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wrappercamerabinsrc: use the drain query instead of flush

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The flush might clear any pending captures that are still in
queues being processed while the drain query will wait for those
to be properly done
This commit is contained in:
Thiago Santos 2014-12-26 10:17:19 -03:00
parent 5496fd3e75
commit 6fa077f465
1 changed files with 4 additions and 6 deletions
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10
gst/camerabin2/gstwrappercamerabinsrc.c
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@ -833,18 +833,16 @@ start_image_capture (GstWrapperCameraBinSrc * self)
GST_DEBUG_OBJECT (self, "Starting image capture"); GST_DEBUG_OBJECT (self, "Starting image capture");
/* FIXME - V4L2 source will not close the device until all buffers have came /* V4L2 source will not close the device until all buffers have came
* back. Flushing the pipeline, will ensure it's properly closed, and that * back. Draining the pipeline, will ensure it's properly closed, and that
* setting it back to PLAYING will work. This is more a workaround then a * setting it back to PLAYING will work. */
* solution to buffer reclaiming. */
pad = gst_element_get_static_pad (self->src_vid_src, "src"); pad = gst_element_get_static_pad (self->src_vid_src, "src");
if (self->image_renegotiate) { if (self->image_renegotiate) {
peer = gst_pad_get_peer (pad); peer = gst_pad_get_peer (pad);
gst_object_unref (pad); gst_object_unref (pad);
gst_pad_send_event (peer, gst_event_new_flush_start ()); gst_pad_query (peer, gst_query_new_drain ());
gst_element_set_state (self->src_vid_src, GST_STATE_READY); gst_element_set_state (self->src_vid_src, GST_STATE_READY);
gst_pad_send_event (peer, gst_event_new_flush_stop (TRUE));
gst_object_unref (peer); gst_object_unref (peer);
/* clean capsfilter caps so they don't interfere here */ /* clean capsfilter caps so they don't interfere here */