Shulou(Shulou.com)06/02 Report--

This article "how to use the camera component Control wx.createCameraContext in WeChat Mini Programs" is not quite understood by most people except programmers. Today, in order to make you better understand "how to use the camera component Control wx.createCameraContext in WeChat Mini Programs", the editor summarizes the following content, which has a certain reference value, the detailed steps are clear, and the details are handled properly. I hope you can gain something through this article. Now let's take a look at the details.

The basic library 1.6.0 is supported, and the lower version needs to be compatible.

Create and return a camera context cameraContext object, and the cameraContext is bound to the camera component of the page. A page can only have one camera, through which you can manipulate the corresponding component. Under the custom component, the first parameter is passed to the component instance this to manipulate the components within the component.

CameraContext

List of methods for the cameraContext object:

Description of method parameters

TakePhotoOBJECT takes photos. You can specify the quality. If you succeed, you will return the picture.

StartRecordOBJECT, start recording.

StopRecordOBJECT ends recording. If you succeed, return the cover and video.

List of OBJECT parameters for takePhoto:

Required description of parameter type

QualityString No Image quality. Values are high, normal, low. Default is normal.

SuccessFunction No API calls a successful callback function, res = {tempImagePath}

FailFunction No API calls a failed callback function

CompleteFunction No API calls the callback function that ends (both successful and failed calls will be executed)

List of OBJECT parameters for startRecord:

Required description of parameter type

SuccessFunction No API calls a successful callback function

FailFunction No API calls a failed callback function

CompleteFunction No API calls the callback function that ends (both successful and failed calls will be executed)

Recording ends when timeoutCallbackFunction exceeds 30s or page onHide, res = {tempThumbPath, tempVideoPath}

List of OBJECT parameters for stopRecord:

Required description of parameter type

SuccessFunction No API calls a successful callback function, res = {tempThumbPath, tempVideoPath}

FailFunction No API calls a failed callback function

CompleteFunction No API calls the callback function that ends (both successful and failed calls will be executed)

What does Mini Program mean? Mini Program is an application that can be used without download and installation. It can be used immediately by scanning a QR code or searching it. It is easy to operate and easy to spread. It can achieve seven major functions, such as message notification, offline code scanning, official account association, and so on. It is based on Wechat, similar to APP. You can use it whenever you want. After using it, you will leave without taking up memory.

Thank you for your reading. I hope you have a certain understanding of the key issue of "how to use the camera assembly control wx.createCameraContext in WeChat Mini Programs". The specific use situation still needs to be understood by everyone through hands-on experiments. Try it quickly. If you want to read more articles on related knowledge points, welcome to follow the industry information channel!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.