const listener = context.onCameraFrame()的时候报如下错，导致listener没跑进去

(in promise) MiniProgramError

{"errMsg":"start:fail onCameraFrame is not supported on your device"}

基础版本：2.21.0，微信版本：8.0.16，手机型号：iPhone 12 pro，系统版本：iOS 15.0.2

wx.initFaceDetect({
      success: res => {
        console.log(res)
        const context = wx.createCameraContext()
        const listener = context.onCameraFrame((frame) => { //这里直接报错
          console.log(frame.data instanceof ArrayBuffer, frame.width, frame.height) //没有到这一步
          wx.faceDetect({
            frameBuffer: frame.data,
            width: frame.width,
            height: frame.height,
            enablePoint: true,
            enableConf: true,
            enableAngle: true,
            enableMultiFace: true,
            success: (faceData) => {
              console.log(faceData)
              let face = faceData.faceInfo[0]
              if (faceData.x == -1 || faceData.y == -1) {
                this.tipsText = '检测不到人脸'
              }
              if (faceData.faceInfo.length > 1) {
                this.tipsText = '请保证只有一人做认证'
              } else {
                if (face.angleArray.pitch >= 0.1 || face.angleArray.roll >= 0.1 || face.angleArray.yaw >= 0.1) {
                  this.tipsText = '请平视摄像头'
                } else if (face.confArray.global <= 0.8 || face.confArray.leftEye <= 0.8 || face.confArray.mouth <= 0.8 || face.confArray.nose <= 0.8 || face.confArray.rightEye <= 0.8) {
                  this.tipsText = '请勿遮挡五官'
                } else {
                  this.tipsText = '人脸认证成功'

                  // 这里可以写自己的逻辑了
                }
              }
            },
            fail: (err) => {
              console.log(err)
              if (err.x == -1 || err.y == -1) {
                this.tipsText = '检测不到人脸'
              } else {
                this.tipsText = '网络错误，请退出页面重试'
              }
            }
          })
        })
        listener.start()
      },
      fail: res => {
        console.log(res)
      }
    })