AnimationImage load online webp image error

import QtQuick 2.9
import QtQuick.Window 2.2

Window {
    visible: true
    width: 640
    height: 480
    title: qsTr("Hello World")

    Column {
        anchors.centerIn: parent
        // error
        AnimatedImage {
            source: "https://p.upyun.com/demo/webp/webp/animated-gif-0.webp"
            Text {
                text: qsTr("AnimatedImage online webp animation image")
                color: "red"
            }
        }

        // ok
        Image {
            source: "https://p.upyun.com/demo/webp/webp/animated-gif-0.webp"
            Text {
                text: qsTr("Image webp online animation image")
                color: "red"
            }
        }

        // ok
        AnimatedImage {
            source: "qrc:/image/animated-gif-0.webp"
            Text {
                text: qsTr("AnimatedImage webp local animation image")
                color: "red"
            }
        }
    }
}