From 96749c13218aa1b783709dc82a4e16657ce9753f Mon Sep 17 00:00:00 2001 From: Michael Jurka Date: Wed, 11 Dec 2013 15:41:28 +0100 Subject: Revert "Revert "Move wallpaper picker code to a separate directory"" This reverts commit 39de459a8621abfc91382ce7b4cdd37d09aaac12. --- src/com/android/photos/BitmapRegionTileSource.java | 524 ------------- .../photos/views/BlockingGLTextureView.java | 438 ----------- .../android/photos/views/TiledImageRenderer.java | 825 --------------------- src/com/android/photos/views/TiledImageView.java | 386 ---------- 4 files changed, 2173 deletions(-) delete mode 100644 src/com/android/photos/BitmapRegionTileSource.java delete mode 100644 src/com/android/photos/views/BlockingGLTextureView.java delete mode 100644 src/com/android/photos/views/TiledImageRenderer.java delete mode 100644 src/com/android/photos/views/TiledImageView.java (limited to 'src/com/android/photos') diff --git a/src/com/android/photos/BitmapRegionTileSource.java b/src/com/android/photos/BitmapRegionTileSource.java deleted file mode 100644 index 8511de2da..000000000 --- a/src/com/android/photos/BitmapRegionTileSource.java +++ /dev/null @@ -1,524 +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.photos; - -import android.annotation.TargetApi; -import android.content.Context; -import android.content.res.Resources; -import android.graphics.Bitmap; -import android.graphics.Bitmap.Config; -import android.graphics.BitmapFactory; -import android.graphics.BitmapRegionDecoder; -import android.graphics.Canvas; -import android.graphics.Matrix; -import android.graphics.Paint; -import android.graphics.PorterDuff; -import android.graphics.Rect; -import android.net.Uri; -import android.os.Build; -import android.os.Build.VERSION_CODES; -import android.util.Log; - -import com.android.gallery3d.common.BitmapUtils; -import com.android.gallery3d.common.Utils; -import com.android.gallery3d.exif.ExifInterface; -import com.android.gallery3d.glrenderer.BasicTexture; -import com.android.gallery3d.glrenderer.BitmapTexture; -import com.android.photos.views.TiledImageRenderer; - -import java.io.BufferedInputStream; -import java.io.FileNotFoundException; -import java.io.IOException; -import java.io.InputStream; - -interface SimpleBitmapRegionDecoder { - int getWidth(); - int getHeight(); - Bitmap decodeRegion(Rect wantRegion, BitmapFactory.Options options); -} - -class SimpleBitmapRegionDecoderWrapper implements SimpleBitmapRegionDecoder { - BitmapRegionDecoder mDecoder; - private SimpleBitmapRegionDecoderWrapper(BitmapRegionDecoder decoder) { - mDecoder = decoder; - } - public static SimpleBitmapRegionDecoderWrapper newInstance( - String pathName, boolean isShareable) { - try { - BitmapRegionDecoder d = BitmapRegionDecoder.newInstance(pathName, isShareable); - if (d != null) { - return new SimpleBitmapRegionDecoderWrapper(d); - } - } catch (IOException e) { - Log.w("BitmapRegionTileSource", "getting decoder failed for path " + pathName, e); - return null; - } - return null; - } - public static SimpleBitmapRegionDecoderWrapper newInstance( - InputStream is, boolean isShareable) { - try { - BitmapRegionDecoder d = BitmapRegionDecoder.newInstance(is, isShareable); - if (d != null) { - return new SimpleBitmapRegionDecoderWrapper(d); - } - } catch (IOException e) { - Log.w("BitmapRegionTileSource", "getting decoder failed", e); - return null; - } - return null; - } - public int getWidth() { - return mDecoder.getWidth(); - } - public int getHeight() { - return mDecoder.getHeight(); - } - public Bitmap decodeRegion(Rect wantRegion, BitmapFactory.Options options) { - return mDecoder.decodeRegion(wantRegion, options); - } -} - -class DumbBitmapRegionDecoder implements SimpleBitmapRegionDecoder { - Bitmap mBuffer; - Canvas mTempCanvas; - Paint mTempPaint; - private DumbBitmapRegionDecoder(Bitmap b) { - mBuffer = b; - } - public static DumbBitmapRegionDecoder newInstance(String pathName) { - Bitmap b = BitmapFactory.decodeFile(pathName); - if (b != null) { - return new DumbBitmapRegionDecoder(b); - } - return null; - } - public static DumbBitmapRegionDecoder newInstance(InputStream is) { - Bitmap b = BitmapFactory.decodeStream(is); - if (b != null) { - return new DumbBitmapRegionDecoder(b); - } - return null; - } - public int getWidth() { - return mBuffer.getWidth(); - } - public int getHeight() { - return mBuffer.getHeight(); - } - public Bitmap decodeRegion(Rect wantRegion, BitmapFactory.Options options) { - if (mTempCanvas == null) { - mTempCanvas = new Canvas(); - mTempPaint = new Paint(); - mTempPaint.setFilterBitmap(true); - } - int sampleSize = Math.max(options.inSampleSize, 1); - Bitmap newBitmap = Bitmap.createBitmap( - wantRegion.width() / sampleSize, - wantRegion.height() / sampleSize, - Bitmap.Config.ARGB_8888); - mTempCanvas.setBitmap(newBitmap); - mTempCanvas.save(); - mTempCanvas.scale(1f / sampleSize, 1f / sampleSize); - mTempCanvas.drawBitmap(mBuffer, -wantRegion.left, -wantRegion.top, mTempPaint); - mTempCanvas.restore(); - mTempCanvas.setBitmap(null); - return newBitmap; - } -} - -/** - * A {@link com.android.photos.views.TiledImageRenderer.TileSource} using - * {@link BitmapRegionDecoder} to wrap a local file - */ -@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) -public class BitmapRegionTileSource implements TiledImageRenderer.TileSource { - - private static final String TAG = "BitmapRegionTileSource"; - - private static final boolean REUSE_BITMAP = - Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; - private static final int GL_SIZE_LIMIT = 2048; - // This must be no larger than half the size of the GL_SIZE_LIMIT - // due to decodePreview being allowed to be up to 2x the size of the target - public static final int MAX_PREVIEW_SIZE = GL_SIZE_LIMIT / 2; - - public static abstract class BitmapSource { - private SimpleBitmapRegionDecoder mDecoder; - private Bitmap mPreview; - private int mPreviewSize; - private int mRotation; - public enum State { NOT_LOADED, LOADED, ERROR_LOADING }; - private State mState = State.NOT_LOADED; - public BitmapSource(int previewSize) { - mPreviewSize = previewSize; - } - public boolean loadInBackground() { - ExifInterface ei = new ExifInterface(); - if (readExif(ei)) { - Integer ori = ei.getTagIntValue(ExifInterface.TAG_ORIENTATION); - if (ori != null) { - mRotation = ExifInterface.getRotationForOrientationValue(ori.shortValue()); - } - } - mDecoder = loadBitmapRegionDecoder(); - if (mDecoder == null) { - mState = State.ERROR_LOADING; - return false; - } else { - int width = mDecoder.getWidth(); - int height = mDecoder.getHeight(); - if (mPreviewSize != 0) { - int previewSize = Math.min(mPreviewSize, MAX_PREVIEW_SIZE); - BitmapFactory.Options opts = new BitmapFactory.Options(); - opts.inPreferredConfig = Bitmap.Config.ARGB_8888; - opts.inPreferQualityOverSpeed = true; - - float scale = (float) previewSize / Math.max(width, height); - opts.inSampleSize = BitmapUtils.computeSampleSizeLarger(scale); - opts.inJustDecodeBounds = false; - mPreview = loadPreviewBitmap(opts); - } - mState = State.LOADED; - return true; - } - } - - public State getLoadingState() { - return mState; - } - - public SimpleBitmapRegionDecoder getBitmapRegionDecoder() { - return mDecoder; - } - - public Bitmap getPreviewBitmap() { - return mPreview; - } - - public int getPreviewSize() { - return mPreviewSize; - } - - public int getRotation() { - return mRotation; - } - - public abstract boolean readExif(ExifInterface ei); - public abstract SimpleBitmapRegionDecoder loadBitmapRegionDecoder(); - public abstract Bitmap loadPreviewBitmap(BitmapFactory.Options options); - } - - public static class FilePathBitmapSource extends BitmapSource { - private String mPath; - public FilePathBitmapSource(String path, int previewSize) { - super(previewSize); - mPath = path; - } - @Override - public SimpleBitmapRegionDecoder loadBitmapRegionDecoder() { - SimpleBitmapRegionDecoder d; - d = SimpleBitmapRegionDecoderWrapper.newInstance(mPath, true); - if (d == null) { - d = DumbBitmapRegionDecoder.newInstance(mPath); - } - return d; - } - @Override - public Bitmap loadPreviewBitmap(BitmapFactory.Options options) { - return BitmapFactory.decodeFile(mPath, options); - } - @Override - public boolean readExif(ExifInterface ei) { - try { - ei.readExif(mPath); - return true; - } catch (IOException e) { - Log.w("BitmapRegionTileSource", "getting decoder failed", e); - return false; - } - } - } - - public static class UriBitmapSource extends BitmapSource { - private Context mContext; - private Uri mUri; - public UriBitmapSource(Context context, Uri uri, int previewSize) { - super(previewSize); - mContext = context; - mUri = uri; - } - private InputStream regenerateInputStream() throws FileNotFoundException { - InputStream is = mContext.getContentResolver().openInputStream(mUri); - return new BufferedInputStream(is); - } - @Override - public SimpleBitmapRegionDecoder loadBitmapRegionDecoder() { - try { - InputStream is = regenerateInputStream(); - SimpleBitmapRegionDecoder regionDecoder = - SimpleBitmapRegionDecoderWrapper.newInstance(is, false); - Utils.closeSilently(is); - if (regionDecoder == null) { - is = regenerateInputStream(); - regionDecoder = DumbBitmapRegionDecoder.newInstance(is); - Utils.closeSilently(is); - } - return regionDecoder; - } catch (FileNotFoundException e) { - Log.e("BitmapRegionTileSource", "Failed to load URI " + mUri, e); - return null; - } catch (IOException e) { - Log.e("BitmapRegionTileSource", "Failure while reading URI " + mUri, e); - return null; - } - } - @Override - public Bitmap loadPreviewBitmap(BitmapFactory.Options options) { - try { - InputStream is = regenerateInputStream(); - Bitmap b = BitmapFactory.decodeStream(is, null, options); - Utils.closeSilently(is); - return b; - } catch (FileNotFoundException e) { - Log.e("BitmapRegionTileSource", "Failed to load URI " + mUri, e); - return null; - } - } - @Override - public boolean readExif(ExifInterface ei) { - InputStream is = null; - try { - is = regenerateInputStream(); - ei.readExif(is); - Utils.closeSilently(is); - return true; - } catch (FileNotFoundException e) { - Log.e("BitmapRegionTileSource", "Failed to load URI " + mUri, e); - return false; - } catch (IOException e) { - Log.e("BitmapRegionTileSource", "Failed to load URI " + mUri, e); - return false; - } finally { - Utils.closeSilently(is); - } - } - } - - public static class ResourceBitmapSource extends BitmapSource { - private Resources mRes; - private int mResId; - public ResourceBitmapSource(Resources res, int resId, int previewSize) { - super(previewSize); - mRes = res; - mResId = resId; - } - private InputStream regenerateInputStream() { - InputStream is = mRes.openRawResource(mResId); - return new BufferedInputStream(is); - } - @Override - public SimpleBitmapRegionDecoder loadBitmapRegionDecoder() { - InputStream is = regenerateInputStream(); - SimpleBitmapRegionDecoder regionDecoder = - SimpleBitmapRegionDecoderWrapper.newInstance(is, false); - Utils.closeSilently(is); - if (regionDecoder == null) { - is = regenerateInputStream(); - regionDecoder = DumbBitmapRegionDecoder.newInstance(is); - Utils.closeSilently(is); - } - return regionDecoder; - } - @Override - public Bitmap loadPreviewBitmap(BitmapFactory.Options options) { - return BitmapFactory.decodeResource(mRes, mResId, options); - } - @Override - public boolean readExif(ExifInterface ei) { - try { - InputStream is = regenerateInputStream(); - ei.readExif(is); - Utils.closeSilently(is); - return true; - } catch (IOException e) { - Log.e("BitmapRegionTileSource", "Error reading resource", e); - return false; - } - } - } - - SimpleBitmapRegionDecoder mDecoder; - int mWidth; - int mHeight; - int mTileSize; - private BasicTexture mPreview; - private final int mRotation; - - // For use only by getTile - private Rect mWantRegion = new Rect(); - private Rect mOverlapRegion = new Rect(); - private BitmapFactory.Options mOptions; - private Canvas mCanvas; - - public BitmapRegionTileSource(Context context, BitmapSource source) { - mTileSize = TiledImageRenderer.suggestedTileSize(context); - mRotation = source.getRotation(); - mDecoder = source.getBitmapRegionDecoder(); - if (mDecoder != null) { - mWidth = mDecoder.getWidth(); - mHeight = mDecoder.getHeight(); - mOptions = new BitmapFactory.Options(); - mOptions.inPreferredConfig = Bitmap.Config.ARGB_8888; - mOptions.inPreferQualityOverSpeed = true; - mOptions.inTempStorage = new byte[16 * 1024]; - int previewSize = source.getPreviewSize(); - if (previewSize != 0) { - previewSize = Math.min(previewSize, MAX_PREVIEW_SIZE); - // Although this is the same size as the Bitmap that is likely already - // loaded, the lifecycle is different and interactions are on a different - // thread. Thus to simplify, this source will decode its own bitmap. - Bitmap preview = decodePreview(source, previewSize); - if (preview.getWidth() <= GL_SIZE_LIMIT && preview.getHeight() <= GL_SIZE_LIMIT) { - mPreview = new BitmapTexture(preview); - } else { - Log.w(TAG, String.format( - "Failed to create preview of apropriate size! " - + " in: %dx%d, out: %dx%d", - mWidth, mHeight, - preview.getWidth(), preview.getHeight())); - } - } - } - } - - @Override - public int getTileSize() { - return mTileSize; - } - - @Override - public int getImageWidth() { - return mWidth; - } - - @Override - public int getImageHeight() { - return mHeight; - } - - @Override - public BasicTexture getPreview() { - return mPreview; - } - - @Override - public int getRotation() { - return mRotation; - } - - @Override - public Bitmap getTile(int level, int x, int y, Bitmap bitmap) { - int tileSize = getTileSize(); - if (!REUSE_BITMAP) { - return getTileWithoutReusingBitmap(level, x, y, tileSize); - } - - int t = tileSize << level; - mWantRegion.set(x, y, x + t, y + t); - - if (bitmap == null) { - bitmap = Bitmap.createBitmap(tileSize, tileSize, Bitmap.Config.ARGB_8888); - } - - mOptions.inSampleSize = (1 << level); - mOptions.inBitmap = bitmap; - - try { - bitmap = mDecoder.decodeRegion(mWantRegion, mOptions); - } finally { - if (mOptions.inBitmap != bitmap && mOptions.inBitmap != null) { - mOptions.inBitmap = null; - } - } - - if (bitmap == null) { - Log.w("BitmapRegionTileSource", "fail in decoding region"); - } - return bitmap; - } - - private Bitmap getTileWithoutReusingBitmap( - int level, int x, int y, int tileSize) { - - int t = tileSize << level; - mWantRegion.set(x, y, x + t, y + t); - - mOverlapRegion.set(0, 0, mWidth, mHeight); - - mOptions.inSampleSize = (1 << level); - Bitmap bitmap = mDecoder.decodeRegion(mOverlapRegion, mOptions); - - if (bitmap == null) { - Log.w(TAG, "fail in decoding region"); - } - - if (mWantRegion.equals(mOverlapRegion)) { - return bitmap; - } - - Bitmap result = Bitmap.createBitmap(tileSize, tileSize, Config.ARGB_8888); - if (mCanvas == null) { - mCanvas = new Canvas(); - } - mCanvas.setBitmap(result); - mCanvas.drawBitmap(bitmap, - (mOverlapRegion.left - mWantRegion.left) >> level, - (mOverlapRegion.top - mWantRegion.top) >> level, null); - mCanvas.setBitmap(null); - return result; - } - - /** - * Note that the returned bitmap may have a long edge that's longer - * than the targetSize, but it will always be less than 2x the targetSize - */ - private Bitmap decodePreview(BitmapSource source, int targetSize) { - Bitmap result = source.getPreviewBitmap(); - if (result == null) { - return null; - } - - // We need to resize down if the decoder does not support inSampleSize - // or didn't support the specified inSampleSize (some decoders only do powers of 2) - float scale = (float) targetSize / (float) (Math.max(result.getWidth(), result.getHeight())); - - if (scale <= 0.5) { - result = BitmapUtils.resizeBitmapByScale(result, scale, true); - } - return ensureGLCompatibleBitmap(result); - } - - private static Bitmap ensureGLCompatibleBitmap(Bitmap bitmap) { - if (bitmap == null || bitmap.getConfig() != null) { - return bitmap; - } - Bitmap newBitmap = bitmap.copy(Config.ARGB_8888, false); - bitmap.recycle(); - return newBitmap; - } -} diff --git a/src/com/android/photos/views/BlockingGLTextureView.java b/src/com/android/photos/views/BlockingGLTextureView.java deleted file mode 100644 index 8a0505185..000000000 --- a/src/com/android/photos/views/BlockingGLTextureView.java +++ /dev/null @@ -1,438 +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.photos.views; - -import android.content.Context; -import android.graphics.SurfaceTexture; -import android.opengl.GLSurfaceView.Renderer; -import android.opengl.GLUtils; -import android.util.Log; -import android.view.TextureView; -import android.view.TextureView.SurfaceTextureListener; - -import javax.microedition.khronos.egl.EGL10; -import javax.microedition.khronos.egl.EGLConfig; -import javax.microedition.khronos.egl.EGLContext; -import javax.microedition.khronos.egl.EGLDisplay; -import javax.microedition.khronos.egl.EGLSurface; -import javax.microedition.khronos.opengles.GL10; - -/** - * A TextureView that supports blocking rendering for synchronous drawing - */ -public class BlockingGLTextureView extends TextureView - implements SurfaceTextureListener { - - private RenderThread mRenderThread; - - public BlockingGLTextureView(Context context) { - super(context); - setSurfaceTextureListener(this); - } - - public void setRenderer(Renderer renderer) { - if (mRenderThread != null) { - throw new IllegalArgumentException("Renderer already set"); - } - mRenderThread = new RenderThread(renderer); - } - - public void render() { - mRenderThread.render(); - } - - public void destroy() { - if (mRenderThread != null) { - mRenderThread.finish(); - mRenderThread = null; - } - } - - @Override - public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, - int height) { - mRenderThread.setSurface(surface); - mRenderThread.setSize(width, height); - } - - @Override - public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, - int height) { - mRenderThread.setSize(width, height); - } - - @Override - public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { - if (mRenderThread != null) { - mRenderThread.setSurface(null); - } - return false; - } - - @Override - public void onSurfaceTextureUpdated(SurfaceTexture surface) { - } - - @Override - protected void finalize() throws Throwable { - try { - destroy(); - } catch (Throwable t) { - // Ignore - } - super.finalize(); - } - - /** - * An EGL helper class. - */ - - private static class EglHelper { - private static final int EGL_CONTEXT_CLIENT_VERSION = 0x3098; - private static final int EGL_OPENGL_ES2_BIT = 4; - - EGL10 mEgl; - EGLDisplay mEglDisplay; - EGLSurface mEglSurface; - EGLConfig mEglConfig; - EGLContext mEglContext; - - private EGLConfig chooseEglConfig() { - int[] configsCount = new int[1]; - EGLConfig[] configs = new EGLConfig[1]; - int[] configSpec = getConfig(); - if (!mEgl.eglChooseConfig(mEglDisplay, configSpec, configs, 1, configsCount)) { - throw new IllegalArgumentException("eglChooseConfig failed " + - GLUtils.getEGLErrorString(mEgl.eglGetError())); - } else if (configsCount[0] > 0) { - return configs[0]; - } - return null; - } - - private static int[] getConfig() { - return new int[] { - EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, - EGL10.EGL_RED_SIZE, 8, - EGL10.EGL_GREEN_SIZE, 8, - EGL10.EGL_BLUE_SIZE, 8, - EGL10.EGL_ALPHA_SIZE, 8, - EGL10.EGL_DEPTH_SIZE, 0, - EGL10.EGL_STENCIL_SIZE, 0, - EGL10.EGL_NONE - }; - } - - EGLContext createContext(EGL10 egl, EGLDisplay eglDisplay, EGLConfig eglConfig) { - int[] attribList = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL10.EGL_NONE }; - return egl.eglCreateContext(eglDisplay, eglConfig, EGL10.EGL_NO_CONTEXT, attribList); - } - - /** - * Initialize EGL for a given configuration spec. - */ - public void start() { - /* - * Get an EGL instance - */ - mEgl = (EGL10) EGLContext.getEGL(); - - /* - * Get to the default display. - */ - mEglDisplay = mEgl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY); - - if (mEglDisplay == EGL10.EGL_NO_DISPLAY) { - throw new RuntimeException("eglGetDisplay failed"); - } - - /* - * We can now initialize EGL for that display - */ - int[] version = new int[2]; - if (!mEgl.eglInitialize(mEglDisplay, version)) { - throw new RuntimeException("eglInitialize failed"); - } - mEglConfig = chooseEglConfig(); - - /* - * Create an EGL context. We want to do this as rarely as we can, because an - * EGL context is a somewhat heavy object. - */ - mEglContext = createContext(mEgl, mEglDisplay, mEglConfig); - - if (mEglContext == null || mEglContext == EGL10.EGL_NO_CONTEXT) { - mEglContext = null; - throwEglException("createContext"); - } - - mEglSurface = null; - } - - /** - * Create an egl surface for the current SurfaceTexture surface. If a surface - * already exists, destroy it before creating the new surface. - * - * @return true if the surface was created successfully. - */ - public boolean createSurface(SurfaceTexture surface) { - /* - * Check preconditions. - */ - if (mEgl == null) { - throw new RuntimeException("egl not initialized"); - } - if (mEglDisplay == null) { - throw new RuntimeException("eglDisplay not initialized"); - } - if (mEglConfig == null) { - throw new RuntimeException("mEglConfig not initialized"); - } - - /* - * The window size has changed, so we need to create a new - * surface. - */ - destroySurfaceImp(); - - /* - * Create an EGL surface we can render into. - */ - if (surface != null) { - mEglSurface = mEgl.eglCreateWindowSurface(mEglDisplay, mEglConfig, surface, null); - } else { - mEglSurface = null; - } - - if (mEglSurface == null || mEglSurface == EGL10.EGL_NO_SURFACE) { - int error = mEgl.eglGetError(); - if (error == EGL10.EGL_BAD_NATIVE_WINDOW) { - Log.e("EglHelper", "createWindowSurface returned EGL_BAD_NATIVE_WINDOW."); - } - return false; - } - - /* - * Before we can issue GL commands, we need to make sure - * the context is current and bound to a surface. - */ - if (!mEgl.eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) { - /* - * Could not make the context current, probably because the underlying - * SurfaceView surface has been destroyed. - */ - logEglErrorAsWarning("EGLHelper", "eglMakeCurrent", mEgl.eglGetError()); - return false; - } - - return true; - } - - /** - * Create a GL object for the current EGL context. - */ - public GL10 createGL() { - return (GL10) mEglContext.getGL(); - } - - /** - * Display the current render surface. - * @return the EGL error code from eglSwapBuffers. - */ - public int swap() { - if (!mEgl.eglSwapBuffers(mEglDisplay, mEglSurface)) { - return mEgl.eglGetError(); - } - return EGL10.EGL_SUCCESS; - } - - public void destroySurface() { - destroySurfaceImp(); - } - - private void destroySurfaceImp() { - if (mEglSurface != null && mEglSurface != EGL10.EGL_NO_SURFACE) { - mEgl.eglMakeCurrent(mEglDisplay, EGL10.EGL_NO_SURFACE, - EGL10.EGL_NO_SURFACE, - EGL10.EGL_NO_CONTEXT); - mEgl.eglDestroySurface(mEglDisplay, mEglSurface); - mEglSurface = null; - } - } - - public void finish() { - if (mEglContext != null) { - mEgl.eglDestroyContext(mEglDisplay, mEglContext); - mEglContext = null; - } - if (mEglDisplay != null) { - mEgl.eglTerminate(mEglDisplay); - mEglDisplay = null; - } - } - - private void throwEglException(String function) { - throwEglException(function, mEgl.eglGetError()); - } - - public static void throwEglException(String function, int error) { - String message = formatEglError(function, error); - throw new RuntimeException(message); - } - - public static void logEglErrorAsWarning(String tag, String function, int error) { - Log.w(tag, formatEglError(function, error)); - } - - public static String formatEglError(String function, int error) { - return function + " failed: " + error; - } - - } - - private static class RenderThread extends Thread { - private static final int INVALID = -1; - private static final int RENDER = 1; - private static final int CHANGE_SURFACE = 2; - private static final int RESIZE_SURFACE = 3; - private static final int FINISH = 4; - - private EglHelper mEglHelper = new EglHelper(); - - private Object mLock = new Object(); - private int mExecMsgId = INVALID; - private SurfaceTexture mSurface; - private Renderer mRenderer; - private int mWidth, mHeight; - - private boolean mFinished = false; - private GL10 mGL; - - public RenderThread(Renderer renderer) { - super("RenderThread"); - mRenderer = renderer; - start(); - } - - private void checkRenderer() { - if (mRenderer == null) { - throw new IllegalArgumentException("Renderer is null!"); - } - } - - private void checkSurface() { - if (mSurface == null) { - throw new IllegalArgumentException("surface is null!"); - } - } - - public void setSurface(SurfaceTexture surface) { - // If the surface is null we're being torn down, don't need a - // renderer then - if (surface != null) { - checkRenderer(); - } - mSurface = surface; - exec(CHANGE_SURFACE); - } - - public void setSize(int width, int height) { - checkRenderer(); - checkSurface(); - mWidth = width; - mHeight = height; - exec(RESIZE_SURFACE); - } - - public void render() { - checkRenderer(); - if (mSurface != null) { - exec(RENDER); - mSurface.updateTexImage(); - } - } - - public void finish() { - mSurface = null; - exec(FINISH); - try { - join(); - } catch (InterruptedException e) { - // Ignore - } - } - - private void exec(int msgid) { - synchronized (mLock) { - if (mExecMsgId != INVALID) { - throw new IllegalArgumentException( - "Message already set - multithreaded access?"); - } - mExecMsgId = msgid; - mLock.notify(); - try { - mLock.wait(); - } catch (InterruptedException e) { - // Ignore - } - } - } - - private void handleMessageLocked(int what) { - switch (what) { - case CHANGE_SURFACE: - if (mEglHelper.createSurface(mSurface)) { - mGL = mEglHelper.createGL(); - mRenderer.onSurfaceCreated(mGL, mEglHelper.mEglConfig); - } - break; - case RESIZE_SURFACE: - mRenderer.onSurfaceChanged(mGL, mWidth, mHeight); - break; - case RENDER: - mRenderer.onDrawFrame(mGL); - mEglHelper.swap(); - break; - case FINISH: - mEglHelper.destroySurface(); - mEglHelper.finish(); - mFinished = true; - break; - } - } - - @Override - public void run() { - synchronized (mLock) { - mEglHelper.start(); - while (!mFinished) { - while (mExecMsgId == INVALID) { - try { - mLock.wait(); - } catch (InterruptedException e) { - // Ignore - } - } - handleMessageLocked(mExecMsgId); - mExecMsgId = INVALID; - mLock.notify(); - } - mExecMsgId = FINISH; - } - } - } -} diff --git a/src/com/android/photos/views/TiledImageRenderer.java b/src/com/android/photos/views/TiledImageRenderer.java deleted file mode 100644 index c4e493b34..000000000 --- a/src/com/android/photos/views/TiledImageRenderer.java +++ /dev/null @@ -1,825 +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.photos.views; - -import android.content.Context; -import android.graphics.Bitmap; -import android.graphics.Rect; -import android.graphics.RectF; -import android.support.v4.util.LongSparseArray; -import android.util.DisplayMetrics; -import android.util.Log; -import android.util.Pools.Pool; -import android.util.Pools.SynchronizedPool; -import android.view.View; -import android.view.WindowManager; - -import com.android.gallery3d.common.Utils; -import com.android.gallery3d.glrenderer.BasicTexture; -import com.android.gallery3d.glrenderer.GLCanvas; -import com.android.gallery3d.glrenderer.UploadedTexture; - -/** - * Handles laying out, decoding, and drawing of tiles in GL - */ -public class TiledImageRenderer { - public static final int SIZE_UNKNOWN = -1; - - private static final String TAG = "TiledImageRenderer"; - private static final int UPLOAD_LIMIT = 1; - - /* - * This is the tile state in the CPU side. - * Life of a Tile: - * ACTIVATED (initial state) - * --> IN_QUEUE - by queueForDecode() - * --> RECYCLED - by recycleTile() - * IN_QUEUE --> DECODING - by decodeTile() - * --> RECYCLED - by recycleTile) - * DECODING --> RECYCLING - by recycleTile() - * --> DECODED - by decodeTile() - * --> DECODE_FAIL - by decodeTile() - * RECYCLING --> RECYCLED - by decodeTile() - * DECODED --> ACTIVATED - (after the decoded bitmap is uploaded) - * DECODED --> RECYCLED - by recycleTile() - * DECODE_FAIL -> RECYCLED - by recycleTile() - * RECYCLED --> ACTIVATED - by obtainTile() - */ - private static final int STATE_ACTIVATED = 0x01; - private static final int STATE_IN_QUEUE = 0x02; - private static final int STATE_DECODING = 0x04; - private static final int STATE_DECODED = 0x08; - private static final int STATE_DECODE_FAIL = 0x10; - private static final int STATE_RECYCLING = 0x20; - private static final int STATE_RECYCLED = 0x40; - - private static Pool sTilePool = new SynchronizedPool(64); - - // TILE_SIZE must be 2^N - private int mTileSize; - - private TileSource mModel; - private BasicTexture mPreview; - protected int mLevelCount; // cache the value of mScaledBitmaps.length - - // The mLevel variable indicates which level of bitmap we should use. - // Level 0 means the original full-sized bitmap, and a larger value means - // a smaller scaled bitmap (The width and height of each scaled bitmap is - // half size of the previous one). If the value is in [0, mLevelCount), we - // use the bitmap in mScaledBitmaps[mLevel] for display, otherwise the value - // is mLevelCount - private int mLevel = 0; - - private int mOffsetX; - private int mOffsetY; - - private int mUploadQuota; - private boolean mRenderComplete; - - private final RectF mSourceRect = new RectF(); - private final RectF mTargetRect = new RectF(); - - private final LongSparseArray mActiveTiles = new LongSparseArray(); - - // The following three queue are guarded by mQueueLock - private final Object mQueueLock = new Object(); - private final TileQueue mRecycledQueue = new TileQueue(); - private final TileQueue mUploadQueue = new TileQueue(); - private final TileQueue mDecodeQueue = new TileQueue(); - - // The width and height of the full-sized bitmap - protected int mImageWidth = SIZE_UNKNOWN; - protected int mImageHeight = SIZE_UNKNOWN; - - protected int mCenterX; - protected int mCenterY; - protected float mScale; - protected int mRotation; - - private boolean mLayoutTiles; - - // Temp variables to avoid memory allocation - private final Rect mTileRange = new Rect(); - private final Rect mActiveRange[] = {new Rect(), new Rect()}; - - private TileDecoder mTileDecoder; - private boolean mBackgroundTileUploaded; - - private int mViewWidth, mViewHeight; - private View mParent; - - /** - * Interface for providing tiles to a {@link TiledImageRenderer} - */ - public static interface TileSource { - - /** - * If the source does not care about the tile size, it should use - * {@link TiledImageRenderer#suggestedTileSize(Context)} - */ - public int getTileSize(); - public int getImageWidth(); - public int getImageHeight(); - public int getRotation(); - - /** - * Return a Preview image if available. This will be used as the base layer - * if higher res tiles are not yet available - */ - public BasicTexture getPreview(); - - /** - * The tile returned by this method can be specified this way: Assuming - * the image size is (width, height), first take the intersection of (0, - * 0) - (width, height) and (x, y) - (x + tileSize, y + tileSize). If - * in extending the region, we found some part of the region is outside - * the image, those pixels are filled with black. - * - * If level > 0, it does the same operation on a down-scaled version of - * the original image (down-scaled by a factor of 2^level), but (x, y) - * still refers to the coordinate on the original image. - * - * The method would be called by the decoder thread. - */ - public Bitmap getTile(int level, int x, int y, Bitmap reuse); - } - - public static int suggestedTileSize(Context context) { - return isHighResolution(context) ? 512 : 256; - } - - private static boolean isHighResolution(Context context) { - DisplayMetrics metrics = new DisplayMetrics(); - WindowManager wm = (WindowManager) - context.getSystemService(Context.WINDOW_SERVICE); - wm.getDefaultDisplay().getMetrics(metrics); - return metrics.heightPixels > 2048 || metrics.widthPixels > 2048; - } - - public TiledImageRenderer(View parent) { - mParent = parent; - mTileDecoder = new TileDecoder(); - mTileDecoder.start(); - } - - public int getViewWidth() { - return mViewWidth; - } - - public int getViewHeight() { - return mViewHeight; - } - - private void invalidate() { - mParent.postInvalidate(); - } - - public void setModel(TileSource model, int rotation) { - if (mModel != model) { - mModel = model; - notifyModelInvalidated(); - } - if (mRotation != rotation) { - mRotation = rotation; - mLayoutTiles = true; - } - } - - private void calculateLevelCount() { - if (mPreview != null) { - mLevelCount = Math.max(0, Utils.ceilLog2( - mImageWidth / (float) mPreview.getWidth())); - } else { - int levels = 1; - int maxDim = Math.max(mImageWidth, mImageHeight); - int t = mTileSize; - while (t < maxDim) { - t <<= 1; - levels++; - } - mLevelCount = levels; - } - } - - public void notifyModelInvalidated() { - invalidateTiles(); - if (mModel == null) { - mImageWidth = 0; - mImageHeight = 0; - mLevelCount = 0; - mPreview = null; - } else { - mImageWidth = mModel.getImageWidth(); - mImageHeight = mModel.getImageHeight(); - mPreview = mModel.getPreview(); - mTileSize = mModel.getTileSize(); - calculateLevelCount(); - } - mLayoutTiles = true; - } - - public void setViewSize(int width, int height) { - mViewWidth = width; - mViewHeight = height; - } - - public void setPosition(int centerX, int centerY, float scale) { - if (mCenterX == centerX && mCenterY == centerY - && mScale == scale) { - return; - } - mCenterX = centerX; - mCenterY = centerY; - mScale = scale; - mLayoutTiles = true; - } - - // Prepare the tiles we want to use for display. - // - // 1. Decide the tile level we want to use for display. - // 2. Decide the tile levels we want to keep as texture (in addition to - // the one we use for display). - // 3. Recycle unused tiles. - // 4. Activate the tiles we want. - private void layoutTiles() { - if (mViewWidth == 0 || mViewHeight == 0 || !mLayoutTiles) { - return; - } - mLayoutTiles = false; - - // The tile levels we want to keep as texture is in the range - // [fromLevel, endLevel). - int fromLevel; - int endLevel; - - // We want to use a texture larger than or equal to the display size. - mLevel = Utils.clamp(Utils.floorLog2(1f / mScale), 0, mLevelCount); - - // We want to keep one more tile level as texture in addition to what - // we use for display. So it can be faster when the scale moves to the - // next level. We choose the level closest to the current scale. - if (mLevel != mLevelCount) { - Rect range = mTileRange; - getRange(range, mCenterX, mCenterY, mLevel, mScale, mRotation); - mOffsetX = Math.round(mViewWidth / 2f + (range.left - mCenterX) * mScale); - mOffsetY = Math.round(mViewHeight / 2f + (range.top - mCenterY) * mScale); - fromLevel = mScale * (1 << mLevel) > 0.75f ? mLevel - 1 : mLevel; - } else { - // Activate the tiles of the smallest two levels. - fromLevel = mLevel - 2; - mOffsetX = Math.round(mViewWidth / 2f - mCenterX * mScale); - mOffsetY = Math.round(mViewHeight / 2f - mCenterY * mScale); - } - - fromLevel = Math.max(0, Math.min(fromLevel, mLevelCount - 2)); - endLevel = Math.min(fromLevel + 2, mLevelCount); - - Rect range[] = mActiveRange; - for (int i = fromLevel; i < endLevel; ++i) { - getRange(range[i - fromLevel], mCenterX, mCenterY, i, mRotation); - } - - // If rotation is transient, don't update the tile. - if (mRotation % 90 != 0) { - return; - } - - synchronized (mQueueLock) { - mDecodeQueue.clean(); - mUploadQueue.clean(); - mBackgroundTileUploaded = false; - - // Recycle unused tiles: if the level of the active tile is outside the - // range [fromLevel, endLevel) or not in the visible range. - int n = mActiveTiles.size(); - for (int i = 0; i < n; i++) { - Tile tile = mActiveTiles.valueAt(i); - int level = tile.mTileLevel; - if (level < fromLevel || level >= endLevel - || !range[level - fromLevel].contains(tile.mX, tile.mY)) { - mActiveTiles.removeAt(i); - i--; - n--; - recycleTile(tile); - } - } - } - - for (int i = fromLevel; i < endLevel; ++i) { - int size = mTileSize << i; - Rect r = range[i - fromLevel]; - for (int y = r.top, bottom = r.bottom; y < bottom; y += size) { - for (int x = r.left, right = r.right; x < right; x += size) { - activateTile(x, y, i); - } - } - } - invalidate(); - } - - private void invalidateTiles() { - synchronized (mQueueLock) { - mDecodeQueue.clean(); - mUploadQueue.clean(); - - // TODO(xx): disable decoder - int n = mActiveTiles.size(); - for (int i = 0; i < n; i++) { - Tile tile = mActiveTiles.valueAt(i); - recycleTile(tile); - } - mActiveTiles.clear(); - } - } - - private void getRange(Rect out, int cX, int cY, int level, int rotation) { - getRange(out, cX, cY, level, 1f / (1 << (level + 1)), rotation); - } - - // If the bitmap is scaled by the given factor "scale", return the - // rectangle containing visible range. The left-top coordinate returned is - // aligned to the tile boundary. - // - // (cX, cY) is the point on the original bitmap which will be put in the - // center of the ImageViewer. - private void getRange(Rect out, - int cX, int cY, int level, float scale, int rotation) { - - double radians = Math.toRadians(-rotation); - double w = mViewWidth; - double h = mViewHeight; - - double cos = Math.cos(radians); - double sin = Math.sin(radians); - int width = (int) Math.ceil(Math.max( - Math.abs(cos * w - sin * h), Math.abs(cos * w + sin * h))); - int height = (int) Math.ceil(Math.max( - Math.abs(sin * w + cos * h), Math.abs(sin * w - cos * h))); - - int left = (int) Math.floor(cX - width / (2f * scale)); - int top = (int) Math.floor(cY - height / (2f * scale)); - int right = (int) Math.ceil(left + width / scale); - int bottom = (int) Math.ceil(top + height / scale); - - // align the rectangle to tile boundary - int size = mTileSize << level; - left = Math.max(0, size * (left / size)); - top = Math.max(0, size * (top / size)); - right = Math.min(mImageWidth, right); - bottom = Math.min(mImageHeight, bottom); - - out.set(left, top, right, bottom); - } - - public void freeTextures() { - mLayoutTiles = true; - - mTileDecoder.finishAndWait(); - synchronized (mQueueLock) { - mUploadQueue.clean(); - mDecodeQueue.clean(); - Tile tile = mRecycledQueue.pop(); - while (tile != null) { - tile.recycle(); - tile = mRecycledQueue.pop(); - } - } - - int n = mActiveTiles.size(); - for (int i = 0; i < n; i++) { - Tile texture = mActiveTiles.valueAt(i); - texture.recycle(); - } - mActiveTiles.clear(); - mTileRange.set(0, 0, 0, 0); - - while (sTilePool.acquire() != null) {} - } - - public boolean draw(GLCanvas canvas) { - layoutTiles(); - uploadTiles(canvas); - - mUploadQuota = UPLOAD_LIMIT; - mRenderComplete = true; - - int level = mLevel; - int rotation = mRotation; - int flags = 0; - if (rotation != 0) { - flags |= GLCanvas.SAVE_FLAG_MATRIX; - } - - if (flags != 0) { - canvas.save(flags); - if (rotation != 0) { - int centerX = mViewWidth / 2, centerY = mViewHeight / 2; - canvas.translate(centerX, centerY); - canvas.rotate(rotation, 0, 0, 1); - canvas.translate(-centerX, -centerY); - } - } - try { - if (level != mLevelCount) { - int size = (mTileSize << level); - float length = size * mScale; - Rect r = mTileRange; - - for (int ty = r.top, i = 0; ty < r.bottom; ty += size, i++) { - float y = mOffsetY + i * length; - for (int tx = r.left, j = 0; tx < r.right; tx += size, j++) { - float x = mOffsetX + j * length; - drawTile(canvas, tx, ty, level, x, y, length); - } - } - } else if (mPreview != null) { - mPreview.draw(canvas, mOffsetX, mOffsetY, - Math.round(mImageWidth * mScale), - Math.round(mImageHeight * mScale)); - } - } finally { - if (flags != 0) { - canvas.restore(); - } - } - - if (mRenderComplete) { - if (!mBackgroundTileUploaded) { - uploadBackgroundTiles(canvas); - } - } else { - invalidate(); - } - return mRenderComplete || mPreview != null; - } - - private void uploadBackgroundTiles(GLCanvas canvas) { - mBackgroundTileUploaded = true; - int n = mActiveTiles.size(); - for (int i = 0; i < n; i++) { - Tile tile = mActiveTiles.valueAt(i); - if (!tile.isContentValid()) { - queueForDecode(tile); - } - } - } - - private void queueForDecode(Tile tile) { - synchronized (mQueueLock) { - if (tile.mTileState == STATE_ACTIVATED) { - tile.mTileState = STATE_IN_QUEUE; - if (mDecodeQueue.push(tile)) { - mQueueLock.notifyAll(); - } - } - } - } - - private void decodeTile(Tile tile) { - synchronized (mQueueLock) { - if (tile.mTileState != STATE_IN_QUEUE) { - return; - } - tile.mTileState = STATE_DECODING; - } - boolean decodeComplete = tile.decode(); - synchronized (mQueueLock) { - if (tile.mTileState == STATE_RECYCLING) { - tile.mTileState = STATE_RECYCLED; - if (tile.mDecodedTile != null) { - sTilePool.release(tile.mDecodedTile); - tile.mDecodedTile = null; - } - mRecycledQueue.push(tile); - return; - } - tile.mTileState = decodeComplete ? STATE_DECODED : STATE_DECODE_FAIL; - if (!decodeComplete) { - return; - } - mUploadQueue.push(tile); - } - invalidate(); - } - - private Tile obtainTile(int x, int y, int level) { - synchronized (mQueueLock) { - Tile tile = mRecycledQueue.pop(); - if (tile != null) { - tile.mTileState = STATE_ACTIVATED; - tile.update(x, y, level); - return tile; - } - return new Tile(x, y, level); - } - } - - private void recycleTile(Tile tile) { - synchronized (mQueueLock) { - if (tile.mTileState == STATE_DECODING) { - tile.mTileState = STATE_RECYCLING; - return; - } - tile.mTileState = STATE_RECYCLED; - if (tile.mDecodedTile != null) { - sTilePool.release(tile.mDecodedTile); - tile.mDecodedTile = null; - } - mRecycledQueue.push(tile); - } - } - - private void activateTile(int x, int y, int level) { - long key = makeTileKey(x, y, level); - Tile tile = mActiveTiles.get(key); - if (tile != null) { - if (tile.mTileState == STATE_IN_QUEUE) { - tile.mTileState = STATE_ACTIVATED; - } - return; - } - tile = obtainTile(x, y, level); - mActiveTiles.put(key, tile); - } - - private Tile getTile(int x, int y, int level) { - return mActiveTiles.get(makeTileKey(x, y, level)); - } - - private static long makeTileKey(int x, int y, int level) { - long result = x; - result = (result << 16) | y; - result = (result << 16) | level; - return result; - } - - private void uploadTiles(GLCanvas canvas) { - int quota = UPLOAD_LIMIT; - Tile tile = null; - while (quota > 0) { - synchronized (mQueueLock) { - tile = mUploadQueue.pop(); - } - if (tile == null) { - break; - } - if (!tile.isContentValid()) { - if (tile.mTileState == STATE_DECODED) { - tile.updateContent(canvas); - --quota; - } else { - Log.w(TAG, "Tile in upload queue has invalid state: " + tile.mTileState); - } - } - } - if (tile != null) { - invalidate(); - } - } - - // Draw the tile to a square at canvas that locates at (x, y) and - // has a side length of length. - private void drawTile(GLCanvas canvas, - int tx, int ty, int level, float x, float y, float length) { - RectF source = mSourceRect; - RectF target = mTargetRect; - target.set(x, y, x + length, y + length); - source.set(0, 0, mTileSize, mTileSize); - - Tile tile = getTile(tx, ty, level); - if (tile != null) { - if (!tile.isContentValid()) { - if (tile.mTileState == STATE_DECODED) { - if (mUploadQuota > 0) { - --mUploadQuota; - tile.updateContent(canvas); - } else { - mRenderComplete = false; - } - } else if (tile.mTileState != STATE_DECODE_FAIL){ - mRenderComplete = false; - queueForDecode(tile); - } - } - if (drawTile(tile, canvas, source, target)) { - return; - } - } - if (mPreview != null) { - int size = mTileSize << level; - float scaleX = (float) mPreview.getWidth() / mImageWidth; - float scaleY = (float) mPreview.getHeight() / mImageHeight; - source.set(tx * scaleX, ty * scaleY, (tx + size) * scaleX, - (ty + size) * scaleY); - canvas.drawTexture(mPreview, source, target); - } - } - - private boolean drawTile( - Tile tile, GLCanvas canvas, RectF source, RectF target) { - while (true) { - if (tile.isContentValid()) { - canvas.drawTexture(tile, source, target); - return true; - } - - // Parent can be divided to four quads and tile is one of the four. - Tile parent = tile.getParentTile(); - if (parent == null) { - return false; - } - if (tile.mX == parent.mX) { - source.left /= 2f; - source.right /= 2f; - } else { - source.left = (mTileSize + source.left) / 2f; - source.right = (mTileSize + source.right) / 2f; - } - if (tile.mY == parent.mY) { - source.top /= 2f; - source.bottom /= 2f; - } else { - source.top = (mTileSize + source.top) / 2f; - source.bottom = (mTileSize + source.bottom) / 2f; - } - tile = parent; - } - } - - private class Tile extends UploadedTexture { - public int mX; - public int mY; - public int mTileLevel; - public Tile mNext; - public Bitmap mDecodedTile; - public volatile int mTileState = STATE_ACTIVATED; - - public Tile(int x, int y, int level) { - mX = x; - mY = y; - mTileLevel = level; - } - - @Override - protected void onFreeBitmap(Bitmap bitmap) { - sTilePool.release(bitmap); - } - - boolean decode() { - // Get a tile from the original image. The tile is down-scaled - // by (1 << mTilelevel) from a region in the original image. - try { - Bitmap reuse = sTilePool.acquire(); - if (reuse != null && reuse.getWidth() != mTileSize) { - reuse = null; - } - mDecodedTile = mModel.getTile(mTileLevel, mX, mY, reuse); - } catch (Throwable t) { - Log.w(TAG, "fail to decode tile", t); - } - return mDecodedTile != null; - } - - @Override - protected Bitmap onGetBitmap() { - Utils.assertTrue(mTileState == STATE_DECODED); - - // We need to override the width and height, so that we won't - // draw beyond the boundaries. - int rightEdge = ((mImageWidth - mX) >> mTileLevel); - int bottomEdge = ((mImageHeight - mY) >> mTileLevel); - setSize(Math.min(mTileSize, rightEdge), Math.min(mTileSize, bottomEdge)); - - Bitmap bitmap = mDecodedTile; - mDecodedTile = null; - mTileState = STATE_ACTIVATED; - return bitmap; - } - - // We override getTextureWidth() and getTextureHeight() here, so the - // texture can be re-used for different tiles regardless of the actual - // size of the tile (which may be small because it is a tile at the - // boundary). - @Override - public int getTextureWidth() { - return mTileSize; - } - - @Override - public int getTextureHeight() { - return mTileSize; - } - - public void update(int x, int y, int level) { - mX = x; - mY = y; - mTileLevel = level; - invalidateContent(); - } - - public Tile getParentTile() { - if (mTileLevel + 1 == mLevelCount) { - return null; - } - int size = mTileSize << (mTileLevel + 1); - int x = size * (mX / size); - int y = size * (mY / size); - return getTile(x, y, mTileLevel + 1); - } - - @Override - public String toString() { - return String.format("tile(%s, %s, %s / %s)", - mX / mTileSize, mY / mTileSize, mLevel, mLevelCount); - } - } - - private static class TileQueue { - private Tile mHead; - - public Tile pop() { - Tile tile = mHead; - if (tile != null) { - mHead = tile.mNext; - } - return tile; - } - - public boolean push(Tile tile) { - if (contains(tile)) { - Log.w(TAG, "Attempting to add a tile already in the queue!"); - return false; - } - boolean wasEmpty = mHead == null; - tile.mNext = mHead; - mHead = tile; - return wasEmpty; - } - - private boolean contains(Tile tile) { - Tile other = mHead; - while (other != null) { - if (other == tile) { - return true; - } - other = other.mNext; - } - return false; - } - - public void clean() { - mHead = null; - } - } - - private class TileDecoder extends Thread { - - public void finishAndWait() { - interrupt(); - try { - join(); - } catch (InterruptedException e) { - Log.w(TAG, "Interrupted while waiting for TileDecoder thread to finish!"); - } - } - - private Tile waitForTile() throws InterruptedException { - synchronized (mQueueLock) { - while (true) { - Tile tile = mDecodeQueue.pop(); - if (tile != null) { - return tile; - } - mQueueLock.wait(); - } - } - } - - @Override - public void run() { - try { - while (!isInterrupted()) { - Tile tile = waitForTile(); - decodeTile(tile); - } - } catch (InterruptedException ex) { - // We were finished - } - } - - } -} diff --git a/src/com/android/photos/views/TiledImageView.java b/src/com/android/photos/views/TiledImageView.java deleted file mode 100644 index af4199c91..000000000 --- a/src/com/android/photos/views/TiledImageView.java +++ /dev/null @@ -1,386 +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.photos.views; - -import android.annotation.SuppressLint; -import android.annotation.TargetApi; -import android.content.Context; -import android.graphics.Bitmap; -import android.graphics.Canvas; -import android.graphics.Color; -import android.graphics.Matrix; -import android.graphics.Paint; -import android.graphics.Paint.Align; -import android.graphics.RectF; -import android.opengl.GLSurfaceView; -import android.opengl.GLSurfaceView.Renderer; -import android.os.Build; -import android.util.AttributeSet; -import android.view.Choreographer; -import android.view.Choreographer.FrameCallback; -import android.view.View; -import android.widget.FrameLayout; - -import com.android.gallery3d.glrenderer.BasicTexture; -import com.android.gallery3d.glrenderer.GLES20Canvas; -import com.android.photos.views.TiledImageRenderer.TileSource; - -import javax.microedition.khronos.egl.EGLConfig; -import javax.microedition.khronos.opengles.GL10; - -/** - * Shows an image using {@link TiledImageRenderer} using either {@link GLSurfaceView} - * or {@link BlockingGLTextureView}. - */ -public class TiledImageView extends FrameLayout { - - private static final boolean USE_TEXTURE_VIEW = false; - private static final boolean IS_SUPPORTED = - Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN; - private static final boolean USE_CHOREOGRAPHER = - Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN; - - private BlockingGLTextureView mTextureView; - private GLSurfaceView mGLSurfaceView; - private boolean mInvalPending = false; - private FrameCallback mFrameCallback; - - protected static class ImageRendererWrapper { - // Guarded by locks - public float scale; - public int centerX, centerY; - public int rotation; - public TileSource source; - Runnable isReadyCallback; - - // GL thread only - TiledImageRenderer image; - } - - private float[] mValues = new float[9]; - - // ------------------------- - // Guarded by mLock - // ------------------------- - protected Object mLock = new Object(); - protected ImageRendererWrapper mRenderer; - - public static boolean isTilingSupported() { - return IS_SUPPORTED; - } - - public TiledImageView(Context context) { - this(context, null); - } - - public TiledImageView(Context context, AttributeSet attrs) { - super(context, attrs); - if (!IS_SUPPORTED) { - return; - } - - mRenderer = new ImageRendererWrapper(); - mRenderer.image = new TiledImageRenderer(this); - View view; - if (USE_TEXTURE_VIEW) { - mTextureView = new BlockingGLTextureView(context); - mTextureView.setRenderer(new TileRenderer()); - view = mTextureView; - } else { - mGLSurfaceView = new GLSurfaceView(context); - mGLSurfaceView.setEGLContextClientVersion(2); - mGLSurfaceView.setRenderer(new TileRenderer()); - mGLSurfaceView.setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY); - view = mGLSurfaceView; - } - addView(view, new LayoutParams( - LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT)); - //setTileSource(new ColoredTiles()); - } - - public void destroy() { - if (!IS_SUPPORTED) { - return; - } - if (USE_TEXTURE_VIEW) { - mTextureView.destroy(); - } else { - mGLSurfaceView.queueEvent(mFreeTextures); - } - } - - private Runnable mFreeTextures = new Runnable() { - - @Override - public void run() { - mRenderer.image.freeTextures(); - } - }; - - public void onPause() { - if (!IS_SUPPORTED) { - return; - } - if (!USE_TEXTURE_VIEW) { - mGLSurfaceView.onPause(); - } - } - - public void onResume() { - if (!IS_SUPPORTED) { - return; - } - if (!USE_TEXTURE_VIEW) { - mGLSurfaceView.onResume(); - } - } - - public void setTileSource(TileSource source, Runnable isReadyCallback) { - if (!IS_SUPPORTED) { - return; - } - synchronized (mLock) { - mRenderer.source = source; - mRenderer.isReadyCallback = isReadyCallback; - mRenderer.centerX = source != null ? source.getImageWidth() / 2 : 0; - mRenderer.centerY = source != null ? source.getImageHeight() / 2 : 0; - mRenderer.rotation = source != null ? source.getRotation() : 0; - mRenderer.scale = 0; - updateScaleIfNecessaryLocked(mRenderer); - } - invalidate(); - } - - @Override - protected void onLayout(boolean changed, int left, int top, int right, - int bottom) { - super.onLayout(changed, left, top, right, bottom); - if (!IS_SUPPORTED) { - return; - } - synchronized (mLock) { - updateScaleIfNecessaryLocked(mRenderer); - } - } - - private void updateScaleIfNecessaryLocked(ImageRendererWrapper renderer) { - if (renderer == null || renderer.source == null - || renderer.scale > 0 || getWidth() == 0) { - return; - } - renderer.scale = Math.min( - (float) getWidth() / (float) renderer.source.getImageWidth(), - (float) getHeight() / (float) renderer.source.getImageHeight()); - } - - @Override - protected void dispatchDraw(Canvas canvas) { - if (!IS_SUPPORTED) { - return; - } - if (USE_TEXTURE_VIEW) { - mTextureView.render(); - } - super.dispatchDraw(canvas); - } - - @SuppressLint("NewApi") - @Override - public void setTranslationX(float translationX) { - if (!IS_SUPPORTED) { - return; - } - super.setTranslationX(translationX); - } - - @Override - public void invalidate() { - if (!IS_SUPPORTED) { - return; - } - if (USE_TEXTURE_VIEW) { - super.invalidate(); - mTextureView.invalidate(); - } else { - if (USE_CHOREOGRAPHER) { - invalOnVsync(); - } else { - mGLSurfaceView.requestRender(); - } - } - } - - @TargetApi(Build.VERSION_CODES.JELLY_BEAN) - private void invalOnVsync() { - if (!mInvalPending) { - mInvalPending = true; - if (mFrameCallback == null) { - mFrameCallback = new FrameCallback() { - @Override - public void doFrame(long frameTimeNanos) { - mInvalPending = false; - mGLSurfaceView.requestRender(); - } - }; - } - Choreographer.getInstance().postFrameCallback(mFrameCallback); - } - } - - private RectF mTempRectF = new RectF(); - public void positionFromMatrix(Matrix matrix) { - if (!IS_SUPPORTED) { - return; - } - if (mRenderer.source != null) { - final int rotation = mRenderer.source.getRotation(); - final boolean swap = !(rotation % 180 == 0); - final int width = swap ? mRenderer.source.getImageHeight() - : mRenderer.source.getImageWidth(); - final int height = swap ? mRenderer.source.getImageWidth() - : mRenderer.source.getImageHeight(); - mTempRectF.set(0, 0, width, height); - matrix.mapRect(mTempRectF); - matrix.getValues(mValues); - int cx = width / 2; - int cy = height / 2; - float scale = mValues[Matrix.MSCALE_X]; - int xoffset = Math.round((getWidth() - mTempRectF.width()) / 2 / scale); - int yoffset = Math.round((getHeight() - mTempRectF.height()) / 2 / scale); - if (rotation == 90 || rotation == 180) { - cx += (mTempRectF.left / scale) - xoffset; - } else { - cx -= (mTempRectF.left / scale) - xoffset; - } - if (rotation == 180 || rotation == 270) { - cy += (mTempRectF.top / scale) - yoffset; - } else { - cy -= (mTempRectF.top / scale) - yoffset; - } - mRenderer.scale = scale; - mRenderer.centerX = swap ? cy : cx; - mRenderer.centerY = swap ? cx : cy; - invalidate(); - } - } - - private class TileRenderer implements Renderer { - - private GLES20Canvas mCanvas; - - @Override - public void onSurfaceCreated(GL10 gl, EGLConfig config) { - mCanvas = new GLES20Canvas(); - BasicTexture.invalidateAllTextures(); - mRenderer.image.setModel(mRenderer.source, mRenderer.rotation); - } - - @Override - public void onSurfaceChanged(GL10 gl, int width, int height) { - mCanvas.setSize(width, height); - mRenderer.image.setViewSize(width, height); - } - - @Override - public void onDrawFrame(GL10 gl) { - mCanvas.clearBuffer(); - Runnable readyCallback; - synchronized (mLock) { - readyCallback = mRenderer.isReadyCallback; - mRenderer.image.setModel(mRenderer.source, mRenderer.rotation); - mRenderer.image.setPosition(mRenderer.centerX, mRenderer.centerY, - mRenderer.scale); - } - boolean complete = mRenderer.image.draw(mCanvas); - if (complete && readyCallback != null) { - synchronized (mLock) { - // Make sure we don't trample on a newly set callback/source - // if it changed while we were rendering - if (mRenderer.isReadyCallback == readyCallback) { - mRenderer.isReadyCallback = null; - } - } - if (readyCallback != null) { - post(readyCallback); - } - } - } - - } - - @SuppressWarnings("unused") - private static class ColoredTiles implements TileSource { - private static final int[] COLORS = new int[] { - Color.RED, - Color.BLUE, - Color.YELLOW, - Color.GREEN, - Color.CYAN, - Color.MAGENTA, - Color.WHITE, - }; - - private Paint mPaint = new Paint(); - private Canvas mCanvas = new Canvas(); - - @Override - public int getTileSize() { - return 256; - } - - @Override - public int getImageWidth() { - return 16384; - } - - @Override - public int getImageHeight() { - return 8192; - } - - @Override - public int getRotation() { - return 0; - } - - @Override - public Bitmap getTile(int level, int x, int y, Bitmap bitmap) { - int tileSize = getTileSize(); - if (bitmap == null) { - bitmap = Bitmap.createBitmap(tileSize, tileSize, - Bitmap.Config.ARGB_8888); - } - mCanvas.setBitmap(bitmap); - mCanvas.drawColor(COLORS[level]); - mPaint.setColor(Color.BLACK); - mPaint.setTextSize(20); - mPaint.setTextAlign(Align.CENTER); - mCanvas.drawText(x + "x" + y, 128, 128, mPaint); - tileSize <<= level; - x /= tileSize; - y /= tileSize; - mCanvas.drawText(x + "x" + y + " @ " + level, 128, 30, mPaint); - mCanvas.setBitmap(null); - return bitmap; - } - - @Override - public BasicTexture getPreview() { - return null; - } - } -} -- cgit v1.2.3