diff options
Diffstat (limited to 'test/control.c')
| -rw-r--r-- | test/control.c | 126 |
1 files changed, 92 insertions, 34 deletions
diff --git a/test/control.c b/test/control.c index 2cf8a4f..3223991 100644 --- a/test/control.c +++ b/test/control.c @@ -7,12 +7,19 @@ struct ThreadData { guchar *buffer, *pixels; + gboolean run; GtkWidget *image; GdkPixbuf *pixbuf; int width; int height; int bits; struct uca_camera_t *cam; + struct uca_t *uca; +}; + +struct ValueCellData { + struct ThreadData *thread_data; + GtkTreeStore *tree_store; }; enum { @@ -23,18 +30,6 @@ enum { NUM_COLUMNS }; -static gboolean delete_event(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - return FALSE; -} - -static void destroy(GtkWidget *widget, gpointer data) -{ - struct uca_t *uca = (struct uca_t *) data; - uca_destroy(uca); - gtk_main_quit (); -} - void convert_8bit_to_rgb(guchar *output, guchar *input, int width, int height) { for (int x = 0; x < width; x++) { @@ -61,12 +56,24 @@ void convert_16bit_to_rgb(guchar *output, guchar *input, int width, int height) } } +static gboolean delete_event(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + return FALSE; +} + +static void destroy(GtkWidget *widget, gpointer data) +{ + struct uca_t *uca = (struct uca_t *) data; + uca_destroy(uca); + gtk_main_quit (); +} + void *grab_thread(void *args) { struct ThreadData *data = (struct ThreadData *) args; struct uca_camera_t *cam = data->cam; - while (TRUE) { + while (data->run) { cam->grab(cam, (char *) data->buffer); if (data->bits == 8) convert_8bit_to_rgb(data->pixels, data->buffer, data->width, data->height); @@ -80,6 +87,49 @@ void *grab_thread(void *args) gtk_widget_queue_draw_area(data->image, 0, 0, data->width, data->height); gdk_threads_leave(); } + return NULL; +} + +static void on_toolbutton_run_clicked(GtkWidget *widget, gpointer args) +{ + struct ThreadData *data = (struct ThreadData *) args; + GError *error = NULL; + data->run = TRUE; + data->cam->start_recording(data->cam); + if (!g_thread_create(grab_thread, data, FALSE, &error)) { + g_printerr("Failed to create thread: %s\n", error->message); + uca_destroy(data->uca); + } +} + +static void on_toolbutton_stop_clicked(GtkWidget *widget, gpointer args) +{ + struct ThreadData *data = (struct ThreadData *) args; + data->run = FALSE; + data->cam->stop_recording(data->cam); +} + +static void on_valuecell_edited(GtkCellRendererText *renderer, gchar *path, gchar *new_text, gpointer data) +{ + struct ValueCellData *value_data = (struct ValueCellData *) data; + + if (value_data->thread_data->run) + return; + + GtkTreeModel *tree_model = GTK_TREE_MODEL(value_data->tree_store); + GtkTreePath *tree_path = gtk_tree_path_new_from_string(path); + GtkTreeIter iter; + + if (gtk_tree_model_get_iter(tree_model, &iter, tree_path)) { + struct uca_camera_t *cam = value_data->thread_data->cam; + uint32_t prop_id; + gtk_tree_model_get(tree_model, &iter, COLUMN_UCA_ID, &prop_id, -1); + + /* TODO: extensive value checking */ + uint32_t val = (uint32_t) g_ascii_strtoull(new_text, NULL, 10); + cam->set_property(cam, prop_id, &val); + gtk_tree_store_set(value_data->tree_store, &iter, COLUMN_VALUE, new_text, -1); + } } void get_first_level_root(GtkTreeStore *store, GtkTreeIter *iter, gchar *group) @@ -228,10 +278,10 @@ int main(int argc, char *argv[]) return 1; } - int width, height, bits_per_sample; + int width = 640, height = 480, bits_per_sample; struct uca_camera_t *cam = uca->cameras; - cam->get_property(cam, UCA_PROP_WIDTH, &width); - cam->get_property(cam, UCA_PROP_HEIGHT, &height); + cam->set_property(cam, UCA_PROP_WIDTH, &width); + cam->set_property(cam, UCA_PROP_HEIGHT, &height); cam->get_property(cam, UCA_PROP_BITDEPTH, &bits_per_sample); g_thread_init(NULL); @@ -248,6 +298,8 @@ int main(int argc, char *argv[]) GtkWidget *window = GTK_WIDGET(gtk_builder_get_object(builder, "window")); GtkWidget *image = GTK_WIDGET(gtk_builder_get_object(builder, "image")); + GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, width, height); + gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf); GtkTreeStore *tree_store = GTK_TREE_STORE(gtk_builder_get_object(builder, "cameraproperties")); GtkTreeViewColumn *value_column = GTK_TREE_VIEW_COLUMN(gtk_builder_get_object(builder, "valuecolumn")); @@ -256,18 +308,6 @@ int main(int argc, char *argv[]) gtk_tree_view_column_set_cell_data_func(value_column, GTK_CELL_RENDERER(value_renderer), value_cell_data_func, NULL, NULL); - g_signal_connect (window, "delete-event", - G_CALLBACK (delete_event), NULL); - - g_signal_connect (window, "destroy", - G_CALLBACK (destroy), uca); - - GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, width, height); - gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf); - - gtk_widget_show(image); - gtk_widget_show(window); - /* start grabbing and thread */ int mem_size = bits_per_sample == 8 ? 1 : 2; struct ThreadData td; @@ -280,13 +320,31 @@ int main(int argc, char *argv[]) td.height = height; td.bits = bits_per_sample; td.cam = cam; - cam->start_recording(cam); - if (!g_thread_create(grab_thread, &td, FALSE, &error)) { - g_printerr("Failed to create thread: %s\n", error->message); - uca_destroy(uca); - return 1; - } + td.uca = uca; + + g_signal_connect(window, "delete-event", + G_CALLBACK (delete_event), NULL); + g_signal_connect(window, "destroy", + G_CALLBACK (destroy), uca); + + g_signal_connect(GTK_WIDGET(gtk_builder_get_object(builder, "toolbutton_run")), "clicked", + G_CALLBACK(on_toolbutton_run_clicked), &td); + + g_signal_connect(GTK_WIDGET(gtk_builder_get_object(builder, "toolbutton_stop")), "clicked", + G_CALLBACK(on_toolbutton_stop_clicked), &td); + + + struct ValueCellData value_cell_data; + value_cell_data.thread_data = &td; + value_cell_data.tree_store = tree_store; + + g_signal_connect(gtk_builder_get_object(builder, "valuecell"), "edited", + G_CALLBACK(on_valuecell_edited), &value_cell_data); + + gtk_widget_show(image); + gtk_widget_show(window); + gdk_threads_enter(); gtk_main (); gdk_threads_leave(); |