165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/* 265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Copyright (C) 2011 The Android Open Source Project 365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Licensed under the Apache License, Version 2.0 (the "License"); 565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * you may not use this file except in compliance with the License. 665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * You may obtain a copy of the License at 765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * http://www.apache.org/licenses/LICENSE-2.0 965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 1065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Unless required by applicable law or agreed to in writing, software 1165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * distributed under the License is distributed on an "AS IS" BASIS, 1265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * See the License for the specific language governing permissions and 1465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * limitations under the License. 1565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 1665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpackage android.filterpacks.imageproc; 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Filter; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FilterContext; 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Frame; 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FrameFormat; 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GenerateFieldPort; 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.format.ImageFormat; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.graphics.Bitmap; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class BitmapSource extends Filter { 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "target") 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String mTargetString; 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "bitmap") 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Bitmap mBitmap; 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "recycleBitmap", hasDefault = true) 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private boolean mRecycleBitmap = true; 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "repeatFrame", hasDefault = true) 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn boolean mRepeatFrame = false; 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mTarget; 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Frame mImageFrame; 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public BitmapSource(String name) { 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setupPorts() { 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Setup output format 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat outputFormat = ImageFormat.create(ImageFormat.COLORSPACE_RGBA, 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat.TARGET_UNSPECIFIED); 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Add output port 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addOutputPort("image", outputFormat); 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void loadImage(FilterContext filterContext) { 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Create frame with bitmap 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTarget = FrameFormat.readTargetString(mTargetString); 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat outputFormat = ImageFormat.create(mBitmap.getWidth(), 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mBitmap.getHeight(), 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ImageFormat.COLORSPACE_RGBA, 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTarget); 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame = filterContext.getFrameManager().newFrame(outputFormat); 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame.setBitmap(mBitmap); 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame.setTimestamp(Frame.TIMESTAMP_UNKNOWN); 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Free up space used by bitmap 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mRecycleBitmap) { 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mBitmap.recycle(); 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mBitmap = null; 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void fieldPortValueUpdated(String name, FilterContext context) { 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Clear image (to trigger reload) in case parameters have been changed 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (name.equals("bitmap") || name.equals("target")) { 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mImageFrame != null) { 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame.release(); 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame = null; 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void process(FilterContext context) { 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mImageFrame == null) { 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn loadImage(context); 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn pushOutput("image", mImageFrame); 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (!mRepeatFrame) { 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn closeOutputPort("image"); 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 10665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void tearDown(FilterContext env) { 10765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mImageFrame != null) { 10865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame.release(); 10965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mImageFrame = null; 11065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 113