Example usage for android.graphics Bitmap createScaledBitmap

Introduction

In this page you can find the example usage for android.graphics Bitmap createScaledBitmap.

Prototype

public static Bitmap createScaledBitmap(@NonNull Bitmap src, int dstWidth, int dstHeight, boolean filter)

Source Link

Document

Creates a new bitmap, scaled from an existing bitmap, when possible.

Usage

From source file:Main.java

public static int getHighlightColorFromBitmap(final Bitmap bitmap) {
    int incolor = Color.BLACK;
    if (null != bitmap) {
        final Bitmap bitmap1px = Bitmap.createScaledBitmap(bitmap, 1, 1, false);
        incolor = bitmap1px.getPixel(0, 0);
    }//from   w w  w .  ja va  2s  .com
    return getHighlightColor(incolor);
}

From source file:Main.java

/**
 * Resize bitmap/*  w  ww . ja  v a  2 s.  c o  m*/
 * @param bitmap
 * @param width
 * @param height
 * @return scaled bitmap
 */
public static Bitmap resizeBitmap(Bitmap bitmap, int width, int height) {
    return Bitmap.createScaledBitmap(bitmap, width, height, false);
}

From source file:Main.java

static public Bitmap scaleToFill(Bitmap b, int width, int height) {
    float factorH = height / (float) b.getWidth();
    float factorW = width / (float) b.getWidth();
    float factorToUse = (factorH > factorW) ? factorW : factorH;
    return Bitmap.createScaledBitmap(b, (int) (b.getWidth() * factorToUse), (int) (b.getHeight() * factorToUse),
            false);/*  w  w  w . j  a  va  2  s  .  c o  m*/
}

From source file:Main.java

public static Bitmap scale(Bitmap bitmap, float scale) {
    if (bitmap == null) {
        return null;
    }/*from w w w .  j  av  a 2 s .  c o m*/
    int width = Math.max(1, (int) (bitmap.getWidth() * scale));
    int height = Math.max(1, (int) (bitmap.getHeight() * scale));
    return Bitmap.createScaledBitmap(bitmap, width, height, false);
}

From source file:Main.java

public static Bitmap decodeSampledBitmapFromFile(String path, int requiredWidth, int requiredHeight) {
    if (path == null) {
        return null;
    }//www  . j ava  2  s  .c  o m
    Bitmap bmp = BitmapFactory.decodeFile(path, null);
    return Bitmap.createScaledBitmap(bmp, requiredWidth, requiredHeight, true);
}

From source file:Main.java

public static Bitmap zoomBitmap(Bitmap bitmap, float res) {
    if (bitmap == null) {
        return null;
    }/*from ww  w .j a  va2s  .  co m*/
    int width, height;
    width = (int) (bitmap.getWidth() * res);
    height = (int) (bitmap.getHeight() * res);
    Bitmap newbmp = Bitmap.createScaledBitmap(bitmap, width, height, true);
    return newbmp;
}

From source file:Main.java

/**
 * @description get the scaled bitmap as request
 *
 * @param src//from  ww w  .j av  a2 s.  c  om
 * @param dstWidth
 * @param dstHeight
 * @return
 */
private static Bitmap createScaleBitmap(Bitmap src, int dstWidth, int dstHeight, int inSampleSize) {
    Bitmap dst = Bitmap.createScaledBitmap(src, dstWidth, dstHeight, false);
    if (src != dst) {
        src.recycle();
    }
    return dst;
}

From source file:Main.java

public static Bitmap createBitmap(String paramString, int paramInt1, int paramInt2) {

    Bitmap localBitmap1 = BitmapFactory.decodeFile(paramString);
    Bitmap localBitmap2 = null;//w w  w. j a va  2  s . com

    if (localBitmap1 != null) {
        localBitmap2 = Bitmap.createScaledBitmap(localBitmap1, paramInt1, paramInt2, true);
        localBitmap1.recycle();
    }

    return localBitmap2;
}

From source file:Main.java

public static Bitmap scaleToFill(Bitmap bitmap, int i, int j) {
    float f = (float) j / (float) bitmap.getWidth();
    float f1 = (float) i / (float) bitmap.getWidth();
    float f2;/*  w  ww .  j  a v  a2s. c  o m*/
    if (f > f1) {
        f2 = f1;
    } else {
        f2 = f;
    }
    return Bitmap.createScaledBitmap(bitmap, (int) (f2 * (float) bitmap.getWidth()),
            (int) (f2 * (float) bitmap.getHeight()), false);
}

From source file:Main.java

public static Bitmap scaleDown(Bitmap bmp, float maxImgSize, boolean filter) {
    float ratio = Math.min((float) maxImgSize / bmp.getWidth(), (float) maxImgSize / bmp.getHeight());
    int width = Math.round((float) ratio * bmp.getWidth());
    int height = Math.round((float) ratio * bmp.getHeight());

    return Bitmap.createScaledBitmap(bmp, width, height, filter);
}