1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 18package android.filterpacks.base; 19 20import android.filterfw.core.Filter; 21import android.filterfw.core.FilterContext; 22import android.filterfw.core.Frame; 23import android.filterfw.core.FrameFormat; 24import android.filterfw.core.GenerateFieldPort; 25import android.filterfw.core.GLFrame; 26import android.filterfw.core.MutableFrameFormat; 27import android.filterfw.format.ImageFormat; 28 29import java.util.Set; 30 31/** 32 * @hide 33 */ 34public class GLTextureTarget extends Filter { 35 36 @GenerateFieldPort(name = "texId") 37 private int mTexId; 38 39 public GLTextureTarget(String name) { 40 super(name); 41 } 42 43 @Override 44 public void setupPorts() { 45 addMaskedInputPort("frame", ImageFormat.create(ImageFormat.COLORSPACE_RGBA)); 46 } 47 48 @Override 49 public void process(FilterContext context) { 50 // Get input frame 51 Frame input = pullInput("frame"); 52 53 FrameFormat format = ImageFormat.create(input.getFormat().getWidth(), 54 input.getFormat().getHeight(), 55 ImageFormat.COLORSPACE_RGBA, 56 FrameFormat.TARGET_GPU); 57 58 Frame frame = context.getFrameManager().newBoundFrame(format, GLFrame.EXISTING_TEXTURE_BINDING, mTexId); 59 60 // Copy to our texture frame 61 frame.setDataFromFrame(input); 62 frame.release(); 63 } 64} 65