EffectCameraStream.onStop
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基础库 2.19.0 开始支持本方法,低版本需做兼容处理。​
监听相机暂停事件(EffectCameraStream.stop)成功事件。可通过 EffectCameraStream.offStop 取消监听。​

语法​

EffectCameraStream.onStop(callback)

参数说明​

function callback​

回调参数​

无​

代码示例​

预期表现:​
    依次点击【打开相机】-> 【关闭相机】出现相机关闭弹窗提示。​
    打开相机后点击【释放相机资源】,再次重复上述步骤,出现相机关闭弹窗提示。​
<button type="primary" bindtap="requestEffectCamera">打开相机</button> <button type="primary" bindtap="stopEffectCamera">关闭相机</button> <button type="primary" bindtap="disposeEffectCamera">释放相机资源</button>
Page({ onShow: function (options) { this.effectCameraStream = tt.createEffectCameraStream(this); this.effectCameraStream.onError(this.onError); this.effectCameraStream.onRequest(this.onRequest); this.effectCameraStream.onPlay(this.onPlay); this.effectCameraStream.onStop(this.onStop); }, requestEffectCamera() { this.effectCameraStream.request({ orientation: "front", }); }, stopEffectCamera() { if (this.effectCameraStream) { this.effectCameraStream.stop(); } }, disposeEffectCamera() { if (this.effectCameraStream) { this.effectCameraStream.dispose(); this.effectCameraStream = null; tt.showToast({ title: "相机资源释放", }); } }, onError(error) { console.log("onError", error); const { type, errMsg } = error; tt.showModal({ title: `onError ${type}`, content: errMsg, }); }, onRequest() { console.log("相机资源申请成功"); this.effectCameraStream.play(); }, onPlay(cameraVideo) { tt.showToast({ title: "相机打开", }); console.log("相机数据", cameraVideo); }, onStop() { tt.showToast({ title: "相机关闭", }); }, });

Bug & Tip​

暂无。​