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/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% IIIII DDDD EEEEE N N TTTTT IIIII FFFFF Y Y %
% I D D E NN N T I F Y Y %
% I D D EEE N N N T I FFF Y %
% I D D E N NN T I F Y %
% IIIII DDDD EEEEE N N T IIIII F Y %
% %
% %
% Identify an Image Format and Characteristics. %
% %
% %
% %
% Software Design %
% John Cristy %
% September 1994 %
% %
% %
% Copyright 1998 E. I. du Pont de Nemours and Company %
% %
% Permission is hereby granted, free of charge, to any person obtaining a %
% copy of this software and associated documentation files ("ImageMagick"), %
% to deal in ImageMagick without restriction, including without limitation %
% the rights to use, copy, modify, merge, publish, distribute, sublicense, %
% and/or sell copies of ImageMagick, and to permit persons to whom the %
% ImageMagick is furnished to do so, subject to the following conditions: %
% %
% The above copyright notice and this permission notice shall be included in %
% all copies or substantial portions of ImageMagick. %
% %
% The software is provided "as is", without warranty of any kind, express or %
% implied, including but not limited to the warranties of merchantability, %
% fitness for a particular purpose and noninfringement. In no event shall %
% E. I. du Pont de Nemours and Company be liable for any claim, damages or %
% other liability, whether in an action of contract, tort or otherwise, %
% arising from, out of or in connection with ImageMagick or the use or other %
% dealings in ImageMagick. %
% %
% Except as contained in this notice, the name of the E. I. du Pont de %
% Nemours and Company shall not be used in advertising or otherwise to %
% promote the sale, use or other dealings in ImageMagick without prior %
% written authorization from the E. I. du Pont de Nemours and Company. %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Identify describes the format and characteristics of one or more image
% files. It will also report if an image is incomplete or corrupt.
%
% The identify program syntax is:
%
% Usage: identify [options ...] file [ files... ]
%
% Where options include:
% -ping efficiently determine image characteristics
% -size geometry width and height of image
% -verbose print detailed information about the image
%
%
*/
/*
Include declarations.
*/
#include "magick.h"
#include "version.h"
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% U s a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Procedure Usage displays the program usage;
%
% The format of the Usage routine is:
%
% Usage(client_name)
%
% o client_name: a character string representing the name of the client
% program.
%
%
*/
static void Usage(const char *client_name)
{
char
**p;
static char
*options[]=
{
"-ping efficiently determine image characteristics",
"-size geometry width and height of image",
"-verbose print detailed information about the image",
(char *) NULL
};
(void) printf("Version: %s\n",Version);
(void) printf("Copyright: %s\n\n",Copyright);
(void) printf("Usage: %s [ options ... ] file [ file ... ]\n",client_name);
(void) printf("\nWhere options include:\n");
for (p=options; *p != (char *) NULL; p++)
(void) printf(" %s\n",*p);
Exit(0);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% M a i n %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%
*/
int main(int argc,char **argv)
{
char
*client_name,
*option;
Image
*image,
*p;
ImageInfo
image_info;
int
number_images;
register int
i;
unsigned int
count;
/*
Initialize program variables.
*/
ReadCommandlLine(argc,&argv);
client_name=SetClientName(*argv);
if (argc < 2)
Usage(client_name);
count=0;
number_images=0;
/*
Identify an image.
*/
GetImageInfo(&image_info);
ExpandFilenames(&argc,&argv);
for (i=1; i < argc; i++)
{
option=argv[i];
if ((Extent(option) >= 2) && ((*option == '-') || (*option == '+')))
{
switch(*(option+1))
{
case 'h':
{
if (strncmp("help",option+1,2) == 0)
{
Usage(client_name);
break;
}
MagickError(OptionError,"Unrecognized option",option);
break;
}
case 'p':
{
if (strncmp("ping",option+1,2) == 0)
{
image_info.ping=(*option == '-');
break;
}
MagickError(OptionError,"Unrecognized option",option);
break;
}
case 's':
{
if (strncmp("size",option+1,2) == 0)
{
image_info.size=(char *) NULL;
if (*option == '-')
{
i++;
if ((i == argc) || !IsGeometry(argv[i]))
MagickError(OptionError,"Missing geometry",option);
image_info.size=argv[i];
}
break;
}
MagickError(OptionError,"Unrecognized option",option);
break;
}
case 'v':
{
if (strncmp("verbose",option+1,2) == 0)
{
image_info.verbose=(*option == '-');
break;
}
MagickError(OptionError,"Unrecognized option",option);
break;
}
case '?':
{
Usage(client_name);
break;
}
default:
{
MagickError(OptionError,"Unrecognized option",option);
break;
}
}
continue;
}
/*
Identify image.
*/
(void) strcpy(image_info.filename,argv[i]);
if (image_info.ping)
{
unsigned int
columns,
rows;
image_info.verbose=True;
(void) PingImage(&image_info,&columns,&rows);
number_images++;
continue;
}
image=ReadImage(&image_info);
if (image == (Image *) NULL)
continue;
for (p=image; p != (Image *) NULL; p=p->next)
{
if (p->scene == 0)
p->scene=count++;
if (image_info.verbose)
NumberColors(p,(FILE *) NULL);
DescribeImage(p,stdout,image_info.verbose);
}
DestroyImages(image);
number_images++;
}
if (number_images == 0)
MagickError(OptionError,"Missing an image file name",(char *) NULL);
Exit(0);
return(False);
}
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