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.videosrc; 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.GenerateFinalPort; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GLEnvironment; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GLFrame; 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.MutableFrameFormat; 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.ShaderProgram; 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.format.ImageFormat; 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.geometry.Quad; 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.geometry.Point; 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.graphics.SurfaceTexture; 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.util.Log; 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class SurfaceTextureTarget extends Filter { 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private final int RENDERMODE_STRETCH = 0; 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private final int RENDERMODE_FIT = 1; 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private final int RENDERMODE_FILL_CROP = 2; 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private final int RENDERMODE_CUSTOMIZE = 3; 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /** Required. Sets the destination surfaceTexture. 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFinalPort(name = "surfaceTexture") 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private SurfaceTexture mSurfaceTexture; 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /** Required. Sets the width of the output surfaceTexture images */ 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFinalPort(name = "width") 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mScreenWidth; 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /** Required. Sets the height of the output surfaceTexture images */ 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFinalPort(name = "height") 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mScreenHeight; 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn /** Optional. Control how the incoming frames are rendered onto the 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * output. Default is FIT. 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * RENDERMODE_STRETCH: Just fill the output surfaceView. 6665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * RENDERMODE_FIT: Keep aspect ratio and fit without cropping. May 6765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * have black bars. 6865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * RENDERMODE_FILL_CROP: Keep aspect ratio and fit without black 6965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * bars. May crop. 7065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 7165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "renderMode", hasDefault = true) 7265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private String mRenderModeString; 7365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 7465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "sourceQuad", hasDefault = true) 7565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Quad mSourceQuad = new Quad(new Point(0.0f, 1.0f), 7665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(1.0f, 1.0f), 7765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(0.0f, 0.0f), 7865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(1.0f, 0.0f)); 7965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "targetQuad", hasDefault = true) 8165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Quad mTargetQuad = new Quad(new Point(0.0f, 0.0f), 8265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(1.0f, 0.0f), 8365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(0.0f, 1.0f), 8465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn new Point(1.0f, 1.0f)); 8565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mSurfaceId; 8765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 8865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private ShaderProgram mProgram; 8965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private GLFrame mScreen; 9065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private int mRenderMode = RENDERMODE_FIT; 9165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private float mAspectRatio = 1.f; 9265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private boolean mLogVerbose; 9465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private static final String TAG = "SurfaceTextureTarget"; 9565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public SurfaceTextureTarget(String name) { 9765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 9865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 9965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mLogVerbose = Log.isLoggable(TAG, Log.VERBOSE); 10065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 103b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi public synchronized void setupPorts() { 10465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Make sure we have a SurfaceView 10565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mSurfaceTexture == null) { 10665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Null SurfaceTexture passed to SurfaceTextureTarget"); 10765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 10865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 10965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Add input port - will accept anything that's 4-channel. 11065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addMaskedInputPort("frame", ImageFormat.create(ImageFormat.COLORSPACE_RGBA)); 11165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 11265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 11365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void updateRenderMode() { 114b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) Log.v(TAG, "updateRenderMode. Thread: " + Thread.currentThread()); 11565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mRenderModeString != null) { 11665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mRenderModeString.equals("stretch")) { 11765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRenderMode = RENDERMODE_STRETCH; 11865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else if (mRenderModeString.equals("fit")) { 11965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRenderMode = RENDERMODE_FIT; 12065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else if (mRenderModeString.equals("fill_crop")) { 12165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRenderMode = RENDERMODE_FILL_CROP; 12265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else if (mRenderModeString.equals("customize")) { 12365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mRenderMode = RENDERMODE_CUSTOMIZE; 12465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 12565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException("Unknown render mode '" + mRenderModeString + "'!"); 12665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 12765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 12865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn updateTargetRect(); 12965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 13065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 13165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 13265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void prepare(FilterContext context) { 133b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) Log.v(TAG, "Prepare. Thread: " + Thread.currentThread()); 13465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Create identity shader to render, and make sure to render upside-down, as textures 13565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // are stored internally bottom-to-top. 13665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram = ShaderProgram.createIdentity(context); 13765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setSourceRect(0, 1, 1, -1); 13865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setClearColor(0.0f, 0.0f, 0.0f); 13965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 14065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn updateRenderMode(); 14165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 14265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Create a frame representing the screen 14365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn MutableFrameFormat screenFormat = new MutableFrameFormat(FrameFormat.TYPE_BYTE, 14465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat.TARGET_GPU); 14565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn screenFormat.setBytesPerSample(4); 14665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn screenFormat.setDimensions(mScreenWidth, mScreenHeight); 14765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mScreen = (GLFrame)context.getFrameManager().newBoundFrame(screenFormat, 14865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn GLFrame.EXISTING_FBO_BINDING, 14965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 0); 15065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 15165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 15265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 153b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi public synchronized void open(FilterContext context) { 15465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Set up SurfaceTexture internals 15522f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi if (mSurfaceTexture == null) { 15622f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi Log.e(TAG, "SurfaceTexture is null!!"); 15722f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi throw new RuntimeException("Could not register SurfaceTexture: " + mSurfaceTexture); 15822f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi } 1592f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi mSurfaceId = context.getGLEnvironment().registerSurfaceTexture( 1602f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi mSurfaceTexture, mScreenWidth, mScreenHeight); 1612f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi if (mSurfaceId <= 0) { 1622f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi throw new RuntimeException("Could not register SurfaceTexture: " + mSurfaceTexture); 1632f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi } 16465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 16565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1662f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi 16722f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // Once the surface is unregistered, we still need the surfacetexture reference. 16822f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // That is because when the the filter graph stops and starts again, the app 16922f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // may not set the mSurfaceTexture again on the filter. In some cases, the app 17022f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // may not even know that the graph has re-started. So it is difficult to enforce 17122f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // that condition on an app using this filter. The only case where we need 17222f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // to let go of the mSurfaceTexure reference is when the app wants to shut 17322f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // down the graph on purpose, such as in the disconnect call. 1742f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi @Override 175b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi public synchronized void close(FilterContext context) { 1762f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi if (mSurfaceId > 0) { 1772f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi context.getGLEnvironment().unregisterSurfaceId(mSurfaceId); 178b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi mSurfaceId = -1; 1792f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi } 1802f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi } 1812f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi 182b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // This should be called from the client side when the surfacetexture is no longer 183b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // valid. e.g. from onPause() in the application using the filter graph. 18422f2a8728ee2000a01aa6fc6108d8478d7c0ced9Pannag Sanketi // In this case, we need to let go of our surfacetexture reference. 185b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi public synchronized void disconnect(FilterContext context) { 186b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi if (mLogVerbose) Log.v(TAG, "disconnect"); 187b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi if (mSurfaceTexture == null) { 188b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi Log.d(TAG, "SurfaceTexture is already null. Nothing to disconnect."); 189b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi return; 190b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi } 191b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi mSurfaceTexture = null; 192b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // Make sure we unregister the surface as well if a surface was registered. 193b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // There can be a situation where the surface was not registered but the 194b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // surfacetexture was valid. For example, the disconnect can be called before 195b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // the filter was opened. Hence, the surfaceId may not be a valid one here, 196b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // and need to check for its validity. 197b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi if (mSurfaceId > 0) { 198b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi context.getGLEnvironment().unregisterSurfaceId(mSurfaceId); 199b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi mSurfaceId = -1; 200b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi } 201b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi } 2022f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi 20365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 204b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi public synchronized void process(FilterContext context) { 205b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi // Surface is not registered. Nothing to render into. 206b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi if (mSurfaceId <= 0) { 207b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi return; 208b939760679caa9fdd06c862cf8218cc8f4a90ef1Pannag Sanketi } 20965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn GLEnvironment glEnv = context.getGLEnvironment(); 21065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 21165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Get input frame 21265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame input = pullInput("frame"); 21365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn boolean createdFrame = false; 21465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2152f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi float currentAspectRatio = 2162f708ce9cc7fc2e4d498bcc20a095bdf8e9c803dPannag Sanketi (float)input.getFormat().getWidth() / input.getFormat().getHeight(); 21765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (currentAspectRatio != mAspectRatio) { 218b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) { 219b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi Log.v(TAG, "Process. New aspect ratio: " + currentAspectRatio + 220b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi ", previously: " + mAspectRatio + ". Thread: " + Thread.currentThread()); 221b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi } 22265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mAspectRatio = currentAspectRatio; 22365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn updateTargetRect(); 22465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 22565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 22665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // See if we need to copy to GPU 22765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame gpuFrame = null; 22865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn int target = input.getFormat().getTarget(); 22965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (target != FrameFormat.TARGET_GPU) { 23065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn gpuFrame = context.getFrameManager().duplicateFrameToTarget(input, 23165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FrameFormat.TARGET_GPU); 23265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn createdFrame = true; 23365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 23465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn gpuFrame = input; 23565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 23665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 23765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Activate our surface 23865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn glEnv.activateSurfaceWithId(mSurfaceId); 23965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 24065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Process 24165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.process(gpuFrame, mScreen); 24265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 24365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn glEnv.setSurfaceTimestamp(input.getTimestamp()); 24465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 24565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // And swap buffers 24665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn glEnv.swapBuffers(); 24765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 24865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (createdFrame) { 24965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn gpuFrame.release(); 25065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 25165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 25265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 25365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 25465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void fieldPortValueUpdated(String name, FilterContext context) { 255b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) Log.v(TAG, "FPVU. Thread: " + Thread.currentThread()); 25665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn updateRenderMode(); 25765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 25865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 25965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 26065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void tearDown(FilterContext context) { 26165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mScreen != null) { 26265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mScreen.release(); 26365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 26465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 26565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 26665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private void updateTargetRect() { 267b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) Log.v(TAG, "updateTargetRect. Thread: " + Thread.currentThread()); 26865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mScreenWidth > 0 && mScreenHeight > 0 && mProgram != null) { 26965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn float screenAspectRatio = (float)mScreenWidth / mScreenHeight; 27065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn float relativeAspectRatio = screenAspectRatio / mAspectRatio; 271b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) { 272b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi Log.v(TAG, "UTR. screen w = " + (float)mScreenWidth + " x screen h = " + 273b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi (float)mScreenHeight + " Screen AR: " + screenAspectRatio + 274b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi ", frame AR: " + mAspectRatio + ", relative AR: " + relativeAspectRatio); 275b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi } 27665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 27765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (relativeAspectRatio == 1.0f && mRenderMode != RENDERMODE_CUSTOMIZE) { 278b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi mProgram.setTargetRect(0, 0, 1, 1); 27965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setClearsOutput(false); 28065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 28165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn switch (mRenderMode) { 28265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case RENDERMODE_STRETCH: 28365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p0.set(0f, 0.0f); 28465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p1.set(1f, 0.0f); 28565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p2.set(0f, 1.0f); 28665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p3.set(1f, 1.0f); 28765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setClearsOutput(false); 28865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 28965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case RENDERMODE_FIT: 29065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (relativeAspectRatio > 1.0f) { 29165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Screen is wider than the camera, scale down X 29265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p0.set(0.5f - 0.5f / relativeAspectRatio, 0.0f); 29365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p1.set(0.5f + 0.5f / relativeAspectRatio, 0.0f); 29465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p2.set(0.5f - 0.5f / relativeAspectRatio, 1.0f); 29565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p3.set(0.5f + 0.5f / relativeAspectRatio, 1.0f); 29665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 29765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 29865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Screen is taller than the camera, scale down Y 29965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p0.set(0.0f, 0.5f - 0.5f * relativeAspectRatio); 30065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p1.set(1.0f, 0.5f - 0.5f * relativeAspectRatio); 30165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p2.set(0.0f, 0.5f + 0.5f * relativeAspectRatio); 30265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p3.set(1.0f, 0.5f + 0.5f * relativeAspectRatio); 30365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 30465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setClearsOutput(true); 30565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 30665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case RENDERMODE_FILL_CROP: 30765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (relativeAspectRatio > 1) { 30865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Screen is wider than the camera, crop in Y 30965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p0.set(0.0f, 0.5f - 0.5f * relativeAspectRatio); 31065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p1.set(1.0f, 0.5f - 0.5f * relativeAspectRatio); 31165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p2.set(0.0f, 0.5f + 0.5f * relativeAspectRatio); 31265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p3.set(1.0f, 0.5f + 0.5f * relativeAspectRatio); 31365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 31465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Screen is taller than the camera, crop in X 31565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p0.set(0.5f - 0.5f / relativeAspectRatio, 0.0f); 31665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p1.set(0.5f + 0.5f / relativeAspectRatio, 0.0f); 31765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p2.set(0.5f - 0.5f / relativeAspectRatio, 1.0f); 31865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mTargetQuad.p3.set(0.5f + 0.5f / relativeAspectRatio, 1.0f); 31965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 32065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mProgram.setClearsOutput(true); 32165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 32265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn case RENDERMODE_CUSTOMIZE: 32365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ((ShaderProgram) mProgram).setSourceRegion(mSourceQuad); 32465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn break; 32565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 326b5af71f2b108607149032ce9817c5897b67b4032Pannag Sanketi if (mLogVerbose) Log.v(TAG, "UTR. quad: " + mTargetQuad); 32765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ((ShaderProgram) mProgram).setTargetRegion(mTargetQuad); 32865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 32965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 33065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 33165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 332