public static ulong GetDecompressedSize(ReadOnlySpan <byte> src)
{
var size = ExternMethods.ZSTD_getFrameContentSize(src, (size_t)src.Length);
if (size == ExternMethods.ZSTD_CONTENTSIZE_UNKNOWN)
{
throw new ZstdException(ZSTD_ErrorCode.ZSTD_error_GENERIC, "Decompressed content size is not specified");
}
if (size == ExternMethods.ZSTD_CONTENTSIZE_ERROR)
{
throw new ZstdException(ZSTD_ErrorCode.ZSTD_error_GENERIC, "Decompressed content size cannot be determined (e.g. invalid magic number, srcSize too small)");
}
return(size);
}
