| 1 | /*
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| 2 | * copyright (c) 2005 Michael Niedermayer <[email protected]>
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| 3 | *
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| 4 | * This file is part of FFmpeg.
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| 5 | *
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| 6 | * FFmpeg is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU Lesser General Public
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| 8 | * License as published by the Free Software Foundation; either
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| 9 | * version 2.1 of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * FFmpeg is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | * Lesser General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU Lesser General Public
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| 17 | * License along with FFmpeg; if not, write to the Free Software
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| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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| 19 | */
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| 20 |
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| 21 | #ifndef INTFLOAT_READWRITE_H
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| 22 | #define INTFLOAT_READWRITE_H
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| 23 |
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| 24 | #include "common.h"
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| 25 |
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| 26 | /* IEEE 80 bits extended float */
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| 27 | typedef struct AVExtFloat {
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| 28 | uint8_t exponent[2];
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| 29 | uint8_t mantissa[8];
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| 30 | } AVExtFloat;
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| 31 |
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| 32 | double av_int2dbl(int64_t v);
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| 33 | float av_int2flt(int32_t v);
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| 34 | double av_ext2dbl(const AVExtFloat ext);
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| 35 | int64_t av_dbl2int(double d);
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| 36 | int32_t av_flt2int(float d);
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| 37 | AVExtFloat av_dbl2ext(double d);
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| 38 |
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| 39 | #endif /* INTFLOAT_READWRITE_H */
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