From b554a59b5818640734486555064af86383154ace Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Sat, 1 Sep 2012 19:49:04 +0200
Subject: subs: restore support for sub_step command with libass

This was destroyed by Uoti Urpala in commit "subs: always use sub...".
Features should be either kept working or completely removed, but not
just crippled, which only inflates the code and frustrates users.
---
 sub/dec_sub.h |  4 ++++
 sub/sd_ass.c  | 10 ++++++++++
 2 files changed, 14 insertions(+)

(limited to 'sub')

diff --git a/sub/dec_sub.h b/sub/dec_sub.h
index ae39f15f31..efbfdc9ce7 100644
--- a/sub/dec_sub.h
+++ b/sub/dec_sub.h
@@ -32,4 +32,8 @@ struct sh_sub *sd_ass_create_from_track(struct ass_track *track,
                                         bool vsfilter_aspect,
                                         struct MPOpts *opts);
 
+#ifdef CONFIG_ASS
+struct ass_track *sub_get_ass_track(struct osd_state *osd);
+#endif
+
 #endif
diff --git a/sub/sd_ass.c b/sub/sd_ass.c
index 67bbd4665e..37c220a4b5 100644
--- a/sub/sd_ass.c
+++ b/sub/sd_ass.c
@@ -192,3 +192,13 @@ struct sh_sub *sd_ass_create_from_track(struct ass_track *track,
     };
     return sh;
 }
+
+struct ass_track *sub_get_ass_track(struct osd_state *osd)
+{
+    struct sh_sub *sh = osd ? osd->sh_sub : NULL;
+    if (sh && sh->sd_driver == &sd_ass && sh->context) {
+        struct sd_ass_priv *ctx = sh->context;
+        return ctx->ass_track;
+    }
+    return NULL;
+}
-- 
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