android.graphics.Bitmap Java Examples
The following examples show how to use
android.graphics.Bitmap.
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Example #1
Source File: PictureWallChoose.java From MainScreenShow with GNU General Public License v2.0 | 7 votes |
/** * 优得到的采样率对图片进行解析 * * @param filename * @param reqWidth * @return */ public static Bitmap decodeSampledBitmapFromFile(String filename, int reqWidth) { // First decode with inJustDecodeBounds=true to check dimensions final BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; BitmapFactory.decodeFile(filename, options); // Calculate inSampleSize options.inSampleSize = calculateInSampleSize(options, reqWidth); // Decode bitmap with inSampleSize set options.inJustDecodeBounds = false; return BitmapFactory.decodeFile(filename, options); }
Example #2
Source File: IconsManager.java From LaunchEnr with GNU General Public License v3.0 | 7 votes |
Bitmap getDefaultAppDrawable(String packageName) { Drawable drawable = null; try { drawable = mPackageManager.getApplicationIcon(mPackageManager.getApplicationInfo( packageName, 0)); } catch (NameNotFoundException e) { e.printStackTrace(); } if (drawable == null) { return null; } if (drawable instanceof BitmapDrawable) { return generateBitmap(((BitmapDrawable) drawable).getBitmap()); } return generateBitmap(Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888)); }
Example #3
Source File: BitmapUtil.java From VCL-Android with Apache License 2.0 | 6 votes |
@TargetApi(Build.VERSION_CODES.KITKAT) static boolean canUseForInBitmap( Bitmap candidate, BitmapFactory.Options targetOptions) { if (candidate == null) return false; if (AndroidUtil.isKitKatOrLater()) { if (targetOptions.inSampleSize == 0) return false; // From Android 4.4 (KitKat) onward we can re-use if the byte size of // the new bitmap is smaller than the reusable bitmap candidate // allocation byte count. int width = targetOptions.outWidth / targetOptions.inSampleSize; int height = targetOptions.outHeight / targetOptions.inSampleSize; int byteCount = width * height * getBytesPerPixel(candidate.getConfig()); return byteCount <= candidate.getAllocationByteCount(); } // On earlier versions, the dimensions must match exactly and the inSampleSize must be 1 return candidate.getWidth() == targetOptions.outWidth && candidate.getHeight() == targetOptions.outHeight && targetOptions.inSampleSize == 1; }
Example #4
Source File: RoundedDrawable.java From ClipCircleHeadLikeQQ with Apache License 2.0 | 6 votes |
public RoundedDrawable(Bitmap bitmap) { mBitmap = bitmap; mBitmapWidth = bitmap.getWidth(); mBitmapHeight = bitmap.getHeight(); mBitmapRect.set(0, 0, mBitmapWidth, mBitmapHeight); mBitmapPaint = new Paint(); mBitmapPaint.setStyle(Paint.Style.FILL); mBitmapPaint.setAntiAlias(true); mBorderPaint = new Paint(); mBorderPaint.setStyle(Paint.Style.STROKE); mBorderPaint.setAntiAlias(true); mBorderPaint.setColor(mBorderColor.getColorForState(getState(), DEFAULT_BORDER_COLOR)); mBorderPaint.setStrokeWidth(mBorderWidth); }
Example #5
Source File: Crossfade.java From android_9.0.0_r45 with Apache License 2.0 | 6 votes |
private void captureValues(TransitionValues transitionValues) { View view = transitionValues.view; Rect bounds = new Rect(0, 0, view.getWidth(), view.getHeight()); if (mFadeBehavior != FADE_BEHAVIOR_REVEAL) { bounds.offset(view.getLeft(), view.getTop()); } transitionValues.values.put(PROPNAME_BOUNDS, bounds); if (Transition.DBG) { Log.d(LOG_TAG, "Captured bounds " + transitionValues.values.get(PROPNAME_BOUNDS)); } Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888); if (view instanceof TextureView) { bitmap = ((TextureView) view).getBitmap(); } else { Canvas c = new Canvas(bitmap); view.draw(c); } transitionValues.values.put(PROPNAME_BITMAP, bitmap); // TODO: I don't have resources, can't call the non-deprecated method? BitmapDrawable drawable = new BitmapDrawable(bitmap); // TODO: lrtb will be wrong if the view has transXY set drawable.setBounds(bounds); transitionValues.values.put(PROPNAME_DRAWABLE, drawable); }
Example #6
Source File: VMBitmap.java From VMLibrary with Apache License 2.0 | 6 votes |
/** * 等比例压缩到指定尺寸 默认到 1920 以下 * * @param path 图片路径 */ public static Bitmap compressByDimension(String path) { BitmapFactory.Options options = new BitmapFactory.Options(); // 开始读入图片,此时把options.inJustDecodeBounds 设回true了 options.inJustDecodeBounds = true; // 此时返回 bitmap 为空,并不会真正的加载图片 Bitmap bitmap = BitmapFactory.decodeFile(path, options); options.inJustDecodeBounds = false; int w = options.outWidth; int h = options.outHeight; // 缩放比,由于是固定比例缩放,只用高或者宽其中一个数据进行计算即可 int be = getZoomScale(w, h, maxDimension); // 设置缩放比例 options.inSampleSize = be; // 重新读入图片,注意此时已经把options.inJustDecodeBounds 设回false了 bitmap = BitmapFactory.decodeFile(path, options); // 等比例压缩后再进行质量压缩 return bitmap; }
Example #7
Source File: BitmapActivity.java From android-combination-avatar with Apache License 2.0 | 6 votes |
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_bitmap); mImageView1 = (ImageView) findViewById(R.id.imageView1); mImageView2 = (ImageView) findViewById(R.id.imageView2); mImageView3 = (ImageView) findViewById(R.id.imageView3); mImageView4 = (ImageView) findViewById(R.id.imageView4); Bitmap avatar1 = BitmapFactory.decodeResource(getResources(), R.drawable.headshow1); Bitmap avatar2 = BitmapFactory.decodeResource(getResources(), R.drawable.headshow2); Bitmap avatar3 = BitmapFactory.decodeResource(getResources(), R.drawable.headshow3); mBmps.add(avatar1); mBmps.add(avatar2); mBmps.add(avatar3); }
Example #8
Source File: PlayPauseButton.java From MusicBobber with MIT License | 6 votes |
public void albumCover(Drawable newAlbumCover) { if(this.albumCover == newAlbumCover) return; this.albumCover = newAlbumCover; if(albumCover instanceof BitmapDrawable && !isNeedToFillAlbumCoverMap.containsKey(albumCover.hashCode())) { Bitmap bitmap = ((BitmapDrawable) albumCover).getBitmap(); if(bitmap != null && !bitmap.isRecycled()) { if(lastPaletteAsyncTask != null && !lastPaletteAsyncTask.isCancelled()) { lastPaletteAsyncTask.cancel(true); } lastPaletteAsyncTask = Palette.from(bitmap).generate(palette -> { int dominantColor = palette.getDominantColor(Integer.MAX_VALUE); if(dominantColor != Integer.MAX_VALUE) { Color.colorToHSV(dominantColor, hsvArray); isNeedToFillAlbumCoverMap.put(albumCover.hashCode(), hsvArray[2] > 0.65f); postInvalidate(); } }); } } postInvalidate(); }
Example #9
Source File: ThumbnailAdapter.java From remoteyourcam-usb with Apache License 2.0 | 6 votes |
public void addFront(int objectHandle, String filename, Bitmap thumbnail) { if (maxNumPictures == 0) { if (thumbnail != null) { thumbnail.recycle(); } return; } for (Integer i : handles) { if (i == objectHandle) { return; } } handles.add(objectHandle); thumbnails.add(thumbnail); filenames.add(filename); checkListSizes(); notifyDataSetChanged(); }
Example #10
Source File: MyHttpTileDataSource.java From hellomap3d-android with MIT License | 6 votes |
public TileData loadTile(MapTile tile) { String urlString = super.buildTileUrl(tile); Log.debug("requesting tile: "+urlString); Bitmap bmp = null; try { URL url = new URL(urlString); bmp = BitmapFactory.decodeStream(url.openConnection().getInputStream()); } catch (IOException e) { e.printStackTrace(); return null; } return new TileData(BitmapUtils.createBitmapFromAndroidBitmap(bmp).compressToInternal()); }
Example #11
Source File: FlyoutMenuView.java From FlyoutMenus with MIT License | 6 votes |
Bitmap createMenuShadowBitmap() { menuShadowRadius = (int) flyoutMenuView.menuElevation * 2; menuShadowInset = menuShadowRadius / 2; int size = 2 * menuShadowRadius + 1; Bitmap shadowBitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); shadowBitmap.eraseColor(0x0); // clear Paint paint = new Paint(); paint.setAntiAlias(true); paint.setShader(new RadialGradient( menuShadowRadius + 1, menuShadowRadius + 1, menuShadowRadius, ColorUtils.setAlphaComponent(SHADOW_COLOR, SHADOW_ALPHA), ColorUtils.setAlphaComponent(SHADOW_COLOR, 0), Shader.TileMode.CLAMP)); Canvas canvas = new Canvas(shadowBitmap); canvas.drawRect(0, 0, size, size, paint); return shadowBitmap; }
Example #12
Source File: RoundedCornersTransformation.java From glide-transformations with Apache License 2.0 | 6 votes |
@Override protected Bitmap transform(@NonNull Context context, @NonNull BitmapPool pool, @NonNull Bitmap toTransform, int outWidth, int outHeight) { int width = toTransform.getWidth(); int height = toTransform.getHeight(); Bitmap bitmap = pool.get(width, height, Bitmap.Config.ARGB_8888); bitmap.setHasAlpha(true); setCanvasBitmapDensity(toTransform, bitmap); Canvas canvas = new Canvas(bitmap); Paint paint = new Paint(); paint.setAntiAlias(true); paint.setShader(new BitmapShader(toTransform, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP)); drawRoundRect(canvas, paint, width, height); return bitmap; }
Example #13
Source File: CustomNotificationBuilder.java From delion with Apache License 2.0 | 6 votes |
/** * Shows the work profile badge if it is needed. */ private void addWorkProfileBadge(RemoteViews view) { Resources resources = mContext.getResources(); DisplayMetrics metrics = resources.getDisplayMetrics(); int size = dpToPx(WORK_PROFILE_BADGE_SIZE_DP, metrics); int[] colors = new int[size * size]; // Create an immutable bitmap, so that it can not be reused for painting a badge into it. Bitmap bitmap = Bitmap.createBitmap(colors, size, size, Bitmap.Config.ARGB_8888); Drawable inputDrawable = new BitmapDrawable(resources, bitmap); Drawable outputDrawable = ApiCompatibilityUtils.getUserBadgedDrawableForDensity( mContext, inputDrawable, null /* badgeLocation */, metrics.densityDpi); // The input bitmap is immutable, so the output drawable will be a different instance from // the input drawable if the work profile badge was applied. if (inputDrawable != outputDrawable && outputDrawable instanceof BitmapDrawable) { view.setImageViewBitmap( R.id.work_profile_badge, ((BitmapDrawable) outputDrawable).getBitmap()); view.setViewVisibility(R.id.work_profile_badge, View.VISIBLE); } }
Example #14
Source File: RegisterPhotoActivity.java From Android with MIT License | 6 votes |
@Override public void onPictureTaken(byte[] data, Camera camera) { takePhotoImg.setEnabled(true); file = FileUtil.byteArrayToFile(data,FileUtil.FileType.IMG); releasedCamera(); if (file == null) { //no path to picture, return safeToTakePicture = true; return; } Bitmap bitmap = BitmapFactory.decodeFile(file.getPath()); int w = bitmap.getWidth(); int retY = toolbarTop.getHeight(); int h = w; if (retY + w > bitmap.getHeight()) { h = bitmap.getHeight(); retY = 0; } Bitmap cropBitmap = Bitmap.createBitmap(bitmap, 0, retY, w, h, null, false); File fileCrop = BitmapUtil.getInstance().bitmapSavePath(cropBitmap); FileUtil.deleteFile(file.getPath()); PreviewPhotoActivity.startActivity(mActivity, fileCrop.getAbsolutePath()); safeToTakePicture = true; }
Example #15
Source File: DragGrid.java From TopGrid with Apache License 2.0 | 5 votes |
public void startDrag(Bitmap dragBitmap, int x, int y) { stopDrag(); windowParams = new WindowManager.LayoutParams();// 获取WINDOW界面的 //Gravity.TOP|Gravity.LEFT;这个必须加 windowParams.gravity = Gravity.TOP | Gravity.LEFT; // windowParams.x = x - (int)((itemWidth / 2) * dragScale); // windowParams.y = y - (int) ((itemHeight / 2) * dragScale); //得到preview左上角相对于屏幕的坐标 windowParams.x = x - win_view_x; windowParams.y = y - win_view_y; // this.windowParams.x = (x - this.win_view_x + this.viewX);//位置的x值 // this.windowParams.y = (y - this.win_view_y + this.viewY);//位置的y值 //设置拖拽item的宽和高 windowParams.width = (int) (dragScale * dragBitmap.getWidth());// 放大dragScale倍,可以设置拖动后的倍数 windowParams.height = (int) (dragScale * dragBitmap.getHeight());// 放大dragScale倍,可以设置拖动后的倍数 this.windowParams.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE | WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN; this.windowParams.format = PixelFormat.TRANSLUCENT; this.windowParams.windowAnimations = 0; ImageView iv = new ImageView(getContext()); iv.setImageBitmap(dragBitmap); windowManager = (WindowManager) getContext().getSystemService(Context.WINDOW_SERVICE);// "window" windowManager.addView(iv, windowParams); dragImageView = iv; }
Example #16
Source File: FermiPlayerUtils.java From FimiX8-RE with MIT License | 5 votes |
public static Bitmap createVideoThumbnail(String filePath, int width, int height, int offsetMillSecond) { Bitmap bitmap = createVideoThumbnail(filePath, offsetMillSecond); if (bitmap != null) { return ThumbnailUtils.extractThumbnail(bitmap, width, height); } return bitmap; }
Example #17
Source File: TransitionAnimation.java From iGap-Android with GNU Affero General Public License v3.0 | 5 votes |
private static void setImageToView(View toView, Bitmap bitmap) { if (toView instanceof ImageView) { final ImageView toImageView = (ImageView) toView; toImageView.setImageBitmap(bitmap); } else { ViewCompat.setBackground(toView, new BitmapDrawable(toView.getResources(), bitmap)); } }
Example #18
Source File: LRULimitedMemoryCache.java From BigApp_WordPress_Android with Apache License 2.0 | 5 votes |
@Override protected Bitmap removeNext() { Bitmap mostLongUsedValue = null; synchronized (lruCache) { Iterator<Entry<String, Bitmap>> it = lruCache.entrySet().iterator(); if (it.hasNext()) { Entry<String, Bitmap> entry = it.next(); mostLongUsedValue = entry.getValue(); it.remove(); } } return mostLongUsedValue; }
Example #19
Source File: ImageUtils.java From AndroidUtilCode with Apache License 2.0 | 5 votes |
/** * Return the compressed data using quality. * * @param src The source of bitmap. * @param quality The quality. * @param recycle True to recycle the source of bitmap, false otherwise. * @return the compressed data using quality */ public static byte[] compressByQuality(final Bitmap src, @IntRange(from = 0, to = 100) final int quality, final boolean recycle) { if (isEmptyBitmap(src)) return null; ByteArrayOutputStream baos = new ByteArrayOutputStream(); src.compress(Bitmap.CompressFormat.JPEG, quality, baos); byte[] bytes = baos.toByteArray(); if (recycle && !src.isRecycled()) src.recycle(); return bytes; }
Example #20
Source File: PhotupImageView.java From android-open-project-demo with Apache License 2.0 | 5 votes |
public void runImpl() { final PhotupImageView imageView = mImageView.get(); if (null == imageView) { return; } final Context context = imageView.getContext(); final CacheableBitmapWrapper wrapper; final Bitmap bitmap = mFullSize ? mUpload.getDisplayImage(context) : mUpload.getThumbnailImage(context); if (null != bitmap) { final String key = mFullSize ? mUpload.getDisplayImageKey() : mUpload.getThumbnailImageKey(); wrapper = new CacheableBitmapWrapper(key, bitmap); } else { wrapper = null; } // If we're interrupted, just update the cache and return if (isInterrupted()) { mCache.put(wrapper); return; } // If we're still running, update the Views if (null != wrapper) { imageView.post(new Runnable() { public void run() { imageView.setImageCachedBitmap(wrapper); mCache.put(wrapper); if (null != mListener) { mListener.onPhotoLoadFinished(wrapper.getBitmap()); } } }); } }
Example #21
Source File: BrowserUnit.java From Ninja with Apache License 2.0 | 5 votes |
public static boolean bitmap2File(Context context, Bitmap bitmap, String filename) { try { FileOutputStream fileOutputStream = context.openFileOutput(filename, Context.MODE_PRIVATE); bitmap.compress(Bitmap.CompressFormat.PNG, 100, fileOutputStream); fileOutputStream.flush(); fileOutputStream.close(); } catch (Exception e) { return false; } return true; }
Example #22
Source File: NativeElementView.java From htmlview with Apache License 2.0 | 5 votes |
static NativeElementView createImg(Context context, Element child) { // TODO: Focus / click handling for buttons in a link? ImageView imageView = new ImageView(context); NativeElementView wrapper = new NativeElementView(context, child, false, imageView); String src = child.getAttributeValue("src"); if (src != null) { Bitmap image = child.htmlView.requestImage( child.htmlView.getAbsoluteUrl(src), wrapper, HtmlView.ImageRequest.Type.REGULAR); if (image != null) { imageView.setImageBitmap(image); } } return wrapper; }
Example #23
Source File: FunfactFragment.java From Travel-Mate with MIT License | 5 votes |
/** * Takes screenshot of current screen * * @param view to be taken screenshot of * @return bitmap of the screenshot */ private static Bitmap getScreenShot(View view) { View screenView = view.getRootView(); screenView.setDrawingCacheEnabled(true); Bitmap bitmap = Bitmap.createBitmap(screenView.getDrawingCache()); screenView.setDrawingCacheEnabled(false); return bitmap; }
Example #24
Source File: WebpBitmapFactoryTest.java From fresco with MIT License | 5 votes |
@Test public void testByteArrayDecode() throws Throwable { byte[] data = ByteStreams.toByteArray(getTestWebpInputStream()); final Bitmap bitmap = mWebpBitmapFactory.decodeByteArray(data, 0, data.length, null); testBitmapDefault(bitmap, 20, 20); }
Example #25
Source File: BitmapUtil.java From SoloPi with Apache License 2.0 | 5 votes |
/** * base64转为bitmap * * @param base64 * @return */ public static Bitmap base64ToBitmap(byte[] base64) { if (base64 == null) { return null; } return BitmapFactory.decodeByteArray(base64, 0, base64.length); }
Example #26
Source File: ShortcutHelper.java From AndroidChromium with Apache License 2.0 | 5 votes |
/** * Creates an intent that will add a shortcut to the home screen. * @param title Title of the shortcut. * @param icon Image that represents the shortcut. * @param shortcutIntent Intent to fire when the shortcut is activated. * @return Intent for the shortcut. */ public static Intent createAddToHomeIntent(String title, Bitmap icon, Intent shortcutIntent) { Intent i = new Intent(INSTALL_SHORTCUT); i.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); i.putExtra(Intent.EXTRA_SHORTCUT_NAME, title); i.putExtra(Intent.EXTRA_SHORTCUT_ICON, icon); return i; }
Example #27
Source File: ImageUtil.java From Augendiagnose with GNU General Public License v2.0 | 5 votes |
/** * Utility method to change a bitmap colour. * * @param sourceBitmap The original bitmap * @param color The target color * @return the bitmap with the target color. */ public static Bitmap changeBitmapColor(@NonNull final Bitmap sourceBitmap, final int color) { Bitmap ret = Bitmap.createBitmap(sourceBitmap.getWidth(), sourceBitmap.getHeight(), sourceBitmap.getConfig()); Paint p = new Paint(); ColorFilter filter = new LightingColorFilter(0, color); p.setAlpha(color >>> 24); // MAGIC_NUMBER p.setColorFilter(filter); Canvas canvas = new Canvas(ret); canvas.drawBitmap(sourceBitmap, 0, 0, p); return ret; }
Example #28
Source File: CircularImageView.java From arcusandroid with Apache License 2.0 | 5 votes |
public void setImageBitmap (@Nullable Bitmap bitmap) { resizedCircularImage = bitmap; // Special case: remove image altogether if (bitmap == null) { super.setImageBitmap(null); } else { imageHeight = resizedCircularImage.getHeight(); imageWidth = resizedCircularImage.getWidth(); viewHeight = imageHeight + (bevelStrokeWidth * 2); viewWidth = imageWidth + (bevelStrokeWidth * 2); setBevelVisible(bevelVisible); } }
Example #29
Source File: AccountManagementFragment.java From AndroidChromium with Apache License 2.0 | 5 votes |
/** * Creates a new image with the picture overlaid by the badge. * @param userPicture A bitmap to overlay on. * @param badge A bitmap to overlay with. * @return A bitmap with the badge overlaying the {@code userPicture}. */ private static Bitmap overlayChildBadgeOnUserPicture( Bitmap userPicture, Bitmap badge, Resources resources) { assert userPicture.getWidth() == resources.getDimensionPixelSize(R.dimen.user_picture_size); int borderSize = resources.getDimensionPixelOffset(R.dimen.badge_border_size); int badgeRadius = resources.getDimensionPixelOffset(R.dimen.badge_radius); // Create a larger image to accommodate the badge which spills the original picture. int badgedPictureWidth = resources.getDimensionPixelOffset(R.dimen.badged_user_picture_width); int badgedPictureHeight = resources.getDimensionPixelOffset(R.dimen.badged_user_picture_height); Bitmap badgedPicture = Bitmap.createBitmap(badgedPictureWidth, badgedPictureHeight, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(badgedPicture); canvas.drawBitmap(userPicture, 0, 0, null); // Cut a transparent hole through the background image. // This will serve as a border to the badge being overlaid. Paint paint = new Paint(); paint.setAntiAlias(true); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR)); int badgeCenterX = badgedPictureWidth - badgeRadius; int badgeCenterY = badgedPictureHeight - badgeRadius; canvas.drawCircle(badgeCenterX, badgeCenterY, badgeRadius + borderSize, paint); // Draw the badge canvas.drawBitmap(badge, badgeCenterX - badgeRadius, badgeCenterY - badgeRadius, null); return badgedPicture; }
Example #30
Source File: LimitedMemoryCache.java From candybar with Apache License 2.0 | 5 votes |
@Override public Bitmap remove(String key) { Bitmap value = super.get(key); if (value != null) { if (hardCache.remove(value)) { cacheSize.addAndGet(-getSize(value)); } } return super.remove(key); }