v4l2bufferpool: Set timestamp when queue buffer.

Should set timestamp when queue buffer.

https://bugzilla.gnome.org/show_bug.cgi?id=752618

diff --git a/sys/v4l2/gstv4l2bufferpool.c b/sys/v4l2/gstv4l2bufferpool.c
index bcf167d..ea468aa 100644 (file)
--- a/sys/v4l2/gstv4l2bufferpool.c
+++ b/sys/v4l2/gstv4l2bufferpool.c
@@ -149,6 +149,8 @@ gst_v4l2_buffer_pool_copy_buffer (GstV4l2BufferPool * pool, GstBuffer * dest,
     gst_buffer_resize (dest, 0, gst_buffer_get_size (src));
   }
 
+  gst_buffer_copy_into (dest, src, GST_BUFFER_COPY_TIMESTAMPS, 0, -1);
+
   GST_CAT_LOG_OBJECT (GST_CAT_PERFORMANCE, pool, "slow copy into buffer %p",
       dest);
 
@@ -1058,6 +1060,7 @@ gst_v4l2_buffer_pool_qbuf (GstV4l2BufferPool * pool, GstBuffer * buf)
 {
   GstV4l2MemoryGroup *group = NULL;
   const GstV4l2Object *obj = pool->obj;
+  GstClockTime timestamp;
   gint index;
 
   if (!gst_v4l2_is_buffer_valid (buf, &group)) {
@@ -1098,6 +1101,11 @@ gst_v4l2_buffer_pool_qbuf (GstV4l2BufferPool * pool, GstBuffer * buf)
     group->buffer.field = field;
   }
 
+  if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
+    timestamp = GST_BUFFER_TIMESTAMP (buf);
+    GST_TIME_TO_TIMEVAL (timestamp, group->buffer.timestamp);
+  }
+
   if (!gst_v4l2_allocator_qbuf (pool->vallocator, group))
     goto queue_failed;