From 96648169e342b9843246075a36fae2ad0bd06f88 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Thu, 20 Aug 2015 19:07:18 +0200
Subject: vo_rpi: disable background by default

And add an option to enable it.
---
 video/out/vo_rpi.c | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

(limited to 'video/out/vo_rpi.c')

diff --git a/video/out/vo_rpi.c b/video/out/vo_rpi.c
index 331e2a6917..d637eeca46 100644
--- a/video/out/vo_rpi.c
+++ b/video/out/vo_rpi.c
@@ -79,6 +79,7 @@ struct priv {
 
     int display_nr;
     int layer;
+    int background;
 };
 
 // Magic alignments (in pixels) expected by the MMAL internals.
@@ -226,12 +227,17 @@ static int update_display_size(struct vo *vo)
         .flags = DISPMANX_FLAGS_ALPHA_FIXED_ALL_PIXELS,
         .opacity = 0xFF,
     };
-    p->window = vc_dispmanx_element_add(p->update, p->display, p->background_layer,
-                                        &dst, 0, &src,
-                                        DISPMANX_PROTECTION_NONE, &alpha, 0, 0);
-    if (!p->window) {
-        MP_FATAL(vo, "Could not add DISPMANX element.\n");
-        return -1;
+
+    if (p->background) {
+        p->window = vc_dispmanx_element_add(p->update, p->display,
+                                            p->background_layer,
+                                            &dst, 0, &src,
+                                            DISPMANX_PROTECTION_NONE,
+                                            &alpha, 0, 0);
+        if (!p->window) {
+            MP_FATAL(vo, "Could not add DISPMANX element.\n");
+            return -1;
+        }
     }
 
     alpha = (VC_DISPMANX_ALPHA_T){
@@ -653,6 +659,7 @@ fail:
 static const struct m_option options[] = {
     OPT_INT("display", display_nr, 0),
     OPT_INT("layer", layer, 0, OPTDEF_INT(-10)),
+    OPT_FLAG("background", background, 0),
     {0},
 };
 
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