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