diff options
Diffstat (limited to 'test/grab_pylon.c')
-rw-r--r-- | test/grab_pylon.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/test/grab_pylon.c b/test/grab_pylon.c new file mode 100644 index 0000000..2f9b5a0 --- /dev/null +++ b/test/grab_pylon.c @@ -0,0 +1,96 @@ +/* Copyright (C) 2011, 2012 Matthias Vogelgesang <matthias.vogelgesang@kit.edu> + (Karlsruhe Institute of Technology) + + This library is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by the + Free Software Foundation; either version 2.1 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 Lesser General Public License for more + details. + + You should have received a copy of the GNU Lesser General Public License along + with this library; if not, write to the Free Software Foundation, Inc., 51 + Franklin St, Fifth Floor, Boston, MA 02110, USA */ + +#include <glib-object.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include "uca-camera.h" + +#define handle_error(errno) {if ((errno) != UCA_NO_ERROR) printf("error at <%s:%i>\n", \ + __FILE__, __LINE__);} + +static UcaCamera *camera = NULL; + +void sigint_handler(int signal) +{ + printf("Closing down libuca\n"); + uca_camera_stop_recording(camera, NULL); + g_object_unref(camera); + exit(signal); +} + +int main(int argc, char *argv[]) +{ + GError *error = NULL; + (void) signal(SIGINT, sigint_handler); + + g_type_init(); + camera = uca_camera_new("pylon", &error); + + if (camera == NULL) { + g_print("Couldn't initialize camera\n"); + return 1; + } + + guint width, height, bits; + g_object_get(G_OBJECT(camera), + "sensor-width", &width, + "sensor-height", &height, + "sensor-bitdepth", &bits, + NULL); + + const int pixel_size = bits == 8 ? 1 : 2; + g_print("allocate buffer %u, %u, %d\n", width, height, pixel_size); + gpointer buffer = g_malloc0(width * height * pixel_size); + + gchar filename[FILENAME_MAX]; + + for (int i = 0; i < 2; i++) { + gint counter = 0; + g_print("Start recording\n"); + uca_camera_start_recording(camera, &error); + g_assert_no_error(error); + + while (counter < 10) { + g_print(" grab frame ... "); + uca_camera_grab(camera, &buffer, &error); + if (error != NULL) { + g_print("\nError: %s\n", error->message); + goto cleanup; + } + g_print("done\n"); + + snprintf(filename, FILENAME_MAX, "frame-%08i.raw", counter++); + FILE *fp = fopen(filename, "wb"); + fwrite(buffer, width*height, pixel_size, fp); + fclose(fp); + //g_usleep(2 * G_USEC_PER_SEC); + } + + g_print("Stop recording\n"); + uca_camera_stop_recording(camera, &error); + g_assert_no_error(error); + } + +cleanup: + uca_camera_stop_recording(camera, NULL); + g_object_unref(camera); + g_free(buffer); + + return error != NULL ? 1 : 0; +} |