added sample-justfocus.c file

git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@14197 67ed7778-7388-44ab-90cf-0a291f65f57c

2 files changed, 70 insertions, 1 deletions

diff --git a/examples/Makefile.am b/examples/Makefile.am
index c83467810..b84d9e4df 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -27,7 +27,7 @@ noinst_PROGRAMS += \
 	sample-owner \
 	sample-preview \
 	sample-tether \
-	sample-capture sample-trigger-capture
+	sample-capture sample-trigger-capture sample-justfocus
 
 sample_autodetect_SOURCES = sample-autodetect.c samples.h context.c config.c
 sample_owner_SOURCES = sample-owner.c samples.h context.c config.c
@@ -37,6 +37,7 @@ sample_capture_SOURCES = sample-capture.c context.c samples.h config.c focus.c
 sample_trigger_capture_SOURCES = sample-trigger-capture.c context.c samples.h config.c
 sample_preview_SOURCES = preview.c samples.h context.c config.c focus.c
 sample_tether_SOURCES = samples.h sample-tether.c context.c
+sample_justfocus_SOURCES = samples.h sample-justfocus.c context.c focus.c
 
 LDADD = $(top_builddir)/libgphoto2/libgphoto2.la \
 	$(top_builddir)/libgphoto2_port/libgphoto2_port/libgphoto2_port.la \
diff --git a/examples/sample-justfocus.c b/examples/sample-justfocus.c
new file mode 100644
index 000000000..96c8f438a
--- /dev/null
+++ b/examples/sample-justfocus.c
@@ -0,0 +1,68 @@
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <gphoto2/gphoto2.h>
+
+#include "samples.h"
+
+int main(int argc, char *argv[]){
+        Camera		*camera;
+        GPContext	*context = gp_context_new();
+        int		retval;
+	CameraEventType evttype;
+	void    	*evtdata;
+	CameraFile	*file;
+
+        gp_camera_new(&camera);
+	retval = gp_camera_init(camera, context);
+        if(retval != GP_OK)
+        {
+                printf("Error: %s\n", gp_result_as_string(retval));
+                return 1;
+        }
+
+	do {
+		retval = gp_camera_wait_for_event (camera, 10, &evttype, &evtdata, context);
+	} while ((retval == GP_OK) && (evttype != GP_EVENT_TIMEOUT));
+
+	retval = gp_file_new(&file);
+	if (retval != GP_OK) {
+		printf("gp_file_new: %d\n", retval);
+		return 1;
+	}
+	//retval = gp_camera_capture_preview(camera, file, context);
+	if (retval != GP_OK) {
+		printf("gp_camera_capture_preview: %d\n", retval);
+		return 1;
+	}
+	gp_file_free (file);
+
+        if(argc == 1)
+        {
+                retval = camera_auto_focus(camera, context);
+		if(retval != GP_OK) {
+			printf("Error: %s\n", gp_result_as_string(retval));
+			return 1;
+		}
+        }
+        else if(argc == 2)
+        {
+                int value = atoi(argv[1]);
+                retval = camera_manual_focus(camera, value, context);
+		if(retval != GP_OK) {
+			printf("Error: %s\n", gp_result_as_string(retval));
+			return 1;
+		}
+        }
+	do {
+		retval = gp_camera_wait_for_event (camera, 10, &evttype, &evtdata, context);
+	} while ((retval == GP_OK) && (evttype != GP_EVENT_TIMEOUT));
+
+        gp_camera_exit(camera, context);
+        return 0;
+}