Examples with LongPointer org.bytedeco.javacpp.LongPointer used on opensource projects

Example 1 with LongPointer

use of org.bytedeco.javacpp.LongPointer in project bigbluebutton by bigbluebutton.

the class Frame method createIndexer.

/** Returns an {@link Indexer} for the <i>i</i>th image plane. */
public <I extends Indexer> I createIndexer(boolean direct, int i) {
    long[] sizes = { imageHeight, imageWidth, imageChannels };
    long[] strides = { imageStride, imageChannels, 1 };
    Buffer buffer = image[i];
    Object array = buffer.hasArray() ? buffer.array() : null;
    switch(imageDepth) {
        case DEPTH_UBYTE:
            return array != null ? (I) UByteIndexer.create((byte[]) array, sizes, strides) : direct ? (I) UByteIndexer.create((ByteBuffer) buffer, sizes, strides) : (I) UByteIndexer.create(new BytePointer((ByteBuffer) buffer), sizes, strides, false);
        case DEPTH_BYTE:
            return array != null ? (I) ByteIndexer.create((byte[]) array, sizes, strides) : direct ? (I) ByteIndexer.create((ByteBuffer) buffer, sizes, strides) : (I) ByteIndexer.create(new BytePointer((ByteBuffer) buffer), sizes, strides, false);
        case DEPTH_USHORT:
            return array != null ? (I) UShortIndexer.create((short[]) array, sizes, strides) : direct ? (I) UShortIndexer.create((ShortBuffer) buffer, sizes, strides) : (I) UShortIndexer.create(new ShortPointer((ShortBuffer) buffer), sizes, strides, false);
        case DEPTH_SHORT:
            return array != null ? (I) ShortIndexer.create((short[]) array, sizes, strides) : direct ? (I) ShortIndexer.create((ShortBuffer) buffer, sizes, strides) : (I) ShortIndexer.create(new ShortPointer((ShortBuffer) buffer), sizes, strides, false);
        case DEPTH_INT:
            return array != null ? (I) IntIndexer.create((int[]) array, sizes, strides) : direct ? (I) IntIndexer.create((IntBuffer) buffer, sizes, strides) : (I) IntIndexer.create(new IntPointer((IntBuffer) buffer), sizes, strides, false);
        case DEPTH_LONG:
            return array != null ? (I) LongIndexer.create((long[]) array, sizes, strides) : direct ? (I) LongIndexer.create((LongBuffer) buffer, sizes, strides) : (I) LongIndexer.create(new LongPointer((LongBuffer) buffer), sizes, strides, false);
        case DEPTH_FLOAT:
            return array != null ? (I) FloatIndexer.create((float[]) array, sizes, strides) : direct ? (I) FloatIndexer.create((FloatBuffer) buffer, sizes, strides) : (I) FloatIndexer.create(new FloatPointer((FloatBuffer) buffer), sizes, strides, false);
        case DEPTH_DOUBLE:
            return array != null ? (I) DoubleIndexer.create((double[]) array, sizes, strides) : direct ? (I) DoubleIndexer.create((DoubleBuffer) buffer, sizes, strides) : (I) DoubleIndexer.create(new DoublePointer((DoubleBuffer) buffer), sizes, strides, false);
        default:
            assert false;
    }
    return null;
}

Example 2 with LongPointer

use of org.bytedeco.javacpp.LongPointer in project javacv by bytedeco.

the class Frame method createIndexer.

/**
 * Returns an {@link Indexer} for the <i>i</i>th image plane.
 */
public <I extends Indexer> I createIndexer(boolean direct, int i) {
    long[] sizes = { imageHeight, imageWidth, imageChannels };
    long[] strides = { imageStride, imageChannels, 1 };
    Buffer buffer = image[i];
    Object array = buffer.hasArray() ? buffer.array() : null;
    switch(imageDepth) {
        case DEPTH_UBYTE:
            return array != null ? (I) UByteIndexer.create((byte[]) array, sizes, strides).indexable(this) : direct ? (I) UByteIndexer.create((ByteBuffer) buffer, sizes, strides).indexable(this) : (I) UByteIndexer.create(new BytePointer((ByteBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_BYTE:
            return array != null ? (I) ByteIndexer.create((byte[]) array, sizes, strides).indexable(this) : direct ? (I) ByteIndexer.create((ByteBuffer) buffer, sizes, strides).indexable(this) : (I) ByteIndexer.create(new BytePointer((ByteBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_USHORT:
            return array != null ? (I) UShortIndexer.create((short[]) array, sizes, strides).indexable(this) : direct ? (I) UShortIndexer.create((ShortBuffer) buffer, sizes, strides).indexable(this) : (I) UShortIndexer.create(new ShortPointer((ShortBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_SHORT:
            return array != null ? (I) ShortIndexer.create((short[]) array, sizes, strides).indexable(this) : direct ? (I) ShortIndexer.create((ShortBuffer) buffer, sizes, strides).indexable(this) : (I) ShortIndexer.create(new ShortPointer((ShortBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_INT:
            return array != null ? (I) IntIndexer.create((int[]) array, sizes, strides).indexable(this) : direct ? (I) IntIndexer.create((IntBuffer) buffer, sizes, strides).indexable(this) : (I) IntIndexer.create(new IntPointer((IntBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_LONG:
            return array != null ? (I) LongIndexer.create((long[]) array, sizes, strides).indexable(this) : direct ? (I) LongIndexer.create((LongBuffer) buffer, sizes, strides).indexable(this) : (I) LongIndexer.create(new LongPointer((LongBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_FLOAT:
            return array != null ? (I) FloatIndexer.create((float[]) array, sizes, strides).indexable(this) : direct ? (I) FloatIndexer.create((FloatBuffer) buffer, sizes, strides).indexable(this) : (I) FloatIndexer.create(new FloatPointer((FloatBuffer) buffer), sizes, strides, false).indexable(this);
        case DEPTH_DOUBLE:
            return array != null ? (I) DoubleIndexer.create((double[]) array, sizes, strides).indexable(this) : direct ? (I) DoubleIndexer.create((DoubleBuffer) buffer, sizes, strides).indexable(this) : (I) DoubleIndexer.create(new DoublePointer((DoubleBuffer) buffer), sizes, strides, false).indexable(this);
        default:
            assert false;
    }
    return null;
}

Example 3 with LongPointer

use of org.bytedeco.javacpp.LongPointer in project nd4j by deeplearning4j.

the class AllocationUtils method getPointersBuffer.

public static DataBuffer getPointersBuffer(long[] pointers) {
    CudaDoubleDataBuffer tempX = new CudaDoubleDataBuffer(pointers.length);
    AtomicAllocator.getInstance().memcpyBlocking(tempX, new LongPointer(pointers), pointers.length * 8, 0);
    return tempX;
}