examples 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 Nokia Corporation 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." + ** + ** $QT_END_LICENSE$ + ** + ****************************************************************************/ + +import QtAudioEngine 1.0 +import QtQuick 2.0 +import "content" + +Rectangle { + color:"white" + id: root + width: 300 + height: 500 + property int radius : 100 + property real twoPi : Math.PI + Math.PI + + MyAudioEngine { + id:audioEngine + listener.position : Qt.vector3d(observer.x, observer.y, 0); + } + + Item { + id: circle + x: root.width / 2 + y: root.height / 2 + property real percent: 0 + SequentialAnimation on percent { + id: circleAnim1 + loops: Animation.Infinite + running: true + NumberAnimation { + duration: 8000 + from: 0 + to: 1 + } + + } + } + + Item { + id: holder + x: circle.x - Math.sin(circle.percent * root.twoPi) * root.radius - 50 + y: circle.y + Math.cos(circle.percent * root.twoPi) * root.radius + 50 + } + + Rectangle { + color:"green" + id: observer + width: 16 + height: 16 + x: circle.x - width / 2 + y: circle.y - height / 2 + } + Rectangle { + color:"red" + id: starship + width: 32 + height: 32 + x: holder.x - width / 2 + y: holder.y - height / 2 + } + MouseArea { + anchors.fill: parent + onClicked: { + audioEngine.sounds["effects"].play(Qt.vector3d(holder.x, holder.y, 0)); + } + } + + SoundInstance { + id: shipSound + engine:audioEngine + sound:"shipengine" + position: Qt.vector3d(holder.x, holder.y, 0) + direction: { + var a = (starship.rotation / 360) * root.twoPi; + return Qt.vector3d(Math.sin(a), -Math.cos(a), 0); + } + velocity: { + var speed = root.twoPi * root.radius / 4; + return shipSound.direction * speed; + } + + Component.onCompleted: shipSound.play() + } + + //Category Volume Control + Rectangle { + property variant volumeCtrl: audioEngine.categories["sfx"]; + id: volumeBar + x: 10 + y: 10 + width: 280 + height: 22 + color: "darkgray" + Rectangle { + id: volumeTracker + x: 0 + y: 0 + width: volumeBar.volumeCtrl.volume * parent.width; + height: parent.height + color: "lightgreen" + } + Text { + text: " volume:" + volumeBar.volumeCtrl.volume * 100 +"%"; + font.pointSize: 16; + font.italic: true; + color: "black" + anchors.fill: parent + } + + MouseArea { + anchors.fill: parent + property bool m:false + onPressed: { + m = true; + updateVolume(mouse); + } + onReleased: { + m = false; + } + + onPositionChanged: { + if (m) { + updateVolume(mouse); + } + } + function updateVolume(mouse) { + volumeBar.volumeCtrl.volume = Math.min(1, Math.max(0, mouse.x / (volumeBar.width - 1))); + } + } + } + + //Information display + Item { + x:10 + y:32 + Text { + text: " [live instances] = " + audioEngine.liveInstances; + font.pointSize: 14; + font.italic: true; + color: "black" + anchors.fill: parent + } + } + + Item { + x:10 + y:60 + Text { + text: " [loading]=" + (audioEngine.loading ? "true" : "false"); + font.pointSize: 16; + font.italic: true; + color: "black" + anchors.fill: parent + } + } +} diff --git a/examples/audioengine/qml/audioengine.qmlproject b/examples/audioengine/qml/audioengine.qmlproject new file mode 100644 index 000000000..15b002b1a --- /dev/null +++ b/examples/audioengine/qml/audioengine.qmlproject @@ -0,0 +1,16 @@ +import QmlProject 1.1 + +Project { + mainFile: "audioengine.qml" + + /* Include .qml, .js, and image files from current directory and subdirectories */ + QmlFiles { + directory: "." + } + JavaScriptFiles { + directory: "." + } + ImageFiles { + directory: "." + } +} diff --git a/examples/audioengine/qml/content/MyAudioEngine.qml b/examples/audioengine/qml/content/MyAudioEngine.qml new file mode 100644 index 000000000..219485fa5 --- /dev/null +++ b/examples/audioengine/qml/content/MyAudioEngine.qml @@ -0,0 +1,131 @@ +/**************************************************************************** + ** + ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). + ** Contact: http://www.qt-project.org/ + ** + ** This file is part of the examples 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 Nokia Corporation 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." + ** + ** $QT_END_LICENSE$ + ** + ****************************************************************************/ + +import QtAudioEngine 1.0 +import QtQuick 2.0 + +AudioEngine { + + AudioCategory { + name:"sfx" + volume: 1 + } + + AudioCategory { + name:"music" + volume: 1 + } + + + AttenuationModelInverse { + name:"default" + start: 20 + end: 1000 + rolloff: 1 + } + + AttenuationModelLinear { + name:"shipengine" + start: 20 + end: 180 + } + + AudioSample { + name:"fire" + source: "fire-03-loop.wav" + preloaded:true + } + + AudioSample { + name:"explosion" + source: "explosion-02.wav" + } + AudioSample { + name:"lava" + source: "lava-bubbling-01.wav" + } + AudioSample { + name:"water" + source: "running-water-01.wav" + } + Sound { + name:"shipengine" + attenuationModel:"shipengine" + category:"sfx" + PlayVariation { + looping:true + sample:"fire" + maxGain:0.9 + minGain:0.8 + } + } + + Sound { + name:"effects" + category:"sfx" + PlayVariation { + sample:"lava" + maxGain:1.5 + minGain:1.2 + maxPitch:2.0 + minPitch:0.5 + } + PlayVariation { + sample:"explosion" + maxGain:1.1 + minGain:0.7 + maxPitch:1.5 + minPitch:0.5 + } + PlayVariation { + sample:"water" + maxGain:1.5 + minGain:1.2 + } + } + + dopplerFactor: 1 + speedOfSound: 343.33 + + listener.up:"0,0,1" + listener.position:"0,0,0" + listener.velocity:"0,0,0" + listener.direction:"0,1,0" +} diff --git a/examples/examples.pro b/examples/examples.pro index 3f2aaca97..164200f58 100644 --- a/examples/examples.pro +++ b/examples/examples.pro @@ -24,3 +24,4 @@ TEMPLATE = subdirs QT += widgets } +contains(config_test_openal, yes): SUBDIRS += audioengine |