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/* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- */
/* EXIFPROBE - TIFF/JPEG/EXIF image file probe */
/* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- */
/* Copyright (C) 2002,2005 by Duane H. Hesser. All rights reserved. */
/* */
/* See the file LICENSE.EXIFPROBE for terms of use. */
/* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- */
#ifndef lint
static char *ModuleId = "@(#) $Id: maker_sigma.c,v 1.4 2005/07/24 22:56:27 alex Exp $";
#endif
/* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- */
/* Sigma camera maker-specific routines. */
/* Tag information from; */
/* http://www.x3f.info/technotes/FileDocs/MakerNoteDoc.html */
/* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "defs.h"
#include "datadefs.h"
#include "maker_datadefs.h"
#include "summary.h"
#include "maker.h"
#include "misc.h"
#include "tags.h"
#include "maker_extern.h"
#include "extern.h"
extern struct camera_id sigma_model_id[];
/* Find the id number assigned to known Sigma camera models. */
/* This number is used to dispatch print and interpret routines */
/* apporopriate to the current image. */
int
sigma_model_number(char *model,char *software)
{
struct camera_id *model_id;
int number = NO_MODEL;
for(model_id = &sigma_model_id[0]; model_id && model_id->name; ++model_id)
{
if(strncasecmp(model,model_id->name,model_id->namelen) == 0)
{
number = model_id->id;
setnoteversion(model_id->noteversion);
setnotetagset(model_id->notetagset); /* info only */
break;
}
}
return(number);
}
/* Dispatch a print routine based upon model */
void
print_sigma_makervalue(struct ifd_entry *entry_ptr,int make, int model,
char *prefix)
{
int noteversion = 0;
if(entry_ptr && (PRINT_VALUE))
{
noteversion = getnoteversion();
switch(noteversion)
{
case 1:
print_sigma1_makervalue(entry_ptr,make,model,prefix);
break;
default:
print_value(entry_ptr,PREFIX);
break;
}
}
}
/* Model-specific print routine for sigma cameras. This routine is */
/* responsible for picking off any direct entry tags which are */
/* peculiar and will not be handled properly by print_value() */
/* (usually UNDEFINED values which fit in the 4-byte entry value). If */
/* there are no such entries, this function simply calls */
/* print_value(). */
void
print_sigma1_makervalue(struct ifd_entry *entry_ptr,int make, int model,
char *prefix)
{
if(entry_ptr && (PRINT_VALUE))
{
switch(entry_ptr->tag)
{
default:
print_value(entry_ptr,PREFIX);
break;
}
}
}
/* Dispatch a routine to decode and print offset values for sigma */
/* cameras. */
void
print_sigma_offset_makervalue(FILE *inptr,unsigned short byteorder,
struct ifd_entry *entry_ptr,unsigned long fileoffset_base,
struct image_summary *summary_entry,char *parent_name,char *prefix,
int indent,int make,int model,int at_offset)
{
int noteversion = 0;
if(entry_ptr)
{
noteversion = getnoteversion();
switch(noteversion)
{
case 1:
sigma1_offset_makervalue(inptr,byteorder,entry_ptr,
fileoffset_base,summary_entry,
parent_name,prefix,indent,
make,model,at_offset);
break;
default:
print_generic_offset_makervalue(inptr,byteorder,entry_ptr,
fileoffset_base,parent_name,prefix,
indent,make,model,at_offset);
break;
}
}
}
/* Model-specific routine to print values found at an offset from the */
/* IFD entry in sigma makernotes. */
void
sigma1_offset_makervalue(FILE *inptr,unsigned short byteorder,
struct ifd_entry *entry_ptr,unsigned long fileoffset_base,
struct image_summary *summary_entry,char *parent_name,char *prefix,
int indent,int make,int model,int at_offset)
{
char *nameoftag;
char *fulldirname = NULL;
if(entry_ptr)
{
nameoftag = maker_tagname(entry_ptr->tag,make,model);
fulldirname = splice(parent_name,".",nameoftag);
switch(entry_ptr->tag)
{
default:
print_generic_offset_makervalue(inptr,byteorder,entry_ptr,
fileoffset_base,fulldirname,prefix,indent,
make,model,at_offset);
break;
}
if(fulldirname)
free(fulldirname);
}
}
/* The tagname routine is the first place in the code path which */
/* requires knowledge of the note version. If the version is not */
/* given in the model table (e.g. the model is unknown), then switch */
/* code in find_maker_scheme() should have set it. This routine */
/* repeats the check for non-zero noteversion and is prepared to set */
/* the noteversion first time through, but should never need to do */
/* so. Noteversion should always be non-zero; it should be set to -1 */
/* if generic processing is required. */
char *
maker_sigma_tagname(unsigned short tag,int model)
{
char *tagname = CNULL;
int noteversion = 0;
if((noteversion = getnoteversion()) == 0)
{
/* Need more model samples before it is safe to assume a */
/* default */
noteversion = 1;
setnoteversion(1);
}
switch(noteversion)
{
case 1:
tagname = maker_sigma1_tagname(tag,model);
break;
default:
break;
}
/* If no model-specific tag is found, check "generic" tags */
if(tagname == NULL)
{
switch(tag)
{
case 0x0e00: tagname = "PrintIM"; break;
default: break;
}
}
return(tagname);
}
char *
maker_sigma1_tagname(unsigned short tag,int model)
{
char *tagname = CNULL;
switch(tag)
{
case 0x0002: tagname = "CameraSerialNumber"; break;
case 0x0003: tagname = "DriveMode"; break;
case 0x0004: tagname = "ResolutionMode"; break;
case 0x0005: tagname = "AutofocusMode"; break;
case 0x0006: tagname = "FocusSetting"; break;
case 0x0007: tagname = "WhiteBalance"; break;
case 0x0008: tagname = "ExposureMode"; break;
case 0x0009: tagname = "MeteringMode"; break;
case 0x000A: tagname = "LensFocalLengthRange"; break;
case 0x000B: tagname = "ColorSpace"; break;
case 0x000C: tagname = "Exposure"; break;
case 0x000D: tagname = "Contrast"; break;
case 0x000E: tagname = "Shadow"; break;
case 0x000F: tagname = "Highlight"; break;
case 0x0010: tagname = "Saturation"; break;
case 0x0011: tagname = "Sharpness"; break;
case 0x0012: tagname = "X3FillLight"; break;
case 0x0014: tagname = "ColorAdjustment"; break;
case 0x0015: tagname = "AdjustmentMode"; break;
case 0x0016: tagname = "Quality"; break;
case 0x0017: tagname = "Firmware"; break;
case 0x0018: tagname = "Software"; break;
case 0x0019: tagname = "AutoBracket"; break;
default: break;
}
return(tagname);
}
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