EffectCameraStream.onError

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EffectCameraStream.onError(callback)

<button type="primary" bindtap="requestEffectCamera">打开相机</button>

Page({
  onShow: function (options) {
    this.effectCameraStream = tt.createEffectCameraStream(this);
    this.effectCameraStream.onError(this.onError);
    this.effectCameraStream.onRequest(this.onRequest);
  },
  requestEffectCamera() {
    this.effectCameraStream.request({
      orientation: "front",
    });
  },
  onError(error) {
    console.log("onError", error);
    const { type, errMsg } = error;
    tt.showModal({
      title: `onError ${type}`,
      content: errMsg,
    });
  },
  onRequest() {
    tt.showModal({
      title: "相机资源申请成功",
    });
  },
});