diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/cache/CachingPipeline.java')
| -rw-r--r-- | src/com/android/gallery3d/filtershow/cache/CachingPipeline.java | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/cache/CachingPipeline.java b/src/com/android/gallery3d/filtershow/cache/CachingPipeline.java new file mode 100644 index 000000000..9d4da0214 --- /dev/null +++ b/src/com/android/gallery3d/filtershow/cache/CachingPipeline.java @@ -0,0 +1,247 @@ +/* + * 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.cache; + +import android.graphics.Bitmap; +import android.support.v8.renderscript.Allocation; +import android.support.v8.renderscript.RenderScript; +import android.util.Log; +import com.android.gallery3d.filtershow.filters.FiltersManager; +import com.android.gallery3d.filtershow.filters.ImageFilterRS; +import com.android.gallery3d.filtershow.imageshow.GeometryMetadata; +import com.android.gallery3d.filtershow.imageshow.MasterImage; +import com.android.gallery3d.filtershow.presets.ImagePreset; + +public class CachingPipeline { + private static final String LOGTAG = "CachingPipeline"; + private boolean DEBUG = false; + + private FiltersManager mFiltersManager = null; + private volatile Bitmap mOriginalBitmap = null; + private volatile Bitmap mResizedOriginalBitmap = null; + + private volatile Allocation mOriginalAllocation = null; + private volatile Allocation mFiltersOnlyOriginalAllocation = null; + + private volatile GeometryMetadata mPreviousGeometry = null; + private volatile float mPreviewScaleFactor = 1.0f; + + public CachingPipeline(FiltersManager filtersManager) { + mFiltersManager = filtersManager; + } + + public synchronized void reset() { + mOriginalBitmap = null; // just a reference to the bitmap in ImageLoader + if (mResizedOriginalBitmap != null) { + mResizedOriginalBitmap.recycle(); + mResizedOriginalBitmap = null; + } + if (mOriginalAllocation != null) { + mOriginalAllocation.destroy(); + mOriginalAllocation = null; + } + if (mFiltersOnlyOriginalAllocation != null) { + mFiltersOnlyOriginalAllocation.destroy(); + mFiltersOnlyOriginalAllocation = null; + } + mPreviousGeometry = null; + mPreviewScaleFactor = 1.0f; + } + + private String getType(RenderingRequest request) { + if (request.getType() == RenderingRequest.ICON_RENDERING) { + return "ICON_RENDERING"; + } + if (request.getType() == RenderingRequest.FILTERS_RENDERING) { + return "FILTERS_RENDERING"; + } + if (request.getType() == RenderingRequest.FULL_RENDERING) { + return "FULL_RENDERING"; + } + if (request.getType() == RenderingRequest.GEOMETRY_RENDERING) { + return "GEOMETRY_RENDERING"; + } + if (request.getType() == RenderingRequest.PARTIAL_RENDERING) { + return "PARTIAL_RENDERING"; + } + return "UNKNOWN TYPE!"; + } + + private void setPresetParameters(ImagePreset preset) { + preset.setScaleFactor(mPreviewScaleFactor); + preset.setQuality(ImagePreset.QUALITY_PREVIEW); + preset.setupEnvironment(mFiltersManager); + } + + public void setOriginal(Bitmap bitmap) { + mOriginalBitmap = bitmap; + Log.v(LOGTAG,"setOriginal, size " + bitmap.getWidth() + " x " + bitmap.getHeight()); + ImagePreset preset = MasterImage.getImage().getPreset(); + preset.setupEnvironment(mFiltersManager); + updateOriginalAllocation(preset); + } + + private synchronized boolean updateOriginalAllocation(ImagePreset preset) { + Bitmap originalBitmap = mOriginalBitmap; + + if (originalBitmap == null) { + return false; + } + + GeometryMetadata geometry = preset.getGeometry(); + if (mPreviousGeometry != null && geometry.equals(mPreviousGeometry)) { + return false; + } + + if (DEBUG) { + Log.v(LOGTAG, "geometry has changed"); + } + + RenderScript RS = ImageFilterRS.getRenderScriptContext(); + + Allocation filtersOnlyOriginalAllocation = mFiltersOnlyOriginalAllocation; + mFiltersOnlyOriginalAllocation = Allocation.createFromBitmap(RS, originalBitmap, + Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT); + if (filtersOnlyOriginalAllocation != null) { + filtersOnlyOriginalAllocation.destroy(); + } + + Allocation originalAllocation = mOriginalAllocation; + mResizedOriginalBitmap = preset.applyGeometry(originalBitmap); + mOriginalAllocation = Allocation.createFromBitmap(RS, mResizedOriginalBitmap, + Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT); + if (originalAllocation != null) { + originalAllocation.destroy(); + } + + mPreviousGeometry = new GeometryMetadata(geometry); + return true; + } + + public synchronized void render(RenderingRequest request) { + if ((request.getType() != RenderingRequest.PARTIAL_RENDERING + && request.getBitmap() == null) + || request.getImagePreset() == null) { + return; + } + + if (DEBUG) { + Log.v(LOGTAG, "render image of type " + getType(request)); + } + + Bitmap bitmap = request.getBitmap(); + ImagePreset preset = request.getImagePreset(); + setPresetParameters(preset); + mFiltersManager.freeFilterResources(preset); + + if (request.getType() == RenderingRequest.PARTIAL_RENDERING) { + ImageLoader loader = MasterImage.getImage().getImageLoader(); + if (loader == null) { + Log.w(LOGTAG, "loader not yet setup, cannot handle: " + getType(request)); + return; + } + bitmap = loader.getScaleOneImageForPreset(null, preset, + request.getBounds(), request.getDestination(), false); + if (bitmap == null) { + Log.w(LOGTAG, "could not get bitmap for: " + getType(request)); + return; + } + } + + if (request.getType() == RenderingRequest.FULL_RENDERING + || request.getType() == RenderingRequest.GEOMETRY_RENDERING + || request.getType() == RenderingRequest.FILTERS_RENDERING) { + updateOriginalAllocation(preset); + } + + if (DEBUG) { + Log.v(LOGTAG, "after update, req bitmap (" + bitmap.getWidth() + "x" + bitmap.getHeight() + +" ? resizeOriginal (" + mResizedOriginalBitmap.getWidth() + "x" + + mResizedOriginalBitmap.getHeight()); + } + + if (request.getType() == RenderingRequest.FULL_RENDERING + || request.getType() == RenderingRequest.GEOMETRY_RENDERING) { + mOriginalAllocation.copyTo(bitmap); + } else if (request.getType() == RenderingRequest.FILTERS_RENDERING) { + mFiltersOnlyOriginalAllocation.copyTo(bitmap); + } + + if (request.getType() == RenderingRequest.FULL_RENDERING + || request.getType() == RenderingRequest.FILTERS_RENDERING + || request.getType() == RenderingRequest.ICON_RENDERING + || request.getType() == RenderingRequest.PARTIAL_RENDERING) { + Bitmap bmp = preset.apply(bitmap); + request.setBitmap(bmp); + mFiltersManager.freeFilterResources(preset); + } + + } + + public synchronized void compute(TripleBufferBitmap buffer, ImagePreset preset, int type) { + if (DEBUG) { + Log.v(LOGTAG, "compute preset " + preset); + preset.showFilters(); + } + + String thread = Thread.currentThread().getName(); + long time = System.currentTimeMillis(); + setPresetParameters(preset); + mFiltersManager.freeFilterResources(preset); + + Bitmap resizedOriginalBitmap = mResizedOriginalBitmap; + if (updateOriginalAllocation(preset)) { + resizedOriginalBitmap = mResizedOriginalBitmap; + buffer.updateBitmaps(resizedOriginalBitmap); + } + Bitmap bitmap = buffer.getProducer(); + long time2 = System.currentTimeMillis(); + + if (bitmap == null || (bitmap.getWidth() != resizedOriginalBitmap.getWidth()) + || (bitmap.getHeight() != resizedOriginalBitmap.getHeight())) { + buffer.updateBitmaps(resizedOriginalBitmap); + bitmap = buffer.getProducer(); + } + mOriginalAllocation.copyTo(bitmap); + + bitmap = preset.apply(bitmap); + + mFiltersManager.freeFilterResources(preset); + + time = System.currentTimeMillis() - time; + time2 = System.currentTimeMillis() - time2; + if (DEBUG) { + Log.v(LOGTAG, "Applying type " + type + " filters to bitmap " + + bitmap + " (" + bitmap.getWidth() + " x " + bitmap.getHeight() + + ") took " + time + " ms, " + time2 + " ms for the filter, on thread " + thread); + } + } + + public boolean needsRepaint() { + TripleBufferBitmap buffer = MasterImage.getImage().getDoubleBuffer(); + return buffer.checkRepaintNeeded(); + } + + + public void setPreviewScaleFactor(float previewScaleFactor) { + mPreviewScaleFactor = previewScaleFactor; + } + + public synchronized boolean isInitialized() { + return mOriginalBitmap != null; + } +} |