/// <summary>
/// Initialises an <see cref="ArithmeticCodingWriterStream"/> instance given an output stream and a set of byte
/// frequencies.</summary>
/// <param name="outputStream">
/// The output stream to which the encoded data will be written.</param>
/// <param name="context">
/// The context used for determining the relative frequencies of input bytes. The caller may make changes to the
/// context instance it passed in; such changes will take effect immediately. See also <see cref="SetContext"/>.</param>
/// <remarks>
/// The encoded data will not be complete until the stream is closed using <see cref="Close()"/>.</remarks>
public ArithmeticCodingWriterStream(Stream outputStream, ArithmeticSymbolContext context)
{
_writer = new ArithmeticCodingWriter(
outputStream ?? throw new ArgumentNullException(nameof(outputStream)),
context ?? throw new ArgumentNullException(nameof(context))
);
}
/// <summary>
/// Initialises an <see cref="ArithmeticCodingReaderStream"/> instance given an input stream and a set of byte
/// frequencies.</summary>
/// <param name="inputStream">
/// The input stream from which the encoded data will be read.</param>
/// <param name="context">
/// The context used for determining the relative frequencies of input bytes. The caller may make changes to the
/// context instance it passed in; such changes will take effect immediately. See also <see cref="SetContext"/>.</param>
public ArithmeticCodingReaderStream(Stream inputStream, ArithmeticSymbolContext context)
{
_reader = new ArithmeticCodingReader(
inputStream ?? throw new ArgumentNullException(nameof(inputStream)),
context ?? throw new ArgumentNullException(nameof(context))
);
}