1d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd/* 2d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * Copyright (C) 2015 The Android Open Source Project 3d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * 4d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * Licensed under the Apache License, Version 2.0 (the "License"); 5d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * you may not use this file except in compliance with the License. 6d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * You may obtain a copy of the License at 7d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * 8d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * http://www.apache.org/licenses/LICENSE-2.0 9d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * 10d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * Unless required by applicable law or agreed to in writing, software 11d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * distributed under the License is distributed on an "AS IS" BASIS, 12d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * See the License for the specific language governing permissions and 14d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd * limitations under the License. 15d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd */ 16d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 17d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddpackage com.android.messaging.ui.mediapicker; 18d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 19d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.content.Context; 20d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.graphics.Bitmap; 21d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.graphics.BitmapFactory; 22d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.graphics.Canvas; 23d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.graphics.Matrix; 24d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport android.net.Uri; 25d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 26d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.datamodel.MediaScratchFileProvider; 27d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.Assert; 28d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.ContentType; 29d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.LogUtil; 30d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.SafeAsyncTask; 31d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.exif.ExifInterface; 32d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport com.android.messaging.util.exif.ExifTag; 33d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 34d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport java.io.IOException; 35d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddimport java.io.OutputStream; 36d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 37d3b009ae55651f1e60950342468e3c37fdeb0796Mike Doddpublic class ImagePersistTask extends SafeAsyncTask<Void, Void, Void> { 38d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private static final String JPEG_EXTENSION = "jpg"; 39d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private static final String TAG = LogUtil.BUGLE_TAG; 40d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 41d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private int mWidth; 42d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private int mHeight; 43d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private final float mHeightPercent; 44d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private final byte[] mBytes; 45d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private final Context mContext; 46d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private final CameraManager.MediaCallback mCallback; 47d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private Uri mOutputUri; 48d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd private Exception mException; 49d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 50d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd public ImagePersistTask( 51d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int width, 52d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int height, 53d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final float heightPercent, 54d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final byte[] bytes, 55d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final Context context, 56d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final CameraManager.MediaCallback callback) { 57d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.isTrue(heightPercent >= 0 && heightPercent <= 1); 58d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.notNull(bytes); 59d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.notNull(context); 60d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.notNull(callback); 61d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mWidth = width; 62d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mHeight = height; 63d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mHeightPercent = heightPercent; 64d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mBytes = bytes; 65d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mContext = context; 66d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mCallback = callback; 67d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // TODO: We probably want to store directly in MMS storage to prevent this 68d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // intermediate step 69d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mOutputUri = MediaScratchFileProvider.buildMediaScratchSpaceUri(JPEG_EXTENSION); 70d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 71d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 72d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd @Override 73d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd protected Void doInBackgroundTimed(final Void... params) { 74d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd OutputStream outputStream = null; 75d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Bitmap bitmap = null; 76d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Bitmap clippedBitmap = null; 77d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd try { 78d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd outputStream = 79d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mContext.getContentResolver().openOutputStream(mOutputUri); 80d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (mHeightPercent != 1.0f) { 81d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd int orientation = android.media.ExifInterface.ORIENTATION_UNDEFINED; 82d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final ExifInterface exifInterface = new ExifInterface(); 83d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd try { 84d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.readExif(mBytes); 85d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final Integer orientationValue = 86d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.getTagIntValue(ExifInterface.TAG_ORIENTATION); 87d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (orientationValue != null) { 88d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd orientation = orientationValue.intValue(); 89d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 90d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // The thumbnail is of the full image, but we're cropping it, so just clear 91d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // the thumbnail 92d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.setCompressedThumbnail((byte[]) null); 93d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } catch (IOException e) { 94d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // Couldn't get exif tags, not the end of the world 95d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 96d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd bitmap = BitmapFactory.decodeByteArray(mBytes, 0, mBytes.length); 97d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int clippedWidth; 98d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int clippedHeight; 99d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (ExifInterface.getOrientationParams(orientation).invertDimensions) { 100d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.equals(mWidth, bitmap.getHeight()); 101d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.equals(mHeight, bitmap.getWidth()); 102d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedWidth = (int) (mHeight * mHeightPercent); 103d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedHeight = mWidth; 104d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } else { 105d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.equals(mWidth, bitmap.getWidth()); 106d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.equals(mHeight, bitmap.getHeight()); 107d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedWidth = mWidth; 108d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedHeight = (int) (mHeight * mHeightPercent); 109d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 110d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int offsetTop = (bitmap.getHeight() - clippedHeight) / 2; 111d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final int offsetLeft = (bitmap.getWidth() - clippedWidth) / 2; 112d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mWidth = clippedWidth; 113d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mHeight = clippedHeight; 114d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedBitmap = Bitmap.createBitmap(clippedWidth, clippedHeight, 115d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Bitmap.Config.ARGB_8888); 116d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedBitmap.setDensity(bitmap.getDensity()); 117d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final Canvas clippedBitmapCanvas = new Canvas(clippedBitmap); 118d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd final Matrix matrix = new Matrix(); 119d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd matrix.postTranslate(-offsetLeft, -offsetTop); 120d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedBitmapCanvas.drawBitmap(bitmap, matrix, null /* paint */); 121d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedBitmapCanvas.save(); 122d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // EXIF data can take a big chunk of the file size and is often cleared by the 123d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // carrier, only store orientation since that's critical 124d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd ExifTag orientationTag = exifInterface.getTag(ExifInterface.TAG_ORIENTATION); 125d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.clearExif(); 126d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.setTag(orientationTag); 127d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd exifInterface.writeExif(clippedBitmap, outputStream); 128d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } else { 129d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd outputStream.write(mBytes); 130d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 131d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } catch (final IOException e) { 132d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mOutputUri = null; 133d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mException = e; 134d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd LogUtil.e(TAG, "Unable to persist image to temp storage " + e); 135d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } finally { 136d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (bitmap != null) { 137d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd bitmap.recycle(); 138d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 139d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 140d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (clippedBitmap != null) { 141d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd clippedBitmap.recycle(); 142d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 143d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 144d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (outputStream != null) { 145d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd try { 146d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd outputStream.flush(); 147d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } catch (final IOException e) { 148d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mOutputUri = null; 149d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mException = e; 150d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd LogUtil.e(TAG, "error trying to flush and close the outputStream" + e); 151d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } finally { 152d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd try { 153d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd outputStream.close(); 154d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } catch (final IOException e) { 155d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd // Do nothing. 156d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 157d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 158d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 159d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 160d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd return null; 161d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 162d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd 163d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd @Override 164d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd protected void onPostExecute(final Void aVoid) { 165d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd if (mOutputUri != null) { 166d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mCallback.onMediaReady(mOutputUri, ContentType.IMAGE_JPEG, mWidth, mHeight); 167d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } else { 168d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd Assert.notNull(mException); 169d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd mCallback.onMediaFailed(mException); 170d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 171d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd } 172d3b009ae55651f1e60950342468e3c37fdeb0796Mike Dodd} 173