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.KeyValueMap; 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.NativeProgram; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.NativeFrame; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Program; 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.ShaderProgram; 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.format.ImageFormat; 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.lang.reflect.Field; 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.util.HashSet; 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.util.Set; 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic abstract class ImageCombineFilter extends Filter { 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected Program mProgram; 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected String[] mInputNames; 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected String mOutputName; 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected String mParameterName; 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected int mCurrentTarget = FrameFormat.TARGET_UNSPECIFIED; 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public ImageCombineFilter(String name, 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String[] inputNames, 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String outputName, 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String parameterName) { 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mInputNames = inputNames; 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mOutputName = outputName; 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mParameterName = parameterName; 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setupPorts() { 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mParameterName != null) { 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn try { 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Field programField = ImageCombineFilter.class.getDeclaredField("mProgram"); 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addProgramPort(mParameterName, mParameterName, programField, float.class, false); 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } catch (NoSuchFieldException e) { 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Internal Error: mProgram field not found!"); 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn for (String inputName : mInputNames) { 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addMaskedInputPort(inputName, ImageFormat.create(ImageFormat.COLORSPACE_RGBA)); 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addOutputBasedOnInput(mOutputName, mInputNames[0]); 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FrameFormat getOutputFormat(String portName, FrameFormat inputFormat) { 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return inputFormat; 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private void assertAllInputTargetsMatch() { 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn int target = getInputFormat(mInputNames[0]).getTarget(); 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn for (String inputName : mInputNames) { 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (target != getInputFormat(inputName).getTarget()) { 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Type mismatch of input formats in filter " + this 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn + ". All input frames must have the same target!"); 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void process(FilterContext context) { 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Pull input frames 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn int i = 0; 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame[] inputs = new Frame[mInputNames.length]; 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn for (String inputName : mInputNames) { 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn inputs[i++] = pullInput(inputName); 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Create output frame 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame output = context.getFrameManager().newFrame(inputs[0].getFormat()); 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Make sure we have a program 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn updateProgramWithTarget(inputs[0].getFormat().getTarget(), context); 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Process 10365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.process(inputs, output); 10465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Push output 10665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn pushOutput(mOutputName, output); 10765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Release pushed frame 10965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn output.release(); 11065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected void updateProgramWithTarget(int target, FilterContext context) { 11365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (target != mCurrentTarget) { 11465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn switch (target) { 11565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case FrameFormat.TARGET_NATIVE: 11665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram = getNativeProgram(context); 11765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 11865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case FrameFormat.TARGET_GPU: 12065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram = getShaderProgram(context); 12165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 12265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 12365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn default: 12465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram = null; 12565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 12665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 12765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mProgram == null) { 12865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Could not create a program for image filter " 12965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn + this + "!"); 13065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn initProgramInputs(mProgram, context); 13265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mCurrentTarget = target; 13365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 13665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected abstract Program getNativeProgram(FilterContext context); 13765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 13865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected abstract Program getShaderProgram(FilterContext context); 13965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 140