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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
Cokiee Shell
| Current Path : /proc/self/root/usr/include/CLAM/ |
| Current File : //proc/self/root/usr/include/CLAM/SDIFType.hxx |
/*
* Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __SDIFType__
#define __SDIFType__
#include <string.h>
#include "DataTypes.hxx"
namespace SDIF
{
/**
* Used to store the Frame and Matrix types, a 4-byte
* identifier
*/
class TypeId
{
friend class File;
protected:
/** The 4-byte identifier */
CLAM::TByte mData[4];
public:
/** Create a new Type
* @param str String containing the 4-byte identifier
*/
TypeId(const char* str = "\0\0\0\0")
{
memcpy(mData,str,4);
}
/** Compare this Type
* @param cmp The Type to compare with
* @return true when equal
*/
bool operator == (const TypeId& cmp) { return !memcmp(mData,cmp.mData,4); }
/** Convert the Type to a character string
* @return The 4-byte identifier in a null-terminator const char string> */
const char* String(void) const
{
static char str[5];
memcpy(str,mData,4);
str[4]='\0';
return str;
}
static TypeId sDefault;
};
enum DataType
{
eUnknown = 0,
eFloat32 = 0x4, // 32-bit big-endian IEEE 754 float, 4 bytes
eFloat64 = 0x8, // 64-bit big-endian IEEE 754 float, 8 bytes
eInt32 = 0x104, // 32-bit big-endian two's complement integer, 4 bytes
eInt64 = 0x108, // 64-bit big-endian two's complement integer, 8 bytes
eUint42 = 0x204, // 32-bit big-endian unsigned integer, 4 bytes
eUTF8byte = 0x301, // Byte of UTF8-encoded text, 1 bytes
eByte = 0x401 // Arbitrary byte, 1 bytes
};
template <class T> class GetType
{
public:
static DataType Get(void) { return eUnknown; }
};
class TUTF8byte
{
public:
char c;
};
template <> class GetType<CLAM::TFloat32>{public:static DataType Get(void){return eFloat32;}};
template <> class GetType<CLAM::TFloat64>{public:static DataType Get(void){return eFloat64;}};
template <> class GetType<CLAM::TInt32>{public:static DataType Get(void){return eInt32;}};
template <> class GetType<CLAM::TInt64>{public:static DataType Get(void){return eInt64;}};
template <> class GetType<TUTF8byte>{public:static DataType Get(void){return eUTF8byte;}};
template <> class GetType<CLAM::TByte>{public:static DataType Get(void){return eByte;}};
}
#endif
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