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/*
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
* Copyright (c) 2013 Clément Bœsch
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef AVFILTER_SPP_H
#define AVFILTER_SPP_H
#include "libavcodec/avcodec.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/idctdsp.h"
#include "avfilter.h"
#define MAX_LEVEL 6 /* quality levels */
typedef struct {
const AVClass *av_class;
int log2_count;
int qp;
int mode;
int qscale_type;
int temp_linesize;
uint8_t *src;
int16_t *temp;
AVCodecContext *avctx;
DSPContext dsp;
IDCTDSPContext idsp;
int8_t *non_b_qp_table;
int non_b_qp_alloc_size;
int use_bframe_qp;
int hsub, vsub;
void (*store_slice)(uint8_t *dst, const int16_t *src,
int dst_stride, int src_stride,
int width, int height, int log2_scale,
const uint8_t dither[8][8]);
void (*requantize)(int16_t dst[64], const int16_t src[64],
int qp, const uint8_t *permutation);
} SPPContext;
void ff_spp_init_x86(SPPContext *s);
#endif /* AVFILTER_SPP_H */
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