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-rw-r--r--src/ExifImageMetaData.H25
-rw-r--r--src/ExifImageMetaData.cxx70
-rw-r--r--src/ImageMetaData.H6
-rw-r--r--src/JpgcomImageMetaData.H30
-rw-r--r--src/JpgcomImageMetaData.cxx93
5 files changed, 177 insertions, 47 deletions
diff --git a/src/ExifImageMetaData.H b/src/ExifImageMetaData.H
index b959dd3..bc567ff 100644
--- a/src/ExifImageMetaData.H
+++ b/src/ExifImageMetaData.H
@@ -20,27 +20,10 @@
#ifndef EXIF_IMAGE_META_DATA_H
#define EXIF_IMAGE_META_DATA_H
-class ExifImageMetaData {
- ExifImageMetaData();
+#include "ImageMetaData.H"
- virtual int load_image(const char *name);
-
- virtual double get_longitude();
- virtual double get_latitude();
- virtual double get_height();
- virtual double get_direction();
- virtual double get_nick();
- virtual double get_tilt();
- virtual double get_focallength_sensor_ratio();
- virtual int get_projection_type();
-
- virtual void set_longitude(double v);
- virtual void set_latitude(double v);
- virtual void set_height(double v);
- virtual void set_direction(double v);
- virtual void set_nick(double v);
- virtual void set_tilt(double v);
- virtual void set_focallength_sensor_ratio(double v);
- virtual int set_projection_type(int v);
+class ExifImageMetaData : ImageMetaData {
+ virtual int load_image(char *name);
+ virtual int save_image(char *name);
};
#endif
diff --git a/src/ExifImageMetaData.cxx b/src/ExifImageMetaData.cxx
new file mode 100644
index 0000000..05a43d5
--- /dev/null
+++ b/src/ExifImageMetaData.cxx
@@ -0,0 +1,70 @@
+//
+// Copyright 2006 by Johannes Hofmann
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/wait.h>
+
+#include "util.h"
+
+#include "ExifImageMetaData.H"
+
+#define FOCAL_LENGTH_IN_35MM_FILM 0xa405
+
+int
+ExifImageMetaData::load_image(char *name) {
+ char * args[32];
+ FILE *p;
+ pid_t pid;
+ int status;
+ char buf[1024];
+ char val[1024];
+ int id;
+
+ args[0] = "exif";
+ args[1] = "-i";
+ args[2] = "-m";
+ args[3] = name;
+ args[4] = NULL;
+
+ p = pexecvp(args[0], args, &pid, "r");
+
+ if (p) {
+ while (fgets(buf, sizeof(buf), p) != NULL) {
+ if (sscanf(buf, "%d\t%s", &id, val) != 2) {
+ continue;
+ }
+
+ switch(id) {
+ case FOCAL_LENGTH_IN_35MM_FILM:
+ focallength_sensor_ratio = atof(val) / 35;
+ break;
+ }
+ }
+ }
+
+ fclose(p);
+ waitpid(pid, &status, 0);
+ if (WEXITSTATUS(status) == 127 || WEXITSTATUS(status) == 126) {
+ fprintf(stderr, "%s not found\n", args[0]);
+ }
+
+ return 0;
+}
+
diff --git a/src/ImageMetaData.H b/src/ImageMetaData.H
index 79495f4..3349cab 100644
--- a/src/ImageMetaData.H
+++ b/src/ImageMetaData.H
@@ -32,8 +32,10 @@ class ImageMetaData {
int projection_type;
public:
- virtual int load_image(const char *name);
- virtual int save_image(const char *name);
+ ImageMetaData();
+
+ virtual int load_image(char *name);
+ virtual int save_image(char *name);
double get_longitude();
double get_latitude();
diff --git a/src/JpgcomImageMetaData.H b/src/JpgcomImageMetaData.H
index bb701b5..3d063c6 100644
--- a/src/JpgcomImageMetaData.H
+++ b/src/JpgcomImageMetaData.H
@@ -17,31 +17,13 @@
// USA.
//
-#ifndef IMAGE_META_DATA_H
-#define IMAGE_META_DATA_H
+#ifndef JPGCOM_IMAGE_META_DATA_H
+#define JPGCOM_IMAGE_META_DATA_H
-class ImageMetaData {
- ImageMetaData();
-
- virtual int load_image(const char *name);
-
- virtual double get_longitude();
- virtual double get_latitude();
- virtual double get_height();
- virtual double get_direction();
- virtual double get_nick();
- virtual double get_tilt();
- virtual double get_focallength_sensor_ratio();
- virtual int get_projection_type();
-
- virtual void set_longitude(double v);
- virtual void set_latitude(double v);
- virtual void set_height(double v);
- virtual void set_direction(double v);
- virtual void set_nick(double v);
- virtual void set_tilt(double v);
- virtual void set_focallength_sensor_ratio(double v);
- virtual int set_projection_type(int v);
+#include "ImageMetaData.H"
+class JpgcomImageMetaData : ImageMetaData {
+ virtual int load_image(char *name);
+ virtual int save_image(char *name);
};
#endif
diff --git a/src/JpgcomImageMetaData.cxx b/src/JpgcomImageMetaData.cxx
new file mode 100644
index 0000000..39fb2b8
--- /dev/null
+++ b/src/JpgcomImageMetaData.cxx
@@ -0,0 +1,93 @@
+//
+// Copyright 2006 by Johannes Hofmann
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/wait.h>
+
+#include "util.h"
+
+#include "JpgcomImageMetaData.H"
+
+#define GIPFEL_FORMAT_1 "gipfel: longitude %lf, latitude %lf, height %lf, direction %lf, nick %lf, tilt %lf, scale %lf, projection type %d"
+#define GIPFEL_FORMAT_2 "gipfel: longitude %lf, latitude %lf, height %lf, direction %lf, nick %lf, tilt %lf, focallength_sensor_ratio %lf, projection type %d"
+
+int
+JpgcomImageMetaData::load_image(char *name) {
+ char * args[32];
+ FILE *p;
+ pid_t pid;
+ int status;
+ char buf[1024];
+ double lo, la, he, dir, ni, ti, fr;
+ int pt;
+ int ret = 1;
+
+ args[0] = "rdjpgcom";
+ args[1] = name;
+ args[2] = NULL;
+
+ p = pexecvp(args[0], args, &pid, "r");
+
+ if (p) {
+ while (fgets(buf, sizeof(buf), p) != NULL) {
+ if (sscanf(buf, GIPFEL_FORMAT_2,
+ &lo, &la, &he, &dir, &ni, &ti, &fr, &pt) >= 7) {
+
+ longitude = lo;
+ latitude = la;
+ height = he;
+ direction = dir;
+ nick = ni;
+ tilt = ti;
+ focallength_sensor_ratio = fr;
+ projection_type = pt;
+
+ ret = 0;
+
+ break;
+ } else if (sscanf(buf, GIPFEL_FORMAT_1,
+ &lo, &la, &he, &dir, &ni, &ti, &fr, &pt) >= 7) {
+
+ longitude = lo;
+ latitude = la;
+ height = he;
+ direction = dir;
+ nick = ni;
+ tilt = ti;
+ focallength_sensor_ratio = fr;
+ projection_type = pt;
+
+ ret = 2; // special return value for compatibility with
+ // old format
+
+ break;
+ }
+ }
+
+ fclose(p);
+ waitpid(pid, &status, 0);
+ if (WEXITSTATUS(status) == 127 || WEXITSTATUS(status) == 126) {
+ fprintf(stderr, "%s not found\n", args[0]);
+ }
+ }
+
+ return ret;
+}
+
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