Example usage for android.graphics BitmapFactory 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, Options opts) 

Source Link

Document

Decode an immutable bitmap from the specified byte array.

Usage

From source file:com.dongbang.yutian.activity.CommonScanActivity.java

/**
 *
 *//*from   ww  w  .  java  2s.c  o  m*/
public void scanResult(Result rawResult, Bundle bundle) {
    //????????????reScan()
    //scanManager.reScan();
    //      Toast.makeText(that, "result="+rawResult.getText(), Toast.LENGTH_LONG).show();

    if (!scanManager.isScanning()) { //?????
        //???
        rescan.setVisibility(View.VISIBLE);
        scan_image.setVisibility(View.VISIBLE);
        Bitmap barcode = null;
        byte[] compressedBitmap = bundle.getByteArray(DecodeThread.BARCODE_BITMAP);
        if (compressedBitmap != null) {
            barcode = BitmapFactory.decodeByteArray(compressedBitmap, 0, compressedBitmap.length, null);
            barcode = barcode.copy(Bitmap.Config.ARGB_8888, true);
        }
        scan_image.setImageBitmap(barcode);
    }
    rescan.setVisibility(View.VISIBLE);
    scan_image.setVisibility(View.VISIBLE);
    tv_scan_result.setVisibility(View.VISIBLE);
    tv_scan_result.setText("" + rawResult.getText());
    //        Toast.makeText(this,""+rawResult.getText(),Toast.LENGTH_SHORT).show();
    //      result=rawResult.getText();
    ScanResult.setResult(rawResult.getText());
    finish();
    Intent it = new Intent(this, ProductInfoActivity.class);
    startActivity(it);
}

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From source file:com.example.d062654.faciliman._3f_FacilityDetailed.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    ll = (RelativeLayout) inflater.inflate(R.layout.facilitydetailed, container, false);
    facarchive = (Button) ll.findViewById(R.id.facarchive);

    factitle = (TextView) ll.findViewById(R.id.factitle);
    factitle.setText(incident.getTitle());
    facplace = (TextView) ll.findViewById(R.id.facplace);
    facplace.setText(incident.getLocation());
    facdetailed_location = (TextView) ll.findViewById(R.id.facdetailed_location);
    facdetailed_location.setText(incident.getExactLocation());
    facdetailed_description = (TextView) ll.findViewById(R.id.facdetailed_description);
    facdetailed_description.setText("Lampe Kaputt");
    facimage = (ImageView) ll.findViewById(R.id.facimage);
    facarchive.setOnClickListener(new View.OnClickListener() {
        @Override//from www.j  a v  a2  s .  c om
        public void onClick(View view) {
            Call<ResponseBody> call = Connection.getApiInterface().archieveIncident(user, incident.getId());
            call.enqueue(new Callback<ResponseBody>() {
                @Override
                public void onResponse(Call<ResponseBody> call, Response<ResponseBody> response) {
                    if (response.isSuccessful()) {
                        Toast.makeText(fragact.getApplicationContext(), "Archivierungsvorgang abgeschlossen",
                                Toast.LENGTH_SHORT).show();
                        facarchive.setEnabled(false);
                    } else if (response.code() == 401) {
                        // Handle unauthorized
                        Toast.makeText(fragact.getApplicationContext(), "Sorry! Failed to capture image",
                                Toast.LENGTH_SHORT).show();
                    } else {
                        // Handle other responses
                        Toast.makeText(fragact.getApplicationContext(), "Sorry! Failed to capture image",
                                Toast.LENGTH_SHORT).show();
                    }
                }

                @Override
                public void onFailure(Call<ResponseBody> call, Throwable t) {

                }
            });

        }
    });

    Call<ResponseBody> call = Connection.getApiInterface().getFile(user, incident.getId());
    call.enqueue(new Callback<ResponseBody>() {
        @Override
        public void onResponse(Call<ResponseBody> call, Response<ResponseBody> response) {
            if (response.isSuccessful()) {
                // Do awesome stuff
                Bitmap bmp = null;

                try {
                    byte[] imgbytes = response.body().bytes();
                    int targetW = facimage.getWidth();
                    int targetH = facimage.getHeight();
                    // bimatp factory
                    BitmapFactory.Options options = new BitmapFactory.Options();
                    options.inJustDecodeBounds = true;

                    bmp = BitmapFactory.decodeByteArray(imgbytes, 0, imgbytes.length, options);

                    int photoW = options.outWidth;
                    int photoH = options.outHeight;
                    int scaleFactor = Math.min(photoW / targetW, photoH / targetH);
                    options.inJustDecodeBounds = false;
                    options.inSampleSize = scaleFactor;
                    options.inPurgeable = true;

                    bmp = BitmapFactory.decodeByteArray(imgbytes, 0, imgbytes.length, options);
                } catch (IOException e) {
                    e.printStackTrace();
                }
                ImageView image = (ImageView) ll.findViewById(R.id.facimage);

                Matrix matrix = new Matrix();

                matrix.postRotate(90);

                Bitmap scaledBitmap = Bitmap.createScaledBitmap(bmp, bmp.getWidth(), bmp.getHeight(), true);

                Bitmap rotatedBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(),
                        scaledBitmap.getHeight(), matrix, true);
                facimage.setImageBitmap(rotatedBitmap);

            } else if (response.code() == 401) {
                // Handle unauthorized
                Toast.makeText(fragact.getApplicationContext(), "Sorry! Failed to capture image",
                        Toast.LENGTH_SHORT).show();
            } else {
                // Handle other responses
                Toast.makeText(fragact.getApplicationContext(), "Sorry! Failed to capture image",
                        Toast.LENGTH_SHORT).show();
            }
        }

        @Override
        public void onFailure(Call<ResponseBody> call, Throwable t) {
            // Log error here since request failed
            Log.e(TAG, t.toString());

        }
    });
    // Inflate the layout for this fragment
    return ll;
}

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From source file:com.truebanana.bitmap.BitmapUtils.java

public static Bitmap decodeBytes(byte[] bytes, int targetWidth, int targetHeight) {
    if (targetWidth > 1 && targetHeight > 1) {
        BitmapFactory.Options options = getBounds(bytes);
        options.inJustDecodeBounds = false;
        options.inSampleSize = getInSampleSize(options, targetWidth, targetHeight);
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length, options);
    } else {/*from   w ww  .  jav a 2  s .c om*/
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
    }
}

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From source file:com.secretlisa.lib.utils.BaseImageLoader.java

public Bitmap downloadBitmap(final String imageUrl) {
    // AndroidHttpClient is not allowed to be used from the main thread
    final HttpClient client = new DefaultHttpClient();
    // ??//w  ww  .ja va  2  s  .c  o m
    int netType = NetworkUtil.getNetworkType(mContext);
    if (netType == NetworkUtil.TYPE_WAP) {
        String proxyHost = android.net.Proxy.getDefaultHost();
        if (proxyHost != null) {
            HttpHost proxy = new HttpHost(proxyHost, android.net.Proxy.getDefaultPort());
            client.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);
        }
    }
    final HttpGet getRequest = new HttpGet(imageUrl);
    try {
        HttpResponse response = client.execute(getRequest);
        final int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode != HttpStatus.SC_OK) {
            return null;
        }
        final HttpEntity entity = response.getEntity();
        if (entity != null) {
            try {
                final byte[] respBytes = getBytes(entity.getContent());
                writeImageFile(imageUrl, respBytes);
                // Decode the bytes and return the bitmap.
                return BitmapFactory.decodeByteArray(respBytes, 0, respBytes.length, null);
            } finally {
                entity.consumeContent();
            }

        }
    } catch (IOException e) {
        getRequest.abort();
    } catch (OutOfMemoryError e) {
        clearCache();
        System.gc();
    } catch (IllegalStateException e) {
        getRequest.abort();
    } catch (Exception e) {
        getRequest.abort();
    } finally {
    }
    return null;
}

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From source file:mobisocial.musubi.objects.PictureObj.java

/**
 * Pass in one of raw or fd as the source of the image.
 * Not thread safe, only call on the ui thread.
 *//*from  w  ww  .  j a v a2 s. c  om*/
protected static void bindImageToView(Context context, ImageView imageView, byte[] raw, FileDescriptor fd) {
    // recycle old images (vs. caching in ImageCache)
    if (imageView.getDrawable() != null) {
        BitmapDrawable d = (BitmapDrawable) imageView.getDrawable();
        if (d != null && d.getBitmap() != null) {
            d.getBitmap().recycle();
        }
    }

    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;
    if (fd != null) {
        BitmapFactory.decodeFileDescriptor(fd, null, options);
    } else {
        BitmapFactory.decodeByteArray(raw, 0, raw.length, options);
    }
    Resources res = context.getResources();

    float scaleFactor;
    if (res.getBoolean(R.bool.is_tablet)) {
        scaleFactor = 3.0f;
    } else {
        scaleFactor = 2.0f;
    }
    DisplayMetrics dm = context.getResources().getDisplayMetrics();
    int pixels = dm.widthPixels;
    if (dm.heightPixels < pixels) {
        pixels = dm.heightPixels;
    }
    int width = (int) (pixels / scaleFactor);
    int height = (int) ((float) width / options.outWidth * options.outHeight);
    int max_height = (int) (AppStateObj.MAX_HEIGHT * dm.density);
    if (height > max_height) {
        width = width * max_height / height;
        height = max_height;
    }

    options.inJustDecodeBounds = false;
    options.inTempStorage = getTempData();
    options.inSampleSize = 1;
    //TODO: lame, can just compute
    while (options.outWidth / (options.inSampleSize + 1) >= width
            && options.outHeight / (options.inSampleSize + 1) >= height) {
        options.inSampleSize++;
    }
    options.inPurgeable = true;
    options.inInputShareable = true;

    Bitmap bm;
    if (fd != null) {
        bm = BitmapFactory.decodeFileDescriptor(fd, null, options);
    } else {
        bm = BitmapFactory.decodeByteArray(raw, 0, raw.length, options);
    }
    imageView.getLayoutParams().width = width + 13;
    imageView.getLayoutParams().height = height + 14;
    imageView.setImageBitmap(bm);
}

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From source file:com.doplgangr.secrecy.FileSystem.storage.java

public static Bitmap decodeSampledBitmapFromByte(byte[] stream, int reqWidth, int reqHeight) {

    final BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;//from  w  w w  .  j  ava2 s  . c o  m
    BitmapFactory.decodeByteArray(stream, 0, stream.length, options);

    options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);

    // Decode bitmap with inSampleSize set
    options.inJustDecodeBounds = false;
    return BitmapFactory.decodeByteArray(stream, 0, stream.length, options);
}

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From source file:com.benefit.buy.library.http.query.callback.BitmapAjaxCallback.java

private static Bitmap decode(String path, byte[] data, BitmapFactory.Options options, boolean rotate) {
    Bitmap result = null;/*from w w  w.ja  v a 2s . c o  m*/
    if (path != null) {
        result = decodeFile(path, options, rotate);
    } else if (data != null) {
        result = BitmapFactory.decodeByteArray(data, 0, data.length, options);
    }
    if ((result == null) && (options != null) && !options.inJustDecodeBounds) {
        AQUtility.debug("decode image failed", path);
    }
    return result;
}

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From source file:com.appbase.androidquery.callback.BitmapAjaxCallback.java

private static Bitmap decode(String path, byte[] data, BitmapFactory.Options options, boolean rotate) {

    Bitmap result = null;/*from w  ww .j a v  a2  s  .  com*/

    if (path != null) {

        result = decodeFile(path, options, rotate);

    } else if (data != null) {

        result = BitmapFactory.decodeByteArray(data, 0, data.length, options);

    }

    if (result == null && options != null && !options.inJustDecodeBounds) {
        AQUtility.debug("decode image failed", path);
    }

    return result;
}

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From source file:com.secretlisa.lib.utils.BaseImageLoader.java

public Bitmap downloadBitmapFromWeb(String imageUrl) {
    HttpRequest request = new HttpRequest(mContext);
    Response response = null;//from   w  ww. jav a2 s .c o  m
    try {
        response = request.httpRequest(imageUrl, "GET", null, null);
        final byte[] respBytes = getBytes(response.getInputStream());
        writeImageFile(imageUrl, respBytes);
        // Decode the bytes and return the bitmap.
        return BitmapFactory.decodeByteArray(respBytes, 0, respBytes.length, null);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (response != null) {
            response.disconnect();
        }
    }
    return null;
}

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From source file:com.android.volley.toolbox.ImageRequest.java

/**
 * The real guts of parseNetworkResponse. Broken out for readability.
 *///from  ww  w.ja  v  a  2 s.c om
private Response<Bitmap> doParse(NetworkResponse response) {
    byte[] data = response.data;
    BitmapFactory.Options decodeOptions = new BitmapFactory.Options();
    Bitmap bitmap = null;
    if (mMaxWidth == 0 && mMaxHeight == 0) {
        decodeOptions.inPreferredConfig = mDecodeConfig;
        bitmap = BitmapFactory.decodeByteArray(data, 0, data.length, decodeOptions);
    } else {
        // If we have to resize this image, first get the natural bounds.
        decodeOptions.inJustDecodeBounds = true;
        BitmapFactory.decodeByteArray(data, 0, data.length, decodeOptions);
        int actualWidth = decodeOptions.outWidth;
        int actualHeight = decodeOptions.outHeight;

        // Then compute the dimensions we would ideally like to decode to.
        int desiredWidth = getResizedDimension(mMaxWidth, mMaxHeight, actualWidth, actualHeight, mScaleType);
        int desiredHeight = getResizedDimension(mMaxHeight, mMaxWidth, actualHeight, actualWidth, mScaleType);

        // Decode to the nearest power of two scaling factor.
        decodeOptions.inJustDecodeBounds = false;
        // TODO(ficus): Do we need this or is it okay since API 8 doesn't support it?
        // decodeOptions.inPreferQualityOverSpeed = PREFER_QUALITY_OVER_SPEED;
        decodeOptions.inSampleSize = findBestSampleSize(actualWidth, actualHeight, desiredWidth, desiredHeight);
        Bitmap tempBitmap = BitmapFactory.decodeByteArray(data, 0, data.length, decodeOptions);

        // If necessary, scale down to the maximal acceptable size.
        if (tempBitmap != null
                && (tempBitmap.getWidth() > desiredWidth || tempBitmap.getHeight() > desiredHeight)) {
            bitmap = Bitmap.createScaledBitmap(tempBitmap, desiredWidth, desiredHeight, true);
            tempBitmap.recycle();
        } else {
            bitmap = tempBitmap;
        }
    }

    if (bitmap == null) {
        return Response.error(new ParseError(response));
    } else {
        return Response.success(bitmap, HttpHeaderParser.parseCacheHeaders(response));
    }
}

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