1/*
2 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
3 * Copyright (c) 2013 Cl��ment B��sch
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22#ifndef AVFILTER_SPP_H
23#define AVFILTER_SPP_H
24
25#include "libavcodec/avcodec.h"
26#include "libavcodec/pixblockdsp.h"
27#include "libavcodec/avdct.h"
28#include "avfilter.h"
29
30#define MAX_LEVEL 6 /* quality levels */
31
32typedef struct {
33    const AVClass *av_class;
34
35    int log2_count;
36    int qp;
37    int mode;
38    int qscale_type;
39    int temp_linesize;
40    uint8_t *src;
41    int16_t *temp;
42    AVCodecContext *avctx;
43    PixblockDSPContext pdsp;
44    AVDCT *dct;
45    int8_t *non_b_qp_table;
46    int non_b_qp_alloc_size;
47    int use_bframe_qp;
48    int hsub, vsub;
49
50    void (*store_slice)(uint8_t *dst, const int16_t *src,
51                        int dst_stride, int src_stride,
52                        int width, int height, int log2_scale,
53                        const uint8_t dither[8][8]);
54
55    void (*requantize)(int16_t dst[64], const int16_t src[64],
56                       int qp, const uint8_t *permutation);
57} SPPContext;
58
59void ff_spp_init_x86(SPPContext *s);
60
61#endif /* AVFILTER_SPP_H */
62