#include <config.h>
#include <limits.h>

Include dependency graph for imagsize.c:

Macros
#define	OPTEND EOF

#define	PATH_MAX 256

#define	M_SOF 0xc0

#define	M_SOI 0xd8

#define	M_EOI 0xd9

#define	M_SOS 0xda

#define	M_DQT 0xdb

#define	NOT_OK 0

#define	OK 1

Functions
static void	help (FILE *where)

static int	failure (char *reason)

static int	get (FILE f, unsigned char chP)

static int	mustbe (FILE *f, unsigned char ch)

static int	gif (FILE f, int widthP, int heightP, int depth)

static int	bmp (FILE f, int widthP, int heightP, int depth)

static int	jpeg (FILE f, int widthP, int heightP, double qual, int depth, int typenum, char *sampling)

static int	xbm (FILE f, int widthP, int *heightP)

static int	xpm (FILE f, int widthP, int heightP, int depth)

static int	ppm (FILE f, int widthP, int *heightP)

static int	png (FILE f, int widthP, int heightP, int bpp, int *typenum)

static int	tiff_be (FILE f, int widthP, int heightP, int depth)

static int	tiff_le (FILE f, int widthP, int heightP, int depth)

static int	image_size (FILE f, int widthP, int heightP, double qual, int depth, char type, char *sample)

static int	print_size (char *filename, int format, int verbose)

int	main (int argc, char **argv)

Variables
char *	fmt0

char *	fmt1

char *	fmt2 = "<img src=\"%s\" alt=\"%s\" width=\"%d\" height=\"%d\">\n"

char *	fmt0a

char *	fmt1a

char *	fmt2a = "<img src=\"%s\" alt=\"%s\" width=\"0\" height=\"0\">\n"

static int	std_luminance_quant_tbl [64]

static int	std_chrominance_quant_tbl [64]

static int *	deftabs [2]

static char	errstr [200]

Macro Definition Documentation

◆ M_DQT

#define M_DQT 0xdb

Definition at line 91 of file imagsize.c.

◆ M_EOI

#define M_EOI 0xd9

Definition at line 89 of file imagsize.c.

◆ M_SOF

#define M_SOF 0xc0

Definition at line 87 of file imagsize.c.

◆ M_SOI

#define M_SOI 0xd8

Definition at line 88 of file imagsize.c.

◆ M_SOS

#define M_SOS 0xda

Definition at line 90 of file imagsize.c.

◆ NOT_OK

#define NOT_OK 0

Definition at line 95 of file imagsize.c.

◆ OK

#define OK 1

Definition at line 96 of file imagsize.c.

◆ OPTEND

#define OPTEND EOF

Definition at line 65 of file imagsize.c.

◆ PATH_MAX

#define PATH_MAX 256

Definition at line 82 of file imagsize.c.

Function Documentation

◆ bmp()

static int bmp	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	depth
	)

static

Definition at line 243 of file imagsize.c.

References get(), NOT_OK, and OK.

Referenced by image_size().

◆ failure()

static int failure ( char * reason )

static

Definition at line 178 of file imagsize.c.

References errstr, and NOT_OK.

Referenced by get(), gif(), image_size(), jpeg(), mustbe(), png(), ppm(), xbm(), and xpm().

◆ get()

static int get	(	FILE *	f,
		unsigned char *	chP
	)

static

Definition at line 186 of file imagsize.c.

References failure(), and OK.

Referenced by bmp(), gif(), image_size(), jpeg(), mustbe(), png(), tiff_be(), and tiff_le().

◆ gif()

static int gif	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	depth
	)

static

Definition at line 215 of file imagsize.c.

References failure(), get(), mustbe(), NOT_OK, and OK.

Referenced by image_size().

◆ help()

static void help ( FILE * where )

static

Definition at line 168 of file imagsize.c.

Referenced by main().

◆ image_size()

static int image_size	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		double *	qual,
		int *	depth,
		char *	type,
		char *	sample
	)

static

Definition at line 776 of file imagsize.c.

References bmp(), failure(), get(), gif(), jpeg(), M_SOI, NOT_OK, png(), ppm(), tiff_be(), tiff_le(), type, xbm(), and xpm().

Referenced by print_size().

◆ jpeg()

static int jpeg	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		double *	qual,
		int *	depth,
		int *	typenum,
		char *	sampling
	)

static

Definition at line 298 of file imagsize.c.

References deftabs, failure(), get(), M_DQT, M_SOF, mustbe(), NOT_OK, and OK.

Referenced by image_size().

◆ main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 968 of file imagsize.c.

References help(), infile, OPTEND, PATH_MAX, print_size(), and verbose.

◆ mustbe()

static int mustbe	(	FILE *	f,
		unsigned char	ch
	)

static

Definition at line 197 of file imagsize.c.

References failure(), get(), NOT_OK, and OK.

Referenced by gif(), jpeg(), png(), tiff_be(), tiff_le(), and xpm().

◆ png()

static int png	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	bpp,
		int *	typenum
	)

static

Definition at line 716 of file imagsize.c.

References failure(), get(), mustbe(), NOT_OK, and OK.

Referenced by image_size().

◆ ppm()

static int ppm	(	FILE *	f,
		int *	widthP,
		int *	heightP
	)

static

Definition at line 507 of file imagsize.c.

References failure(), and OK.

Referenced by image_size().

◆ print_size()

static int print_size	(	char *	filename,
		int	format,
		int	verbose
	)

static

Definition at line 906 of file imagsize.c.

References errstr, fmt0, fmt0a, fmt1, fmt1a, fmt2, fmt2a, image_size(), NOT_OK, OK, type, and verbose.

Referenced by main(), and print_filehash().

◆ tiff_be()

static int tiff_be	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	depth
	)

static

Definition at line 530 of file imagsize.c.

References get(), mustbe(), NOT_OK, OK, and type.

Referenced by image_size().

◆ tiff_le()

static int tiff_le	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	depth
	)

static

Definition at line 623 of file imagsize.c.

References get(), mustbe(), NOT_OK, OK, and type.

Referenced by image_size().

◆ xbm()

static int xbm	(	FILE *	f,
		int *	widthP,
		int *	heightP
	)

static

Definition at line 446 of file imagsize.c.

References failure(), and OK.

Referenced by image_size().

◆ xpm()

static int xpm	(	FILE *	f,
		int *	widthP,
		int *	heightP,
		int *	depth
	)

static

Definition at line 465 of file imagsize.c.

References failure(), mustbe(), NOT_OK, and OK.

Referenced by image_size().

Variable Documentation

◆ deftabs

int* deftabs[2]

static

Initial value:

=

{ std_luminance_quant_tbl, std_chrominance_quant_tbl }

std_luminance_quant_tbl

static int std_luminance_quant_tbl[64]

Definition: imagsize.c:117

std_chrominance_quant_tbl

static int std_chrominance_quant_tbl[64]

Definition: imagsize.c:128

Definition at line 139 of file imagsize.c.

Referenced by jpeg().

◆ errstr

char errstr[200]

static

Definition at line 144 of file imagsize.c.

Referenced by failure(), and print_size().

◆ fmt0

char* fmt0

Initial value:

= (sizeof (off_t) <= sizeof (long) ?
  "%s\tsize=%lu\tgeom=%dx%d\tdepth=%d\tqual=%.0f,%.0f\tsamp=%s\ttype=%s\n" :
  "%s\tsize=%llu\tgeom=%dx%d\tdepth=%d\tqual=%.0f,%.0f\tsamp=%s\ttype=%s\n")

Definition at line 98 of file imagsize.c.

Referenced by print_size().

◆ fmt0a

char* fmt0a

Initial value:

= (sizeof (off_t) <= sizeof (long) ?
  "%s\tsize=%lu\tgeom=0x0\tdepth=0\tqual=0,0\tsamp=none\ttype=%s\n" :
  "%s\tsize=%llu\tgeom=0x0\tdepth=0\tqual=0,0\tsamp=none\ttype=%s\n")

Definition at line 105 of file imagsize.c.

Referenced by print_size().

◆ fmt1

char* fmt1

Initial value:

= (sizeof (off_t) <= sizeof (long) ?
  "-name %s -size %lu -geometry %dx%d -bitdepth %d -quality %.0f,%.0f -sampling %s -type %s\n" :
  "-name %s -size %llu -geometry %dx%d -bitdepth %d -quality %.0f,%.0f -sampling %s -type %s\n")

Definition at line 101 of file imagsize.c.

Referenced by print_size().

◆ fmt1a

char* fmt1a

Initial value:

= (sizeof (off_t) <= sizeof (long) ?
  "-name %s -size %lu -geometry 0x0 -bitdepth 0 -quality 0,0 -sampling=none -type %s\n" :
  "-name %s -size %llu -geometry 0x0 -bitdepth 0 -quality 0,0 -sampling=none -type %s\n")

Definition at line 108 of file imagsize.c.

Referenced by print_size().

◆ fmt2

char* fmt2 = "<img src=\"%s\" alt=\"%s\" width=\"%d\" height=\"%d\">\n"

Definition at line 104 of file imagsize.c.

Referenced by print_size().

◆ fmt2a

char* fmt2a = "<img src=\"%s\" alt=\"%s\" width=\"0\" height=\"0\">\n"

Definition at line 111 of file imagsize.c.

Referenced by print_size().

◆ std_chrominance_quant_tbl

int std_chrominance_quant_tbl[64]

static

Initial value:

= {
  17, 18, 18, 24, 21, 24, 47, 26,
  26, 47, 99, 66, 56, 66, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99,
  99, 99, 99, 99, 99, 99, 99, 99
}

Definition at line 128 of file imagsize.c.

◆ std_luminance_quant_tbl

int std_luminance_quant_tbl[64]

static

Initial value:

= {
  16, 11, 12, 14, 12, 10, 16, 14,
  13, 14, 18, 17, 16, 19, 24, 40,
  26, 24, 22, 22, 24, 49, 35, 37,
  29, 40, 58, 51, 61, 60, 57, 51,
  56, 55, 64, 72, 92, 78, 64, 68,
  87, 69, 55, 56, 80, 109, 81, 87,
  95, 98, 103, 104, 103, 62, 77, 113,
  121, 112, 100, 120, 92, 101, 103, 99
}

Definition at line 117 of file imagsize.c.

Macros

Functions

Variables

Macro Definition Documentation

◆ M_DQT

◆ M_EOI

◆ M_SOF

◆ M_SOI

◆ M_SOS

◆ NOT_OK

◆ OK

◆ OPTEND

◆ PATH_MAX

Function Documentation

◆ bmp()

◆ failure()

◆ get()

◆ gif()

◆ help()

◆ image_size()

◆ jpeg()

◆ main()

◆ mustbe()

◆ png()

◆ ppm()

◆ print_size()

◆ tiff_be()

◆ tiff_le()

◆ xbm()

◆ xpm()

Variable Documentation

◆ deftabs

◆ errstr

◆ fmt0

◆ fmt0a

◆ fmt1

◆ fmt1a

◆ fmt2

◆ fmt2a

◆ std_chrominance_quant_tbl

◆ std_luminance_quant_tbl