BitmapRegionDecoderCompat (BRDCompat) is the 'compat' version of the official BitmapRegionDecoder API.
WizarDroid is a lightweight Android library that addresses a feature that Android is surprisingly missing, Wizards. It is built on top of Android's ViewPager
to enable slide animation and touch functionality.
This is a simple Gallery View Demo project. Which help you to learn, how to create Own Gallery App like android Gallery for android 2.2 to higher.