diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/pipeline/FilteringPipeline.java')
| -rw-r--r-- | src/com/android/gallery3d/filtershow/pipeline/FilteringPipeline.java | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/src/com/android/gallery3d/filtershow/pipeline/FilteringPipeline.java b/src/com/android/gallery3d/filtershow/pipeline/FilteringPipeline.java deleted file mode 100644 index 0e9b83d7f..000000000 --- a/src/com/android/gallery3d/filtershow/pipeline/FilteringPipeline.java +++ /dev/null @@ -1,238 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.gallery3d.filtershow.pipeline; - -import android.graphics.Bitmap; -import android.os.*; -import android.os.Process; -import android.util.Log; - -import com.android.gallery3d.filtershow.filters.FiltersManager; -import com.android.gallery3d.filtershow.imageshow.MasterImage; - -public class FilteringPipeline implements Handler.Callback { - - private static volatile FilteringPipeline sPipeline = null; - private static final String LOGTAG = "FilteringPipeline"; - private boolean DEBUG = false; - - private static long HIRES_DELAY = 300; // in ms - - private volatile boolean mPipelineIsOn = false; - - private CachingPipeline mAccessoryPipeline = null; - private CachingPipeline mPreviewPipeline = null; - private CachingPipeline mHighresPreviewPipeline = null; - - private HandlerThread mHandlerThread = null; - private final static int NEW_PRESET = 0; - private final static int NEW_RENDERING_REQUEST = 1; - private final static int COMPUTE_PRESET = 2; - private final static int COMPUTE_RENDERING_REQUEST = 3; - private final static int COMPUTE_PARTIAL_RENDERING_REQUEST = 4; - private final static int COMPUTE_HIGHRES_RENDERING_REQUEST = 5; - - private volatile boolean mHasUnhandledPreviewRequest = false; - - private String getType(int value) { - if (value == COMPUTE_RENDERING_REQUEST) { - return "COMPUTE_RENDERING_REQUEST"; - } - if (value == COMPUTE_PARTIAL_RENDERING_REQUEST) { - return "COMPUTE_PARTIAL_RENDERING_REQUEST"; - } - if (value == COMPUTE_HIGHRES_RENDERING_REQUEST) { - return "COMPUTE_HIGHRES_RENDERING_REQUEST"; - } - return "UNKNOWN TYPE"; - } - - private Handler mProcessingHandler = null; - private final Handler mUIHandler = new Handler() { - @Override - public void handleMessage(Message msg) { - switch (msg.what) { - case NEW_PRESET: { - MasterImage.getImage().notifyObservers(); - if (mHasUnhandledPreviewRequest) { - updatePreviewBuffer(); - } - break; - } - case NEW_RENDERING_REQUEST: { - RenderingRequest request = (RenderingRequest) msg.obj; - request.markAvailable(); - break; - } - } - } - }; - - @Override - public boolean handleMessage(Message msg) { - if (!mPipelineIsOn) { - return false; - } - switch (msg.what) { - case COMPUTE_PRESET: { - SharedBuffer buffer = MasterImage.getImage().getPreviewBuffer(); - SharedPreset preset = MasterImage.getImage().getPreviewPreset(); - ImagePreset renderingPreset = preset.dequeuePreset(); - if (renderingPreset != null) { - mPreviewPipeline.compute(buffer, renderingPreset, COMPUTE_PRESET); - // set the preset we used in the buffer for later inspection UI-side - buffer.getProducer().setPreset(renderingPreset); - buffer.getProducer().sync(); - buffer.swapProducer(); // push back the result - Message uimsg = mUIHandler.obtainMessage(NEW_PRESET); - mUIHandler.sendMessage(uimsg); - } - break; - } - case COMPUTE_RENDERING_REQUEST: - case COMPUTE_PARTIAL_RENDERING_REQUEST: - case COMPUTE_HIGHRES_RENDERING_REQUEST: { - - if (DEBUG) { - Log.v(LOGTAG, "Compute Request: " + getType(msg.what)); - } - - RenderingRequest request = (RenderingRequest) msg.obj; - if (msg.what == COMPUTE_HIGHRES_RENDERING_REQUEST) { - mHighresPreviewPipeline.render(request); - } else { - mAccessoryPipeline.render(request); - } - if (request.getBitmap() != null) { - Message uimsg = mUIHandler.obtainMessage(NEW_RENDERING_REQUEST); - uimsg.obj = request; - mUIHandler.sendMessage(uimsg); - } - break; - } - } - return false; - } - - private FilteringPipeline() { - mHandlerThread = new HandlerThread("FilteringPipeline", - Process.THREAD_PRIORITY_FOREGROUND); - mHandlerThread.start(); - mProcessingHandler = new Handler(mHandlerThread.getLooper(), this); - mAccessoryPipeline = new CachingPipeline( - FiltersManager.getManager(), "Accessory"); - mPreviewPipeline = new CachingPipeline( - FiltersManager.getPreviewManager(), "Preview"); - mHighresPreviewPipeline = new CachingPipeline( - FiltersManager.getHighresManager(), "Highres"); - } - - public synchronized static FilteringPipeline getPipeline() { - if (sPipeline == null) { - sPipeline = new FilteringPipeline(); - } - return sPipeline; - } - - public void setOriginal(Bitmap bitmap) { - if (mPipelineIsOn) { - Log.e(LOGTAG, "setOriginal called after pipeline initialization!"); - return; - } - mAccessoryPipeline.setOriginal(bitmap); - mPreviewPipeline.setOriginal(bitmap); - mHighresPreviewPipeline.setOriginal(bitmap); - } - - public void postRenderingRequest(RenderingRequest request) { - if (!mPipelineIsOn) { - return; - } - int type = COMPUTE_RENDERING_REQUEST; - if (request.getType() == RenderingRequest.PARTIAL_RENDERING) { - type = COMPUTE_PARTIAL_RENDERING_REQUEST; - } - if (request.getType() == RenderingRequest.HIGHRES_RENDERING) { - type = COMPUTE_HIGHRES_RENDERING_REQUEST; - if (MasterImage.getImage().getOriginalBitmapHighres() == null) { - return; - } - } - Message msg = mProcessingHandler.obtainMessage(type); - msg.obj = request; - if (type == COMPUTE_PARTIAL_RENDERING_REQUEST - || type == COMPUTE_HIGHRES_RENDERING_REQUEST) { - if (mProcessingHandler.hasMessages(msg.what)) { - mProcessingHandler.removeMessages(msg.what); - } - mProcessingHandler.sendMessageDelayed(msg, HIRES_DELAY); - } else { - mProcessingHandler.sendMessage(msg); - } - } - - public void updatePreviewBuffer() { - if (!mPipelineIsOn) { - return; - } - mHasUnhandledPreviewRequest = true; - mHighresPreviewPipeline.stop(); - if (mProcessingHandler.hasMessages(COMPUTE_PRESET)) { - return; - } - if (!mPreviewPipeline.needsRepaint()) { - return; - } - if (MasterImage.getImage().getPreset() == null) { - return; - } - Message msg = mProcessingHandler.obtainMessage(COMPUTE_PRESET); - msg.obj = MasterImage.getImage().getPreset(); - mHasUnhandledPreviewRequest = false; - mProcessingHandler.sendMessageAtFrontOfQueue(msg); - } - - public void setPreviewScaleFactor(float previewScaleFactor) { - mAccessoryPipeline.setPreviewScaleFactor(previewScaleFactor); - mPreviewPipeline.setPreviewScaleFactor(previewScaleFactor); - mHighresPreviewPipeline.setPreviewScaleFactor(previewScaleFactor); - } - - public void setHighResPreviewScaleFactor(float highResPreviewScaleFactor) { - mAccessoryPipeline.setHighResPreviewScaleFactor(highResPreviewScaleFactor); - mPreviewPipeline.setHighResPreviewScaleFactor(highResPreviewScaleFactor); - mHighresPreviewPipeline.setHighResPreviewScaleFactor(highResPreviewScaleFactor); - } - - public static synchronized void reset() { - sPipeline.mAccessoryPipeline.reset(); - sPipeline.mPreviewPipeline.reset(); - sPipeline.mHighresPreviewPipeline.reset(); - sPipeline.mHandlerThread.quit(); - sPipeline = null; - } - - public void turnOnPipeline(boolean t) { - mPipelineIsOn = t; - if (mPipelineIsOn) { - assert(mPreviewPipeline.isInitialized()); - assert(mAccessoryPipeline.isInitialized()); - assert(mHighresPreviewPipeline.isInitialized()); - updatePreviewBuffer(); - } - } -} |