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/******************************************************************************
QtAV: Multimedia framework based on Qt and FFmpeg
Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
* This file is part of QtAV (from 2013)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
******************************************************************************/
import QtQuick 2.0
import "utils.js" as Utils
Page {
id: root
title: qsTr("Video Codec")
height: titleHeight + detail.height + listView.height + copyMode.height + Utils.kSpacing*4
signal zeroCopyChanged(bool value)
QtObject {
id: d
property Item selectedItem
property string detail: qsTr("Takes effect on the next play")
}
Column {
anchors.fill: content
spacing: Utils.kSpacing
Text {
id: detail
text: d.detail
color: "white"
height: contentHeight + 1.6*Utils.kItemHeight
width: parent.width
font.pixelSize: Utils.kFontSize
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
}
ListView {
id: listView
contentWidth: parent.width - Utils.scaled(20)
height: Utils.kItemHeight
anchors {
//topMargin: Utils.kMargin
horizontalCenter: parent.horizontalCenter
}
onContentWidthChanged: {
anchors.leftMargin = Math.max(10, (parent.width - contentWidth)/2)
anchors.rightMargin = anchors.leftMargin
width = parent.width - 2*anchors.leftMargin
}
orientation: ListView.Horizontal
spacing: Utils.scaled(6)
focus: true
delegate: contentDelegate
model: codecMode
}
ListModel {
id: codecMode
ListElement { name: "FFmpeg"; hardware: false; zcopy: false; description: "FFmpeg/Libav" }
}
Component {
id: contentDelegate
DelegateItem {
id: delegateItem
text: name
//width: Utils.kItemWidth
height: Utils.kItemHeight
color: "#aa000000"
selectedColor: "#aa0000cc"
border.color: "white"
onClicked: {
if (d.selectedItem == delegateItem)
return
if (d.selectedItem)
d.selectedItem.state = "baseState"
d.selectedItem = delegateItem
}
onStateChanged: {
if (state != "selected")
return
d.detail = description + " " + (hardware ? qsTr("hardware decoding") : qsTr("software decoding"))
if (name === "FFmpeg")
{
copyMode.visible = false
} else {
copyMode.visible = zcopy
d.detail += "\n" + qsTr("Zero Copy support") + ":" + zcopy
}
PlayerConfig.decoderPriorityNames = [ name ]
}
}
}
Button {
id: copyMode
text: qsTr("Zero copy")
checked: PlayerConfig.zeroCopy
checkable: true
width: parent.width
height: Utils.kItemHeight
onCheckedChanged: PlayerConfig.zeroCopy = checked
}
}
Component.onCompleted: {
if (Qt.platform.os == "windows")
{
codecMode.append({ name: "DXVA", hardware: true, zcopy: true, description: "DirectX Video Acceleration (Windows)\nUse OpenGLES(ANGLE) + D3D to support 0-copy" })
codecMode.append({ name: "D3D11", hardware: true, zcopy: true, description: "D3D11 Video Acceleration\n0-copy is supported under OpenGLES(ANGLE)" })
codecMode.append({ name: "CUDA", hardware: true, zcopy: true, description: "NVIDIA CUDA (Windows, Linux).\nH264 10bit support."})
} else if (Qt.platform.os == "winrt" || Qt.platform.os == "winphone") {
codecMode.append({ name: "D3D11", hardware: true, zcopy: true, description: "D3D11 Video Acceleration" })
} else if (Qt.platform.os == "osx") {
codecMode.append({ name: "VDA", hardware: true, zcopy: true, description: "VDA (OSX)" })
codecMode.append({ name: "VideoToolbox", hardware: true, zcopy: true, description: "VideoToolbox (OSX)" })
} else if (Qt.platform.os == "ios") {
codecMode.append({ name: "VideoToolbox", hardware: true, zcopy: true, description: "VideoToolbox (iOS)" })
} else if(Qt.platform.os == "android") {
codecMode.append({ name: "MediaCodec", hardware: true, zcopy: false, description: "Android 5.0 MediaCodec (H.264)" })
} else if (Qt.platform.os == "linux") {
codecMode.append({ name: "VAAPI", hardware: true, zcopy: true, description: "VA-API (Linux) " })
codecMode.append({ name: "CUDA", hardware: true, zcopy: true, description: "NVIDIA CUDA (Windows, Linux)"})
}
for (var i = 0; i < codecMode.count; ++i)
{
if (codecMode.get(i).name === PlayerConfig.decoderPriorityNames[0]) {
listView.currentIndex = i;
d.selectedItem = listView.currentItem
listView.currentItem.state = "selected"
break
}
}
}
}
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