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tests/check: add rtprtx::test_rtxreceive_data_reconstruction

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This unit test verifies that retransmitted rtp packets coming out
of rtprtxreceive are the same as the original ones.
This commit is contained in:
George Kiagiadakis 2013-11-06 12:34:13 +02:00 committed by Wim Taymans
parent 0a8b149e9e
commit 123bc46b60
1 changed files with 114 additions and 0 deletions
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114
tests/check/elements/rtprtx.c
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@ -1316,6 +1316,119 @@ GST_START_TEST (test_rtxsender_max_size_time)
GST_END_TEST;
static void
compare_rtp_packets (GstBuffer * a, GstBuffer * b)
{
GstRTPBuffer rtp_a = GST_RTP_BUFFER_INIT;
GstRTPBuffer rtp_b = GST_RTP_BUFFER_INIT;
gst_rtp_buffer_map (a, GST_MAP_READ, &rtp_a);
gst_rtp_buffer_map (b, GST_MAP_READ, &rtp_b);
fail_unless_equals_int (gst_rtp_buffer_get_header_len (&rtp_a),
gst_rtp_buffer_get_header_len (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_version (&rtp_a),
gst_rtp_buffer_get_version (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_ssrc (&rtp_a),
gst_rtp_buffer_get_ssrc (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_seq (&rtp_a),
gst_rtp_buffer_get_seq (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_csrc_count (&rtp_a),
gst_rtp_buffer_get_csrc_count (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_marker (&rtp_a),
gst_rtp_buffer_get_marker (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_payload_type (&rtp_a),
gst_rtp_buffer_get_payload_type (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_timestamp (&rtp_a),
gst_rtp_buffer_get_timestamp (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_extension (&rtp_a),
gst_rtp_buffer_get_extension (&rtp_b));
fail_unless_equals_int (gst_rtp_buffer_get_payload_len (&rtp_a),
gst_rtp_buffer_get_payload_len (&rtp_b));
fail_unless_equals_int (memcmp (gst_rtp_buffer_get_payload (&rtp_a),
gst_rtp_buffer_get_payload (&rtp_b),
gst_rtp_buffer_get_payload_len (&rtp_a)), 0);
gst_rtp_buffer_unmap (&rtp_a);
gst_rtp_buffer_unmap (&rtp_b);
}
GST_START_TEST (test_rtxreceive_data_reconstruction)
{
const guint ssrc = 1234567;
GList *in_buffers;
guint payload_type;
GstElement *rtxsend, *rtxrecv;
GstPad *srcpad, *sinkpad;
GstCaps *caps;
GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;
GstBuffer *buffer;
/* generate test data */
in_buffers = generate_test_buffers (1, ssrc, &payload_type);
/* clear the global buffers list, which we are going to use later */
gst_check_drop_buffers ();
/* setup element & pads */
rtxsend = gst_check_setup_element ("rtprtxsend");
rtxrecv = gst_check_setup_element ("rtprtxreceive");
g_object_set (rtxsend, "rtx-payload-type", 99, NULL);
g_object_set (rtxrecv, "rtx-payload-types", "99", NULL);
fail_unless_equals_int (gst_element_link (rtxsend, rtxrecv), TRUE);
srcpad = gst_check_setup_src_pad (rtxsend, &srctemplate);
fail_unless_equals_int (gst_pad_set_active (srcpad, TRUE), TRUE);
sinkpad = gst_check_setup_sink_pad (rtxrecv, &sinktemplate);
fail_unless_equals_int (gst_pad_set_active (sinkpad, TRUE), TRUE);
ASSERT_SET_STATE (rtxsend, GST_STATE_PLAYING, GST_STATE_CHANGE_SUCCESS);
ASSERT_SET_STATE (rtxrecv, GST_STATE_PLAYING, GST_STATE_CHANGE_SUCCESS);
caps = gst_caps_from_string ("application/x-rtp, "
"media = (string)video, payload = (int)96, "
"clock-rate = (int)90000, encoding-name = (string)RAW");
gst_check_setup_events (srcpad, rtxsend, caps, GST_FORMAT_TIME);
gst_caps_unref (caps);
/* push buffer and retransmission request */
buffer = gst_buffer_ref (GST_BUFFER (in_buffers->data));
fail_unless_equals_int (gst_pad_push (srcpad, gst_buffer_ref (buffer)),
GST_FLOW_OK);
fail_unless_equals_int (gst_pad_push_event (sinkpad,
create_rtx_event (1, ssrc, payload_type)), TRUE);
/* push with the next seqnum to trigger retransmission in rtxsend */
buffer = gst_buffer_make_writable (buffer);
gst_rtp_buffer_map (buffer, GST_MAP_WRITE, &rtp);
gst_rtp_buffer_set_seq (&rtp, 2);
gst_rtp_buffer_unmap (&rtp);
fail_unless_equals_int (gst_pad_push (srcpad, gst_buffer_ref (buffer)),
GST_FLOW_OK);
/* verify */
fail_unless_equals_int (g_list_length (buffers), 3);
compare_rtp_packets (GST_BUFFER (buffers->data),
GST_BUFFER (buffers->next->data));
/* cleanup */
gst_buffer_unref (buffer);
g_list_free_full (in_buffers, (GDestroyNotify) gst_buffer_unref);
gst_check_drop_buffers ();
gst_check_teardown_src_pad (rtxsend);
gst_check_teardown_sink_pad (rtxrecv);
gst_element_unlink (rtxsend, rtxrecv);
gst_check_teardown_element (rtxsend);
gst_check_teardown_element (rtxrecv);
}
GST_END_TEST;
static Suite *
rtprtx_suite (void)
{
@ -1331,6 +1444,7 @@ rtprtx_suite (void)
tcase_add_test (tc_chain, test_drop_multiple_sender);
tcase_add_test (tc_chain, test_rtxsender_max_size_packets);
tcase_add_test (tc_chain, test_rtxsender_max_size_time);
tcase_add_test (tc_chain, test_rtxreceive_data_reconstruction);
return s;
}