screenshot: add --screenshot-sw option

Probably worthless. As usual, the manpage dumps all the subtle
differences due to implementation details on the user.

1 files changed, 1 insertions, 0 deletions

diff --git a/options/options.h b/options/options.h
index 606bc6c8a2..b865ff8896 100644
--- a/options/options.h
+++ b/options/options.h
@@ -276,6 +276,7 @@ typedef struct MPOpts {
     struct image_writer_opts *screenshot_image_opts;
     char *screenshot_template;
     char *screenshot_directory;
+    bool screenshot_sw;
 
     int index_mode;