I need to crop an Image in irregular shape my app, i.e., I select a portion by finger and if I click crop button, the selected portion alone in the Image will be saved in SDCard.
How to achieve it?
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I need to crop an Image in irregular shape my app, i.e., I select a portion by finger and if I click crop button, the selected portion alone in the Image will be saved in SDCard.
How to achieve it?
You have to define a Path for the Shape you want to be cut out.
Then create a rectangle around it an set everything between your shape an the rectangle to transparent (Alpha Channel)
This source here should give you some hints:
https://github.com/lvillani/android-cropimage/blob/develop/src/com/android/camera/CropImage.java
Take a look at the onSaveClicked method, line 209