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#HOW TO CROP A VIDEO ANDROID ANDROID#

Setting an image for crop boundaries (if user pans out or rotates the image making empty space appear within the crop frame, the image will be moved or/and scaled back to fit the crop boundaries automatically leaving no empty spaces)Ģ.3. CropImageView extends TransformImageView.Ģ.2. This layer does not know about crop or about touch gestures.Ģ.

Transform (translate, scale and rotate) the matrix applied to the current image.

In other words, the library includes an Activity which, in turn, includes a Crop view and some additional widgets.Ĭonsidering the set of features I planned to build, I decided to divide the view logic into three layers.

creating a ready-to-use crop Activity, and making it possible to use the underlying Crop view on its own.

preventing an image from leaving an empty space inside the crop bounds.

scaling, translating, and rotating images using gestures.

I started the project by defining a set of features.

#HOW TO CROP A VIDEO ANDROID ANDROID#

Hopefully after reading this article cropping images on Android will become easier than ever!

Now it's time, to dig into some of the technical details of developing uCrop. In our previous article, we've made an overview of our library and told what incentivized us to create uCrop. As of September 14, 2020, there were more than 11 billion uCrop downloads and more than 14 thousand of apps using uCrop. Since its creation, the tool has received much attention from the GitHub community and has reached a leading position in the GitHub trending repositories list. uCrop is a convenient tool for cropping photos that you can use for your project. Some time ago we created an open-source image cropping library for Android.