diff options
| -rw-r--r-- | test/grab.c | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/test/grab.c b/test/grab.c index debdb6e..b23420c 100644 --- a/test/grab.c +++ b/test/grab.c @@ -38,6 +38,7 @@ int main(int argc, char *argv[]) { GError *error = NULL; (void) signal(SIGINT, sigint_handler); + guint sensor_width, sensor_height, roi_width, roi_height, roi_x, roi_y, bits; g_type_init(); camera = uca_camera_new("pco", &error); @@ -47,22 +48,34 @@ int main(int argc, char *argv[]) return 1; } - guint width, height, bits; + g_object_set(G_OBJECT(camera), + "exposure-time", 0.1, + "delay-time", 0.0, + "roi-x", 0, + "roi-y", 0, + "roi-width", 1024, + "roi-height", 512, + NULL); + g_object_get(G_OBJECT(camera), - "sensor-width", &width, - "sensor-height", &height, + "sensor-width", &sensor_width, + "sensor-height", &sensor_height, + "roi-width", &roi_width, + "roi-height", &roi_height, + "roi-x", &roi_x, + "roi-y", &roi_y, "sensor-bitdepth", &bits, NULL); - g_object_set(G_OBJECT(camera), - "exposure-time", 0.1, - NULL); + g_print("Sensor: %ix%i px, ROI %ix%i @ (%i, %i)\n", + sensor_width, sensor_height, roi_width, roi_height, roi_x, roi_y); const int pixel_size = bits == 8 ? 1 : 2; - gpointer buffer = g_malloc0(width * height * pixel_size); + gpointer buffer = g_malloc0(roi_width * roi_height * pixel_size); gchar filename[FILENAME_MAX]; + GTimer *timer = g_timer_new(); - for (int i = 0; i < 2; i++) { + for (int i = 0; i < 1; i++) { gint counter = 0; g_print("Start recording\n"); uca_camera_start_recording(camera, &error); @@ -70,16 +83,20 @@ int main(int argc, char *argv[]) while (counter < 2) { g_print(" grab frame ... "); + g_timer_start(timer); uca_camera_grab(camera, &buffer, &error); + if (error != NULL) { g_print("\nError: %s\n", error->message); goto cleanup; } - g_print("done\n"); + + g_timer_stop(timer); + g_print("done (took %3.5fs)\n", g_timer_elapsed(timer, NULL)); snprintf(filename, FILENAME_MAX, "frame-%08i.raw", counter++); FILE *fp = fopen(filename, "wb"); - fwrite(buffer, width*height, pixel_size, fp); + fwrite(buffer, roi_width * roi_height, pixel_size, fp); fclose(fp); } @@ -88,6 +105,8 @@ int main(int argc, char *argv[]) g_assert_no_error(error); } + g_timer_destroy(timer); + cleanup: uca_camera_stop_recording(camera, NULL); g_object_unref(camera); |