1 files changed, 11 insertions, 1 deletions

diff --git a/sub/sub.c b/sub/sub.c
index a5ff9e2593..0e297e3bf8 100644
--- a/sub/sub.c
+++ b/sub/sub.c
@@ -202,13 +202,23 @@ static void render_object(struct osd_state *osd, struct osd_object *obj,
     if (formats[SUBBITMAP_RGBA] && out_imgs->format == SUBBITMAP_INDEXED)
         cached |= osd_conv_idx_to_rgba(obj->cache[1], out_imgs);
 
-    if (out_imgs->format == SUBBITMAP_RGBA && opts->sub_gauss != 0.0f)
+    if (formats[SUBBITMAP_RGBA_STR] && out_imgs->format == SUBBITMAP_INDEXED)
+        cached |= osd_conv_idx_to_rgba_str(obj->cache[1], out_imgs);
+
+    if ((out_imgs->format == SUBBITMAP_RGBA ||
+         out_imgs->format == SUBBITMAP_RGBA_STR)
+        && opts->sub_gauss != 0.0f)
+    {
         cached |= osd_conv_blur_rgba(obj->cache[2], out_imgs, opts->sub_gauss);
+    }
 
     // Do this conversion last to not trigger gauss blurring for ASS
     if (formats[SUBBITMAP_RGBA] && out_imgs->format == SUBBITMAP_LIBASS)
         cached |= osd_conv_ass_to_rgba(obj->cache[3], out_imgs);
 
+    if (formats[SUBBITMAP_RGBA_STR] && out_imgs->format == SUBBITMAP_LIBASS)
+        cached |= osd_conv_ass_to_rgba_str(obj->cache[3], out_imgs);
+
     if (cached)
         obj->cached = *out_imgs;
 }