sift.c File Reference

#include "generic-driver.h"
#include <vl/generic.h>
#include <vl/stringop.h>
#include <vl/pgm.h>
#include <vl/sift.h>
#include <vl/getopt_long.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>

Include dependency graph for src/sift.c:

Go to the source code of this file.

Defines
#define	ERR(msg)
#define	ERRF(msg, arg)
#define	PRNFO(name, fm)
#define	QERR
#define	VL_SIFT_DRIVER_VERSION   0.1
#define	WERR(name, op)
Enumerations
enum	{   opt_meta = 1000, opt_frames, opt_descriptors, opt_gss,   opt_first_octave, opt_edge_thresh, opt_peak_thresh, opt_magnif,   opt_read_frames, opt_orientations }
Functions
int	korder (void const *a, void const *b)
	Keypoint ordering.
int	main (int argc, char **argv)
	SIFT driver entry point.
static int	save_gss (VlSiftFilt *filt, VlFileMeta *fm, const char *basename, int verbose)
	Save octave on disk.
Variables
char const	help_message [] = "\n"
struct option const	longopts []
char const	opts [] = "vhO:S:o:"

---

Define Documentation

#define ERR

(

msg

)

Value:

{                                              \
    err = VL_ERR_BAD_ARG ;                                      \
    snprintf(err_msg, sizeof(err_msg), msg) ;                   \
    break ;                                                     \
}

#define ERRF	(		msg,
			arg
	)

Value:

{                                        \
    err = VL_ERR_BAD_ARG ;                                      \
    snprintf(err_msg, sizeof(err_msg), msg, arg) ;              \
    break ;                                                     \
  }

#define PRNFO	(		name,
			fm
	)

Value:

printf("sift: " name) ;                                             \
    printf("%3s ",  (fm).active ? "yes" : "no") ;                       \
    printf("%-6s ", vl_string_protocol_name ((fm).protocol)) ;          \
    printf("%-10s\n", (fm).pattern) ;

#define QERR

Value:

if (err ) {                                                       \
        snprintf (err_msg, sizeof(err_msg),                             \
                  "'%s' malformed", ifr.name) ;                         \
        err = VL_ERR_IO ;                                               \
        goto done ;                                                     \
      }

#define VL_SIFT_DRIVER_VERSION   0.1

Definition at line 15 of file src/sift.c.

#define WERR	(		name,
			op
	)

Value:

if (err == VL_ERR_OVERFLOW) {                               \
      snprintf(err_msg, sizeof(err_msg),                        \
               "Output file name too long.") ;                  \
      goto done ;                                               \
    } else if (err) {                                           \
      snprintf(err_msg, sizeof(err_msg),                        \
               "Could not open '%s' for " #op, name) ;          \
      goto done ;                                               \
    }

---

Enumeration Type Documentation

anonymous enum

Enumerator:

opt_meta
opt_frames
opt_descriptors
opt_gss
opt_first_octave
opt_edge_thresh
opt_peak_thresh
opt_magnif
opt_read_frames
opt_orientations

Definition at line 54 of file src/sift.c.

---

Function Documentation

int korder	(	void const *	a,
		void const *	b
	)

Keypoint ordering.

Definition at line 167 of file src/sift.c.

int main	(	int argc	,
		char **	argv
	)

SIFT driver entry point.

Definition at line 178 of file src/sift.c.

static int save_gss	(	VlSiftFilt *	filt,
		VlFileMeta *	fm,
		const char *	basename,
		int	verbose
	)		[static]

Save octave on disk.

Definition at line 95 of file src/sift.c.

---

Variable Documentation

char const help_message[] = "\n"

Definition at line 31 of file src/sift.c.

struct option const longopts[]

Initial value:

 {
  { "verbose",         no_argument,            0,          'v'              },
  { "help",            no_argument,            0,          'h'              },
  { "octaves",         required_argument,      0,          'O'              },
  { "levels",          required_argument,      0,          'S'              },
  { "output",          required_argument,      0,          'o'              },
  { "meta",            optional_argument,      0,          opt_meta         },
  { "frames",          optional_argument,      0,          opt_frames       },
  { "descriptors",     optional_argument,      0,          opt_descriptors  },
  { "gss",             optional_argument,      0,          opt_gss          },
  { "first-octave",    required_argument,      0,          opt_first_octave },
  { "edge-thresh",     required_argument,      0,          opt_edge_thresh  },
  { "peak-thresh",     required_argument,      0,          opt_peak_thresh  },
  { "magnif",          required_argument,      0,          opt_magnif       },
  { "read-frames",     required_argument,      0,          opt_read_frames  },
  { "orientations",    no_argument,            0,          opt_orientations },
  { 0,                 0,                      0,          0                }
}

Definition at line 71 of file src/sift.c.

char const opts[] = "vhO:S:o:"

Definition at line 68 of file src/sift.c.