import java.nio.ByteBuffer; import android.graphics.Bitmap; // Create a ByteBuffer object containing pixel data ByteBuffer buffer = ByteBuffer.allocate(width * height * 4); // 4 bytes per pixel // Fill the buffer with pixel data... // Create a new Bitmap object with the specified width and height Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); // Copy the pixel data from the buffer to the bitmap bitmap.copyPixelsFromBuffer(buffer);
import java.nio.ByteBuffer; import android.graphics.Bitmap; // Load an image into a ByteBuffer object (e.g. from a file) // Create a new Bitmap object from the image file Bitmap bitmap = BitmapFactory.decodeFile(imageFile.getAbsolutePath()); // Create a new ByteBuffer object to hold the pixel data ByteBuffer buffer = ByteBuffer.allocate(bitmap.getWidth() * bitmap.getHeight() * 4); // 4 bytes per pixel // Copy the pixel data from the Bitmap object to the ByteBuffer object bitmap.copyPixelsToBuffer(buffer); // Manipulate the pixel data in the buffer (e.g. apply a filter) // Copy the modified pixel data from the ByteBuffer object back to the Bitmap object bitmap.copyPixelsFromBuffer(buffer);Package Library: The Bitmap copyPixelsFromBuffer function is part of the Android Graphics library, which is included in the Android SDK (Software Development Kit). The package is android.graphics.