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/*
* Copyright (C) 2000-2006 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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.
*
* xine 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*/
#ifndef __BSWAP_H__
#define __BSWAP_H__
#include "config.h"
#define always_inline inline
#include "ffmpeg_bswap.h"
/* These are the Aligned variants */
#define _X_ABE_16(x) (be2me_16(*(uint16_t*)(x)))
#define _X_ABE_32(x) (be2me_32(*(uint32_t*)(x)))
#define _X_ABE_64(x) (be2me_64(*(uint64_t*)(x)))
#define _X_ALE_16(x) (le2me_16(*(uint16_t*)(x)))
#define _X_ALE_32(x) (le2me_32(*(uint32_t*)(x)))
#define _X_ALE_64(x) (le2me_64(*(uint64_t*)(x)))
#define _X_BE_16(x) (((uint16_t)(((uint8_t*)(x))[0]) << 8) | \
((uint16_t)((uint8_t*)(x))[1]))
#define _X_BE_24(x) (((uint32_t)(((uint8_t*)(x))[0]) << 16) | \
((uint32_t)(((uint8_t*)(x))[1]) << 8) | \
((uint32_t)(((uint8_t*)(x))[2])))
#define _X_BE_32(x) (((uint32_t)(((uint8_t*)(x))[0]) << 24) | \
((uint32_t)(((uint8_t*)(x))[1]) << 16) | \
((uint32_t)(((uint8_t*)(x))[2]) << 8) | \
((uint32_t)((uint8_t*)(x))[3]))
#define _X_BE_64(x) (((uint64_t)(((uint8_t*)(x))[0]) << 56) | \
((uint64_t)(((uint8_t*)(x))[1]) << 48) | \
((uint64_t)(((uint8_t*)(x))[2]) << 40) | \
((uint64_t)(((uint8_t*)(x))[3]) << 32) | \
((uint64_t)(((uint8_t*)(x))[4]) << 24) | \
((uint64_t)(((uint8_t*)(x))[5]) << 16) | \
((uint64_t)(((uint8_t*)(x))[6]) << 8) | \
((uint64_t)((uint8_t*)(x))[7]))
#define _X_LE_16(x) (((uint16_t)(((uint8_t*)(x))[1]) << 8) | \
((uint16_t)((uint8_t*)(x))[0]))
#define _X_LE_24(x) (((uint32_t)(((uint8_t*)(x))[2]) << 16) | \
((uint32_t)(((uint8_t*)(x))[1]) << 8) | \
((uint32_t)(((uint8_t*)(x))[0])))
#define _X_LE_32(x) (((uint32_t)(((uint8_t*)(x))[3]) << 24) | \
((uint32_t)(((uint8_t*)(x))[2]) << 16) | \
((uint32_t)(((uint8_t*)(x))[1]) << 8) | \
((uint32_t)((uint8_t*)(x))[0]))
#define _X_LE_64(x) (((uint64_t)(((uint8_t*)(x))[7]) << 56) | \
((uint64_t)(((uint8_t*)(x))[6]) << 48) | \
((uint64_t)(((uint8_t*)(x))[5]) << 40) | \
((uint64_t)(((uint8_t*)(x))[4]) << 32) | \
((uint64_t)(((uint8_t*)(x))[3]) << 24) | \
((uint64_t)(((uint8_t*)(x))[2]) << 16) | \
((uint64_t)(((uint8_t*)(x))[1]) << 8) | \
((uint64_t)((uint8_t*)(x))[0]))
#ifdef WORDS_BIGENDIAN
#define _X_ME_16(x) _X_BE_16(x)
#define _X_ME_32(x) _X_BE_32(x)
#define _X_ME_64(x) _X_BE_64(x)
#define _X_AME_16(x) _X_ABE_16(x)
#define _X_AME_32(x) _X_ABE_32(x)
#define _X_AME_64(x) _X_ABE_64(x)
#else
#define _X_ME_16(x) _X_LE_16(x)
#define _X_ME_32(x) _X_LE_32(x)
#define _X_ME_64(x) _X_LE_64(x)
#define _X_AME_16(x) _X_ALE_16(x)
#define _X_AME_32(x) _X_ALE_32(x)
#define _X_AME_64(x) _X_ALE_64(x)
#endif
#define BE_FOURCC( ch0, ch1, ch2, ch3 ) \
( (uint32_t)(unsigned char)(ch3) | \
( (uint32_t)(unsigned char)(ch2) << 8 ) | \
( (uint32_t)(unsigned char)(ch1) << 16 ) | \
( (uint32_t)(unsigned char)(ch0) << 24 ) )
#define LE_FOURCC( ch0, ch1, ch2, ch3 ) \
( (uint32_t)(unsigned char)(ch0) | \
( (uint32_t)(unsigned char)(ch1) << 8 ) | \
( (uint32_t)(unsigned char)(ch2) << 16 ) | \
( (uint32_t)(unsigned char)(ch3) << 24 ) )
#ifdef WORDS_BIGENDIAN
#define ME_FOURCC BE_FOURCC
#else
#define ME_FOURCC LE_FOURCC
#endif
#endif
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