wx.chooseVideo({
    sourceType: tempSourceType,
    compressed: true,
    maxDuration: 15,
    success: (res) => {
	console.log('选取视频', res);
	if (res.duration > 15) {
		wx.showToast({
			title: '视频时长不可超过15秒',
			icon: 'none',
			duration: 3000
		})
		return false;
	}
	let tempFilePath = res.tempFilePath;
        this.upload(tempFilePath, 'video');
	},
	fail: (err) => {
	console.log('选取视频失败', err);
	logger.error('选取视频失败', err);
    }
});

客户视频：