Android Utililty Methods Bitmap Size Get

List of utility methods to do Bitmap Size Get

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Description

The list of methods to do Bitmap Size Get are organized into topic(s).

Method

intbitmapSize(Bitmap bitmap)
bitmap Size 
if (bitmap == null) {
    return 0;
return bitmap.getRowBytes() * bitmap.getHeight();
intcalculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight)
calculate In Sample Size 
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
    final int halfHeight = height / 2;
    final int halfWidth = width / 2;
    while ((halfHeight / inSampleSize) > reqHeight
            && (halfWidth / inSampleSize) > reqWidth) {
...
intcalculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight)
calculate In Sample Size 
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if ((reqWidth > 0 && reqHeight > 0)
        && (height > reqHeight || width > reqWidth)) {
    if (width > height) {
        inSampleSize = Math.round((float) height
                / (float) reqHeight);
...
intcalculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight)
calculate In Sample Size 
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
    final int heightRatio = Math.round((float) height
            / (float) reqHeight);
    final int widthRatio = Math.round((float) width
            / (float) reqWidth);
...
intcomputeInitialSampleSize( BitmapFactory.Options options, int minSideLength, int maxNumOfPixels)
compute Initial Sample Size 
double w = options.outWidth;
double h = options.outHeight;
int lowerBound = (maxNumOfPixels < 0) ? 1 : (int) Math.ceil(Math
        .sqrt(w * h / maxNumOfPixels));
int upperBound = (minSideLength < 0) ? 128 : (int) Math.min(
        Math.floor(w / minSideLength),
        Math.floor(h / minSideLength));
if (upperBound < lowerBound) {
...
intcomputeSampleSize(BitmapFactory.Options options, int minSideLength, int maxNumOfPixels)
compute Sample Size 
int initialSize = computeInitialSampleSize(options, minSideLength,
        maxNumOfPixels);
int roundedSize;
if (initialSize <= 8) {
    roundedSize = 1;
    while (roundedSize < initialSize) {
        roundedSize <<= 1;
} else {
    roundedSize = (initialSize + 7) / 8 * 8;
return roundedSize;
intcomputeSampleSize(BitmapFactory.Options options, int target)
compute Sample Size 
int w = options.outWidth;
int h = options.outHeight;
float candidateW = w / target;
float candidateH = h / target;
float candidate = Math.max(candidateW, candidateH);
candidate = (float) (candidate + 0.0);
if (candidate <= 1.0)
    return 1;
...
BitmapSizegetBitmapSize(String filePath)
get Bitmap Size 
Options options = new Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeFile(filePath, options);
return new BitmapSize(options.outWidth, options.outHeight);
int[]getImageWH(String path)
get Image WH 
int[] wh = { -1, -1 };
if (path == null) {
    return wh;
File file = new File(path);
if (file.exists() && !file.isDirectory()) {
    try {
        BitmapFactory.Options options = new BitmapFactory.Options();
...
intinSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight)
in Sample Size 
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
    if (width > height) {
        inSampleSize = Math.round((float) height
                / (float) reqHeight);
    } else {
...