Example usage for android.graphics BitmapFactory decodeFile

Introduction

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

Prototype

public static Bitmap decodeFile(String pathName)

Source Link

Document

Decode a file path into a bitmap.

Usage

From source file:Main.java

public static Bitmap decodeBitmapFromAlbumId(Context context, long album_id) {
    String pathName = getRealPathFromURI(context, album_id);
    return BitmapFactory.decodeFile(pathName);
}

From source file:Main.java

/**
 * Encode an image form the given path into a {@link Base64}  string
 *
 * @param imagePath Path of the image to encode (must be absolute)
 * @return a {@link Base64} encoded string.
 *//*from w w  w.  j  a v a  2 s. com*/
public static String encodeBitmap(String imagePath) {
    Bitmap image = BitmapFactory.decodeFile(imagePath);
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    image.compress(Bitmap.CompressFormat.JPEG, 100, bos);
    byte[] b = bos.toByteArray();
    String imageEncoded = Base64.encodeToString(b, Base64.DEFAULT);
    return imageEncoded;
}

From source file:Main.java

/**
 * Decodes an image File to Bitmap without resizing the image.<br>
 * Be careful, if the image is big this can become a problem because it will use to much memory.
 * @param file the image file reference/*  www. ja va 2 s. co m*/
 * @return the Bitmap
 */
public static Bitmap decodeBitmapFromFile(File file) {
    return BitmapFactory.decodeFile(file.getPath());
}

From source file:Main.java

/**
 * Gets a bitmap from a path inside the TexturePoemApp-Folder
 * @param path path of the bitmap inside the TexturePoemApp-Folder
 * @return Decoded bitmap /*www .  j a  v  a 2s  .  com*/
 */
public static Bitmap getBitmapFromPath(String path) {
    Bitmap b = null;
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        String galleryPath = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)
                .toString();

        File f = new File(galleryPath + "/TexturePoemApp/" + path);
        if (f.exists()) {
            b = BitmapFactory.decodeFile(f.getAbsolutePath());
        }
    }

    return b;
}

From source file:com.angrystone.JpegCompressor.java

@Override
public PluginResult execute(String action, JSONArray args, String callbackId) {
    PluginResult.Status status = PluginResult.Status.OK;
    String filename = "/mnt/sdcard/DCIM/Camera/Convert_";
    String orifilename = "/mnt/sdcard/DCIM/Camera/";

    if (action.equals("compress")) {
        Integer quality = 100;/*  w  w w  . ja v  a  2s. c o m*/

        try {
            orifilename = orifilename.concat(args.getString(0));
            filename = filename.concat(args.getString(0));
            quality = args.getInt(1);
        } catch (JSONException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        OutputStream outputStream = null;
        File file = new File(filename);
        Bitmap bitmap = BitmapFactory.decodeFile(orifilename);

        try {
            outputStream = new FileOutputStream(file);
            bitmap.compress(Bitmap.CompressFormat.JPEG, quality, outputStream);
            try {
                outputStream.flush();
                outputStream.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        } catch (FileNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        status = PluginResult.Status.INVALID_ACTION;
    }
    return new PluginResult(status, filename);
}

From source file:MainActivity.java

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (requestCode == PHOTO_RESULT && resultCode == RESULT_OK) {
        ImageView imageView = (ImageView) findViewById(R.id.imageView);
        imageView.setImageBitmap(BitmapFactory.decodeFile(mLastPhotoURI.getPath()));

        if (data != null) {
            imageView.setImageBitmap((Bitmap) data.getExtras().get("data"));

            try {
                imageView.setImageBitmap(MediaStore.Images.Media.getBitmap(getContentResolver(),
                        Uri.parse(data.toUri(Intent.URI_ALLOW_UNSAFE))));
            } catch (IOException e) {
                e.printStackTrace();//from  w  w  w  . ja va 2  s  . c o  m
            }
        }

    }
}

From source file:Main.java

public static Bitmap getCompressBitmap(Bitmap bitmap, File file, int quality, int fileSize) {
    Bitmap bmp = null;/*from  ww  w .j  a v a  2s .  c o  m*/
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    boolean result = bitmap.compress(Bitmap.CompressFormat.JPEG, quality, bos);
    LOG("getCompressBitmap result: " + result);
    try {
        if (file != null) {
            if (result) {
                byte[] bt = bos.toByteArray();

                FileOutputStream fos = new FileOutputStream(file);
                fos.write(bt);
                fos.close();

                LOG("file.length(): " + file.length());

                if (file.length() > fileSize) {
                    bmp = getCompressBitmap(bmp, file, (int) (quality * 0.8), fileSize);
                } else {
                    bmp = BitmapFactory.decodeFile(file.getPath());
                }
            }

        } else {
            bmp = BitmapFactory.decodeByteArray(bos.toByteArray(), 0, bos.size());
        }
        bos.close();
    } catch (Exception e) {
        LOG("getCompressBitmap result: e" + e.toString());
        e.printStackTrace();
        return null;
    }
    return bmp;
}

From source file:net.idlesoft.android.apps.github.utils.GravatarCache.java

/**
 * Returns a Bitmap of the Gravatar associated with the provided ID. This
 * image will be scaled according to the provided size.
 * //  ww  w.  j a  v a 2  s.  c o m
 * @param id
 * @param size
 * @return a scaled Bitmap
 */
public static Bitmap getGravatar(final String id, final int size) {
    Bitmap bm = null;
    try {
        final File gravatars = ensure_directory(ROOT_DIR);
        /* Prevents the gravatars from showing up in the Gallery app */
        hideMediaFromGallery(gravatars);

        final File image = new File(gravatars, id + ".png");
        bm = BitmapFactory.decodeFile(image.getPath());
        if (bm == null) {
            bm = downloadGravatar(id);
            /* Compress to a 100x100px PNG */
            bm.compress(Bitmap.CompressFormat.PNG, 100, new FileOutputStream(image));
        }
        bm = Bitmap.createScaledBitmap(bm, size, size, true);
    } catch (final IOException e) {
        Log.e("debug", "Error saving bitmap", e);
        e.printStackTrace();
    }
    return bm;
}

From source file:Main.java

public static Bitmap loadFile(String path) {
    try {/* w ww  .j av  a2s .c o m*/
        return BitmapFactory.decodeFile(path);
    } catch (OutOfMemoryError e) {
        return null;
    }
}

From source file:de.dmxcontrol.device.EntityDevice.java

public static Bitmap getDefaultIcon(Context context) {

    File imgFile = new File(FileManager.ImageStorageName + File.separator + defaultDeviceIcon);
    if (imgFile.isFile()) {
        if (imgFile.exists()) {
            return BitmapFactory.decodeFile(imgFile.getAbsolutePath());
        }//ww w.  j  a v  a  2  s . c om
    }

    // Replace this icon with something else
    return BitmapFactory.decodeResource(context.getResources(), R.drawable.icon);
}