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Diffstat (limited to 'test/control.c')
| -rw-r--r-- | test/control.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/test/control.c b/test/control.c deleted file mode 100644 index eaa88e3..0000000 --- a/test/control.c +++ /dev/null @@ -1,336 +0,0 @@ -/* 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/gprintf.h> -#include <gtk/gtk.h> -#include <gdk/gdk.h> -#include <gdk/gdkkeysyms.h> -#include <string.h> -#include <time.h> -#include <unistd.h> -#include <errno.h> - -#include "config.h" -#include "uca-camera.h" -#include "egg-property-tree-view.h" - - -typedef struct { - gboolean running; - gboolean store; - - guchar *buffer, *pixels; - GdkPixbuf *pixbuf; - GtkWidget *image; - GtkTreeModel *property_model; - UcaCamera *camera; - - GtkStatusbar *statusbar; - guint statusbar_context_id; - - int timestamp; - int width; - int height; - int pixel_size; -} ThreadData; - -typedef struct { - ThreadData *thread_data; - GtkTreeStore *tree_store; -} ValueCellData; - -enum { - COLUMN_NAME = 0, - COLUMN_VALUE, - COLUMN_EDITABLE, - NUM_COLUMNS -}; - - -static void convert_8bit_to_rgb(guchar *output, guchar *input, int width, int height) -{ - for (int i = 0, j = 0; i < width*height; i++) { - output[j++] = input[i]; - output[j++] = input[i]; - output[j++] = input[i]; - } -} - -static void convert_16bit_to_rgb(guchar *output, guchar *input, int width, int height) -{ - guint16 *in = (guint16 *) input; - guint16 min = G_MAXUINT16, max = 0; - gfloat spread = 0.0f; - - for (int i = 0; i < width * height; i++) { - guint16 v = in[i]; - if (v < min) - min = v; - if (v > max) - max = v; - } - - spread = (gfloat) max - min; - - if (spread > 0.0f) { - for (int i = 0, j = 0; i < width*height; i++) { - guchar val = (guint8) (((in[i] - min) / spread) * 255.0f); - output[j++] = val; - output[j++] = val; - output[j++] = val; - } - } -} - -static void *grab_thread(void *args) -{ - ThreadData *data = (ThreadData *) args; - gchar filename[FILENAME_MAX] = {0,}; - gint counter = 0; - - while (data->running) { - uca_camera_grab(data->camera, (gpointer) &data->buffer, NULL); - - if (data->store) { - snprintf(filename, FILENAME_MAX, "frame-%i-%08i.raw", data->timestamp, counter++); - FILE *fp = fopen(filename, "wb"); - fwrite(data->buffer, data->width*data->height, data->pixel_size, fp); - fclose(fp); - } - - /* FIXME: We should actually check if this is really a new frame and - * just do nothing if it is an already displayed one. */ - if (data->pixel_size == 1) - convert_8bit_to_rgb(data->pixels, data->buffer, data->width, data->height); - else if (data->pixel_size == 2) { - convert_16bit_to_rgb(data->pixels, data->buffer, data->width, data->height); - } - - gdk_threads_enter(); - gdk_flush(); - gtk_image_clear(GTK_IMAGE(data->image)); - gtk_image_set_from_pixbuf(GTK_IMAGE(data->image), data->pixbuf); - gtk_widget_queue_draw_area(data->image, 0, 0, data->width, data->height); - gdk_threads_leave(); - } - return NULL; -} - -gboolean on_delete_event(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - return FALSE; -} - -void on_destroy(GtkWidget *widget, gpointer data) -{ - ThreadData *td = (ThreadData *) data; - td->running = FALSE; - g_object_unref(td->camera); - gtk_main_quit(); -} - -static void on_toolbutton_run_clicked(GtkWidget *widget, gpointer args) -{ - ThreadData *data = (ThreadData *) args; - - if (data->running) - return; - - GError *error = NULL; - data->running = TRUE; - - uca_camera_start_recording(data->camera, &error); - - if (error != NULL) { - g_printerr("Failed to start recording: %s\n", error->message); - return; - } - - if (!g_thread_create(grab_thread, data, FALSE, &error)) { - g_printerr("Failed to create thread: %s\n", error->message); - return; - } -} - -static void on_toolbutton_stop_clicked(GtkWidget *widget, gpointer args) -{ - ThreadData *data = (ThreadData *) args; - data->running = FALSE; - data->store = FALSE; - GError *error = NULL; - uca_camera_stop_recording(data->camera, &error); - - if (error != NULL) - g_printerr("Failed to stop: %s\n", error->message); -} - -static void on_toolbutton_record_clicked(GtkWidget *widget, gpointer args) -{ - ThreadData *data = (ThreadData *) args; - data->timestamp = (int) time(0); - data->store = TRUE; - GError *error = NULL; - - gtk_statusbar_push(data->statusbar, data->statusbar_context_id, "Recording..."); - - if (data->running != TRUE) { - data->running = TRUE; - uca_camera_start_recording(data->camera, &error); - - if (!g_thread_create(grab_thread, data, FALSE, &error)) - g_printerr("Failed to create thread: %s\n", error->message); - } -} - -static void create_main_window(GtkBuilder *builder, const gchar* camera_name) -{ - static ThreadData td; - - GError *error = NULL; - UcaCamera *camera = uca_camera_new(camera_name, &error); - - if ((camera == NULL) || (error != NULL)) { - g_error("%s\n", error->message); - gtk_main_quit(); - } - - guint bits_per_sample; - g_object_get(camera, - "roi-width", &td.width, - "roi-height", &td.height, - "sensor-bitdepth", &bits_per_sample, - NULL); - - GtkWidget *window = GTK_WIDGET(gtk_builder_get_object(builder, "window")); - GtkWidget *image = GTK_WIDGET(gtk_builder_get_object(builder, "image")); - GtkWidget *property_tree_view = egg_property_tree_view_new (G_OBJECT (camera)); - GtkContainer *scrolled_property_window = GTK_CONTAINER (gtk_builder_get_object (builder, "scrolledwindow2")); - - gtk_container_add (scrolled_property_window, property_tree_view); - gtk_widget_show_all (GTK_WIDGET (scrolled_property_window)); - - GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, td.width, td.height); - gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf); - - td.pixel_size = bits_per_sample > 8 ? 2 : 1; - td.image = image; - td.pixbuf = pixbuf; - td.buffer = (guchar *) g_malloc(td.pixel_size * td.width * td.height); - td.pixels = gdk_pixbuf_get_pixels(pixbuf); - td.running = FALSE; - td.statusbar = GTK_STATUSBAR(gtk_builder_get_object(builder, "statusbar")); - td.statusbar_context_id = gtk_statusbar_get_context_id(td.statusbar, "Recording Information"); - td.store = FALSE; - td.camera = camera; - td.property_model = GTK_TREE_MODEL(gtk_builder_get_object(builder, "camera-properties")); - - g_signal_connect(window, "destroy", G_CALLBACK(on_destroy), &td); - g_signal_connect(gtk_builder_get_object(builder, "toolbutton_run"), - "clicked", G_CALLBACK(on_toolbutton_run_clicked), &td); - g_signal_connect(gtk_builder_get_object(builder, "toolbutton_stop"), - "clicked", G_CALLBACK(on_toolbutton_stop_clicked), &td); - g_signal_connect(gtk_builder_get_object(builder, "toolbutton_record"), - "clicked", G_CALLBACK(on_toolbutton_record_clicked), &td); - - gtk_widget_show(image); - gtk_widget_show(window); -} - -static void on_button_proceed_clicked(GtkWidget *widget, gpointer data) -{ - GtkBuilder *builder = GTK_BUILDER(data); - GtkWidget *choice_window = GTK_WIDGET(gtk_builder_get_object(builder, "choice-window")); - GtkTreeView *treeview = GTK_TREE_VIEW(gtk_builder_get_object(builder, "treeview-cameras")); - GtkListStore *list_store = GTK_LIST_STORE(gtk_builder_get_object(builder, "camera-types")); - - GtkTreeSelection *selection = gtk_tree_view_get_selection(treeview); - GList *selected_rows = gtk_tree_selection_get_selected_rows(selection, NULL); - GtkTreeIter iter; - - gtk_widget_destroy(choice_window); - gboolean valid = gtk_tree_model_get_iter(GTK_TREE_MODEL(list_store), &iter, selected_rows->data); - - if (valid) { - gchar *data; - gtk_tree_model_get(GTK_TREE_MODEL(list_store), &iter, 0, &data, -1); - create_main_window(builder, data); - g_free(data); - } - - g_list_foreach(selected_rows, (GFunc) gtk_tree_path_free, NULL); - g_list_free(selected_rows); -} - -static void on_treeview_keypress(GtkWidget *widget, GdkEventKey *event, gpointer data) -{ - if (event->keyval == GDK_KEY_Return) - gtk_widget_grab_focus(GTK_WIDGET(data)); -} - -static void create_choice_window(GtkBuilder *builder) -{ - gchar **camera_types = uca_camera_get_types(); - - GtkWidget *choice_window = GTK_WIDGET(gtk_builder_get_object(builder, "choice-window")); - GtkTreeView *treeview = GTK_TREE_VIEW(gtk_builder_get_object(builder, "treeview-cameras")); - GtkListStore *list_store = GTK_LIST_STORE(gtk_builder_get_object(builder, "camera-types")); - GtkButton *proceed_button = GTK_BUTTON(gtk_builder_get_object(builder, "button-proceed")); - GtkTreeIter iter; - - for (guint i = 0; camera_types[i] != NULL; i++) { - gtk_list_store_append(list_store, &iter); - gtk_list_store_set(list_store, &iter, 0, camera_types[i], -1); - } - - gboolean valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(list_store), &iter); - - if (valid) { - GtkTreeSelection *selection = gtk_tree_view_get_selection(treeview); - gtk_tree_selection_unselect_all(selection); - gtk_tree_selection_select_path(selection, gtk_tree_model_get_path(GTK_TREE_MODEL(list_store), &iter)); - } - - g_strfreev(camera_types); - g_signal_connect(proceed_button, "clicked", G_CALLBACK(on_button_proceed_clicked), builder); - g_signal_connect(treeview, "key-press-event", G_CALLBACK(on_treeview_keypress), proceed_button); - gtk_widget_show_all(GTK_WIDGET(choice_window)); -} - -int main(int argc, char *argv[]) -{ - GError *error = NULL; - - g_thread_init(NULL); - gdk_threads_init(); - gtk_init(&argc, &argv); - - GtkBuilder *builder = gtk_builder_new(); - - if (!gtk_builder_add_from_file(builder, CONTROL_GLADE_PATH, &error)) { - g_print("Error: %s\n", error->message); - return 1; - } - - create_choice_window(builder); - gtk_builder_connect_signals(builder, NULL); - - gdk_threads_enter(); - gtk_main(); - gdk_threads_leave(); - - return 0; -} |