restore intended functionality of images over blurring

i3lock.c

@@ -136,6 +136,7 @@ static uint8_t xkb_base_event;
 static uint8_t xkb_base_error;
 
 cairo_surface_t *img = NULL;
+cairo_surface_t *blur_img = NULL;
 bool tile = false;
 bool ignore_empty_password = false;
 bool skip_repeated_empty_password = false;
@@ -1342,22 +1343,21 @@ int main(int argc, char *argv[]) {
         free(image_path);
     }
 
-    xcb_pixmap_t blur_pixmap;
+    xcb_pixmap_t* blur_pixmap = NULL;
     if (blur) {
-        if(!img) {
-            xcb_visualtype_t *vistype = get_root_visual_type(screen);
-            blur_pixmap = capture_bg_pixmap(conn, screen, last_resolution);
-            cairo_surface_t *xcb_img = cairo_xcb_surface_create(conn, blur_pixmap, vistype, last_resolution[0], last_resolution[1]);
-
-            img = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, last_resolution[0], last_resolution[1]);
-            cairo_t *ctx = cairo_create(img);
-            cairo_set_source_surface(ctx, xcb_img, 0, 0);
-            cairo_paint(ctx);
-
-            cairo_destroy(ctx);
-            cairo_surface_destroy(xcb_img);
-        }
-        blur_image_surface(img, blur_sigma);
+        blur_pixmap = malloc(sizeof(xcb_pixmap_t));
+        xcb_visualtype_t *vistype = get_root_visual_type(screen);
+        *blur_pixmap = capture_bg_pixmap(conn, screen, last_resolution);
+        cairo_surface_t *xcb_img = cairo_xcb_surface_create(conn, *blur_pixmap, vistype, last_resolution[0], last_resolution[1]);
+
+        blur_img = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, last_resolution[0], last_resolution[1]);
+        cairo_t *ctx = cairo_create(blur_img);
+        cairo_set_source_surface(ctx, xcb_img, 0, 0);
+        cairo_paint(ctx);
+
+        cairo_destroy(ctx);
+        cairo_surface_destroy(xcb_img);
+        blur_image_surface(blur_img, blur_sigma);
     }
 
     /* Pixmap on which the image is rendered to (if any) */
@@ -1367,7 +1367,9 @@ int main(int argc, char *argv[]) {
     win = open_fullscreen_window(conn, screen, color, bg_pixmap);
     xcb_free_pixmap(conn, bg_pixmap);
     if (blur_pixmap) {
-        xcb_free_pixmap(conn, blur_pixmap);
+        xcb_free_pixmap(conn, *blur_pixmap);
+        free(blur_pixmap);
+        blur_pixmap = NULL;
     }
 
 

unlock_indicator.c

@@ -56,6 +56,7 @@ extern char *modifier_string;
 
 /* A Cairo surface containing the specified image (-i), if any. */
 extern cairo_surface_t *img;
+extern cairo_surface_t *blur_img;
 
 /* Whether the image should be tiled. */
 extern bool tile;
@@ -164,6 +165,10 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
     cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
     cairo_t *xcb_ctx = cairo_create(xcb_output);
 
+    if (blur_img) {
+        cairo_set_source_surface(xcb_ctx, blur_img, 0, 0);
+        cairo_paint(xcb_ctx);
+    }
     if (img) {
         if (!tile) {
             cairo_set_source_surface(xcb_ctx, img, 0, 0);