Examples with ImageScaleType com.nostra13.universalimageloader.core.assist.ImageScaleType used on opensource projects

Example 6 with ImageScaleType

use of com.nostra13.universalimageloader.core.assist.ImageScaleType in project Android-Universal-Image-Loader by nostra13.

the class LoadAndDisplayImageTask method resizeAndSaveImage.

/** Decodes image file into Bitmap, resize it and save it back */
private boolean resizeAndSaveImage(int maxWidth, int maxHeight) throws IOException {
    // Decode image file, compress and re-save it
    boolean saved = false;
    File targetFile = configuration.diskCache.get(uri);
    if (targetFile != null && targetFile.exists()) {
        ImageSize targetImageSize = new ImageSize(maxWidth, maxHeight);
        DisplayImageOptions specialOptions = new DisplayImageOptions.Builder().cloneFrom(options).imageScaleType(ImageScaleType.IN_SAMPLE_INT).build();
        ImageDecodingInfo decodingInfo = new ImageDecodingInfo(memoryCacheKey, Scheme.FILE.wrap(targetFile.getAbsolutePath()), uri, targetImageSize, ViewScaleType.FIT_INSIDE, getDownloader(), specialOptions);
        Bitmap bmp = decoder.decode(decodingInfo);
        if (bmp != null && configuration.processorForDiskCache != null) {
            L.d(LOG_PROCESS_IMAGE_BEFORE_CACHE_ON_DISK, memoryCacheKey);
            bmp = configuration.processorForDiskCache.process(bmp);
            if (bmp == null) {
                L.e(ERROR_PROCESSOR_FOR_DISK_CACHE_NULL, memoryCacheKey);
            }
        }
        if (bmp != null) {
            saved = configuration.diskCache.save(uri, bmp);
            bmp.recycle();
        }
    }
    return saved;
}

Example 7 with ImageScaleType

use of com.nostra13.universalimageloader.core.assist.ImageScaleType in project QuickAndroid by ImKarl.

the class QAImageLoaderConfig method getConfig.

/**
     * 获取加载配置
     * @param context
     * @param imageOnLoading 加载中显示的图片
     * @param imageOnFail 加载失败显示的图片
     * @return
     */
public static ImageLoaderConfiguration getConfig(Context context, Drawable imageOnLoading, Drawable imageOnFail) {
    DisplayImageOptions options = new DisplayImageOptions.Builder().showImageOnLoading(// 加载中
    imageOnLoading).showImageForEmptyUri(// 图片Uri为空或是错误的时候显示的图片
    imageOnFail).showImageOnFail(// resource or drawable
    imageOnFail).resetViewBeforeLoading(// default
    false).delayBeforeLoading(// 加载前延迟时长
    50).cacheInMemory(// default = false 是否使用内存缓存
    true).cacheOnDisk(// default = false 是否使用文件缓存
    true).considerExifParams(// default = false
    false).imageScaleType(// default
    ImageScaleType.IN_SAMPLE_POWER_OF_2).bitmapConfig(// default
    Bitmap.Config.ARGB_8888).displayer(// default = new SimpleBitmapDisplayer()
    new FadeInBitmapDisplayer(100)).build();
    File cacheDir = new File(QAFileManager.getUsableDir(context.getPackageName()));
    ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(context).threadPoolSize(// default 线程池大小
    3).threadPriority(// default 线程优先级
    Thread.NORM_PRIORITY - 2).denyCacheImageMultipleSizesInMemory().memoryCache(// 内存缓存
    new LruMemoryCache(8 * 1024 * 1024)).diskCache(// default 磁盘缓存
    new UnlimitedDiskCache(cacheDir)).diskCacheSize(// 磁盘缓存大小
    30 * 1024 * 1024).diskCacheFileNameGenerator(// default 磁盘缓存文件名
    new HashCodeFileNameGenerator()).imageDownloader(// default 图片下载器
    new BaseImageDownloader(context)).imageDecoder(// default 图片解码器
    new BaseImageDecoder(QACore.isDebug())).defaultDisplayImageOptions(// default=DisplayImageOptions.createSimple() 图片显示选项
    options).build();
    return config;
}

Example 8 with ImageScaleType

use of com.nostra13.universalimageloader.core.assist.ImageScaleType in project Android-Universal-Image-Loader by nostra13.

the class BaseImageDecoder method considerExactScaleAndOrientatiton.

protected Bitmap considerExactScaleAndOrientatiton(Bitmap subsampledBitmap, ImageDecodingInfo decodingInfo, int rotation, boolean flipHorizontal) {
    Matrix m = new Matrix();
    // Scale to exact size if need
    ImageScaleType scaleType = decodingInfo.getImageScaleType();
    if (scaleType == ImageScaleType.EXACTLY || scaleType == ImageScaleType.EXACTLY_STRETCHED) {
        ImageSize srcSize = new ImageSize(subsampledBitmap.getWidth(), subsampledBitmap.getHeight(), rotation);
        float scale = ImageSizeUtils.computeImageScale(srcSize, decodingInfo.getTargetSize(), decodingInfo.getViewScaleType(), scaleType == ImageScaleType.EXACTLY_STRETCHED);
        if (Float.compare(scale, 1f) != 0) {
            m.setScale(scale, scale);
            if (loggingEnabled) {
                L.d(LOG_SCALE_IMAGE, srcSize, srcSize.scale(scale), scale, decodingInfo.getImageKey());
            }
        }
    }
    // Flip bitmap if need
    if (flipHorizontal) {
        m.postScale(-1, 1);
        if (loggingEnabled)
            L.d(LOG_FLIP_IMAGE, decodingInfo.getImageKey());
    }
    // Rotate bitmap if need
    if (rotation != 0) {
        m.postRotate(rotation);
        if (loggingEnabled)
            L.d(LOG_ROTATE_IMAGE, rotation, decodingInfo.getImageKey());
    }
    Bitmap finalBitmap = Bitmap.createBitmap(subsampledBitmap, 0, 0, subsampledBitmap.getWidth(), subsampledBitmap.getHeight(), m, true);
    if (finalBitmap != subsampledBitmap) {
        subsampledBitmap.recycle();
    }
    return finalBitmap;
}

Example 9 with ImageScaleType

use of com.nostra13.universalimageloader.core.assist.ImageScaleType in project JamsMusicPlayer by psaravan.

the class BlacklistManagerActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    //Initialize Context and SharedPreferences.
    mContext = this;
    mActivity = this;
    mApp = (Common) this.getApplicationContext();
    sharedPreferences = mContext.getSharedPreferences("com.jams.music.player", Context.MODE_PRIVATE);
    //Set the UI theme.
    if (mApp.getCurrentTheme() == Common.DARK_THEME) {
        setTheme(R.style.AppTheme);
    } else {
        setTheme(R.style.AppThemeLight);
    }
    super.onCreate(savedInstanceState);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        getWindow().setBackgroundDrawable(UIElementsHelper.getGeneralActionBarBackground(mContext));
        int topPadding = Common.getStatusBarHeight(mContext);
        View activityView = (View) findViewById(android.R.id.content);
        //Calculate ActionBar height
        TypedValue tv = new TypedValue();
        int actionBarHeight = 0;
        if (getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true)) {
            actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, getResources().getDisplayMetrics());
        }
        if (activityView != null) {
            activityView.setPadding(0, topPadding + actionBarHeight, 0, 0);
        }
    }
    //Retrieve the actionbar.
    actionBar = getActionBar();
    //Create a set of options to optimize the bitmap memory usage.
    final BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;
    options.inJustDecodeBounds = false;
    options.inPurgeable = true;
    //Display Image Options.
    int defaultArt = UIElementsHelper.getIcon(mContext, "default_album_art_padded");
    displayImageOptions = new DisplayImageOptions.Builder().showImageForEmptyUri(R.drawable.default_album_art).showImageOnFail(R.drawable.default_album_art).showStubImage(R.drawable.transparent_drawable).cacheInMemory(false).cacheOnDisc(true).decodingOptions(options).imageScaleType(ImageScaleType.EXACTLY).bitmapConfig(Bitmap.Config.RGB_565).displayer(new FadeInBitmapDisplayer(400)).delayBeforeLoading(100).build();
    //Retrieve a list of blacklisted songs.
    AsyncGetAllSongIdsBlacklistStatusTask task = new AsyncGetAllSongIdsBlacklistStatusTask();
    task.execute();
}

Example 10 with ImageScaleType

use of com.nostra13.universalimageloader.core.assist.ImageScaleType in project QuickAndroid by ImKarl.

the class QAImageLoaderConfig method getConfig.

/**
     * 获取加载配置
     * @param context
     * @param imageOnLoadingRes 加载中显示的图片
     * @param imageOnFailRes 加载失败显示的图片
     * @return
     */
public static ImageLoaderConfiguration getConfig(Context context, int imageOnLoadingRes, int imageOnFailRes) {
    DisplayImageOptions options = new DisplayImageOptions.Builder().showImageOnLoading(// 加载中
    imageOnLoadingRes).showImageForEmptyUri(// 图片Uri为空或是错误的时候显示的图片
    imageOnFailRes).showImageOnFail(// resource or drawable
    imageOnFailRes).resetViewBeforeLoading(// default
    false).delayBeforeLoading(// 加载前延迟时长
    50).cacheInMemory(// default = false 是否使用内存缓存
    true).cacheOnDisk(// default = false 是否使用文件缓存
    true).considerExifParams(// default = false
    false).imageScaleType(// default
    ImageScaleType.IN_SAMPLE_POWER_OF_2).bitmapConfig(// default
    Bitmap.Config.ARGB_8888).displayer(// default = new SimpleBitmapDisplayer()
    new FadeInBitmapDisplayer(100)).build();
    File cacheDir = new File(QAFileManager.getUsableDir(context.getPackageName()));
    ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(context).threadPoolSize(// default 线程池大小
    3).threadPriority(// default 线程优先级
    Thread.NORM_PRIORITY - 2).denyCacheImageMultipleSizesInMemory().memoryCache(// 内存缓存
    new LruMemoryCache(8 * 1024 * 1024)).diskCache(// default 磁盘缓存
    new UnlimitedDiskCache(cacheDir)).diskCacheSize(// 磁盘缓存大小
    30 * 1024 * 1024).diskCacheFileNameGenerator(// default 磁盘缓存文件名
    new HashCodeFileNameGenerator()).imageDownloader(// default 图片下载器
    new BaseImageDownloader(context)).imageDecoder(// default 图片解码器
    new BaseImageDecoder(QACore.isDebug())).defaultDisplayImageOptions(// default=DisplayImageOptions.createSimple() 图片显示选项
    options).build();
    return config;
}