static void
high_quality_checkbutton_toggled_cb (GtkToggleButton *button,
GthFileToolResize *self)
{
self->priv->high_quality = gtk_toggle_button_get_active (button);
update_image_size (self);
}
static void
resize_task_completed_cb (GthTask *task,
GError *error,
gpointer user_data)
{
GthFileToolResize *self = user_data;
GtkWidget *window;
GtkWidget *viewer_page;
self->priv->resize_task = NULL;
if (self->priv->closing) {
g_object_unref (task);
gth_image_viewer_page_tool_reset_image (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
return;
}
if (error != NULL) {
if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
update_image_size (self);
g_object_unref (task);
return;
}
_cairo_clear_surface (&self->priv->new_image);
self->priv->new_image = gth_image_task_get_destination_surface (GTH_IMAGE_TASK (task));
if (self->priv->new_image == NULL) {
g_object_unref (task);
return;
}
window = gth_file_tool_get_window (GTH_FILE_TOOL (self));
viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
gth_image_viewer_page_set_image (GTH_IMAGE_VIEWER_PAGE (viewer_page), self->priv->new_image, FALSE);
if (self->priv->apply_to_original) {
gth_image_history_add_surface (gth_image_viewer_page_get_history (GTH_IMAGE_VIEWER_PAGE (viewer_page)),
self->priv->new_image,
-1,
TRUE);
gth_viewer_page_focus (GTH_VIEWER_PAGE (viewer_page));
gth_file_tool_hide_options (GTH_FILE_TOOL (self));
}
else {
update_dimensione_info_label (self,
"new_dimensions_label",
self->priv->new_width,
self->priv->new_height,
TRUE);
update_dimensione_info_label (self,
"scale_factor_label",
(double) self->priv->new_width / self->priv->original_width,
(double) self->priv->new_height / self->priv->original_height,
FALSE);
}
g_object_unref (task);
}
static void
gth_file_tool_resize_apply_options (GthFileTool *base)
{
GthFileToolResize *self;
self = (GthFileToolResize *) base;
self->priv->apply_to_original = TRUE;
update_image_size (self);
}
static void
selection_height_value_changed_cb (GtkSpinButton *spin,
GthFileToolResize *self)
{
if (self->priv->unit == GTH_UNIT_PIXELS)
self->priv->new_height = MAX (gtk_spin_button_get_value_as_int (spin), 1);
else if (self->priv->unit == GTH_UNIT_PERCENTAGE)
self->priv->new_height = MAX ((int) round ((gtk_spin_button_get_value (spin) / 100.0) * self->priv->original_height), 1);
if (self->priv->fixed_aspect_ratio) {
g_signal_handlers_block_by_data (GET_WIDGET ("resize_width_spinbutton"), self);
self->priv->new_width = MAX ((int) round ((double) self->priv->new_height * self->priv->aspect_ratio), 1);
if (self->priv->unit == GTH_UNIT_PIXELS)
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), self->priv->new_width);
else if (self->priv->unit == GTH_UNIT_PERCENTAGE)
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), ((double) self->priv->new_width) / self->priv->original_width * 100.0);
g_signal_handlers_unblock_by_data (GET_WIDGET ("resize_width_spinbutton"), self);
}
update_image_size (self);
}
static void
set_image_size (GthFileToolResize *self,
int w,
int h,
int ratio)
{
self->priv->fixed_aspect_ratio = TRUE;
self->priv->aspect_ratio = (double) w / h;;
self->priv->new_width = w;
self->priv->new_height = h;
self->priv->unit = GTH_UNIT_PIXELS;
update_size_spin_buttons_from_unit_value (self);
g_signal_handlers_block_by_data (GET_WIDGET ("resize_width_spinbutton"), self);
g_signal_handlers_block_by_data (GET_WIDGET ("resize_height_spinbutton"), self);
g_signal_handlers_block_by_data (GET_WIDGET ("unit_combobox"), self);
g_signal_handlers_block_by_data (self->priv->ratio_combobox, self);
g_signal_handlers_block_by_data (GET_WIDGET ("invert_ratio_checkbutton"), self);
g_signal_handlers_block_by_data (GET_WIDGET ("ratio_w_spinbutton"), self);
g_signal_handlers_block_by_data (GET_WIDGET ("ratio_h_spinbutton"), self);
gtk_combo_box_set_active (GTK_COMBO_BOX (GET_WIDGET ("unit_combobox")), PIXELS_UNIT_POSITION);
gtk_combo_box_set_active (GTK_COMBO_BOX (self->priv->ratio_combobox), ratio);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("invert_ratio_checkbutton")), FALSE);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), w);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")), h);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_w_spinbutton")), w);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_h_spinbutton")), h);
g_signal_handlers_unblock_by_data (GET_WIDGET ("resize_width_spinbutton"), self);
g_signal_handlers_unblock_by_data (GET_WIDGET ("resize_height_spinbutton"), self);
g_signal_handlers_unblock_by_data (GET_WIDGET ("unit_combobox"), self);
g_signal_handlers_unblock_by_data (self->priv->ratio_combobox, self);
g_signal_handlers_unblock_by_data (GET_WIDGET ("invert_ratio_checkbutton"), self);
g_signal_handlers_unblock_by_data (GET_WIDGET ("ratio_w_spinbutton"), self);
g_signal_handlers_unblock_by_data (GET_WIDGET ("ratio_h_spinbutton"), self);
update_image_size (self);
}
void
S9xXVDisplayDriver::update (int width, int height)
{
int current_width, current_height, final_pitch;
uint8 *final_buffer;
int dst_x, dst_y, dst_width, dst_height;
GtkAllocation allocation;
gtk_widget_get_allocation (drawing_area, &allocation);
current_width = allocation.width;
current_height = allocation.height;
if (width <= 0)
{
gdk_window_hide (gdk_window);
return;
}
if (output_window_width != current_width ||
output_window_height != current_height)
{
resize_window (current_width, current_height);
}
if (config->scale_method > 0)
{
uint8 *src_buffer = (uint8 *) padded_buffer[0];
uint8 *dst_buffer = (uint8 *) padded_buffer[1];
int src_pitch = image_width * image_bpp;
int dst_pitch = scaled_max_width * image_bpp;
S9xFilter (src_buffer,
src_pitch,
dst_buffer,
dst_pitch,
width,
height);
final_buffer = (uint8 *) padded_buffer[1];
final_pitch = dst_pitch;
}
else
{
final_buffer = (uint8 *) padded_buffer[0];
final_pitch = image_width * image_bpp;
}
update_image_size (width, height);
if (format == FOURCC_YUY2)
{
S9xConvertYUV (final_buffer,
(uint8 *) xv_image->data,
final_pitch,
2 * xv_image->width,
width + (width < xv_image->width ? (width % 2) + 4 : 0),
height + (height < xv_image->height ? 4 : 0));
}
else
{
S9xConvertMask (final_buffer,
(uint8 *) xv_image->data,
final_pitch,
bytes_per_pixel * xv_image->width,
width + (width < xv_image->width ? (width % 2) + 4 : 0),
height + (height < xv_image->height ? 4 : 0),
rshift,
gshift,
bshift,
bpp);
}
dst_x = width; dst_y = height;
dst_width = current_width; dst_height = current_height;
S9xApplyAspect (dst_x, dst_y, dst_width, dst_height);
if (last_known_width != dst_width || last_known_height != dst_height)
{
last_known_width = dst_width;
last_known_height = dst_height;
clear ();
}
XvShmPutImage (display,
xv_portid,
xwindow,
XDefaultGC (display, XDefaultScreen (display)),
xv_image,
0,
0,
width,
height,
dst_x,
dst_y,
dst_width,
dst_height,
False);
top_level->set_mouseable_area (dst_x, dst_y, dst_width, dst_height);
XSync (display, False);
return;
}