Examples with AssetFileDescriptor android.content.res.AssetFileDescriptor used on opensource projects

Example 96 with AssetFileDescriptor

use of android.content.res.AssetFileDescriptor in project LuaViewSDK by alibaba.

the class UDAudio method play.

/**
 * start playing audio
 *
 * @param uriOrName
 * @param loopTimes
 * @return
 */
public synchronized UDAudio play(String uriOrName, Integer loopTimes) {
    stopAndReset();
    if (uriOrName != null && uriOrName.equals(this.mUriOrName) == false) {
        // url 不同
        this.mUriOrName = uriOrName;
    }
    if (loopTimes != null) {
        this.mLoopTimes = loopTimes;
    }
    if (this.mUriOrName != null) {
        final MediaPlayer player = getMediaPlayer();
        if (player != null && player.isPlaying() == false) {
            String uri = null;
            boolean assetFileExist = false;
            if (URLUtil.isNetworkUrl(this.mUriOrName) || URLUtil.isFileUrl(this.mUriOrName) || URLUtil.isAssetUrl(this.mUriOrName)) {
                // net & file & asset
                uri = this.mUriOrName;
            } else {
                // plain text, use as file path
                uri = getLuaResourceFinder().buildFullPathInBundleOrAssets(this.mUriOrName);
                assetFileExist = AssetUtil.exists(getContext(), uri);
            }
            try {
                if (assetFileExist) {
                    final AssetFileDescriptor descriptor = getContext().getAssets().openFd(uri);
                    player.setDataSource(descriptor.getFileDescriptor(), descriptor.getStartOffset(), descriptor.getLength());
                } else {
                    player.setDataSource(uri);
                }
                player.setOnErrorListener(this);
                player.setOnCompletionListener(this);
                player.setOnPreparedListener(this);
                player.setLooping((this.mLoopTimes != null && this.mLoopTimes > 1) ? true : false);
                player.prepareAsync();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    return this;
}

Example 97 with AssetFileDescriptor

use of android.content.res.AssetFileDescriptor in project u2020 by JakeWharton.

the class MockRequestHandler method load.

@Override
public Result load(Request request, int networkPolicy) throws IOException {
    // Grab only the path sans leading slash.
    String imagePath = request.uri.getPath().substring(1);
    // Check the disk cache for the image. A non-null return value indicates a hit.
    boolean cacheHit = emulatedDiskCache.get(imagePath) != null;
    // If there's a hit, grab the image stream and return it.
    if (cacheHit) {
        return new Result(loadBitmap(imagePath), Picasso.LoadedFrom.DISK);
    }
    // If we are not allowed to hit the network and the cache missed return a big fat nothing.
    if (NetworkPolicy.isOfflineOnly(networkPolicy)) {
        return null;
    }
    // to fake an network error.
    if (behavior.calculateIsFailure()) {
        SystemClock.sleep(behavior.calculateDelay(MILLISECONDS));
        throw new IOException("Fake network error!");
    }
    // We aren't throwing a network error so fake a round trip delay.
    SystemClock.sleep(behavior.calculateDelay(MILLISECONDS));
    // Since we cache missed put it in the LRU.
    AssetFileDescriptor fileDescriptor = assetManager.openFd(imagePath);
    long size = fileDescriptor.getLength();
    fileDescriptor.close();
    emulatedDiskCache.put(imagePath, size);
    // Grab the image stream and return it.
    return new Result(loadBitmap(imagePath), Picasso.LoadedFrom.NETWORK);
}

Example 98 with AssetFileDescriptor

use of android.content.res.AssetFileDescriptor in project NotificationPeekPort by lzanita09.

the class ContactHelper method openDisplayPhoto.

/**
 * Get the InputStream object of the contact photo with given contact ID.
 *
 * @param context       Context object of the caller.
 * @param contactId     Contact ID.
 * @return              InputStream object of the contact photo.
 */
public static InputStream openDisplayPhoto(Context context, long contactId) {
    Uri contactUri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, contactId);
    Uri displayPhotoUri = Uri.withAppendedPath(contactUri, ContactsContract.Contacts.Photo.DISPLAY_PHOTO);
    try {
        AssetFileDescriptor fd = context.getContentResolver().openAssetFileDescriptor(displayPhotoUri, "r");
        return fd.createInputStream();
    } catch (IOException e) {
        return null;
    }
}

Example 99 with AssetFileDescriptor

use of android.content.res.AssetFileDescriptor in project aFileChooser by iPaulPro.

the class LocalStorageProvider method openDocumentThumbnail.

@Override
public AssetFileDescriptor openDocumentThumbnail(final String documentId, final Point sizeHint, final CancellationSignal signal) throws FileNotFoundException {
    // Assume documentId points to an image file. Build a thumbnail no
    // larger than twice the sizeHint
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;
    BitmapFactory.decodeFile(documentId, options);
    final int targetHeight = 2 * sizeHint.y;
    final int targetWidth = 2 * sizeHint.x;
    final int height = options.outHeight;
    final int width = options.outWidth;
    options.inSampleSize = 1;
    if (height > targetHeight || width > targetWidth) {
        final int halfHeight = height / 2;
        final int halfWidth = width / 2;
        // height and width larger than the requested height and width.
        while ((halfHeight / options.inSampleSize) > targetHeight || (halfWidth / options.inSampleSize) > targetWidth) {
            options.inSampleSize *= 2;
        }
    }
    options.inJustDecodeBounds = false;
    Bitmap bitmap = BitmapFactory.decodeFile(documentId, options);
    // Write out the thumbnail to a temporary file
    File tempFile = null;
    FileOutputStream out = null;
    try {
        tempFile = File.createTempFile("thumbnail", null, getContext().getCacheDir());
        out = new FileOutputStream(tempFile);
        bitmap.compress(Bitmap.CompressFormat.PNG, 90, out);
    } catch (IOException e) {
        Log.e(LocalStorageProvider.class.getSimpleName(), "Error writing thumbnail", e);
        return null;
    } finally {
        if (out != null)
            try {
                out.close();
            } catch (IOException e) {
                Log.e(LocalStorageProvider.class.getSimpleName(), "Error closing thumbnail", e);
            }
    }
    // AssetFileDescriptor
    return new AssetFileDescriptor(ParcelFileDescriptor.open(tempFile, ParcelFileDescriptor.MODE_READ_ONLY), 0, AssetFileDescriptor.UNKNOWN_LENGTH);
}

Example 100 with AssetFileDescriptor

use of android.content.res.AssetFileDescriptor in project ABPlayer by winkstu.

the class MediaPlayerDemo_Audio method createMediaPlayer.

public MediaPlayer createMediaPlayer(Context context, int resid) {
    try {
        AssetFileDescriptor afd = context.getResources().openRawResourceFd(resid);
        MediaPlayer mp = new MediaPlayer(context);
        mp.setDataSource(afd.getFileDescriptor());
        afd.close();
        mp.prepare();
        return mp;
    } catch (IOException ex) {
        Log.d(TAG, "create failed:", ex);
    // fall through
    } catch (IllegalArgumentException ex) {
        Log.d(TAG, "create failed:", ex);
    // fall through
    } catch (SecurityException ex) {
        Log.d(TAG, "create failed:", ex);
    // fall through
    }
    return null;
}