From 672b2dd991ddc2f7487fdc500ef194524f4c716b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=ADctor=20Manuel=20J=C3=A1quez=20Leal?=
 <vjaquez@igalia.com>
Date: Wed, 29 Nov 2017 11:11:39 +0100
Subject: [PATCH] test: vaapicontext: add PLAY and NULL buttons

They only appear when only one sink is instanciated and their purpose
is to test the NULL-PLAY use case in context sharing.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/342>
---
 tests/examples/test-vaapicontext.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/tests/examples/test-vaapicontext.c b/tests/examples/test-vaapicontext.c
index 0085ca968b..355d2ceebe 100644
--- a/tests/examples/test-vaapicontext.c
+++ b/tests/examples/test-vaapicontext.c
@@ -205,6 +205,24 @@ bus_sync_handler (GstBus * bus, GstMessage * msg, gpointer data)
   return GST_BUS_PASS;
 }
 
+static void
+play_cb (GtkButton * button, gpointer data)
+{
+  AppData *app = data;
+
+  gst_element_set_state (app->pipeline, GST_STATE_PLAYING);
+}
+
+static void
+null_cb (GtkButton * button, gpointer data)
+{
+  AppData *app = data;
+
+  gst_element_set_state (app->pipeline, GST_STATE_NULL);
+  app->va_display = NULL;
+}
+
+
 static void
 realize_cb (GtkWidget * widget, gpointer data)
 {
@@ -283,6 +301,16 @@ build_ui (AppData * app)
 
     gtk_box_pack_start (GTK_BOX (bbox), create_rotate_button (app, "sink2"),
         TRUE, TRUE, 0);
+  } else {
+    GtkWidget *button;
+
+    button = gtk_button_new_with_label ("PLAYING");
+    gtk_box_pack_start (GTK_BOX (bbox), button, TRUE, TRUE, 0);
+    g_signal_connect (button, "clicked", G_CALLBACK (play_cb), app);
+
+    button = gtk_button_new_with_label ("NULL");
+    gtk_box_pack_start (GTK_BOX (bbox), button, TRUE, TRUE, 0);
+    g_signal_connect (button, "clicked", G_CALLBACK (null_cb), app);
   }
 
   gtk_widget_show_all (mainwin);