Examples with FloatProcessor ij.process.FloatProcessor used on opensource projects

Example 46 with FloatProcessor

use of ij.process.FloatProcessor in project TrakEM2 by trakem2.

the class Utils method fastConvertToFloat.

/**
 * A method that circumvents the findMinAndMax when creating a float processor from an existing processor.  Ignores color calibrations and does no scaling at all.
 */
public static final FloatProcessor fastConvertToFloat(final ShortProcessor ip) {
    final short[] pix = (short[]) ip.getPixels();
    final float[] data = new float[pix.length];
    for (int i = 0; i < pix.length; i++) data[i] = pix[i] & 0xffff;
    final FloatProcessor fp = new FloatProcessorT2(ip.getWidth(), ip.getHeight(), data, ip.getColorModel(), ip.getMin(), ip.getMax());
    return fp;
}

Example 47 with FloatProcessor

use of ij.process.FloatProcessor in project TrakEM2 by trakem2.

the class ImageArrayConverter method ImageToDoubleArray1DZeroPadding.

public static double[] ImageToDoubleArray1DZeroPadding(ImageProcessor ip, int width, int height) {
    double[] image;
    Object pixelArray = ip.getPixels();
    int count = 0;
    int offsetX = (width - ip.getWidth()) / 2;
    int offsetY = (height - ip.getHeight()) / 2;
    if (offsetX < 0) {
        System.err.println("mpi.fruitfly.general.ImageArrayConverter.ImageToDoubleArray1DZeroPadding(): Zero-Padding size in X smaller than image! " + width + " < " + ip.getWidth());
        return null;
    }
    if (offsetY < 0) {
        System.err.println("mpi.fruitfly.general.ImageArrayConverter.ImageToDoubleArray1DZeroPadding(): Zero-Padding size in Y smaller than image! " + height + " < " + ip.getHeight());
        return null;
    }
    if (ip instanceof ByteProcessor) {
        image = new double[width * height];
        byte[] pixels = (byte[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[(y + offsetY) * width + x + offsetX] = pixels[count++] & 0xff;
    } else if (ip instanceof ShortProcessor) {
        image = new double[width * height];
        short[] pixels = (short[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[(y + offsetY) * width + x + offsetX] = pixels[count++] & 0xffff;
    } else if (ip instanceof FloatProcessor) {
        image = new double[width * height];
        float[] pixels = (float[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[(y + offsetY) * width + x + offsetX] = pixels[count++];
    } else // RGB
    {
        image = new double[width * height];
        int[] pixels = (int[]) pixelArray;
    // still unknown how to do...
    /*
            for (int y = 0; y < ip.getHeight(); y++)
                for (int x = 0; x < ip.getWidth(); x++)
                        image[x][y] = pixels[count++];// & 0xffffff;
            */
    }
    return image;
}

Example 48 with FloatProcessor

use of ij.process.FloatProcessor in project TrakEM2 by trakem2.

the class ImageArrayConverter method ImageToIntArray.

public static int[][] ImageToIntArray(ImageProcessor ip) {
    int[][] image;
    Object pixelArray = ip.getPixels();
    int count = 0;
    if (ip instanceof ByteProcessor) {
        image = new int[ip.getWidth()][ip.getHeight()];
        byte[] pixels = (byte[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[x][y] = pixels[count++] & 0xff;
    } else if (ip instanceof ShortProcessor) {
        image = new int[ip.getWidth()][ip.getHeight()];
        short[] pixels = (short[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[x][y] = pixels[count++] & 0xffff;
    } else if (ip instanceof FloatProcessor) {
        image = new int[ip.getWidth()][ip.getHeight()];
        float[] pixels = (float[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[x][y] = (int) pixels[count++];
    } else // RGB
    {
        image = new int[ip.getWidth()][ip.getHeight()];
        int[] pixels = (int[]) pixelArray;
    // still unknown how to do...
    /*
            for (int y = 0; y < ip.getHeight(); y++)
                for (int x = 0; x < ip.getWidth(); x++)
                        image[x][y] = pixels[count++];// & 0xffffff;
            */
    }
    return image;
}

Example 49 with FloatProcessor

use of ij.process.FloatProcessor in project TrakEM2 by trakem2.

the class ImageArrayConverter method ImageToFloatArray2DZeroPadding.

public static FloatArray2D ImageToFloatArray2DZeroPadding(ImageProcessor ip, int width, int height) {
    FloatArray2D image = new FloatArray2D(width, height);
    Object pixelArray = ip.getPixels();
    int count = 0;
    int offsetX = (width - ip.getWidth()) / 2;
    int offsetY = (height - ip.getHeight()) / 2;
    if (offsetX < 0) {
        System.err.println("mpi.fruitfly.general.ImageArrayConverter.ImageToFloatArray2DZeroPadding(): Zero-Padding size in X smaller than image! " + width + " < " + ip.getWidth());
        return null;
    }
    if (offsetY < 0) {
        System.err.println("mpi.fruitfly.general.ImageArrayConverter.ImageToFloatArray2DZeroPadding(): Zero-Padding size in Y smaller than image! " + height + " < " + ip.getHeight());
        return null;
    }
    if (ip instanceof ByteProcessor) {
        byte[] pixels = (byte[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image.set(pixels[count++] & 0xff, x + offsetX, y + offsetY);
    } else if (ip instanceof ShortProcessor) {
        short[] pixels = (short[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image.set(pixels[count++] & 0xffff, x + offsetX, y + offsetY);
    } else if (ip instanceof FloatProcessor) {
        float[] pixels = (float[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image.set(pixels[count++], x + offsetX, y + offsetY);
    } else // RGB
    {
        int[] pixels = (int[]) pixelArray;
    // still unknown how to do...
    /*
            for (int y = 0; y < ip.getHeight(); y++)
                for (int x = 0; x < ip.getWidth(); x++)
                        image[x][y] = pixels[count++];// & 0xffffff;
            */
    }
    return image;
}

Example 50 with FloatProcessor

use of ij.process.FloatProcessor in project TrakEM2 by trakem2.

the class ImageArrayConverter method ImageToDoubleArray1D.

public static double[] ImageToDoubleArray1D(ImageProcessor ip) {
    double[] image;
    Object pixelArray = ip.getPixels();
    int count = 0;
    if (ip instanceof ByteProcessor) {
        image = new double[ip.getWidth() * ip.getHeight()];
        byte[] pixels = (byte[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[count] = pixels[count++] & 0xff;
    } else if (ip instanceof ShortProcessor) {
        image = new double[ip.getWidth() * ip.getHeight()];
        short[] pixels = (short[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[count] = pixels[count++] & 0xffff;
    } else if (ip instanceof FloatProcessor) {
        image = new double[ip.getWidth() * ip.getHeight()];
        float[] pixels = (float[]) pixelArray;
        for (int y = 0; y < ip.getHeight(); y++) for (int x = 0; x < ip.getWidth(); x++) image[count] = pixels[count++];
    } else // RGB
    {
        image = new double[ip.getWidth() * ip.getHeight()];
        int[] pixels = (int[]) pixelArray;
    // still unknown how to do...
    /*
            for (int y = 0; y < ip.getHeight(); y++)
                for (int x = 0; x < ip.getWidth(); x++)
                        image[x][y] = pixels[count++];// & 0xffffff;
            */
    }
    return image;
}