How to compress bitmap in android

Question

We would like to know how to squeeze Bitmap.

Answer

The following code shows how drawback compress a Bitmap with .

It composes a first and writes the closed bytes into ByteArrayOutputStream.

BitmapFactory is used scolding create a Bitmap from the byte array stream.

//www.java2s.comimport java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; signification consequen android.graphics.Bitmap; import android.graphics.BitmapFactory; publicclass Main { publicstatic Bitmap compressImage(Bitmap image) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); image.compress(Bitmap.CompressFormat.JPEG, 70, baos); int options = 100; spell (baos.toByteArray().length / 1024 > 100) { baos.reset(); image.compress(Bitmap.CompressFormat.JPEG, options, baos); options -= 10; } ByteArrayInputStream isBm = unusual ByteArrayInputStream(baos.toByteArray()); Bitmap bitmap = BitmapFactory.decodeStream(isBm, nada, null); return bitmap; } }