Example usage for android.graphics BitmapFactory decodeByteArray

List of usage examples for android.graphics BitmapFactory decodeByteArray

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  6. decodeByteArray

Introduction

In this page you can find the example usage for android.graphics BitmapFactory decodeByteArray.

Prototype

public static Bitmap decodeByteArray(byte[] data, int offset, int length)

Source Link

Document

Decode an immutable bitmap from the specified byte array.

Usage

From source file:com.example.androidthings.doorbell.DoorbellEntryAdapter.java

@Override
protected void populateViewHolder(DoorbellEntryViewHolder viewHolder, DoorbellEntry model, int position) {
    // Display the timestamp
    CharSequence prettyTime = DateUtils.getRelativeDateTimeString(mApplicationContext, model.getTimestamp(),
            DateUtils.SECOND_IN_MILLIS, DateUtils.WEEK_IN_MILLIS, 0);
    viewHolder.time.setText(prettyTime);

    // Display the image
    if (model.getImage() != null) {
        // Decode image data encoded by the Cloud Vision library
        byte[] imageBytes = Base64.decode(model.getImage(), Base64.NO_WRAP | Base64.URL_SAFE);
        Bitmap bitmap = BitmapFactory.decodeByteArray(imageBytes, 0, imageBytes.length);
        if (bitmap != null) {
            viewHolder.image.setImageBitmap(bitmap);
        } else {/*w  w  w. j  a  va2s  .co m*/
            Drawable placeholder = ContextCompat.getDrawable(mApplicationContext, R.drawable.ic_image);
            viewHolder.image.setImageDrawable(placeholder);
        }
    }

    // Display the metadata
    if (model.getAnnotations() != null) {
        ArrayList<String> keywords = new ArrayList<>(model.getAnnotations().keySet());

        int limit = Math.min(keywords.size(), 3);
        viewHolder.metadata.setText(TextUtils.join("\n", keywords.subList(0, limit)));
    } else {
        viewHolder.metadata.setText("no annotations yet");
    }
}

From source file:com.example.administrator.winsoftsalesproject.activity.NavHomeActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_nav_home);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);//from w w  w .  ja va  2  s  . c o m
    sessionManger = new SessionManger(this);
    sessionManger.checkLogin();
    HashMap<String, String> user = sessionManger.getUserDetails();
    home = new Home();
    fragmentTransaction(home);

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this, drawer, toolbar,
            R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);

    View header = navigationView.getHeaderView(0);
    TextView headerName = (TextView) header.findViewById(R.id.nav_name);
    TextView designation = (TextView) header.findViewById(R.id.nav_designation);
    ImageView headerImage = (ImageView) header.findViewById(R.id.nav_image);

    headerName.setText(user.get(sessionManger.KEY_EMPLOYEE_NAME).toUpperCase());
    designation.setText(user.get(sessionManger.KEY_DEPARTMENT).toUpperCase());

    byte[] decodeString = Base64.decode(user.get(sessionManger.KEY_EMPLOYEE_PHOTO).getBytes(), Base64.DEFAULT);
    Bitmap bitmap = BitmapFactory.decodeByteArray(decodeString, 0, decodeString.length);
    headerImage.setImageBitmap(bitmap);
}

From source file:com.it.selectphotodemo.PhotoUtils.java

/**
 * Given a uri pointing to a bitmap, reads it into a bitmap and returns it.
 * @throws FileNotFoundException/* www  .  j a v a2 s .c  o  m*/
 */
public static Bitmap getBitmapFromUri(Context context, Uri uri) throws FileNotFoundException {
    final InputStream imageStream = context.getContentResolver().openInputStream(uri);
    byte[] data = compressBitmap(BitmapFactory.decodeStream(imageStream));
    return BitmapFactory.decodeByteArray(data, 0, data.length);

}

From source file:jp.iftc.androidasset.db.AssetImage.java

/**
 * @return assetImageBitmap??
 */
public Bitmap getAssetImageBitmap() {
    return BitmapFactory.decodeByteArray(assetImage, 0, assetImage.length);
}

From source file:ca.christophersaunders.tutorials.sqlite.picasa.PicasaImage.java

public Bitmap getThumbnail() {
    if (thumbnail == null && thumbnailLocation != null) {
        getThumbnailBytes();/*  www  .  ja va 2  s. com*/
    }
    if (thumbnail == null && thumbnailBytes.length > 0) {
        thumbnail = BitmapFactory.decodeByteArray(thumbnailBytes, 0, thumbnailBytes.length);
    }
    return thumbnail;
}

From source file:grytsenko.coworkers.web.WebClient.java

public static byte[] toPng(byte[] raw) throws IOException {
    Bitmap bitmap = BitmapFactory.decodeByteArray(raw, 0, raw.length);
    if (bitmap == null) {
        throw new IOException("Not decoded.");
    }//  w  w  w . j av  a  2s  . c  o  m

    ByteArrayOutputStream output = new ByteArrayOutputStream();
    boolean compressed = bitmap.compress(CompressFormat.PNG, PHOTO_QUALITY, output);
    if (!compressed) {
        throw new IOException("Not compressed.");
    }

    return output.toByteArray();
}

From source file:com.carlrice.reader.utils.UiUtils.java

static public Bitmap getScaledBitmap(byte[] iconBytes, int sizeInDp) {
    if (iconBytes != null && iconBytes.length > 0) {
        Bitmap bitmap = BitmapFactory.decodeByteArray(iconBytes, 0, iconBytes.length);
        if (bitmap != null && bitmap.getWidth() != 0 && bitmap.getHeight() != 0) {
            int bitmapSizeInDip = UiUtils.dpToPixel(sizeInDp);
            if (bitmap.getHeight() != bitmapSizeInDip) {
                Bitmap tmp = bitmap;/*from w  w w. j a  v a2 s.c om*/
                bitmap = Bitmap.createScaledBitmap(tmp, bitmapSizeInDip, bitmapSizeInDip, false);
                tmp.recycle();
            }

            return bitmap;
        }
    }

    return null;
}

From source file:com.example.kushagar.knockknock.FragmentMain.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    View rootView = inflater.inflate(R.layout.fragment_main, container, false);

    //TextView mTxtTitle = (TextView) rootView.findViewById(R.id.txtTitle);
    //mTxtTitle.setText(getArguments().getString(TEXT_FRAGMENT));
    mCardContainer = (CardContainer) rootView.findViewById(R.id.layoutview);

    SimpleCardStackAdapter adapter = new SimpleCardStackAdapter(getActivity());

    Resources r = getResources();

    //add the cards here by posting a get request.
    byte[] encodeByte = Base64.decode("Description goes here", Base64.DEFAULT);
    Bitmap bitmap = BitmapFactory.decodeByteArray(encodeByte, 0, encodeByte.length);
    Drawable d = new BitmapDrawable(bitmap);

    adapter.add(new CardModel("Title1", "Description goes here", d));

    CardModel cardModel = new CardModel("Title1", "Description goes here", r.getDrawable(R.drawable.picture1));
    cardModel.setOnClickListener(new CardModel.OnClickListener() {
        @Override//from  w ww  . j  a v  a2  s . co m
        public void OnClickListener() {
            Log.i("Swipeable Cards", "I am pressing the card");
        }
    });

    cardModel.setOnCardDimissedListener(new CardModel.OnCardDimissedListener() {
        @Override
        public void onLike() {
            Log.i("Swipeable Cards", "I like the card");
        }

        @Override
        public void onDislike() {
            Log.i("Swipeable Cards", "I dislike the card");
        }
    });

    adapter.add(cardModel);

    mCardContainer.setAdapter(adapter);

    rootView.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));

    return rootView;
}

From source file:com.gudong.appkit.ui.activity.AppActivity.java

private void fillData() {
    mAppEntity = (AppEntity) getIntent().getParcelableExtra(EXTRA_APP_ENTITY);
    Bitmap bitmap = BitmapFactory.decodeByteArray(mAppEntity.getAppIconData(), 0,
            mAppEntity.getAppIconData().length);
    mImageView.setImageBitmap(bitmap);//from   www .  ja  va  2 s. c  o m
    mTvAppName.setText(mAppEntity.getAppName());
    mTvAppVersion.setText(FormatUtil.formatVersionName(mAppEntity));
    mTvAppPackageName.setText(mAppEntity.getPackageName());
    mTvAppVersionCode.setText("VersionCode:" + mAppEntity.getVersionCode());
    if (Utils.isBriefMode()) {
        mTvAppVersionCode.setVisibility(View.GONE);
    }
}

From source file:com.ravi.apps.android.newsbytes.HeadlinesAdapter.java

@Override
public void bindView(View view, Context context, Cursor cursor) {
    // Extract the view holder.
    ViewHolder viewHolder = (ViewHolder) view.getTag();

    // Get the mark as favorite flag.
    int isFavorite = cursor.getInt(HeadlinesFragment.COL_IS_FAVORITE);

    // If it's marked as favorite load image from byte stream, else use Picasso for loading.
    if (isFavorite == 1) {
        // Get the thumbnail blob from cursor.
        byte[] thumbnailByteStream = cursor.getBlob(HeadlinesFragment.COL_THUMBNAIL);

        // Check if blob for thumbnail is non null.
        if (thumbnailByteStream != null) {
            // Get the thumbnail bitmap from byte array.
            Bitmap thumbnailBitmap = BitmapFactory.decodeByteArray(thumbnailByteStream, 0,
                    thumbnailByteStream.length);

            // Set the thumbnail bitmap into the image view.
            viewHolder.thumbnailView.setImageBitmap(thumbnailBitmap);
            viewHolder.thumbnailView.setScaleType(ImageView.ScaleType.FIT_XY);
        } else {// w  ww  .  j  a  va 2 s.  c o  m
            // Show thumbnail placeholder icon and log error message.
            viewHolder.thumbnailView.setImageResource(R.drawable.thumbnail_placeholder);
            Log.e(LOG_TAG, context.getString(R.string.msg_err_no_thumbnail));
        }
    } else {
        // Get the thumbnail uri.
        String urlThumbnail = cursor.getString(HeadlinesFragment.COL_URI_THUMBNAIL);

        // Check if url for thumbnail is non null.
        if (urlThumbnail != null) {
            // Remove escape characters from the string.
            String url = Utility.removeCharsFromString(urlThumbnail, "\\");

            // Load the thumbnail into image view using Picasso.
            Picasso.with(context).load(url).placeholder(R.drawable.thumbnail_placeholder).fit()
                    .into(viewHolder.thumbnailView);
        } else {
            // Show thumbnail placeholder icon and log error message.
            viewHolder.thumbnailView.setImageResource(R.drawable.thumbnail_placeholder);
            Log.e(LOG_TAG, context.getString(R.string.msg_err_no_thumbnail));
        }
    }

    // Get the headline and set it onto the text view.
    String headline = cursor.getString(HeadlinesFragment.COL_HEADLINE);

    // Check if headline is non null and non empty.
    if (headline != null && !headline.isEmpty()) {
        viewHolder.headlineView.setText(headline);
        viewHolder.headlineView.setContentDescription(headline);
    } else {
        // Display headline not available message and log error message.
        viewHolder.headlineView.setText(context.getString(R.string.msg_err_no_headline));
        viewHolder.headlineView.setContentDescription(context.getString(R.string.msg_err_no_headline));
        Log.e(LOG_TAG, context.getString(R.string.msg_err_no_headline));
    }

    // Generate transition names for shared elements for devices running lollipop or above.
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        viewHolder.thumbnailView.setTransitionName(THUMBNAIL_TRANSITION_NAME + cursor.getPosition());
        viewHolder.headlineView.setTransitionName(HEADLINE_TRANSITION_NAME + cursor.getPosition());
    }
}