Changes between Version 26 and Version 27 of UnifiedCameraAccess

Timestamp:

Mar 1, 2011, 8:56:28 AM (14 years ago)

Author:

Matthias Vogelgesang

Comment:

--

UnifiedCameraAccess

@@ -102 +102 @@
 #!c
 #include <stdio.h>
+#include <stdlib.h>
 #include "uca.h"
+#include "uca-cam.h"
 
 int main(int argc, char *argv[])
 {
     struct uca_t *uca = uca_init();
-    if (uca == NULL) {
-        printf("Couldn't find a camera\n");
+    if (uca == NULL)
         return 1;
-    }
 
-    uint32_t width = 800, height = 600;
-    uca->cam_set_property(uca, UCA_PROP_WIDTH, &width);
-    uca->cam_set_property(uca, UCA_PROP_HEIGHT, &height);
+    /* take first camera */
+    struct uca_camera_t *cam = uca->cameras;
 
-    char camera_name[256] = "foobar";
-    uca->cam_get_property(uca, UCA_PROP_NAME, camera_name);
+    uint32_t val = 5000;
+    cam->set_property(cam, UCA_PROP_EXPOSURE, &val);
+    val = 0;
+    cam->set_property(cam, UCA_PROP_DELAY, &val);
 
-    printf("Camera name: %s\n", camera_name);
+    uint32_t width, height;
+    cam->get_property(cam, UCA_PROP_WIDTH, &width);
+    cam->get_property(cam, UCA_PROP_HEIGHT, &height);
 
+    uca_cam_alloc(cam, 20);
+    uint16_t *buffer = (uint16_t *) malloc(width * height * 2);
+
+    cam->start_recording(cam);
+    cam->grab(cam, (char *) buffer);
+    cam->stop_recording(cam);
     uca_destroy(uca);
+
+    FILE *fp = fopen("out.raw", "wb");
+    fwrite(buffer, width*height, 2, fp);
+    fclose(fp);
+
+    free(buffer);
     return 0;
 }