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.format.ImageFormat; 27 28/** 29 * @hide 30 */ 31public class GLTextureTarget extends Filter { 32 33 @GenerateFieldPort(name = "texId") 34 private int mTexId; 35 36 public GLTextureTarget(String name) { 37 super(name); 38 } 39 40 @Override 41 public void setupPorts() { 42 addMaskedInputPort("frame", ImageFormat.create(ImageFormat.COLORSPACE_RGBA)); 43 } 44 45 @Override 46 public void process(FilterContext context) { 47 // Get input frame 48 Frame input = pullInput("frame"); 49 50 FrameFormat format = ImageFormat.create(input.getFormat().getWidth(), 51 input.getFormat().getHeight(), 52 ImageFormat.COLORSPACE_RGBA, 53 FrameFormat.TARGET_GPU); 54 55 Frame frame = context.getFrameManager().newBoundFrame(format, GLFrame.EXISTING_TEXTURE_BINDING, mTexId); 56 57 // Copy to our texture frame 58 frame.setDataFromFrame(input); 59 frame.release(); 60 } 61} 62