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libavfilter
vf_spp.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
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* Copyright (c) 2013 Clément Bœsch
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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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef AVFILTER_SPP_H
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#define AVFILTER_SPP_H
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#include "
libavcodec/avcodec.h
"
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#include "
libavcodec/avdct.h
"
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#include "
avfilter.h
"
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#define MAX_LEVEL 6
/* quality levels */
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typedef
struct
{
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const
AVClass
*
av_class
;
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int
log2_count
;
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int
qp
;
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int
mode
;
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int
qscale_type
;
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int
temp_linesize
;
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uint8_t
*
src
;
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uint16_t *
temp
;
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AVCodecContext
*
avctx
;
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AVDCT
*
dct
;
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int8_t *
non_b_qp_table
;
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int
non_b_qp_alloc_size
;
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int
use_bframe_qp
;
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int
hsub,
vsub
;
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void
(*store_slice)(
uint8_t
*dst,
const
int16_t *
src
,
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int
dst_stride,
int
src_stride,
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int
width
,
int
height
,
int
log2_scale,
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const
uint8_t
dither
[8][8]);
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void
(*requantize)(int16_t dst[64],
const
int16_t src[64],
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int
qp,
const
uint8_t
*permutation);
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}
SPPContext
;
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void
ff_spp_init_x86
(
SPPContext
*
s
);
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#endif
/* AVFILTER_SPP_H */
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