List of usage examples for android.graphics Bitmap copy
public Bitmap copy(Config config, boolean isMutable)
From source file:edu.mum.ml.group7.guessasketch.android.EasyPaint.java
/** * This takes the screenshot of the whole screen. Is this a good thing? *//*from w ww. j a v a2 s . c o m*/ private File sendScreenshot(boolean showToast, ApiCallType callType, String label) { saveButton.setVisibility(View.INVISIBLE); loader.setVisibility(View.VISIBLE); View v = findViewById(R.id.CanvasId); v.setDrawingCacheEnabled(true); Bitmap cachedBitmap = v.getDrawingCache(); Bitmap copyBitmap = toGrayscale(cachedBitmap.copy(Bitmap.Config.RGB_565, true)); v.destroyDrawingCache(); FileOutputStream output = null; File file = null; try { File path = Places.getScreenshotFolder(); Calendar cal = Calendar.getInstance(); file = new File(path, cal.get(Calendar.YEAR) + "_" + (1 + cal.get(Calendar.MONTH)) + "_" + cal.get(Calendar.DAY_OF_MONTH) + "_" + cal.get(Calendar.HOUR_OF_DAY) + "_" + cal.get(Calendar.MINUTE) + "_" + cal.get(Calendar.SECOND) + ".jpg"); output = new FileOutputStream(file); copyBitmap.compress(CompressFormat.JPEG, 60, output); sendPost(file, callType, label); } catch (FileNotFoundException e) { file = null; e.printStackTrace(); } finally { if (output != null) { try { output.close(); } catch (IOException e) { e.printStackTrace(); } } } if (file != null) { if (showToast) Toast.makeText(getApplicationContext(), String .format(getResources().getString(R.string.saved_your_location_to), file.getAbsolutePath()), Toast.LENGTH_LONG).show(); /* // sending a broadcast to the media scanner so it will scan the new // screenshot. Intent requestScan = new Intent( Intent.ACTION_MEDIA_SCANNER_SCAN_FILE); requestScan.setData(Uri.fromFile(file)); sendBroadcast(requestScan); */ return file; } else { return null; } }
From source file:Main.java
public static Bitmap doBlur(Bitmap sentBitmap, int radius, boolean canReuseInBitmap) { // Stack Blur v1.0 from // http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html ////from w w w . ja v a 2 s .com // Java Author: Mario Klingemann <mario at quasimondo.com> // http://incubator.quasimondo.com // created Feburary 29, 2004 // Android port : Yahel Bouaziz <yahel at kayenko.com> // http://www.kayenko.com // ported april 5th, 2012 // This is a compromise between Gaussian Blur and Box blur // It creates much better looking blurs than Box Blur, but is // 7x faster than my Gaussian Blur implementation. // // I called it Stack Blur because this describes best how this // filter works internally: it creates a kind of moving stack // of colors whilst scanning through the image. Thereby it // just has to add one new block of color to the right side // of the stack and remove the leftmost color. The remaining // colors on the topmost layer of the stack are either added on // or reduced by one, depending on if they are on the right or // on the left side of the stack. // // If you are using this algorithm in your code please add // the following line: // // Stack Blur Algorithm by Mario Klingemann <mario@quasimondo.com> Bitmap bitmap; if (canReuseInBitmap) { bitmap = sentBitmap; } else { Bitmap.Config config = sentBitmap.getConfig(); config = config != null ? config : Bitmap.Config.RGB_565; bitmap = sentBitmap.copy(config, true); } if (radius < 1) { return (null); } int w = bitmap.getWidth(); int h = bitmap.getHeight(); int[] pix = new int[w * h]; bitmap.getPixels(pix, 0, w, 0, 0, w, h); int wm = w - 1; int hm = h - 1; int wh = w * h; int div = radius + radius + 1; int r[] = new int[wh]; int g[] = new int[wh]; int b[] = new int[wh]; int rsum, gsum, bsum, x, y, i, p, yp, yi, yw; int vmin[] = new int[Math.max(w, h)]; int divsum = (div + 1) >> 1; divsum *= divsum; int dv[] = new int[256 * divsum]; for (i = 0; i < 256 * divsum; i++) { dv[i] = (i / divsum); } yw = yi = 0; int[][] stack = new int[div][3]; int stackpointer; int stackstart; int[] sir; int rbs; int r1 = radius + 1; int routsum, goutsum, boutsum; int rinsum, ginsum, binsum; for (y = 0; y < h; y++) { rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0; for (i = -radius; i <= radius; i++) { p = pix[yi + Math.min(wm, Math.max(i, 0))]; sir = stack[i + radius]; sir[0] = (p & 0xff0000) >> 16; sir[1] = (p & 0x00ff00) >> 8; sir[2] = (p & 0x0000ff); rbs = r1 - Math.abs(i); rsum += sir[0] * rbs; gsum += sir[1] * rbs; bsum += sir[2] * rbs; if (i > 0) { rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; } else { routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; } } stackpointer = radius; for (x = 0; x < w; x++) { r[yi] = dv[rsum]; g[yi] = dv[gsum]; b[yi] = dv[bsum]; rsum -= routsum; gsum -= goutsum; bsum -= boutsum; stackstart = stackpointer - radius + div; sir = stack[stackstart % div]; routsum -= sir[0]; goutsum -= sir[1]; boutsum -= sir[2]; if (y == 0) { vmin[x] = Math.min(x + radius + 1, wm); } p = pix[yw + vmin[x]]; sir[0] = (p & 0xff0000) >> 16; sir[1] = (p & 0x00ff00) >> 8; sir[2] = (p & 0x0000ff); rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; rsum += rinsum; gsum += ginsum; bsum += binsum; stackpointer = (stackpointer + 1) % div; sir = stack[(stackpointer) % div]; routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; rinsum -= sir[0]; ginsum -= sir[1]; binsum -= sir[2]; yi++; } yw += w; } for (x = 0; x < w; x++) { rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0; yp = -radius * w; for (i = -radius; i <= radius; i++) { yi = Math.max(0, yp) + x; sir = stack[i + radius]; sir[0] = r[yi]; sir[1] = g[yi]; sir[2] = b[yi]; rbs = r1 - Math.abs(i); rsum += r[yi] * rbs; gsum += g[yi] * rbs; bsum += b[yi] * rbs; if (i > 0) { rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; } else { routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; } if (i < hm) { yp += w; } } yi = x; stackpointer = radius; for (y = 0; y < h; y++) { // Preserve alpha channel: ( 0xff000000 & pix[yi] ) pix[yi] = (0xff000000 & pix[yi]) | (dv[rsum] << 16) | (dv[gsum] << 8) | dv[bsum]; rsum -= routsum; gsum -= goutsum; bsum -= boutsum; stackstart = stackpointer - radius + div; sir = stack[stackstart % div]; routsum -= sir[0]; goutsum -= sir[1]; boutsum -= sir[2]; if (x == 0) { vmin[y] = Math.min(y + r1, hm) * w; } p = x + vmin[y]; sir[0] = r[p]; sir[1] = g[p]; sir[2] = b[p]; rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; rsum += rinsum; gsum += ginsum; bsum += binsum; stackpointer = (stackpointer + 1) % div; sir = stack[stackpointer]; routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; rinsum -= sir[0]; ginsum -= sir[1]; binsum -= sir[2]; yi += w; } } bitmap.setPixels(pix, 0, w, 0, 0, w, h); return bitmap; }
From source file:Main.java
@NonNull public static Bitmap doBlur(@NonNull Bitmap sentBitmap, int radius, boolean canReuseInBitmap) { // Stack Blur v1.0 from // http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html //// w w w . ja v a2s . c o m // Java Author: Mario Klingemann <mario at quasimondo.com> // http://incubator.quasimondo.com // created Feburary 29, 2004 // Android port : Yahel Bouaziz <yahel at kayenko.com> // http://www.kayenko.com // ported april 5th, 2012 // Modified by Artem Chepurnoy <ynkr.wang@gmail.com> for EasyNotification // This is a compromise between Gaussian Blur and Box blur // It creates much better looking blurs than Box Blur, but is // 7x faster than my Gaussian Blur implementation. // // I called it Stack Blur because this describes best how this // filter works internally: it creates a kind of moving stack // of colors whilst scanning through the image. Thereby it // just has to add one new block of color to the right side // of the stack and remove the leftmost color. The remaining // colors on the topmost layer of the stack are either added on // or reduced by one, depending on if they are on the right or // on the left side of the stack. // // If you are using this algorithm in your code please add // the following line: // // Stack Blur Algorithm by Mario Klingemann <mario@quasimondo.com> Bitmap bitmap; if (canReuseInBitmap) { bitmap = sentBitmap; } else { Bitmap.Config config = sentBitmap.getConfig(); config = config != null ? config : Bitmap.Config.RGB_565; bitmap = sentBitmap.copy(config, true); } if (radius < 1) { return (null); } int w = bitmap.getWidth(); int h = bitmap.getHeight(); int[] pix = new int[w * h]; bitmap.getPixels(pix, 0, w, 0, 0, w, h); int wm = w - 1; int hm = h - 1; int wh = w * h; int div = radius + radius + 1; int r[] = new int[wh]; int g[] = new int[wh]; int b[] = new int[wh]; int rsum, gsum, bsum, x, y, i, p, yp, yi, yw; int vmin[] = new int[Math.max(w, h)]; int divsum = (div + 1) >> 1; divsum *= divsum; int dv[] = new int[256 * divsum]; for (i = 0; i < 256 * divsum; i++) { dv[i] = (i / divsum); } yw = yi = 0; int[][] stack = new int[div][3]; int stackpointer; int stackstart; int[] sir; int rbs; int r1 = radius + 1; int routsum, goutsum, boutsum; int rinsum, ginsum, binsum; for (y = 0; y < h; y++) { rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0; for (i = -radius; i <= radius; i++) { p = pix[yi + Math.min(wm, Math.max(i, 0))]; sir = stack[i + radius]; sir[0] = (p & 0xff0000) >> 16; sir[1] = (p & 0x00ff00) >> 8; sir[2] = (p & 0x0000ff); rbs = r1 - Math.abs(i); rsum += sir[0] * rbs; gsum += sir[1] * rbs; bsum += sir[2] * rbs; if (i > 0) { rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; } else { routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; } } stackpointer = radius; for (x = 0; x < w; x++) { r[yi] = dv[rsum]; g[yi] = dv[gsum]; b[yi] = dv[bsum]; rsum -= routsum; gsum -= goutsum; bsum -= boutsum; stackstart = stackpointer - radius + div; sir = stack[stackstart % div]; routsum -= sir[0]; goutsum -= sir[1]; boutsum -= sir[2]; if (y == 0) { vmin[x] = Math.min(x + radius + 1, wm); } p = pix[yw + vmin[x]]; sir[0] = (p & 0xff0000) >> 16; sir[1] = (p & 0x00ff00) >> 8; sir[2] = (p & 0x0000ff); rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; rsum += rinsum; gsum += ginsum; bsum += binsum; stackpointer = (stackpointer + 1) % div; sir = stack[(stackpointer) % div]; routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; rinsum -= sir[0]; ginsum -= sir[1]; binsum -= sir[2]; yi++; } yw += w; } for (x = 0; x < w; x++) { rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0; yp = -radius * w; for (i = -radius; i <= radius; i++) { yi = Math.max(0, yp) + x; sir = stack[i + radius]; sir[0] = r[yi]; sir[1] = g[yi]; sir[2] = b[yi]; rbs = r1 - Math.abs(i); rsum += r[yi] * rbs; gsum += g[yi] * rbs; bsum += b[yi] * rbs; if (i > 0) { rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; } else { routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; } if (i < hm) { yp += w; } } yi = x; stackpointer = radius; for (y = 0; y < h; y++) { // Preserve alpha channel: ( 0xff000000 & pix[yi] ) pix[yi] = (0xff000000 & pix[yi]) | (dv[rsum] << 16) | (dv[gsum] << 8) | dv[bsum]; rsum -= routsum; gsum -= goutsum; bsum -= boutsum; stackstart = stackpointer - radius + div; sir = stack[stackstart % div]; routsum -= sir[0]; goutsum -= sir[1]; boutsum -= sir[2]; if (x == 0) { vmin[y] = Math.min(y + r1, hm) * w; } p = x + vmin[y]; sir[0] = r[p]; sir[1] = g[p]; sir[2] = b[p]; rinsum += sir[0]; ginsum += sir[1]; binsum += sir[2]; rsum += rinsum; gsum += ginsum; bsum += binsum; stackpointer = (stackpointer + 1) % div; sir = stack[stackpointer]; routsum += sir[0]; goutsum += sir[1]; boutsum += sir[2]; rinsum -= sir[0]; ginsum -= sir[1]; binsum -= sir[2]; yi += w; } } bitmap.setPixels(pix, 0, w, 0, 0, w, h); return bitmap; }
From source file:com.waz.zclient.pages.main.drawing.DrawingFragment.java
private void drawSketchEditText() { if (sketchEditTextView.getVisibility() == View.VISIBLE) { sketchEditTextView.setAlpha(TEXT_ALPHA_VISIBLE); sketchEditTextView.setCursorVisible(false); //This has to be on a post otherwise the setAlpha and setCursor won't be noticeable in the drawing cache getView().post(new Runnable() { @Override/*from w w w . j av a 2 s . c o m*/ public void run() { sketchEditTextView.setDrawingCacheEnabled(true); Bitmap bitmapDrawingCache = sketchEditTextView.getDrawingCache(); if (bitmapDrawingCache != null) { FrameLayout.LayoutParams params = (FrameLayout.LayoutParams) sketchEditTextView .getLayoutParams(); drawingCanvasView.showText(); drawingCanvasView.drawTextBitmap( bitmapDrawingCache.copy(bitmapDrawingCache.getConfig(), true), params.leftMargin, params.topMargin, sketchEditTextView.getText().toString(), sketchEditTextView.getSketchScale()); } else { drawingCanvasView.drawTextBitmap(null, 0, 0, "", 1.0f); } sketchEditTextView.setDrawingCacheEnabled(false); sketchEditTextView.setAlpha(TEXT_ALPHA_INVISIBLE); } }); } }
From source file:br.com.viniciuscr.notification2android.mediaPlayer.MusicUtils.java
/** * Get album art for specified album. You should not pass in the album id * for the "unknown" album here (use -1 instead) *///from w ww. j av a 2s . com public static Bitmap getArtwork(Context context, long song_id, long album_id, boolean allowdefault) { if (album_id < 0) { // This is something that is not in the database, so get the album art directly // from the file. if (song_id >= 0) { Bitmap bm = getArtworkFromFile(context, song_id, -1); if (bm != null) { return bm; } } if (allowdefault) { return getDefaultArtwork(context); } return null; } ContentResolver res = context.getContentResolver(); Uri uri = ContentUris.withAppendedId(sArtworkUri, album_id); if (uri != null) { InputStream in = null; try { in = res.openInputStream(uri); return BitmapFactory.decodeStream(in, null, sBitmapOptions); } catch (FileNotFoundException ex) { // The album art thumbnail does not actually exist. Maybe the user deleted it, or // maybe it never existed to begin with. Bitmap bm = getArtworkFromFile(context, song_id, album_id); if (bm != null) { if (bm.getConfig() == null) { bm = bm.copy(Bitmap.Config.RGB_565, false); if (bm == null && allowdefault) { return getDefaultArtwork(context); } } } else if (allowdefault) { bm = getDefaultArtwork(context); } return bm; } finally { try { if (in != null) { in.close(); } } catch (IOException ex) { } } } return null; }
From source file:com.example.angel.parkpanda.MainActivity.java
public Bitmap drawTextToBitmap(int gResId, String gText) { Resources resources = getResources(); float scale = resources.getDisplayMetrics().density; Bitmap bitmap = BitmapFactory.decodeResource(resources, gResId); android.graphics.Bitmap.Config bitmapConfig = bitmap.getConfig(); if (bitmapConfig == null) { bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888; }//from w ww. ja v a 2s . c o m bitmap = bitmap.copy(bitmapConfig, true); Canvas canvas = new Canvas(bitmap); Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG); paint.setColor(Color.rgb(0, 0, 0)); paint.setTextSize((int) (15 * scale)); paint.setShadowLayer(1f, 0f, 1f, Color.BLACK); Rect bounds = new Rect(); paint.getTextBounds(gText, 0, gText.length(), bounds); int x = (bitmap.getWidth() - bounds.width()) / 2; int y = (bitmap.getHeight() + bounds.height()) / 2 - 10; canvas.drawText(gText, x, y, paint); return bitmap; }
From source file:com.mjhram.geodata.GpsMainActivity.java
public Bitmap drawMultilineTextToBitmap(Context gContext, Bitmap bitmap, String gText) { // prepare canvas Resources resources = gContext.getResources(); float scale = resources.getDisplayMetrics().density; //Bitmap bitmap = BitmapFactory.decodeResource(resources, gResId); android.graphics.Bitmap.Config bitmapConfig = bitmap.getConfig(); // set default bitmap config if none if (bitmapConfig == null) { bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888; }/*from w ww . j av a2 s .c o m*/ // resource bitmaps are imutable, // so we need to convert it to mutable one bitmap = bitmap.copy(bitmapConfig, true); Canvas canvas = new Canvas(bitmap); // new antialiased Paint TextPaint paint = new TextPaint(Paint.ANTI_ALIAS_FLAG); // text color - #3D3D3D paint.setColor(Color.rgb(61, 61, 61)); // text size in pixels paint.setTextSize((int) (20 * scale)); // text shadow paint.setShadowLayer(1f, 0f, 1f, Color.WHITE); //canvas.drawText("This is", 100, 100, paint); //canvas.drawText("multi-line", 100, 150, paint); //canvas.drawText("text", 100, 200, paint); // set text width to canvas width minus 16dp padding int textWidth = canvas.getWidth() - (int) (16 * scale); // init StaticLayout for text StaticLayout textLayout = new StaticLayout(gText, paint, textWidth, Layout.Alignment.ALIGN_CENTER, 1.0f, 0.0f, false); // get height of multiline text int textHeight = textLayout.getHeight(); // get position of text's top left corner float x = (bitmap.getWidth() - textWidth) / 2; float y = bitmap.getHeight() - textHeight; // draw text to the Canvas center canvas.save(); canvas.translate(x, y); textLayout.draw(canvas); canvas.restore(); return bitmap; }
From source file:org.telegram.ui.ChannelCreateActivity.java
private ChipSpan createAndPutChipForUser(TLRPC.User user) { try {//w ww. j av a 2 s .c om LayoutInflater lf = (LayoutInflater) ApplicationLoader.applicationContext .getSystemService(Activity.LAYOUT_INFLATER_SERVICE); View textView = lf.inflate(R.layout.group_create_bubble, null); TextView text = (TextView) textView.findViewById(R.id.bubble_text_view); String name = UserObject.getUserName(user); if (name.length() == 0 && user.phone != null && user.phone.length() != 0) { name = PhoneFormat.getInstance().format("+" + user.phone); } text.setText(name + ", "); int spec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED); textView.measure(spec, spec); textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight()); Bitmap b = Bitmap.createBitmap(textView.getWidth(), textView.getHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(b); canvas.translate(-textView.getScrollX(), -textView.getScrollY()); textView.draw(canvas); textView.setDrawingCacheEnabled(true); Bitmap cacheBmp = textView.getDrawingCache(); Bitmap viewBmp = cacheBmp.copy(Bitmap.Config.ARGB_8888, true); textView.destroyDrawingCache(); final BitmapDrawable bmpDrawable = new BitmapDrawable(b); bmpDrawable.setBounds(0, 0, b.getWidth(), b.getHeight()); SpannableStringBuilder ssb = new SpannableStringBuilder(""); ChipSpan span = new ChipSpan(bmpDrawable, ImageSpan.ALIGN_BASELINE); allSpans.add(span); selectedContacts.put(user.id, span); for (ImageSpan sp : allSpans) { ssb.append("<<"); ssb.setSpan(sp, ssb.length() - 2, ssb.length(), SpannableStringBuilder.SPAN_EXCLUSIVE_EXCLUSIVE); } nameTextView.setText(ssb); nameTextView.setSelection(ssb.length()); return span; } catch (Exception e) { FileLog.e("tmessages", e); } return null; }
From source file:com.dastardlylabs.ti.ocrdroid.OcrdroidModule.java
@Kroll.method @SuppressWarnings("rawtypes") public String ocr(HashMap _config) { assert (_config != null); String dataParentPath = getTessDataDirectory().getAbsolutePath(), //= (String) _config.get("dataParent"), imagePath = StorageHelper.stripFileUri((String) _config.get("image")), language = (String) _config.get("lang"); try {//from ww w.j a v a 2s . com if (!tessDataExists()) unpackTessData(); } catch (Exception e) { // catch failure and bubble up failure message and options // else continue. } Log.d(LCAT, "ocr called"); Log.d(LCAT, "Setting parent directory for tessdata as DATAPATH".replace("DATAPATH", dataParentPath /*DATA_PATH*/)); BitmapFactory.Options options = new BitmapFactory.Options(); options.inSampleSize = 2; options.inPreferredConfig = Bitmap.Config.ARGB_8888; Bitmap bitmap = BitmapFactory.decodeFile(imagePath, options); //bitmap.getConfig() try { ExifInterface exif = new ExifInterface(imagePath); int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL); Log.v(LCAT, "Orient: " + exifOrientation); int rotate = 0; switch (exifOrientation) { case ExifInterface.ORIENTATION_ROTATE_90: rotate = 90; break; case ExifInterface.ORIENTATION_ROTATE_180: rotate = 180; break; case ExifInterface.ORIENTATION_ROTATE_270: rotate = 270; break; } Log.v(LCAT, "Rotation: " + rotate); if (rotate != 0) { // Getting width & height of the given image. int w = bitmap.getWidth(); int h = bitmap.getHeight(); // Setting pre rotate Matrix mtx = new Matrix(); mtx.preRotate(rotate); // Rotating Bitmap bitmap = Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, false); // tesseract req. ARGB_8888 bitmap = bitmap.copy(Bitmap.Config.ARGB_8888, true); } } catch (IOException e) { Log.e(LCAT, "Rotate or coversion failed: " + e.toString()); } // ImageView iv = (ImageView) findViewById(R.id.image); // iv.setImageBitmap(bitmap); // iv.setVisibility(View.VISIBLE); Log.v(LCAT, "Before baseApi"); TessBaseAPI baseApi = new TessBaseAPI(); baseApi.setDebug(true); baseApi.init(dataParentPath /*DATA_PATH*/, language); baseApi.setImage(bitmap); //baseApi.get String recognizedText = baseApi.getUTF8Text(); baseApi.end(); Log.v(LCAT, "OCR Result: " + recognizedText); // clean up and show if (language.equalsIgnoreCase("eng")) { recognizedText = recognizedText.replaceAll("[^a-zA-Z0-9]+", " "); } return recognizedText.trim(); }
From source file:uk.co.senab.photup.model.PhotoUpload.java
public void detectPhotoTags(final Bitmap originalBitmap) { // If we've already done Face detection, don't do it again... if (mCompletedDetection) { return;/* w ww. j a v a2s.c o m*/ } final OnFaceDetectionListener listener = mFaceDetectListener.get(); if (null != listener) { listener.onFaceDetectionStarted(this); } final int bitmapWidth = originalBitmap.getWidth(); final int bitmapHeight = originalBitmap.getHeight(); Bitmap bitmap = originalBitmap; // The Face detector only accepts 565 bitmaps, so create one if needed if (Bitmap.Config.RGB_565 != bitmap.getConfig()) { bitmap = originalBitmap.copy(Bitmap.Config.RGB_565, false); } final FaceDetector detector = new FaceDetector(bitmapWidth, bitmapHeight, Constants.FACE_DETECTOR_MAX_FACES); final FaceDetector.Face[] faces = new FaceDetector.Face[Constants.FACE_DETECTOR_MAX_FACES]; final int detectedFaces = detector.findFaces(bitmap, faces); // We must have created a converted 565 bitmap if (bitmap != originalBitmap) { bitmap.recycle(); bitmap = null; } if (Flags.DEBUG) { Log.d(LOG_TAG, "Detected Faces: " + detectedFaces); } FaceDetector.Face face; final PointF point = new PointF(); for (int i = 0, z = faces.length; i < z; i++) { face = faces[i]; if (null != face) { if (Flags.DEBUG) { Log.d(LOG_TAG, "Detected Face with confidence: " + face.confidence()); } face.getMidPoint(point); addPhotoTag(new PhotoTag(point.x, point.y, bitmapWidth, bitmapWidth)); } } if (null != listener) { listener.onFaceDetectionFinished(this); } mFaceDetectListener = null; mCompletedDetection = true; }