HarmonyOS 鸿蒙Next video 控件无法播放网络视频

HarmonyOS 鸿蒙Next video 控件无法播放网络视频

https://media.w3.org/2010/05/sintel/trailer.mp4

video 控件无法播放网络视频

视频下载放在 resources/base/media 文件夹中却可以播放  

网络权限已添加

```json
{
  "requestPermissions": [
    {
      "name": "ohos.permission.INTERNET",
      "usedScene": {
        "when": "always"
      }
    }
  ]
}

代码如下

[@Entry](/user/Entry)
[@Component](/user/Component)
struct VideoCreateComponent {
  [@State](/user/State) videoSrc: string = "http://vfx.mtime.cn/Video/2017/03/31/mp4/170331093811717750.mp4"
  [@State](/user/State) previewUri: Resource = $r('app.media.butterfly1')
  [@State](/user/State) curRate: PlaybackSpeed = PlaybackSpeed.Speed_Forward_1_00_X
  [@State](/user/State) isAutoPlay: boolean = true
  [@State](/user/State) showControls: boolean = true
  controller: VideoController = new VideoController()

  build() {
    Column() {
      Video({
        src: this.videoSrc,
        previewUri: this.previewUri,
        currentProgressRate: this.curRate,
        controller: this.controller
      }).width('100%').height(600)
        .autoPlay(this.isAutoPlay)
        .controls(this.showControls)
        .onStart(() => {
          Log.debug('onStart')
          this.videoSrc = 'https://media.w3.org/2010/05/sintel/trailer.mp4'
        })
        .onPause(() => {
          Log.debug('onPause')
        })
        .onFinish(() => {
          Log.debug('onFinish')
        })
        .onError(() => {
          Log.error('onError')
        })
        .onPrepared((e) => {
          Log.debug('onPrepared is ' + e.duration)
        })
        .onSeeking((e) => {
          Log.debug('onSeeking is ' + e.time)
        })
        .onSeeked((e) => {
          Log.debug('onSeeked is ' + e.time)
        })
        .onUpdate((e) => {
          Log.debug('onUpdate is ' + e.time)
        })

      Row() {
        Button('src').onClick(() => {
          this.videoSrc = "https://media.w3.org/2010/05/sintel/trailer.mp4" // 切换视频源
        }).margin(5)
        Button('previewUri').onClick(() => {
          this.previewUri = $r('app.media.butterfly2') // 切换视频预览海报
        }).margin(5)
        Button('controls').onClick(() => {
          this.showControls = !this.showControls // 切换是否显示视频控制栏
        }).margin(5)
      }

      Row() {
        Button('start').onClick(() => {
          this.controller.start() // 开始播放
        }).margin(5)
        Button('pause').onClick(() => {
          this.controller.pause() // 暂停播放
        }).margin(5)
        Button('stop').onClick(() => {
          this.controller.stop() // 结束播放
        }).margin(5)
        Button('setTime').onClick(() => {
          this.controller.setCurrentTime(10, SeekMode.Accurate) // 精准跳转到视频的10s位置
        }).margin(5)
      }

      Row() {
        Button('rate 0.75').onClick(() => {
          this.curRate = PlaybackSpeed.Speed_Forward_0_75_X // 0.75倍速播放
        }).margin(5)
        Button('rate 1').onClick(() => {
          this.curRate = PlaybackSpeed.Speed_Forward_1_00_X // 原倍速播放
        }).margin(5)
        Button('rate 2').onClick(() => {
          this.curRate = PlaybackSpeed.Speed_Forward_2_00_X // 2倍速播放
        }).margin(5)
      }
    }
  }
}