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b3afd1a2fc
What may happen is that during the course of processing a buffer, all of the pads in a flow combiner may disappear. In this case, we would return NOT_LINKED. Instead return whatever the input flow return was.
263 lines
8.8 KiB
C
263 lines
8.8 KiB
C
/* GStreamer
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*
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* Copyright (C) 2014 Samsung Electronics. All rights reserved.
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* Author: Thiago Santos <ts.santos@sisa.samsung.com>
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*
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* flowcombiner.c: Unit test for GstFlowCombiner
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/check/gstcheck.h>
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#include <gst/base/gstflowcombiner.h>
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static GstFlowReturn sink_flowret = GST_FLOW_OK;
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#define CHECK_COMBINED_FLOWS(f1, f2, f3, expected) \
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G_STMT_START { \
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combiner = gst_flow_combiner_new (); \
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gst_flow_combiner_add_pad (combiner, pad1); \
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gst_flow_combiner_add_pad (combiner, pad2); \
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gst_flow_combiner_add_pad (combiner, pad3); \
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sink_flowret = f1; \
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gst_pad_push (pad1, gst_buffer_new ()); \
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gst_flow_combiner_update_flow (combiner, f1); \
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sink_flowret = f2; \
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gst_pad_push (pad2, gst_buffer_new ()); \
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gst_flow_combiner_update_flow (combiner, f2); \
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sink_flowret = f3; \
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gst_pad_push (pad3, gst_buffer_new ()); \
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ret = gst_flow_combiner_update_flow (combiner, f3); \
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gst_flow_combiner_free (combiner); \
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fail_unless_equals_int (ret, expected); \
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} G_STMT_END
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static GstFlowReturn
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_sink_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
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{
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gst_buffer_unref (buf);
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return sink_flowret;
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}
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GST_START_TEST (test_combined_flows)
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{
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GstFlowReturn ret;
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GstFlowCombiner *combiner;
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GstPad *pad1, *pad2, *pad3;
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GstPad *peer1, *peer2, *peer3;
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GstSegment segment;
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pad1 = gst_pad_new ("src1", GST_PAD_SRC);
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pad2 = gst_pad_new ("src2", GST_PAD_SRC);
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pad3 = gst_pad_new ("src3", GST_PAD_SRC);
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peer1 = gst_pad_new ("sink1", GST_PAD_SINK);
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peer2 = gst_pad_new ("sink2", GST_PAD_SINK);
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peer3 = gst_pad_new ("sink3", GST_PAD_SINK);
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gst_pad_set_chain_function (peer1, _sink_chain);
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gst_pad_set_chain_function (peer2, _sink_chain);
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gst_pad_set_chain_function (peer3, _sink_chain);
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gst_pad_link (pad1, peer1);
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gst_pad_link (pad2, peer2);
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gst_pad_link (pad3, peer3);
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gst_pad_set_active (peer1, TRUE);
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gst_pad_set_active (peer2, TRUE);
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gst_pad_set_active (peer3, TRUE);
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gst_pad_set_active (pad1, TRUE);
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gst_pad_set_active (pad2, TRUE);
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gst_pad_set_active (pad3, TRUE);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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gst_pad_push_event (pad1, gst_event_new_stream_start ("p1"));
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gst_pad_push_event (pad2, gst_event_new_stream_start ("p2"));
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gst_pad_push_event (pad3, gst_event_new_stream_start ("p3"));
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gst_pad_push_event (pad1, gst_event_new_segment (&segment));
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gst_pad_push_event (pad2, gst_event_new_segment (&segment));
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gst_pad_push_event (pad3, gst_event_new_segment (&segment));
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/* ok */
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_OK);
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/* not linked */
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_NOT_LINKED, GST_FLOW_OK,
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GST_FLOW_OK);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_EOS, GST_FLOW_OK, GST_FLOW_OK);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_NOT_LINKED, GST_FLOW_NOT_LINKED,
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GST_FLOW_OK);
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CHECK_COMBINED_FLOWS (GST_FLOW_NOT_LINKED, GST_FLOW_NOT_LINKED,
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GST_FLOW_NOT_LINKED, GST_FLOW_NOT_LINKED);
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/* errors */
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_ERROR, GST_FLOW_OK,
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GST_FLOW_ERROR);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_CUSTOM_ERROR, GST_FLOW_OK,
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GST_FLOW_CUSTOM_ERROR);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_NOT_NEGOTIATED, GST_FLOW_OK,
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GST_FLOW_NOT_NEGOTIATED);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_NOT_NEGOTIATED,
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GST_FLOW_NOT_NEGOTIATED);
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CHECK_COMBINED_FLOWS (GST_FLOW_NOT_LINKED, GST_FLOW_ERROR, GST_FLOW_OK,
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GST_FLOW_ERROR);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_ERROR,
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GST_FLOW_ERROR);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_CUSTOM_ERROR,
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GST_FLOW_CUSTOM_ERROR);
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/* flushing */
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_OK, GST_FLOW_FLUSHING,
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GST_FLOW_FLUSHING);
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_FLUSHING, GST_FLOW_OK,
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GST_FLOW_FLUSHING);
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CHECK_COMBINED_FLOWS (GST_FLOW_FLUSHING, GST_FLOW_FLUSHING, GST_FLOW_FLUSHING,
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GST_FLOW_FLUSHING);
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/* eos */
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CHECK_COMBINED_FLOWS (GST_FLOW_OK, GST_FLOW_NOT_LINKED, GST_FLOW_EOS,
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GST_FLOW_OK);
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CHECK_COMBINED_FLOWS (GST_FLOW_EOS, GST_FLOW_OK, GST_FLOW_EOS, GST_FLOW_OK);
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CHECK_COMBINED_FLOWS (GST_FLOW_EOS, GST_FLOW_EOS, GST_FLOW_EOS, GST_FLOW_EOS);
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/* eos + not-linked */
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CHECK_COMBINED_FLOWS (GST_FLOW_NOT_LINKED, GST_FLOW_EOS, GST_FLOW_EOS,
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GST_FLOW_EOS);
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CHECK_COMBINED_FLOWS (GST_FLOW_NOT_LINKED, GST_FLOW_NOT_LINKED, GST_FLOW_EOS,
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GST_FLOW_EOS);
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gst_object_unref (pad1);
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gst_object_unref (pad2);
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gst_object_unref (pad3);
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gst_object_unref (peer1);
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gst_object_unref (peer2);
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gst_object_unref (peer3);
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}
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GST_END_TEST;
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GST_START_TEST (test_clear)
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{
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GstFlowCombiner *combiner;
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GstPad *pad;
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GstPad *peer;
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GstSegment segment;
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GstFlowReturn ret;
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combiner = gst_flow_combiner_new ();
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/* add a pad and make it return _FLUSHING */
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pad = gst_pad_new ("src1", GST_PAD_SRC);
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peer = gst_pad_new ("sink1", GST_PAD_SINK);
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gst_pad_set_chain_function (peer, _sink_chain);
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gst_pad_link (pad, peer);
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gst_pad_set_active (peer, TRUE);
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gst_pad_set_active (pad, TRUE);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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gst_pad_push_event (pad, gst_event_new_stream_start ("test1"));
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gst_pad_push_event (pad, gst_event_new_segment (&segment));
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gst_flow_combiner_add_pad (combiner, pad);
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sink_flowret = GST_FLOW_FLUSHING;
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fail_unless_equals_int (gst_pad_push (pad, gst_buffer_new ()),
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GST_FLOW_FLUSHING);
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/* the combined flow is _FLUSHING */
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ret = gst_flow_combiner_update_flow (combiner, GST_FLOW_FLUSHING);
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fail_unless_equals_int (ret, GST_FLOW_FLUSHING);
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gst_object_unref (pad);
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gst_object_unref (peer);
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/* add one more pad and make it return _OK */
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pad = gst_pad_new ("src2", GST_PAD_SRC);
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peer = gst_pad_new ("sink2", GST_PAD_SINK);
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gst_pad_set_chain_function (peer, _sink_chain);
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gst_pad_link (pad, peer);
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gst_pad_set_active (peer, TRUE);
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gst_pad_set_active (pad, TRUE);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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gst_pad_push_event (pad, gst_event_new_stream_start ("test2"));
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gst_pad_push_event (pad, gst_event_new_segment (&segment));
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gst_flow_combiner_add_pad (combiner, pad);
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sink_flowret = GST_FLOW_OK;
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fail_unless_equals_int (gst_pad_push (pad, gst_buffer_new ()), GST_FLOW_OK);
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/* the combined flow is _FLUSHING because of the first pad */
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ret = gst_flow_combiner_update_flow (combiner, GST_FLOW_OK);
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fail_unless_equals_int (ret, GST_FLOW_FLUSHING);
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gst_object_unref (pad);
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gst_object_unref (peer);
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/* clear the combiner */
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gst_flow_combiner_clear (combiner);
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/* add a pad and make it return _OK */
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pad = gst_pad_new ("src3", GST_PAD_SRC);
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peer = gst_pad_new ("sink3", GST_PAD_SINK);
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gst_pad_set_chain_function (peer, _sink_chain);
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gst_pad_link (pad, peer);
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gst_pad_set_active (peer, TRUE);
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gst_pad_set_active (pad, TRUE);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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gst_pad_push_event (pad, gst_event_new_stream_start ("test3"));
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gst_pad_push_event (pad, gst_event_new_segment (&segment));
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gst_flow_combiner_add_pad (combiner, pad);
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sink_flowret = GST_FLOW_OK;
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fail_unless_equals_int (gst_pad_push (pad, gst_buffer_new ()), GST_FLOW_OK);
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/* the combined flow is _OK since the other pads have been removed */
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ret = gst_flow_combiner_update_flow (combiner, GST_FLOW_OK);
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fail_unless_equals_int (ret, GST_FLOW_OK);
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gst_object_unref (pad);
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gst_object_unref (peer);
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gst_flow_combiner_free (combiner);
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}
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GST_END_TEST;
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GST_START_TEST (test_no_pads_passthrough)
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{
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GstFlowCombiner *combiner = gst_flow_combiner_new ();
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fail_unless_equals_int (GST_FLOW_FLUSHING,
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gst_flow_combiner_update_flow (combiner, GST_FLOW_FLUSHING));
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fail_unless_equals_int (GST_FLOW_OK,
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gst_flow_combiner_update_flow (combiner, GST_FLOW_OK));
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gst_flow_combiner_free (combiner);
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}
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GST_END_TEST;
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static Suite *
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flow_combiner_suite (void)
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{
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Suite *s = suite_create ("GstFlowCombiner");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_combined_flows);
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tcase_add_test (tc_chain, test_clear);
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tcase_add_test (tc_chain, test_no_pads_passthrough);
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return s;
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}
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GST_CHECK_MAIN (flow_combiner);
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