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Commit 38037874 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Return more information from ImageExporter"

parents 4469d60c 3ae3b836

packages/SystemUI/src/com/android/systemui/screenshot/ImageExporter.java

+41 −13
Original line number Diff line number Diff line
@@ -35,6 +35,8 @@ import android.util.Log; 
import androidx.concurrent.futures.CallbackToFutureAdapter;

import androidx.exifinterface.media.ExifInterface;



import com.android.internal.annotations.VisibleForTesting;



import com.google.common.util.concurrent.ListenableFuture;



import java.io.File;
@@ -114,8 +116,8 @@ class ImageExporter { 
     *

     * @return a listenable future result

     */

    ListenableFuture<Uri> export(Executor executor, Bitmap bitmap) {

        return export(executor, bitmap, ZonedDateTime.now());

    ListenableFuture<Result> export(Executor executor, String requestId, Bitmap bitmap) {

        return export(executor, requestId, bitmap, ZonedDateTime.now());

    }



    /**
@@ -126,8 +128,10 @@ class ImageExporter { 
     *

     * @return a listenable future result

     */

    ListenableFuture<Uri> export(Executor executor, Bitmap bitmap, ZonedDateTime captureTime) {

        final Task task = new Task(mResolver, bitmap, captureTime, mCompressFormat, mQuality);

    ListenableFuture<Result> export(Executor executor, String requestId, Bitmap bitmap,

            ZonedDateTime captureTime) {

        final Task task =

                new Task(mResolver, requestId, bitmap, captureTime, mCompressFormat, mQuality);

        return CallbackToFutureAdapter.getFuture(

                (completer) -> {

                    executor.execute(() -> {
@@ -142,32 +146,46 @@ class ImageExporter { 
        );

    }



    static class Result {

        String requestId;

        String fileName;

        long timestamp;

        Uri uri;

        CompressFormat format;

    }



    private static class Task {

        private final ContentResolver mResolver;

        private final String mRequestId;

        private final Bitmap mBitmap;

        private final ZonedDateTime mCaptureTime;

        private final CompressFormat mFormat;

        private final int mQuality;

        private final Bitmap mBitmap;

        private final String mFileName;



        Task(ContentResolver resolver, Bitmap bitmap, ZonedDateTime captureTime,

        Task(ContentResolver resolver, String requestId, Bitmap bitmap, ZonedDateTime captureTime,

                CompressFormat format, int quality) {

            mResolver = resolver;

            mRequestId = requestId;

            mBitmap = bitmap;

            mCaptureTime = captureTime;

            mFormat = format;

            mQuality = quality;

            mFileName = createFilename(mCaptureTime, mFormat);

        }



        public Uri execute() throws ImageExportException, InterruptedException {

        public Result execute() throws ImageExportException, InterruptedException {

            Trace.beginSection("ImageExporter_execute");

            Uri uri = null;

            Instant start = null;

            Result result = new Result();

            try {

                if (LogConfig.DEBUG_STORAGE) {

                    Log.d(TAG, "image export started");

                    start = Instant.now();

                }

                uri = createEntry(mFormat, mCaptureTime);



                uri = createEntry(mFormat, mCaptureTime, mFileName);

                throwIfInterrupted();



                writeImage(mBitmap, mFormat, mQuality, uri);
@@ -178,6 +196,12 @@ class ImageExporter { 


                publishEntry(uri);



                result.timestamp = mCaptureTime.toInstant().toEpochMilli();

                result.requestId = mRequestId;

                result.uri = uri;

                result.fileName = mFileName;

                result.format = mFormat;



                if (LogConfig.DEBUG_STORAGE) {

                    Log.d(TAG, "image export completed: "

                            + Duration.between(start, Instant.now()).toMillis() + " ms");
@@ -190,13 +214,15 @@ class ImageExporter { 
            } finally {

                Trace.endSection();

            }

            return uri;

            return result;

        }



        Uri createEntry(CompressFormat format, ZonedDateTime time) throws ImageExportException {

        Uri createEntry(CompressFormat format, ZonedDateTime time, String fileName)

                throws ImageExportException {

            Trace.beginSection("ImageExporter_createEntry");

            try {

                final ContentValues values = createMetadata(time, format);

                final ContentValues values = createMetadata(time, format, fileName);



                Uri uri = mResolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);

                if (uri == null) {

                    throw new ImageExportException(RESOLVER_INSERT_RETURNED_NULL);
@@ -276,14 +302,16 @@ class ImageExporter { 
        }

    }



    @VisibleForTesting

    static String createFilename(ZonedDateTime time, CompressFormat format) {

        return String.format(FILENAME_PATTERN, time, fileExtension(format));

    }



    static ContentValues createMetadata(ZonedDateTime captureTime, CompressFormat format) {

    static ContentValues createMetadata(ZonedDateTime captureTime, CompressFormat format,

            String fileName) {

        ContentValues values = new ContentValues();

        values.put(MediaStore.MediaColumns.RELATIVE_PATH, SCREENSHOTS_PATH);

        values.put(MediaStore.MediaColumns.DISPLAY_NAME, createFilename(captureTime, format));

        values.put(MediaStore.MediaColumns.DISPLAY_NAME, fileName);

        values.put(MediaStore.MediaColumns.MIME_TYPE, getMimeType(format));

        values.put(MediaStore.MediaColumns.DATE_ADDED, captureTime.toEpochSecond());

        values.put(MediaStore.MediaColumns.DATE_MODIFIED, captureTime.toEpochSecond());

packages/SystemUI/src/com/android/systemui/screenshot/SaveImageInBackgroundTask.java

+25 −20
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ import android.content.ClipDescription; 
import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.UserInfo;

import android.content.res.Resources;

import android.graphics.Bitmap;

import android.graphics.drawable.Icon;
@@ -49,8 +50,9 @@ import com.android.systemui.R; 
import com.android.systemui.SystemUIFactory;

import com.android.systemui.screenshot.ScreenshotController.SavedImageData.ActionTransition;



import com.google.common.util.concurrent.ListenableFuture;



import java.text.DateFormat;

import java.text.SimpleDateFormat;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;
@@ -65,7 +67,6 @@ import java.util.function.Supplier; 
class SaveImageInBackgroundTask extends AsyncTask<Void, Void, Void> {

    private static final String TAG = logTag(SaveImageInBackgroundTask.class);



    private static final String SCREENSHOT_FILE_NAME_TEMPLATE = "Screenshot_%s.png";

    private static final String SCREENSHOT_ID_TEMPLATE = "Screenshot_%s";

    private static final String SCREENSHOT_SHARE_SUBJECT_TEMPLATE = "Screenshot (%s)";
@@ -73,14 +74,14 @@ class SaveImageInBackgroundTask extends AsyncTask<Void, Void, Void> { 
    private final ScreenshotSmartActions mScreenshotSmartActions;

    private final ScreenshotController.SaveImageInBackgroundData mParams;

    private final ScreenshotController.SavedImageData mImageData;

    private final String mImageFileName;

    private final long mImageTime;



    private final ScreenshotNotificationSmartActionsProvider mSmartActionsProvider;

    private final String mScreenshotId;

    private String mScreenshotId;

    private final boolean mSmartActionsEnabled;

    private final Random mRandom = new Random();

    private final Supplier<ActionTransition> mSharedElementTransition;

    private final ImageExporter mImageExporter;

    private long mImageTime;



    SaveImageInBackgroundTask(Context context, ImageExporter exporter,

            ScreenshotSmartActions screenshotSmartActions,
@@ -94,10 +95,6 @@ class SaveImageInBackgroundTask extends AsyncTask<Void, Void, Void> { 


        // Prepare all the output metadata

        mParams = data;

        mImageTime = System.currentTimeMillis();

        String imageDate = new SimpleDateFormat("yyyyMMdd-HHmmss").format(new Date(mImageTime));

        mImageFileName = String.format(SCREENSHOT_FILE_NAME_TEMPLATE, imageDate);

        mScreenshotId = String.format(SCREENSHOT_ID_TEMPLATE, UUID.randomUUID());



        // Initialize screenshot notification smart actions provider.

        mSmartActionsEnabled = DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_SYSTEMUI,
@@ -121,18 +118,27 @@ class SaveImageInBackgroundTask extends AsyncTask<Void, Void, Void> { 
            }

            return null;

        }

        // TODO: move to constructor / from ScreenshotRequest

        final UUID uuid = UUID.randomUUID();

        final UserHandle user = getUserHandleOfForegroundApplication(mContext);



        Thread.currentThread().setPriority(Thread.MAX_PRIORITY);



        Bitmap image = mParams.image;



        String requestId = uuid.toString();

        mScreenshotId = String.format(SCREENSHOT_ID_TEMPLATE, uuid);

        try {

            // Call synchronously here since already on a background thread.

            Uri uri = mImageExporter.export(Runnable::run, image).get();

            ListenableFuture<ImageExporter.Result> future =

                    mImageExporter.export(Runnable::run, requestId, image);

            ImageExporter.Result result = future.get();

            final Uri uri = result.uri;

            mImageTime = result.timestamp;



            CompletableFuture<List<Notification.Action>> smartActionsFuture =

                    mScreenshotSmartActions.getSmartActionsFuture(

                            mScreenshotId, uri, image, mSmartActionsProvider,

                            mSmartActionsEnabled, getUserHandle(mContext));

                            mSmartActionsEnabled, user);



            List<Notification.Action> smartActions = new ArrayList<>();

            if (mSmartActionsEnabled) {
@@ -336,22 +342,21 @@ class SaveImageInBackgroundTask extends AsyncTask<Void, Void, Void> { 
        return deleteActionBuilder.build();

    }



    private int getUserHandleOfForegroundApplication(Context context) {

    private UserHandle getUserHandleOfForegroundApplication(Context context) {

        UserManager manager = UserManager.get(context);

        int result;

        // This logic matches

        // com.android.systemui.statusbar.phone.PhoneStatusBarPolicy#updateManagedProfile

        try {

            return ActivityTaskManager.getService().getLastResumedActivityUserId();

            result = ActivityTaskManager.getService().getLastResumedActivityUserId();

        } catch (RemoteException e) {

            if (DEBUG_ACTIONS) {

                Log.d(TAG, "Failed to get UserHandle of foreground app: ", e);

            }

            return context.getUserId();

        }

            result = context.getUserId();

        }



    private UserHandle getUserHandle(Context context) {

        UserManager manager = UserManager.get(context);

        return manager.getUserInfo(getUserHandleOfForegroundApplication(context)).getUserHandle();

        UserInfo userInfo = manager.getUserInfo(result);

        return userInfo.getUserHandle();

    }



    private List<Notification.Action> buildSmartActions(

packages/SystemUI/src/com/android/systemui/screenshot/ScrollCaptureController.java

+11 −3
Original line number Diff line number Diff line
@@ -29,6 +29,8 @@ import com.android.systemui.screenshot.ScrollCaptureClient.Session; 


import com.google.common.util.concurrent.ListenableFuture;



import java.time.ZonedDateTime;

import java.util.UUID;

import java.util.concurrent.ExecutionException;

import java.util.concurrent.Executor;

import java.util.function.Consumer;
@@ -52,6 +54,9 @@ public class ScrollCaptureController { 
    private final ImageExporter mImageExporter;

    private final ImageTileSet mImageTileSet;



    private ZonedDateTime mCaptureTime;

    private String mRequestId;



    public ScrollCaptureController(Context context, Connection connection, Executor uiExecutor,

            Executor bgExecutor, ImageExporter exporter) {

        mContext = context;
@@ -68,6 +73,8 @@ public class ScrollCaptureController { 
     * @param after action to take after the flow is complete

     */

    public void run(final Runnable after) {

        mCaptureTime = ZonedDateTime.now();

        mRequestId = UUID.randomUUID().toString();

        mConnection.start((session) -> startCapture(session, after));

    }
@@ -109,11 +116,12 @@ public class ScrollCaptureController { 
    void exportToFile(Bitmap bitmap, Session session, Runnable afterEnd) {

        mImageExporter.setFormat(Bitmap.CompressFormat.PNG);

        mImageExporter.setQuality(6);

        ListenableFuture<Uri> future =

                mImageExporter.export(mBgExecutor, bitmap);

        ListenableFuture<ImageExporter.Result> future =

                mImageExporter.export(mBgExecutor, mRequestId, bitmap, mCaptureTime);

        future.addListener(() -> {

            try {

                launchViewer(future.get());

                ImageExporter.Result result = future.get();

                launchViewer(result.uri);

            } catch (InterruptedException | ExecutionException e) {

                Toast.makeText(mContext, "Failed to write image", Toast.LENGTH_SHORT).show();

                Log.e(TAG, "Error storing screenshot to media store", e.getCause());

packages/SystemUI/tests/src/com/android/systemui/screenshot/ImageExporterTest.java

+18 −8
Original line number Diff line number Diff line
@@ -32,7 +32,6 @@ import android.graphics.BitmapFactory; 
import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.net.Uri;

import android.os.Build;

import android.os.ParcelFileDescriptor;

import android.provider.MediaStore;
@@ -93,21 +92,31 @@ public class ImageExporterTest extends SysuiTestCase { 
        ContentResolver contentResolver = context.getContentResolver();

        ImageExporter exporter = new ImageExporter(contentResolver);



        String requestId = "some_random_unique_id";

        Bitmap original = createCheckerBitmap(10, 10, 10);



        ListenableFuture<Uri> direct = exporter.export(DIRECT_EXECUTOR, original, CAPTURE_TIME);

        ListenableFuture<ImageExporter.Result> direct =

                exporter.export(DIRECT_EXECUTOR, requestId, original, CAPTURE_TIME);

        assertTrue("future should be done", direct.isDone());

        assertFalse("future should not be canceled", direct.isCancelled());

        Uri result = direct.get();

        ImageExporter.Result result = direct.get();



        assertEquals("Result should contain the same request id", requestId, result.requestId);

        assertEquals("Filename should contain the correct filename",

                "Screenshot_20201215-131500.png", result.fileName);

        assertNotNull("CompressFormat should be set", result.format);

        assertEquals("The default CompressFormat should be PNG", CompressFormat.PNG, result.format);

        assertNotNull("Uri should not be null", result.uri);

        assertEquals("Timestamp should match input", CAPTURE_TIME.toInstant().toEpochMilli(),

                result.timestamp);



        assertNotNull("Uri should not be null", result);

        Bitmap decoded = null;

        try (InputStream in = contentResolver.openInputStream(result)) {

        try (InputStream in = contentResolver.openInputStream(result.uri)) {

            decoded = BitmapFactory.decodeStream(in);

            assertNotNull("decoded image should not be null", decoded);

            assertTrue("original and decoded image should be identical", original.sameAs(decoded));



            try (ParcelFileDescriptor pfd = contentResolver.openFile(result, "r", null)) {

            try (ParcelFileDescriptor pfd = contentResolver.openFile(result.uri, "r", null)) {

                assertNotNull(pfd);

                ExifInterface exifInterface = new ExifInterface(pfd.getFileDescriptor());
@@ -130,13 +139,14 @@ public class ImageExporterTest extends SysuiTestCase { 
            if (decoded != null) {

                decoded.recycle();

            }

            contentResolver.delete(result, null);

            contentResolver.delete(result.uri, null);

        }

    }



    @Test

    public void testMediaStoreMetadata() {

        ContentValues values = ImageExporter.createMetadata(CAPTURE_TIME, CompressFormat.PNG);

        String name = ImageExporter.createFilename(CAPTURE_TIME, CompressFormat.PNG);

        ContentValues values = ImageExporter.createMetadata(CAPTURE_TIME, CompressFormat.PNG, name);

        assertEquals("Pictures/Screenshots",

                values.getAsString(MediaStore.MediaColumns.RELATIVE_PATH));

        assertEquals("Screenshot_20201215-131500.png",