/usr/include/libavutil/intfloat_readwrite.h is in libavutil-dev 4:0.8.1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | /*
* copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVUTIL_INTFLOAT_READWRITE_H
#define AVUTIL_INTFLOAT_READWRITE_H
#include <stdint.h>
#include "attributes.h"
/* IEEE 80 bits extended float */
typedef struct AVExtFloat {
uint8_t exponent[2];
uint8_t mantissa[8];
} AVExtFloat;
attribute_deprecated double av_int2dbl(int64_t v) av_const;
attribute_deprecated float av_int2flt(int32_t v) av_const;
attribute_deprecated double av_ext2dbl(const AVExtFloat ext) av_const;
attribute_deprecated int64_t av_dbl2int(double d) av_const;
attribute_deprecated int32_t av_flt2int(float d) av_const;
attribute_deprecated AVExtFloat av_dbl2ext(double d) av_const;
#endif /* AVUTIL_INTFLOAT_READWRITE_H */
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