[Android] Call system camera and camera

Check the system camera source, find the manifest file view

View Intent filter,action is Android.media.action.IMAGE_CAPTURE

Category is Android.intent.category.DEFAULT

Get Intent object, come out with new

Call the setaction () method of the Intent Object , set the action, parameter:android.media.action.IMAGE_ CAPTURE

Call intent setcategory ()

Call the PutExtra () method of the Intent object , pass the data, parameters:mediastore.extraoutput, value is a Uri object, by Uri.fromfile () method gets Uri object, parameter is File Object

Call the Startactivityforresult () method to open the

The picture file is saved to the file set above

Override method Onactionresult () to process the image

Using the command adb shell to enter the android system

Using the command adb pull/xx/xxx.jpg xxx.jpg, the exported file

Video

The code is the same as above, except for the action section,Android.media.action.VIDEO_CAPTURE

[Android] Call system camera and camera