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 Rennpackage android.media.effect; 1865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Filter; 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FilterGraph; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GraphRunner; 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.SyncRunner; 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.media.effect.FilterEffect; 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.media.effect.EffectContext; 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.io.GraphIOException; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.io.GraphReader; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.io.TextGraphReader; 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Effect subclass for effects based on a single Filter. Subclasses need only invoke the 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * constructor with the correct arguments to obtain an Effect implementation. 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class FilterGraphEffect extends FilterEffect { 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private static final String TAG = "FilterGraphEffect"; 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected String mInputName; 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected String mOutputName; 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected GraphRunner mRunner; 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected FilterGraph mGraph; 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn protected Class mSchedulerClass; 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /** 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Constructs a new FilterGraphEffect. 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @param name The name of this effect (used to create it in the EffectFactory). 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @param graphString The graph string to create the graph. 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @param inputName The name of the input GLTextureSource filter. 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @param outputName The name of the output GLTextureSource filter. 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FilterGraphEffect(EffectContext context, 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String name, 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String graphString, 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String inputName, 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String outputName, 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Class scheduler) { 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(context, name); 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mInputName = inputName; 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mOutputName = outputName; 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mSchedulerClass = scheduler; 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn createGraph(graphString); 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private void createGraph(String graphString) { 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn GraphReader reader = new TextGraphReader(); 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn try { 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mGraph = reader.readGraphString(graphString); 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } catch (GraphIOException e) { 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Could not setup effect", e); 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mGraph == null) { 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Could not setup effect"); 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRunner = new SyncRunner(getFilterContext(), mGraph, mSchedulerClass); 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void apply(int inputTexId, int width, int height, int outputTexId) { 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn beginGLEffect(); 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Filter src = mGraph.getFilter(mInputName); 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (src != null) { 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn src.setInputValue("texId", inputTexId); 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn src.setInputValue("width", width); 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn src.setInputValue("height", height); 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Internal error applying effect"); 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Filter dest = mGraph.getFilter(mOutputName); 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (dest != null) { 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn dest.setInputValue("texId", outputTexId); 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Internal error applying effect"); 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn try { 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRunner.run(); 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } catch (RuntimeException e) { 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Internal error applying effect: ", e); 10365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn endGLEffect(); 10565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 10865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setParameter(String parameterKey, Object value) { 10965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 11265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void release() { 11365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mGraph.tearDown(getFilterContext()); 11465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mGraph = null; 11565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 117