Function toArrayBuffer

tfjs-inference/src/file_handler.ts:132–142

* Convert a Buffer or an Array of Buffers to an ArrayBuffer. * * If the input is an Array of Buffers, they will be concatenated in the * specified order to form the output ArrayBuffer. * * @param buf A Buffer or an Array of Buffers. * @return An ArrayBuffer.

(buf: Buffer|Buffer[])

 * @return An ArrayBuffer.
 */
function toArrayBuffer(buf: Buffer|Buffer[]): ArrayBuffer {
  if (Array.isArray(buf)) {
    const newBuf = Buffer.concat(buf);

    return newBuf.buffer.slice(
        newBuf.byteOffset, newBuf.byteOffset + newBuf.byteLength);
  } else {
    // A single Buffer. Return a copy of the underlying ArrayBuffer slice.
    return buf.buffer.slice(buf.byteOffset, buf.byteOffset + buf.byteLength);
  }
}