image_Jpeg_id.c Source File

00001 /*
00002  *    gui - [gega user interface] the flexible solution for user interface problems
00003  *    Copyright (C) 2002  Gergely Gati
00004  *
00005  *    This program is free software; you can redistribute it and/or modify
00006  *    it under the terms of the GNU General Public License as published by
00007  *    the Free Software Foundation; version 2 of the License.
00008  *
00009  *    This program is distributed in the hope that it will be useful,
00010  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *    GNU General Public License for more details.
00013  *
00014  *    You should have received a copy of the GNU General Public License
00015  *    along with this program; if not, write to the Free Software
00016  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00017  *
00018  *    Gergely Gati
00019  *      email:           g.gati@freemail.hu
00020  *      AIM screenname:  GatiGergely
00021  *      ICQ number:      93131690
00022  *
00023  */
00024 #include "Image.h"
00025 #include "Bases.h"
00026 #include "Module.h"
00027 #include "debug.h"
00028 #include "Common.h"
00029 
00030 static bases_Modules_t *api;
00031 VERSION("Jpeg.image_id",1,0,"Gergely Gati","g.gati@freemail.hu");
00032 
00033 static int jpeg_Recognize(u8 *data, int data_size)
00034 {
00035   int ret=-1;
00036 
00037   debug_Begin();
00038 
00039   if(data[6]=='J'&&data[7]=='F'&&data[8]=='I'&&data[9]=='F') ret=0;
00040 
00041   debug_End();
00042 
00043   return(ret);
00044 }
00045 
00046 
00047 static int jpeg_Init(u32 module)
00048 {
00049   int ret=-1;
00050 
00051   debug_Begin();
00052 
00053   ret=api->img_Call(IMG_REGISTERFORMAT,
00054                 TAG_IMG_NAME,(u32)"jpeg",
00055                 TAG_IMG_MODULE,module,
00056                 TAG_IMG_IMG_RECOGNIZE,jpeg_Recognize,
00057                 TAG_DONE);
00058 
00059   debug_End();
00060 
00061   return(ret);
00062 }
00063 
00064 EXPORT int module_Init(u32 module, bases_Modules_t *bases)
00065 {
00066     api=bases;
00067     return(jpeg_Init(module));
00068 }