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-rw-r--r--bin/gui/control.c93
1 files changed, 46 insertions, 47 deletions
diff --git a/bin/gui/control.c b/bin/gui/control.c
index 545c095..d4191a1 100644
--- a/bin/gui/control.c
+++ b/bin/gui/control.c
@@ -309,7 +309,7 @@ get_statistics (ThreadData *data, gdouble *mean, gdouble *sigma, guint *_max, gu
guint n = data->width * data->height;
if (data->pixel_size == 1) {
- guint8 *input = (guint8 *) uca_ring_buffer_get_current_pointer (data->buffer);
+ guint8 *input = (guint8 *) uca_ring_buffer_peek_pointer (data->buffer);
for (gint i = 0; i < n; i++) {
guint8 val = input[i];
@@ -325,7 +325,7 @@ get_statistics (ThreadData *data, gdouble *mean, gdouble *sigma, guint *_max, gu
}
}
else {
- guint16 *input = (guint16 *) uca_ring_buffer_get_current_pointer (data->buffer);
+ guint16 *input = (guint16 *) uca_ring_buffer_peek_pointer (data->buffer);
for (gint i = 0; i < n; i++) {
guint16 val = input[i];
@@ -407,7 +407,7 @@ on_motion_notify (GtkWidget *event_box, GdkEventMotion *event, ThreadData *data)
gpointer *buffer;
GString *string;
- buffer = uca_ring_buffer_get_current_pointer (data->buffer);
+ buffer = uca_ring_buffer_peek_pointer (data->buffer);
string = g_string_new_len (NULL, 32);
gint i = (data->display_y / data->zoom_factor) * data->width + data->display_x / data->zoom_factor;
@@ -560,9 +560,6 @@ update_pixbuf (ThreadData *data)
gtk_widget_queue_draw_area (data->image, 0, 0, data->display_width, data->display_height);
- egg_histogram_view_update (EGG_HISTOGRAM_VIEW (data->histogram_view),
- uca_ring_buffer_get_current_pointer (data->buffer));
-
if ((data->adj_width > 0) && (data->adj_height > 0)) {
x = data->from_x;
y = data->from_y;
@@ -681,48 +678,52 @@ preview_frames (void *args)
while (data->state == RUNNING) {
gpointer *buffer;
- buffer = uca_ring_buffer_get_current_pointer (data->buffer);
+ buffer = uca_ring_buffer_peek_pointer (data->buffer);
uca_camera_grab (data->camera, buffer, &error);
- if (error == NULL) {
- up_and_down_scale (data, buffer);
-
- gdk_threads_enter ();
- update_pixbuf (data);
+ if (error != NULL) {
+ print_and_free_error (&error);
+ continue;
+ }
- if ((data->ev_x >= 0) && (data->ev_y >= 0) && (data->ev_y <= data->display_height) && (data->ev_x <= data->display_width)) {
- GString *string;
- string = g_string_new_len (NULL, 32);
- gint i = (data->display_y / data->zoom_factor) * data->width + data->display_x / data->zoom_factor;
+ up_and_down_scale (data, buffer);
- if (data->pixel_size == 1) {
- guint8 *input = (guint8 *) buffer;
- guint8 val = input[i];
- g_string_printf (string, "val = %i", val);
- gtk_label_set_text (data->val_label, string->str);
- }
- else if (data->pixel_size == 2) {
- guint16 *input = (guint16 *) buffer;
- guint16 val = input[i];
- g_string_printf (string, "val = %i", val);
- gtk_label_set_text (data->val_label, string->str);
- }
+ gdk_threads_enter ();
- g_string_printf (string, "x = %i", data->display_x);
- gtk_label_set_text (data->x_label, string->str);
+ update_pixbuf (data);
+ egg_histogram_view_update (EGG_HISTOGRAM_VIEW (data->histogram_view), buffer);
- g_string_printf (string, "y = %i", data->display_y);
- gtk_label_set_text (data->y_label, string->str);
+ if ((data->ev_x >= 0) && (data->ev_y >= 0) &&
+ (data->ev_y <= data->display_height) && (data->ev_x <= data->display_width)) {
+ GString *string;
+ string = g_string_new_len (NULL, 32);
+ gint i = (data->display_y / data->zoom_factor) * data->width + data->display_x / data->zoom_factor;
- g_string_free (string, TRUE);
+ if (data->pixel_size == 1) {
+ guint8 *input = (guint8 *) buffer;
+ guint8 val = input[i];
+ g_string_printf (string, "val = %i", val);
+ gtk_label_set_text (data->val_label, string->str);
+ }
+ else if (data->pixel_size == 2) {
+ guint16 *input = (guint16 *) buffer;
+ guint16 val = input[i];
+ g_string_printf (string, "val = %i", val);
+ gtk_label_set_text (data->val_label, string->str);
}
- gdk_threads_leave ();
+ g_string_printf (string, "x = %i", data->display_x);
+ gtk_label_set_text (data->x_label, string->str);
- counter++;
+ g_string_printf (string, "y = %i", data->display_y);
+ gtk_label_set_text (data->y_label, string->str);
+
+ g_string_free (string, TRUE);
}
- else
- print_and_free_error (&error);
+
+ gdk_threads_leave ();
+
+ counter++;
}
return NULL;
}
@@ -749,11 +750,10 @@ record_frames (gpointer args)
if (n_max > 0 && n_frames >= n_max)
break;
- buffer = uca_ring_buffer_get_current_pointer (data->buffer);
+ buffer = uca_ring_buffer_get_write_pointer (data->buffer);
uca_camera_grab (data->camera, buffer, NULL);
if (error == NULL) {
- uca_ring_buffer_proceed (data->buffer);
n_frames++;
data->n_recorded++;
}
@@ -806,9 +806,8 @@ update_current_frame (ThreadData *data)
if (n_max > 0)
index = (index + data->n_recorded - n_max) % n_max;
- uca_ring_buffer_set_current_pointer (data->buffer, index);
-
- buffer = uca_ring_buffer_get_current_pointer (data->buffer);
+ buffer = uca_ring_buffer_get_pointer (data->buffer, index);
+ egg_histogram_view_update (EGG_HISTOGRAM_VIEW (data->histogram_view), buffer);
up_and_down_scale (data, buffer);
update_pixbuf (data);
}
@@ -948,9 +947,9 @@ download_frames (ThreadData *data)
uca_ring_buffer_reset (data->buffer);
while (error == NULL) {
- buffer = uca_ring_buffer_get_current_pointer (data->buffer);
+ buffer = uca_ring_buffer_get_write_pointer (data->buffer);
uca_camera_grab (data->camera, buffer, &error);
- uca_ring_buffer_proceed (data->buffer);
+
gdk_threads_enter ();
gtk_adjustment_set_value (data->download_adjustment, current_frame++);
gdk_threads_leave ();
@@ -1002,7 +1001,7 @@ static void
update_zoomed_pixbuf (ThreadData *data)
{
update_pixbuf_dimensions (data);
- up_and_down_scale (data, uca_ring_buffer_get_current_pointer (data->buffer));
+ up_and_down_scale (data, uca_ring_buffer_peek_pointer (data->buffer));
update_pixbuf (data);
}
@@ -1068,7 +1067,7 @@ on_colormap_changed (GtkComboBox *widget, ThreadData *data)
data->colormap = map;
update_pixbuf_dimensions (data);
- up_and_down_scale (data, uca_ring_buffer_get_current_pointer (data->buffer));
+ up_and_down_scale (data, uca_ring_buffer_peek_pointer (data->buffer));
update_pixbuf (data);
}
@@ -1178,7 +1177,7 @@ create_main_window (GtkBuilder *builder, const gchar* camera_name)
ring_buffer = uca_ring_buffer_new (image_size, n_frames);
egg_histogram_view_update (EGG_HISTOGRAM_VIEW (histogram_view),
- uca_ring_buffer_get_current_pointer (ring_buffer));
+ uca_ring_buffer_peek_pointer (ring_buffer));
pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, width, height);
gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 16:40:30 +0000