diff options
Diffstat (limited to 'src/lib/jpeg.h')
-rw-r--r-- | src/lib/jpeg.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/lib/jpeg.h b/src/lib/jpeg.h new file mode 100644 index 0000000000..12e8e9f989 --- /dev/null +++ b/src/lib/jpeg.h @@ -0,0 +1,56 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2001 by Michael Schroeder + * + * This program 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; version 2 of + * the License. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +/* + * a tiny jpeg decoder. + * + * written in August 2001 by Michael Schroeder <mls@suse.de> + */ + +#ifndef __JPEG_H +#define __JPEG_H + +#define ERR_NO_SOI 1 +#define ERR_NOT_8BIT 2 +#define ERR_HEIGHT_MISMATCH 3 +#define ERR_WIDTH_MISMATCH 4 +#define ERR_BAD_WIDTH_OR_HEIGHT 5 +#define ERR_TOO_MANY_COMPPS 6 +#define ERR_ILLEGAL_HV 7 +#define ERR_QUANT_TABLE_SELECTOR 8 +#define ERR_NOT_YCBCR_221111 9 +#define ERR_UNKNOWN_CID_IN_SCAN 10 +#define ERR_NOT_SEQUENTIAL_DCT 11 +#define ERR_WRONG_MARKER 12 +#define ERR_NO_EOI 13 +#define ERR_BAD_TABLES 14 +#define ERR_DEPTH_MISMATCH 15 + +struct jpeg_decdata { + int dcts[6 * 64 + 16]; + int out[64 * 6]; + int dquant[3][64]; +}; + +int jpeg_decode(unsigned char *, unsigned char *, int, int, int, struct jpeg_decdata *); +int jpeg_check_size(unsigned char *, int, int); + +#endif |