gst loader - early quit if gst stream has no video streams

this should fix the hang/pause in T551. so T551 fixed by this.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/bin/gst/main.c b/src/bin/gst/main.c
index 1081da7..140fe02 100644
--- a/src/bin/gst/main.c
+++ b/src/bin/gst/main.c
@@ -45,6 +45,7 @@ _gst_init(const char *filename)
    GError              *error = NULL;
    GstFormat            format;
    GstStateChangeReturn ret;
+   int                  vidstr = 0;
 
    if (!filename || !*filename)
      return EINA_FALSE;
@@ -77,6 +78,15 @@ _gst_init(const char *filename)
         g_error_free (error);
         goto gst_shutdown;
      }
+   
+   g_object_get(G_OBJECT(pipeline),
+                "n-video", &vidstr,
+                NULL);
+   if (vidstr <= 0)
+     {
+        D("no video stream\n");
+        goto gst_shutdown;
+     }
 
    sink = gst_bin_get_by_name (GST_BIN (pipeline), "sink");