From f1d161d55f458cf47e63d1ab9ddf08859019dd8a Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Sat, 12 Aug 2017 23:08:48 +0200
Subject: player: make --lavfi-complex changeable at runtime

Tends to be somewhat glitchy if subtitles are enabled, and you enable
and disable tracks.

On error, this will disable --lavfi-complex, which will result in
whatever behavior.
---
 player/lavfi.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'player/lavfi.c')

diff --git a/player/lavfi.c b/player/lavfi.c
index c597387937..ee0ca281e4 100644
--- a/player/lavfi.c
+++ b/player/lavfi.c
@@ -249,12 +249,19 @@ struct lavfi *lavfi_create(struct mp_log *log, char *graph_string)
 
 void lavfi_destroy(struct lavfi *c)
 {
+    if (!c)
+        return;
     free_graph(c);
     clear_data(c);
     av_frame_free(&c->tmp_frame);
     talloc_free(c);
 }
 
+const char *lavfi_get_graph(struct lavfi *c)
+{
+    return c->graph_string;
+}
+
 struct lavfi_pad *lavfi_find_pad(struct lavfi *c, char *name)
 {
     for (int n = 0; n < c->num_pads; n++) {
@@ -484,9 +491,11 @@ static void dump_graph(struct lavfi *c)
 #endif
 }
 
-void lavfi_set_hwdec_devs(struct lavfi *c, struct mp_hwdec_devices *hwdevs)
+void lavfi_pad_set_hwdec_devs(struct lavfi_pad *pad,
+                              struct mp_hwdec_devices *hwdevs)
 {
-    c->hwdec_devs = hwdevs;
+    // We don't actually treat this per-pad.
+    pad->main->hwdec_devs = hwdevs;
 }
 
 // Initialize the graph if all inputs have formats set. If it's already
-- 
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