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.base; 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.core.GLFrame; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.format.ImageFormat; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class GLTextureSource extends Filter { 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "texId") 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mTexId; 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "width") 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mWidth; 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "height") 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mHeight; 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "repeatFrame", hasDefault = true) 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private boolean mRepeatFrame = false; 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /* This timestamp will be used for all output frames from this source. They 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * represent nanoseconds, and should be positive and monotonically 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * increasing. Set to Frame.TIMESTAMP_UNKNOWN if timestamps are not 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * meaningful for these textures. 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "timestamp", hasDefault = true) 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private long mTimestamp = Frame.TIMESTAMP_UNKNOWN; 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Frame mFrame; 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public GLTextureSource(String name) { 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setupPorts() { 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addOutputPort("frame", ImageFormat.create(ImageFormat.COLORSPACE_RGBA, 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat.TARGET_GPU)); 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void fieldPortValueUpdated(String name, FilterContext context) { 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Release frame, so that it is recreated during the next process call 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mFrame != null) { 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFrame.release(); 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFrame = null; 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void process(FilterContext context) { 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Generate frame if not generated already 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mFrame == null) { 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat outputFormat = ImageFormat.create(mWidth, mHeight, 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ImageFormat.COLORSPACE_RGBA, 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat.TARGET_GPU); 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFrame = context.getFrameManager().newBoundFrame(outputFormat, 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn GLFrame.EXISTING_TEXTURE_BINDING, 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTexId); 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFrame.setTimestamp(mTimestamp); 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Push output 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn pushOutput("frame", mFrame); 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (!mRepeatFrame) { 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Close output port as we are done here 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn closeOutputPort("frame"); 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void tearDown(FilterContext context) { 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mFrame != null) { 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mFrame.release(); 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 104