PHP camera call case: secrets for making dynamic photo collections

PHP Camera Call Case: The Secret to Making a Dynamic Photo Collection

Camera call is one of the common functions in modern web applications. By calling the camera, we can realize real-time interactive functions such as taking photos and recording videos. In this article, we will introduce how to use PHP to call the camera and apply it to the case of making a dynamic photo collection.

1. Get camera permission

Before using the camera, we first need to obtain the user's camera permission. This can be achieved using thegetUserMediamethod of HTML5. The following is a simple sample code:

     
  开始摄像头    

By clicking theStart Camerabutton, we can obtain the user's camera permissions and display the camera footage on the page.

2. Photography function

After obtaining the camera permission, we can add the photography function. The following is a sample code for using Canvas to take photos:

     
  开始摄像头  拍照    

By clicking thePhotographybutton, the page will draw the current camera image onto the Canvas and generate a download link, which the user can click Link to download photos.

3. Dynamic photo album

Based on the above, we can dynamically display the photos taken on the page to create a dynamic photo album. The following is a simple implementation example:

     
  开始摄像头  拍照 
   

By clicking thePhotographybutton, the page will dynamically add the photos taken in the photo collection and provide a deletion function.

Through the above example, we can see how to use PHP to call the camera to realize the functions of taking pictures and dynamic photo collections. I hope this article will help you understand and use camera calls.

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