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-rw-r--r--sys/v4l2/gstv4l2src.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/v4l2/gstv4l2src.c b/sys/v4l2/gstv4l2src.c
index 859fcee23..d9349ac4d 100644
--- a/sys/v4l2/gstv4l2src.c
+++ b/sys/v4l2/gstv4l2src.c
@@ -311,11 +311,20 @@ gst_v4l2src_fixate (GstBaseSrc * basesrc, GstCaps * caps)
static gboolean
gst_v4l2src_negotiate (GstBaseSrc * basesrc)
{
+ GstV4l2Src *v4l2src;
+ GstV4l2Object *obj;
GstCaps *thiscaps;
GstCaps *caps = NULL;
GstCaps *peercaps = NULL;
gboolean result = FALSE;
+ v4l2src = GST_V4L2SRC (basesrc);
+ obj = v4l2src->v4l2object;
+
+ /* We don't allow renegotiation, just return TRUE in that case */
+ if (GST_V4L2_IS_ACTIVE (obj))
+ return TRUE;
+
/* first see what is possible on our source pad */
thiscaps = gst_pad_query_caps (GST_BASE_SRC_PAD (basesrc), NULL);
GST_DEBUG_OBJECT (basesrc, "caps of src: %" GST_PTR_FORMAT, thiscaps);