diff options
author | Hans Lambermont <hans@lambermont.dyndns.org> | 2002-10-12 15:37:38 +0400 |
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committer | Hans Lambermont <hans@lambermont.dyndns.org> | 2002-10-12 15:37:38 +0400 |
commit | 12315f4d0e0ae993805f141f64cb8c73c5297311 (patch) | |
tree | 59b45827cd8293cfb727758989c7a74b40183974 /source/blender/imbuf/intern/util.c |
Initial revisionv2.25
Diffstat (limited to 'source/blender/imbuf/intern/util.c')
-rw-r--r-- | source/blender/imbuf/intern/util.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/source/blender/imbuf/intern/util.c b/source/blender/imbuf/intern/util.c new file mode 100644 index 00000000000..52a29217bef --- /dev/null +++ b/source/blender/imbuf/intern/util.c @@ -0,0 +1,90 @@ +/** + * + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * 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; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + * util.c + * + * $Id$ + */ + +#include "BLI_blenlib.h" + +#include "imbuf.h" +#include "imbuf_patch.h" +#include "IMB_imbuf_types.h" +#include "IMB_imbuf.h" + +#include "IMB_targa.h" +#include "IMB_png.h" + +/* from misc_util: flip the bytes from x */ +#define GS(x) (((unsigned char *)(x))[0] << 8 | ((unsigned char *)(x))[1]) + +/* this one is only def-ed once, strangely... */ +#define GSS(x) (((uchar *)(x))[1] << 8 | ((uchar *)(x))[0]) + +int IMB_ispic(char *name) +{ + struct stat st; + int fp, buf[10]; + int ofs = 0; + + if (ib_stat(name,&st) == -1) return(0); + if (((st.st_mode) & S_IFMT) == S_IFREG){ + if ((fp = open(name,O_BINARY|O_RDONLY)) >= 0){ + if (read(fp,buf,32)==32){ + close(fp); + if (buf[ofs] == CAT) ofs += 3; + if (buf[ofs] == FORM){ + if (buf[ofs + 2] == ILBM) return(AMI); + if (buf[ofs + 2] == ANIM){ + if (buf[ofs + 3] == FORM){ + return(ANIM); + }else{ + return(Anim); + } + } + } else { + if (GS(buf) == IMAGIC) return(IMAGIC); + if (GSS(buf) == IMAGIC) return(IMAGIC); + if ((BIG_LONG(buf[0]) & 0xfffffff0) == 0xffd8ffe0) return(JPG); + + /* at windows there are ".ffl" files with the same magic numnber... + besides that, tim images are not really important anymore! */ + /* if ((BIG_LONG(buf[0]) == 0x10000000) && ((BIG_LONG(buf[1]) & 0xf0ffffff) == 0)) return(TIM); */ + + } + if (imb_is_a_png(buf)) return(PNG); + if (imb_is_a_targa(buf)) return(TGA); + return(FALSE); + } + close(fp); + } + } + return(FALSE); +} |