图片转换base64 Packages

C API for returning the ndarray data type corresponding to a Node-API typed array type.

Convert an ndarray-like object to an object likely to have the same "shape".

Return the number of ndarray dimensions.

Return the next Cartesian index (i.e., set of subscripts/dimension indices).

Return the number of non-singleton dimensions.

Normalize an index to the interval [0,max].

Apply a nullary function and assign results to elements in an output ndarray.

Transpose a matrix (or a stack of matrices).

Apply a unary callback to elements in a input ndarray and assign results to elements in an output ndarray.

Apply a unary function to each element retrieved from a input ndarray according to a callback function and assign results to elements in an output ndarray.

Base utilities for single-precision floating-point numbers.

Base double-precision floating-point number assert functions.

Return an integer corresponding to the unbiased exponent of a single-precision floating-point number.

Create a single-precision floating-point number from a literal bit representation.

Return a boolean indicating if the sign bit for a single-precision floating-point number is on (true) or off (false).

Return an integer corresponding to the significand of a single-precision floating-point number.

Return a string giving the literal bit representation of a single-precision floating-point number.

Convert a single-precision floating-point number to a signed 32-bit integer.

Convert a single-precision floating-point number to an unsigned 32-bit integer.

Create a single-precision floating-point number from an unsigned integer corresponding to an IEEE 754 binary representation.