1/*
2 *    linux/drivers/video/bootsplash/decode-jpg.h - a tiny jpeg decoder.
3 *
4 *      (w) August 2001 by Michael Schroeder, <mls@suse.de>
5 */
6
7#ifndef __DECODE_JPG_H
8#define __DECODE_JPG_H
9
10#define ERR_NO_SOI 1
11#define ERR_NOT_8BIT 2
12#define ERR_HEIGHT_MISMATCH 3
13#define ERR_WIDTH_MISMATCH 4
14#define ERR_BAD_WIDTH_OR_HEIGHT 5
15#define ERR_TOO_MANY_COMPPS 6
16#define ERR_ILLEGAL_HV 7
17#define ERR_QUANT_TABLE_SELECTOR 8
18#define ERR_NOT_YCBCR_221111 9
19#define ERR_UNKNOWN_CID_IN_SCAN 10
20#define ERR_NOT_SEQUENTIAL_DCT 11
21#define ERR_WRONG_MARKER 12
22#define ERR_NO_EOI 13
23#define ERR_BAD_TABLES 14
24#define ERR_DEPTH_MISMATCH 15
25
26struct jpeg_decdata {
27	int dcts[6 * 64 + 16];
28	int out[64 * 6];
29	int dquant[3][64];
30};
31
32extern int jpeg_decode(unsigned char *, unsigned char *, int, int, int,
33		       struct jpeg_decdata *);
34extern int jpeg_check_size(unsigned char *, int, int);
35
36#endif
37