1/*
2 * RTJpeg decoding functions
3 * copyright (c) 2006 Reimar Doeffinger
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (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 GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#ifndef AVCODEC_RTJPEG_H
23#define AVCODEC_RTJPEG_H
24
25#include <stdint.h>
26#include "dsputil.h"
27
28typedef struct {
29    int w, h;
30    DSPContext *dsp;
31    uint8_t scan[64];
32    uint32_t lquant[64];
33    uint32_t cquant[64];
34    DECLARE_ALIGNED(16, DCTELEM, block)[64];
35} RTJpegContext;
36
37void rtjpeg_decode_init(RTJpegContext *c, DSPContext *dsp,
38                        int width, int height,
39                        const uint32_t *lquant, const uint32_t *cquant);
40
41int rtjpeg_decode_frame_yuv420(RTJpegContext *c, AVFrame *f,
42                               const uint8_t *buf, int buf_size);
43#endif /* AVCODEC_RTJPEG_H */
44