framelinksrc: put g_cond_wait in loop per GLib docs

2014-01-15 09:00:38 -05:00
parent 87b92a8f79
commit f2aa59e1b1
1 changed files with 5 additions and 1 deletions
--- a/sys/imperx/gstframelinksrc.c
+++ b/sys/imperx/gstframelinksrc.c
@@ -545,7 +545,11 @@ gst_framelinksrc_create (GstPushSrc * psrc, GstBuffer ** buf)

  /* wait for a buffer to be ready */
  g_mutex_lock (&src->mutex);
-  g_cond_wait (&src->cond, &src->mutex);
+  while (!src->buffer) {
+    /* TODO: add check for halted acquisition so we don't wait forever */
+    g_cond_wait (&src->cond, &src->mutex);
+  }
+
  if (src->buffer) {
    *buf = src->buffer;
    src->buffer = NULL;