OrtUtil (onnxruntime 1.6.0 API)

java.lang.Object
- ai.onnxruntime.OrtUtil

public final class OrtUtil
extends java.lang.Object

Util code for interacting with Java arrays.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static long`	`elementCount(long[] shape)` Counts the number of elements stored in a Tensor of this shape.
`static java.lang.String[]`	`flattenString(java.lang.Object o)` Flatten a multidimensional String array into a single dimensional String array, reading it in a multidimensional row-major order.
`static java.lang.Object`	`newBooleanArray(long[] shape)` Creates a new primitive boolean array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newByteArray(long[] shape)` Creates a new primitive byte array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newDoubleArray(long[] shape)` Creates a new primitive double array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newFloatArray(long[] shape)` Creates a new primitive float array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newIntArray(long[] shape)` Creates a new primitive int array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newLongArray(long[] shape)` Creates a new primitive long array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`newShortArray(long[] shape)` Creates a new primitive short array of up to 8 dimensions, using the supplied shape.
`static java.lang.Object`	`reshape(boolean[] input, long[] shape)` Reshapes a boolean array into the desired n-dimensional array assuming the boolean array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(byte[] input, long[] shape)` Reshapes a byte array into the desired n-dimensional array assuming the byte array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(double[] input, long[] shape)` Reshapes a double array into the desired n-dimensional array assuming the double array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(float[] input, long[] shape)` Reshapes a float array into the desired n-dimensional array assuming the float array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(int[] input, long[] shape)` Reshapes an int array into the desired n-dimensional array, assuming the int array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(long[] input, long[] shape)` Reshapes a long array into the desired n-dimensional array, assuming the long array is stored in n-dimensional row-major order.
`static java.lang.Object`	`reshape(short[] input, long[] shape)` Reshapes a short array into the desired n-dimensional array assuming the short array is stored in n-dimensional row-major order.
`static long[]`	`transformShape(int[] shape)` Converts an int shape into a long shape.
`static int[]`	`transformShape(long[] shape)` Converts an long shape into a int shape.
`static boolean`	`validateShape(long[] shape)` Checks that the shape is a valid shape for a Java array (i.e.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - transformShape
```
public static int[] transformShape(long[] shape)
```
    Converts an long shape into a int shape.
    Validates that the shape has more than 1 elements, less than 9 elements, each element is less than Integer.MAX_VALUE and that each entry is non-negative.
    
    Parameters:
    
    shape - The long shape.
    
    Returns:
    
    The int shape.
  - transformShape
```
public static long[] transformShape(int[] shape)
```
    Converts an int shape into a long shape.
    Validates that the shape has more than 1 element, less than 9 elements and that each entry is non-negative.
    
    Parameters:
    
    shape - The int shape.
    
    Returns:
    
    The long shape.
  - newBooleanArray
```
public static java.lang.Object newBooleanArray(long[] shape)
```
    Creates a new primitive boolean array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A boolean array.
  - newByteArray
```
public static java.lang.Object newByteArray(long[] shape)
```
    Creates a new primitive byte array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A byte array.
  - newShortArray
```
public static java.lang.Object newShortArray(long[] shape)
```
    Creates a new primitive short array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A short array.
  - newIntArray
```
public static java.lang.Object newIntArray(long[] shape)
```
    Creates a new primitive int array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A int array.
  - newLongArray
```
public static java.lang.Object newLongArray(long[] shape)
```
    Creates a new primitive long array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A long array.
  - newFloatArray
```
public static java.lang.Object newFloatArray(long[] shape)
```
    Creates a new primitive float array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A float array.
  - newDoubleArray
```
public static java.lang.Object newDoubleArray(long[] shape)
```
    Creates a new primitive double array of up to 8 dimensions, using the supplied shape.
    
    Parameters:
    
    shape - The shape of array to create.
    
    Returns:
    
    A double array.
  - reshape
```
public static java.lang.Object reshape(boolean[] input,
                                       long[] shape)
```
    Reshapes a boolean array into the desired n-dimensional array assuming the boolean array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The boolean array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional boolean array.
  - reshape
```
public static java.lang.Object reshape(byte[] input,
                                       long[] shape)
```
    Reshapes a byte array into the desired n-dimensional array assuming the byte array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The byte array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional byte array.
  - reshape
```
public static java.lang.Object reshape(short[] input,
                                       long[] shape)
```
    Reshapes a short array into the desired n-dimensional array assuming the short array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The short array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional short array.
  - reshape
```
public static java.lang.Object reshape(int[] input,
                                       long[] shape)
```
    Reshapes an int array into the desired n-dimensional array, assuming the int array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The int array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional int array.
  - reshape
```
public static java.lang.Object reshape(long[] input,
                                       long[] shape)
```
    Reshapes a long array into the desired n-dimensional array, assuming the long array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The long array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional long array.
  - reshape
```
public static java.lang.Object reshape(float[] input,
                                       long[] shape)
```
    Reshapes a float array into the desired n-dimensional array assuming the float array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The float array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional float array.
  - reshape
```
public static java.lang.Object reshape(double[] input,
                                       long[] shape)
```
    Reshapes a double array into the desired n-dimensional array assuming the double array is stored in n-dimensional row-major order. Throws IllegalArgumentException if the number of elements doesn't match between the shape and the input or the shape is invalid.
    
    Parameters:
    
    input - The double array.
    
    shape - The desired shape.
    
    Returns:
    
    An n-dimensional double array.
  - elementCount
```
public static long elementCount(long[] shape)
```
    Counts the number of elements stored in a Tensor of this shape.
    Multiplies all the elements together if they are positive, throws an IllegalArgumentException otherwise.
    
    Parameters:
    
    shape - The shape to use.
    
    Returns:
    
    The number of elements.
  - validateShape
```
public static boolean validateShape(long[] shape)
```
    Checks that the shape is a valid shape for a Java array (i.e. that the values are all positive and representable by an int).
    
    Parameters:
    
    shape - The shape to check.
    
    Returns:
    
    True if the shape is valid.
  - flattenString
```
public static java.lang.String[] flattenString(java.lang.Object o)
```
    Flatten a multidimensional String array into a single dimensional String array, reading it in a multidimensional row-major order.
    
    Parameters:
    
    o - A multidimensional String array.
    
    Returns:
    
    A single dimensional String array.

Class OrtUtil

Method Summary

Methods inherited from class java.lang.Object

Method Detail

transformShape

transformShape

newBooleanArray

newByteArray

newShortArray

newIntArray

newLongArray

newFloatArray

newDoubleArray

reshape

reshape

reshape

reshape

reshape

reshape

reshape

elementCount

validateShape

flattenString