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/* Copyright (c) 2008-2022 the MRtrix3 contributors.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Covered Software is provided under this License on an "as is"
* basis, without warranty of any kind, either expressed, implied, or
* statutory, including, without limitation, warranties that the
* Covered Software is free of defects, merchantable, fit for a
* particular purpose or non-infringing.
* See the Mozilla Public License v. 2.0 for more details.
*
* For more details, see http://www.mrtrix.org/.
*/
#include "app.h"
#include "datatype.h"
namespace MR
{
constexpr uint8_t DataType::Attributes;
constexpr uint8_t DataType::Type;
constexpr uint8_t DataType::Complex;
constexpr uint8_t DataType::Signed;
constexpr uint8_t DataType::LittleEndian;
constexpr uint8_t DataType::BigEndian;
constexpr uint8_t DataType::Undefined;
constexpr uint8_t DataType::Bit;
constexpr uint8_t DataType::UInt8;
constexpr uint8_t DataType::UInt16;
constexpr uint8_t DataType::UInt32;
constexpr uint8_t DataType::Float32;
constexpr uint8_t DataType::Float64;
constexpr uint8_t DataType::Int8;
constexpr uint8_t DataType::Int16;
constexpr uint8_t DataType::Int16LE;
constexpr uint8_t DataType::UInt16LE;
constexpr uint8_t DataType::Int16BE;
constexpr uint8_t DataType::UInt16BE;
constexpr uint8_t DataType::Int32;
constexpr uint8_t DataType::Int32LE;
constexpr uint8_t DataType::UInt32LE;
constexpr uint8_t DataType::Int32BE;
constexpr uint8_t DataType::UInt32BE;
constexpr uint8_t DataType::Int64;
constexpr uint8_t DataType::Int64LE;
constexpr uint8_t DataType::UInt64LE;
constexpr uint8_t DataType::Int64BE;
constexpr uint8_t DataType::UInt64BE;
constexpr uint8_t DataType::Float32LE;
constexpr uint8_t DataType::Float32BE;
constexpr uint8_t DataType::Float64LE;
constexpr uint8_t DataType::Float64BE;
constexpr uint8_t DataType::CFloat32;
constexpr uint8_t DataType::CFloat32LE;
constexpr uint8_t DataType::CFloat32BE;
constexpr uint8_t DataType::CFloat64;
constexpr uint8_t DataType::CFloat64LE;
constexpr uint8_t DataType::CFloat64BE;
constexpr uint8_t DataType::Native;
const char* DataType::identifiers[] = {
"float32", "float32le", "float32be", "float64", "float64le", "float64be",
"int64", "uint64", "int64le", "uint64le", "int64be", "uint64be",
"int32", "uint32", "int32le", "uint32le", "int32be", "uint32be",
"int16", "uint16", "int16le", "uint16le", "int16be", "uint16be",
"cfloat32", "cfloat32le", "cfloat32be", "cfloat64", "cfloat64le", "cfloat64be",
"int8", "uint8", "bit", NULL
};
DataType DataType::parse (const std::string& spec)
{
std::string str (lowercase (spec));
if (str == "float32")
return Float32;
if (str == "float32le")
return Float32LE;
if (str == "float32be")
return Float32BE;
if (str == "float64")
return Float64;
if (str == "float64le")
return Float64LE;
if (str == "float64be")
return Float64BE;
if (str == "int64")
return Int64;
if (str == "uint64")
return UInt64;
if (str == "int64le")
return Int64LE;
if (str == "uint64le")
return UInt64LE;
if (str == "int64be")
return Int64BE;
if (str == "uint64be")
return UInt64BE;
if (str == "int32")
return Int32;
if (str == "uint32")
return UInt32;
if (str == "int32le")
return Int32LE;
if (str == "uint32le")
return UInt32LE;
if (str == "int32be")
return Int32BE;
if (str == "uint32be")
return UInt32BE;
if (str == "int16")
return Int16;
if (str == "uint16")
return UInt16;
if (str == "int16le")
return Int16LE;
if (str == "uint16le")
return UInt16LE;
if (str == "int16be")
return Int16BE;
if (str == "uint16be")
return UInt16BE;
if (str == "cfloat32")
return CFloat32;
if (str == "cfloat32le")
return CFloat32LE;
if (str == "cfloat32be")
return CFloat32BE;
if (str == "cfloat64")
return CFloat64;
if (str == "cfloat64le")
return CFloat64LE;
if (str == "cfloat64be")
return CFloat64BE;
if (str == "int8")
return Int8;
if (str == "uint8")
return UInt8;
if (str == "bit")
return Bit;
throw Exception ("invalid data type \"" + spec + "\"");
}
size_t DataType::bits () const
{
switch (dt & Type) {
case Bit:
return 1;
case UInt8:
return 8;
case UInt16:
return 16;
case UInt32:
return 32;
case UInt64:
return 64;
case Float32:
return is_complex() ? 64 : 32;
case Float64:
return is_complex() ? 128 : 64;
default:
throw Exception ("invalid datatype specifier");
}
return 0;
}
const char* DataType::description() const
{
switch (dt) {
case Bit:
return "bitwise";
case Int8:
return "signed 8 bit integer";
case UInt8:
return "unsigned 8 bit integer";
case Int16LE:
return "signed 16 bit integer (little endian)";
case UInt16LE:
return "unsigned 16 bit integer (little endian)";
case Int16BE:
return "signed 16 bit integer (big endian)";
case UInt16BE:
return "unsigned 16 bit integer (big endian)";
case Int32LE:
return "signed 32 bit integer (little endian)";
case UInt32LE:
return "unsigned 32 bit integer (little endian)";
case Int32BE:
return "signed 32 bit integer (big endian)";
case UInt32BE:
return "unsigned 32 bit integer (big endian)";
case Int64LE:
return "signed 64 bit integer (little endian)";
case UInt64LE:
return "unsigned 64 bit integer (little endian)";
case Int64BE:
return "signed 64 bit integer (big endian)";
case UInt64BE:
return "unsigned 64 bit integer (big endian)";
case Float32LE:
return "32 bit float (little endian)";
case Float32BE:
return "32 bit float (big endian)";
case Float64LE:
return "64 bit float (little endian)";
case Float64BE:
return "64 bit float (big endian)";
case CFloat32LE:
return "Complex 32 bit float (little endian)";
case CFloat32BE:
return "Complex 32 bit float (big endian)";
case CFloat64LE:
return "Complex 64 bit float (little endian)";
case CFloat64BE:
return "Complex 64 bit float (big endian)";
case Undefined:
return "undefined";
default:
return "invalid data type";
}
return nullptr;
}
const char* DataType::specifier() const
{
switch (dt) {
case Bit:
return "Bit";
case Int8:
return "Int8";
case UInt8:
return "UInt8";
case Int16LE:
return "Int16LE";
case UInt16LE:
return "UInt16LE";
case Int16BE:
return "Int16BE";
case UInt16BE:
return "UInt16BE";
case Int32LE:
return ("Int32LE");
case UInt32LE:
return ("UInt32LE");
case Int32BE:
return "Int32BE";
case UInt32BE:
return "UInt32BE";
case Int64LE:
return ("Int64LE");
case UInt64LE:
return ("UInt64LE");
case Int64BE:
return "Int64BE";
case UInt64BE:
return "UInt64BE";
case Float32LE:
return "Float32LE";
case Float32BE:
return "Float32BE";
case Float64LE:
return "Float64LE";
case Float64BE:
return "Float64BE";
case CFloat32LE:
return "CFloat32LE";
case CFloat32BE:
return "CFloat32BE";
case CFloat64LE:
return "CFloat64LE";
case CFloat64BE:
return "CFloat64BE";
case Int16:
return "Int16";
case UInt16:
return "UInt16";
case Int32:
return "Int32";
case UInt32:
return "UInt32";
case Int64:
return "Int64";
case UInt64:
return "UInt64";
case Float32:
return "Float32";
case Float64:
return "Float64";
case CFloat32:
return "CFloat32";
case CFloat64:
return "CFloat64";
case Undefined:
return "Undefined";
default:
return "invalid";
}
return NULL;
}
DataType DataType::from_command_line (DataType default_datatype)
{
auto opt = App::get_options ("datatype");
if (opt.size())
default_datatype = parse (opt[0][0]);
return default_datatype;
}
App::OptionGroup DataType::options ()
{
using namespace App;
return OptionGroup ("Data type options")
+ Option ("datatype", "specify output image data type. "
"Valid choices are: " + join (identifiers, ", ") + ".")
+ Argument ("spec").type_choice (identifiers);
}
}
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