FFmpeg
libavcodec
pnm.h
Go to the documentation of this file.
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/*
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* PNM image format
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* Copyright (c) 2002, 2003 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_PNM_H
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#define AVCODEC_PNM_H
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#include "
libavutil/half2float.h
"
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#include "
avcodec.h
"
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typedef
struct
PNMContext
{
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const
uint8_t *
bytestream
;
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const
uint8_t *
bytestream_start
;
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const
uint8_t *
bytestream_end
;
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int
maxval
;
///< maximum value of a pixel
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int
type
;
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int
endian
;
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int
half
;
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float
scale
;
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Half2FloatTables
h2f_tables
;
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}
PNMContext
;
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int
ff_pnm_decode_header
(
AVCodecContext
*avctx,
PNMContext
*
const
s
);
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#endif
/* AVCODEC_PNM_H */
Half2FloatTables
Definition:
half2float.h:27
PNMContext::endian
int endian
Definition:
pnm.h:34
ff_pnm_decode_header
int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext *const s)
Definition:
pnm.c:65
PNMContext::bytestream_end
const uint8_t * bytestream_end
Definition:
pnm.h:31
PNMContext::h2f_tables
Half2FloatTables h2f_tables
Definition:
pnm.h:38
PNMContext::bytestream_start
const uint8_t * bytestream_start
Definition:
pnm.h:30
PNMContext::scale
float scale
Definition:
pnm.h:36
s
#define s(width, name)
Definition:
cbs_vp9.c:198
PNMContext
Definition:
pnm.h:28
half2float.h
avcodec.h
PNMContext::type
int type
Definition:
pnm.h:33
AVCodecContext
main external API structure.
Definition:
avcodec.h:451
PNMContext::bytestream
const uint8_t * bytestream
Definition:
pnm.h:29
PNMContext::maxval
int maxval
maximum value of a pixel
Definition:
pnm.h:32
PNMContext::half
int half
Definition:
pnm.h:35
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