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.filterfw.core; 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.util.Map.Entry; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class FilterFunction { 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Filter mFilter; 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private FilterContext mFilterContext; 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private boolean mFilterIsSetup = false; 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private FrameHolderPort[] mResultHolders; 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private class FrameHolderPort extends StreamPort { 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FrameHolderPort() { 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(null, "holder"); 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FilterFunction(FilterContext context, Filter filter) { 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilterContext = context; 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter = filter; 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public Frame execute(KeyValueMap inputMap) { 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn int filterOutCount = mFilter.getNumberOfOutputs(); 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Sanity checks 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (filterOutCount > 1) { 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Calling execute on filter " + mFilter + " with multiple " 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn + "outputs! Use executeMulti() instead!"); 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Setup filter 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (!mFilterIsSetup) { 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn connectFilterOutputs(); 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilterIsSetup = true; 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Make sure GL environment is active 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn boolean didActivateGLEnv = false; 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn GLEnvironment glEnv = mFilterContext.getGLEnvironment(); 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (glEnv != null && !glEnv.isActive()) { 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn glEnv.activate(); 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn didActivateGLEnv = true; 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Setup the inputs 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn for (Entry<String, Object> entry : inputMap.entrySet()) { 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (entry.getValue() instanceof Frame) { 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.pushInputFrame(entry.getKey(), (Frame)entry.getValue()); 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.pushInputValue(entry.getKey(), entry.getValue()); 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Process the filter 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mFilter.getStatus() != Filter.STATUS_PROCESSING) { 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.openOutputs(); 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.performProcess(mFilterContext); 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Create result handle 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame result = null; 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (filterOutCount == 1 && mResultHolders[0].hasFrame()) { 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn result = mResultHolders[0].pullFrame(); 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Deactivate GL environment if activated 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (didActivateGLEnv) { 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn glEnv.deactivate(); 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return result; 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public Frame executeWithArgList(Object... inputs) { 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return execute(KeyValueMap.fromKeyValues(inputs)); 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void close() { 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.performClose(mFilterContext); 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FilterContext getContext() { 10565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return mFilterContext; 10665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public Filter getFilter() { 10965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return mFilter; 11065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setInputFrame(String input, Frame frame) { 11365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.setInputFrame(input, frame); 11465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setInputValue(String input, Object value) { 11765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.setInputValue(input, value); 11865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 12065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void tearDown() { 12165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter.performTearDown(mFilterContext); 12265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFilter = null; 12365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 12465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 12565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 12665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public String toString() { 12765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return mFilter.getName(); 12865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 12965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 13065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private void connectFilterOutputs() { 13165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn int i = 0; 13265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mResultHolders = new FrameHolderPort[mFilter.getNumberOfOutputs()]; 13365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn for (OutputPort outputPort : mFilter.getOutputPorts()) { 13465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mResultHolders[i] = new FrameHolderPort(); 13565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn outputPort.connectTo(mResultHolders[i]); 13665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ++i; 13765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 140