rust: deprecate ncvisual_default_blitter

rust/src/bindings.rs

@@ -687,6 +687,8 @@ pub use ffi::{
     notcurses_lex_scalemode,
     notcurses_linesigs_disable,
     notcurses_linesigs_enable,
+    // Waiting for: https://github.com/dankamongmen/notcurses/issues/1114
+    // notcurses_media_defblitter,
     notcurses_mouse_disable,
     notcurses_mouse_enable,
     notcurses_palette_size,

rust/src/visual.rs

@@ -65,6 +65,11 @@ pub const NCVISUAL_OPTION_NODEGRADE: u32 = crate::bindings::ffi::NCVISUAL_OPTION
 /// NCBLIT_3x2 is better image quality, especially for large images, but
 /// it's not the general default because it doesn't preserve aspect ratio.
 /// NCSCALE_STRETCH throws away aspect ratio, and can safely use NCBLIT_3x2.
+#[deprecated(
+    since = "2.1.2",
+    note = "please use `notcurses_media_defblitter` instead"
+)]
+// Waiting for: https://github.com/dankamongmen/notcurses/issues/1114
 pub fn ncvisual_default_blitter(utf8: bool, scale: NcScale) -> NcBlitter {
     if utf8 {
         if scale == NCSCALE_STRETCH {