basesrc: make sure we wait and release the live lock

Make sure we release the live lock and wait in all cases when we need to wait
for the playing or flushing state change.

Fixes #635785

diff --git a/libs/gst/base/gstbasesrc.c b/libs/gst/base/gstbasesrc.c
index 92391882fc00c69cbcf94e8fb33a2484e4a03d63..c4502236b690b4d5ba2d88da1aa41ddf93f1d72a 100644 (file)
--- a/libs/gst/base/gstbasesrc.c
+++ b/libs/gst/base/gstbasesrc.c
@@ -491,14 +491,15 @@ gst_base_src_wait_playing (GstBaseSrc * src)
 {
   g_return_val_if_fail (GST_IS_BASE_SRC (src), GST_FLOW_ERROR);
 
-  while (G_UNLIKELY (!src->live_running)) {
+  do {
     /* block until the state changes, or we get a flush, or something */
     GST_DEBUG_OBJECT (src, "live source waiting for running state");
     GST_LIVE_WAIT (src);
     GST_DEBUG_OBJECT (src, "live source unlocked");
     if (src->priv->flushing)
       goto flushing;
-  }
+  } while (G_UNLIKELY (!src->live_running));
+
   return GST_FLOW_OK;
 
   /* ERRORS */