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:com.nextgis.maplib.map.RemoteTMSLayer.java

@Override
public Bitmap getBitmap(TileItem tile) {
    Bitmap ret;/* www .java 2 s . co  m*/
    // try to get tile from local cache
    File tilePath = new File(mPath, tile.toString("{z}/{x}/{y}" + TILE_EXT));
    if (tilePath.exists()
            && System.currentTimeMillis() - tilePath.lastModified() < DEFAULT_MAXIMUM_CACHED_FILE_AGE) {
        ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
        if (ret != null) {
            return ret;
        }
    }

    if (!mNet.isNetworkAvailable()) { //return tile from cache
        ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
        return ret;
    }
    // try to get tile from remote
    String url = tile.toString(getURLSubdomain());
    Log.d(TAG, "url: " + url);
    try {

        final HttpGet get = new HttpGet(url);

        //basic auth
        if (null != mLogin && mLogin.length() > 0 && null != mPassword && mPassword.length() > 0) {
            get.setHeader("Accept", "*/*");
            final String basicAuth = "Basic "
                    + Base64.encodeToString((mLogin + ":" + mPassword).getBytes(), Base64.NO_WRAP);
            get.setHeader("Authorization", basicAuth);
        }

        final DefaultHttpClient HTTPClient = mNet.getHttpClient();
        final HttpResponse response = HTTPClient.execute(get);

        // Check to see if we got success
        final org.apache.http.StatusLine line = response.getStatusLine();
        if (line.getStatusCode() != 200) {
            Log.d(TAG, "Problem downloading MapTile: " + url + " HTTP response: " + line);
            ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
            return ret;
        }

        final HttpEntity entity = response.getEntity();
        if (entity == null) {
            Log.d(TAG, "No content downloading MapTile: " + url);
            ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
            return ret;
        }

        FileUtil.createDir(tilePath.getParentFile());

        InputStream input = entity.getContent();
        OutputStream output = new FileOutputStream(tilePath.getAbsolutePath());
        byte data[] = new byte[IO_BUFFER_SIZE];

        FileUtil.copyStream(input, output, data, IO_BUFFER_SIZE);

        output.close();
        input.close();
        ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
        return ret;

    } catch (IOException e) {
        Log.d(TAG, "Problem downloading MapTile: " + url + " Error: " + e.getLocalizedMessage());
    }

    ret = BitmapFactory.decodeFile(tilePath.getAbsolutePath());
    return ret;
}

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From source file:com.rastating.droidbeard.net.SickbeardAsyncTask.java

protected Bitmap getShowBanner(long tvdbid, int cachedInSB) {
    Bitmap banner;//from   w  w w  .  j a  va2 s  . c om
    File cachedBanner = new File(getContext().getCacheDir(), String.valueOf(tvdbid) + ".png");
    if (cachedBanner.exists() && !cachedBanner.isDirectory()) {
        banner = BitmapFactory.decodeFile(cachedBanner.getAbsolutePath());
    } else {
        ArrayList<Pair<String, Object>> params = new ArrayList<Pair<String, Object>>();
        params.add(new Pair<String, Object>("tvdbid", tvdbid));
        banner = getBitmap("show.getbanner", params);

        if (cachedInSB == 1) {
            if (banner != null) {
                try {
                    FileOutputStream stream = new FileOutputStream(cachedBanner);
                    banner.compress(Bitmap.CompressFormat.PNG, 100, stream);
                    stream.flush();
                    stream.close();
                } catch (Exception e) {
                    banner = getDefaultBanner();
                }
            }
        }

        if (banner == null) {
            banner = getDefaultBanner();
        }
    }

    return banner;
}

---

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

public Bitmap getImage(Context context) {
    try {//from  w ww  . j  ava2s  . c  o m
        File imgFile = new File(ImageStorageName + File.separator + mImage);
        if (imgFile.isFile()) {
            if (imgFile.exists()) {
                Bitmap bmp = BitmapFactory.decodeFile(imgFile.getAbsolutePath());
                if (bmp.getHeight() > 128 || bmp.getWidth() > 128) {
                    bmp = Bitmap.createScaledBitmap(bmp, 128, 128, false);
                }
                return bmp;
            }
        }
    } catch (Exception e) {
    }
    // Replace this icon with something else
    return BitmapFactory.decodeResource(context.getResources(), R.drawable.device_new);
}

---

From source file:com.nextgis.mobile.map.RemoteTMSLayer.java

@Override
public Bitmap getBitmap(TileItem tile) {
    // try to get tile from local cache
    File tilePath = new File(mPath, tile.toString("{z}/{x}/{y}.tile"));
    if (tilePath.exists()
            && System.currentTimeMillis() - tilePath.lastModified() < DEFAULT_MAXIMUM_CACHED_FILE_AGE) {
        return BitmapFactory.decodeFile(tilePath.getAbsolutePath());
    }/*  ww  w  .j  ava  2  s .  c o m*/

    if (!mMap.isNetworkAvaliable())
        return null;
    // try to get tile from remote
    try {

        final HttpUriRequest head = new HttpGet(tile.toString(mURL));
        final HttpResponse response;
        response = mHTTPClient.execute(head);

        // Check to see if we got success
        final org.apache.http.StatusLine line = response.getStatusLine();
        if (line.getStatusCode() != 200) {
            Log.w(TAG, "Problem downloading MapTile: " + tile.toString(mURL) + " HTTP response: " + line);
            return null;
        }

        final HttpEntity entity = response.getEntity();
        if (entity == null) {
            Log.w(TAG, "No content downloading MapTile: " + tile.toString(mURL));
            return null;
        }

        FileUtil.createDir(tilePath.getParentFile());

        InputStream input = entity.getContent();
        OutputStream output = new FileOutputStream(tilePath.getAbsolutePath());
        byte data[] = new byte[IO_BUFFER_SIZE];

        FileUtil.copyStream(input, output, data, IO_BUFFER_SIZE);

        output.close();
        input.close();
        return BitmapFactory.decodeFile(tilePath.getAbsolutePath());

    } catch (IOException e) {
        Log.w(TAG, e.getLocalizedMessage());
    }
    return null;
}

---

From source file:com.jigarmjoshi.service.task.UploaderTask.java

private final boolean uploadEntryReport(Report entry) {
    if (entry == null || entry.getUploaded()) {
        return true;
    }/*from ww  w  .  j  ava2  s. c  o m*/
    boolean resultFlag = false;
    try {
        Log.i(UploaderTask.class.getSimpleName(), "uploading " + entry.getImageFileName());
        Bitmap bm = BitmapFactory.decodeFile(entry.getImageFileName());
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        bm.compress(CompressFormat.JPEG, 60, bos);
        byte[] data = bos.toByteArray();
        HttpClient httpClient = new DefaultHttpClient();
        HttpPost postRequest = new HttpPost(this.serverUrl + "/uploadEntryRecord");
        ByteArrayBody bab = new ByteArrayBody(data, "report.jpg");
        // File file= new File("/mnt/sdcard/forest.png");
        // FileBody bin = new FileBody(file);
        MultipartEntity reqEntity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);

        reqEntity.addPart("lat", new StringBody(Utility.encode(entry.getLat())));
        reqEntity.addPart("lon", new StringBody(Utility.encode(entry.getLon())));
        reqEntity.addPart("priority", new StringBody(Utility.encode(entry.getPriority())));
        reqEntity.addPart("fileName", new StringBody(Utility.encode(entry.getImageFileName())));
        reqEntity.addPart("reporterId", new StringBody(Utility.encode(entry.getId())));
        reqEntity.addPart("uploaded", bab);
        postRequest.setEntity(reqEntity);
        HttpResponse response = httpClient.execute(postRequest);
        BufferedReader reader = new BufferedReader(
                new InputStreamReader(response.getEntity().getContent(), "UTF-8"));
        String sResponse;
        StringBuilder responseString = new StringBuilder();

        while ((sResponse = reader.readLine()) != null) {
            responseString = responseString.append(sResponse);
        }
        Log.i(UploaderTask.class.getSimpleName(), responseString.toString());
        if ("SUCCESS".equalsIgnoreCase(responseString.toString())) {
            resultFlag = true;
            if (entry.getImageFileName() != null) {
                File imageFileToDelete = new File(entry.getImageFileName());
                boolean deleted = imageFileToDelete.delete();

                if (deleted) {
                    Log.i(UploaderTask.class.getSimpleName(), "deleted = ?" + deleted);
                    MediaScannerConnection.scanFile(context, new String[] {

                            imageFileToDelete.getAbsolutePath() },

                            null, new MediaScannerConnection.OnScanCompletedListener() {

                                public void onScanCompleted(String path, Uri uri)

                            {

                                }

                            });

                }
            }
        }

    } catch (Exception ex) {
        Log.e(UploaderTask.class.getSimpleName(), "failed to upload", ex);
        resultFlag = false;
    }
    return resultFlag;
}

---

From source file:com.mappn.gfan.ui.SplashActivity.java

private void initSplashBg() {

    File splashFile = new File(getApplicationContext().getCacheDir(), "splash.png");

    if (splashFile.exists()) {
        Bitmap bmp = BitmapFactory.decodeFile(splashFile.getAbsolutePath());
        if (bmp != null) {
            setSplashBitmap(bmp);//  w  w  w .  ja va2 s.  c  om
            return;
        }
    }
    // Splash
    setSplashBitmap(BitmapFactory.decodeResource(getResources(), R.drawable.splash));
    mSession.setSplashTime(0);
}

---

From source file:at.ac.uniklu.mobile.sportal.util.Utils.java

/**
 * Loads a bitmap for the network or from a cached file, if it has already been downloaded before. If the file
 * is loaded for the first time, it is written to the cache to be available next time.
 * //from w w  w. j a v a 2  s . c o  m
 * @param context
 * @param sourceUrl
 * @param cacheFileName
 * @return a bitmap or null if something went wrong
 */
public static Bitmap downloadBitmapWithCache(Context context, String sourceUrl, String cacheFileName)
        throws Exception {
    Bitmap bitmap = null;
    File cacheFile = new File(context.getCacheDir(), cacheFileName);

    boolean cached = cacheFile.exists();
    boolean cachedValid = cached && cacheFile.lastModified() > (System.currentTimeMillis() - MILLIS_PER_WEEK);

    if (cached && cachedValid) {
        // the requested file is cached, load it
        Log.d(TAG, "loading cached file: " + cacheFileName);
        bitmap = BitmapFactory.decodeFile(cacheFile.getAbsolutePath());
    } else {
        // the requested file is not cached, download it from the network
        Log.d(TAG, "file " + (cachedValid ? "too old" : "not cached") + ", downloading: " + sourceUrl);
        byte[] data = downloadFile(sourceUrl, 3);
        if (data != null) {
            bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
            if (bitmap != null) {
                // the download succeeded, cache the file so it is available next time
                FileOutputStream out = new FileOutputStream(cacheFile);
                out.write(data, 0, data.length);
                out.flush();
                out.close();
            } else {
                Log.e(TAG, "failed to download bitmap, may be an unsupported format: " + sourceUrl);
            }
        }
    }

    return bitmap;
}

---

From source file:com.thx.bizcat.util.ImageDownloader.java

public void imageViewProcessing(String localImgUrl, String ServerImgUrl, ImageView imageView) {
    //1.Cache Memory?  ? 
    Bitmap bitmap = getBitmapFromCache(localImgUrl);

    if (bitmap == null) {

        //? ?  ?  ?
        File file = new File(localImgUrl);
        if (file.exists()) {
            Bitmap bm = BitmapFactory.decodeFile(file.getAbsolutePath());
            if (bm != null)
                imageView.setImageBitmap(bm);
            else// w w w  .ja va  2 s.  co  m
                file.delete();
        } else {
            try {
                //? ?   
                URL url = new URL(ServerImgUrl);

                HttpURLConnection conn = (HttpURLConnection) url.openConnection();

                //? : Input Stream? ? ??  ? (?    ? ? )
                InputStream is = conn.getInputStream();

                FileOutputStream fos = new FileOutputStream(localImgUrl);

                int len = conn.getContentLength();
                byte[] raster = new byte[len];

                int Read = 0;
                while (true) {
                    Read = is.read(raster);
                    if (Read <= 0) {
                        break;
                    }
                    fos.write(raster, 0, Read);
                }

                is.close();
                fos.close();
                conn.disconnect();

                //? ? 
                Bitmap bm = BitmapFactory.decodeFile(localImgUrl);
                if (bm != null)
                    imageView.setImageBitmap(bm);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    } else {
        imageView.setImageBitmap(bitmap);
    }
}

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From source file:vn.evolus.droidreader.util.ImageCache.java

public synchronized Bitmap get(Object key) {
    String imageUrl = (String) key;
    Bitmap bitmap = cache.get(imageUrl);

    if (bitmap != null) {
        // 1st level cache hit (memory)
        return bitmap;
    }//from ww  w  .jav a  2s  .  c o m

    File imageFile = getImageFile(imageUrl);
    if (imageFile.exists()) {
        // 2nd level cache hit (disk)
        try {
            bitmap = BitmapFactory.decodeFile(imageFile.getAbsolutePath());
        } catch (Throwable e) {
        }

        if (bitmap == null) {
            // treat decoding errors as a cache miss
            return null;
        }
        cache.put(imageUrl, bitmap);
        return bitmap;
    }

    // cache miss
    return null;
}

---

From source file:com.binomed.showtime.android.util.images.ImageDownloader.java

private Bitmap getFileDrawable(String url) {
    Bitmap image = null;//w ww.  jav  a2 s  . c  o  m
    String finalFileName = url.substring(url.lastIndexOf("/"), url.length());
    try {
        File root = Environment.getExternalStorageDirectory();
        if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
            File imageFile = new File(root,
                    new StringBuilder(CineShowtimeCst.FOLDER_POSTER).append(getFileName(url)).toString());
            Log.d(LOG_TAG, "Try getting file : " + imageFile.getAbsolutePath());
            if (imageFile.exists()) {
                image = BitmapFactory.decodeFile(imageFile.getAbsolutePath());
            }
        } else {
            Log.d(LOG_TAG, "SD card unmounted : " + url);

        }
    } catch (Exception e) {
        Log.e(LOG_TAG, "Error creating file", e);
    }

    if (image != null) {
        addBitmapToCache(url, image);
    }

    return image;
}

---

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