--- /dev/null
+/*
+ * GStreamer AVTP Plugin
+ * Copyright (C) 2019 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later
+ * version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+#include "../../../ext/avtp/gstavtpcrfsync.c"
+#undef GST_CAT_DEFAULT
+
+#include <avtp.h>
+#include <avtp_crf.h>
+#include <avtp_aaf.h>
+#include <avtp_cvf.h>
+#include <gst/check/gstcheck.h>
+#include <gst/check/gstharness.h>
+#include "../../../ext/avtp/gstavtpcrfutil.h"
+
+#define STREAM_ID 0xDEADC0DEDEADC0DE
+
+struct buffer_tstamps
+{
+ GstClockTime buf_pts;
+ GstClockTime buf_dts;
+ GstClockTime avtp_ts;
+ GstClockTime h264_ts;
+};
+
+static GstHarness *
+setup_harness (void)
+{
+ GstHarness *h;
+
+ h = gst_harness_new_parse ("avtpcrfsync streamid=0xDEADC0DEDEADC0DE");
+ gst_harness_set_src_caps_str (h, "application/x-avtp");
+
+ return h;
+}
+
+static void
+fill_buffer_video_data (struct avtp_stream_pdu *pdu)
+{
+ const gint DATA_LEN = sizeof (guint32) + 3;
+
+ avtp_cvf_pdu_init (pdu, AVTP_CVF_FORMAT_SUBTYPE_H264);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_STREAM_ID, STREAM_ID);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TV, 1);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_M, 1);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TIMESTAMP, 0);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_PTV, 1);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_TIMESTAMP, 0);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_STREAM_DATA_LEN, DATA_LEN);
+}
+
+static void
+fill_buffer_audio_data (struct avtp_stream_pdu *pdu)
+{
+ const int DATA_LEN = 4;
+
+ avtp_aaf_pdu_init (pdu);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TV, 1);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_STREAM_ID, 0xDEADC0DEDEADC0DE);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_FORMAT, AVTP_AAF_FORMAT_INT_16BIT);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_NSR, AVTP_AAF_PCM_NSR_48KHZ);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_CHAN_PER_FRAME, 2);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_BIT_DEPTH, 16);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_SP, AVTP_AAF_PCM_SP_NORMAL);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TIMESTAMP, 0);
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_STREAM_DATA_LEN, DATA_LEN);
+}
+
+static GstBuffer *
+create_input_buffer (GstHarness * h, guint32 subtype)
+{
+ struct avtp_stream_pdu *pdu;
+ GstMapInfo info;
+ GstBuffer *buf;
+ const gint DATA_LEN = sizeof (guint32) + 3;
+
+ buf = gst_harness_create_buffer (h, sizeof (struct avtp_stream_pdu) +
+ DATA_LEN);
+
+ gst_buffer_map (buf, &info, GST_MAP_WRITE);
+ pdu = (struct avtp_stream_pdu *) info.data;
+
+ if (subtype == AVTP_SUBTYPE_AAF)
+ fill_buffer_audio_data (pdu);
+ else if (subtype == AVTP_SUBTYPE_CVF)
+ fill_buffer_video_data (pdu);
+
+ gst_buffer_unmap (buf, &info);
+
+ return buf;
+}
+
+static void
+set_buffer_tstamps (GstBuffer * buf, struct buffer_tstamps *orig)
+{
+ struct avtp_stream_pdu *pdu;
+ GstMapInfo info;
+ guint32 type;
+
+ gst_buffer_map (buf, &info, GST_MAP_WRITE);
+ pdu = (struct avtp_stream_pdu *) info.data;
+
+ GST_BUFFER_PTS (buf) = orig->buf_pts;
+ GST_BUFFER_DTS (buf) = orig->buf_dts;
+
+ avtp_pdu_get ((struct avtp_common_pdu *) pdu, AVTP_FIELD_SUBTYPE, &type);
+ if (type == AVTP_SUBTYPE_AAF)
+ avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TIMESTAMP, orig->avtp_ts);
+ else if (type == AVTP_SUBTYPE_CVF) {
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TIMESTAMP, orig->avtp_ts);
+ avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_TIMESTAMP, orig->h264_ts);
+ }
+ gst_buffer_unmap (buf, &info);
+}
+
+static void
+validate_tstamps (GstAvtpCrfBase * avtpcrfbase, GstBuffer * buf,
+ struct buffer_tstamps *expected)
+{
+ GstClockTime tstamp;
+ struct avtp_stream_pdu *pdu;
+ GstMapInfo info;
+ int res;
+
+ gst_buffer_map (buf, &info, GST_MAP_READ);
+ pdu = (struct avtp_stream_pdu *) info.data;
+
+ fail_unless_equals_uint64 (GST_BUFFER_PTS (buf), expected->buf_pts);
+ fail_unless_equals_uint64 (GST_BUFFER_DTS (buf), expected->buf_dts);
+
+ tstamp = get_avtp_tstamp (avtpcrfbase, pdu);
+ fail_unless_equals_uint64 (tstamp, expected->avtp_ts);
+
+ if (h264_tstamp_valid (pdu)) {
+ res = avtp_cvf_pdu_get (pdu, AVTP_CVF_FIELD_H264_TIMESTAMP, &tstamp);
+ fail_unless (res == 0);
+ fail_unless_equals_uint64 (tstamp, expected->h264_ts);
+ }
+
+ gst_buffer_unmap (buf, &info);
+}
+
+static void
+test_crf_tstamps (GstHarness * h, GstBuffer * buf, struct buffer_tstamps *orig,
+ struct buffer_tstamps *expected)
+{
+ GstAvtpCrfBase *avtpcrfbase;
+ GstBuffer *bufout;
+
+ avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfsync");
+ set_buffer_tstamps (buf, orig);
+
+ bufout = gst_harness_push_and_pull (h, buf);
+
+ validate_tstamps (avtpcrfbase, bufout, expected);
+}
+
+GST_START_TEST (test_properties)
+{
+ const guint64 streamid = 0xAABBCCDDEEFF0001;
+ const gchar *address = "01:AA:BB:CC:DD:EE";
+ const gchar *ifname = "enp1s0";
+ GstElement *element;
+ guint64 val64;
+ gchar *str;
+
+ element = gst_check_setup_element ("avtpcrfsync");
+
+ g_object_set (G_OBJECT (element), "ifname", ifname, NULL);
+ g_object_get (G_OBJECT (element), "ifname", &str, NULL);
+ fail_unless_equals_string (str, ifname);
+ g_free (str);
+
+ g_object_set (G_OBJECT (element), "address", address, NULL);
+ g_object_get (G_OBJECT (element), "address", &str, NULL);
+ fail_unless_equals_string (str, address);
+ g_free (str);
+
+ g_object_set (G_OBJECT (element), "streamid", streamid, NULL);
+ g_object_get (G_OBJECT (element), "streamid", &val64, NULL);
+ fail_unless_equals_uint64_hex (val64, streamid);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_set_avtp_tstamp)
+{
+ GstAvtpCrfSync *avtpcrfsync = g_object_new (GST_TYPE_AVTP_CRF_SYNC, NULL);
+ struct avtp_stream_pdu pdu;
+ GstClockTime tstamp;
+ int res;
+
+ avtp_aaf_pdu_init (&pdu);
+ avtp_aaf_pdu_set (&pdu, AVTP_AAF_FIELD_TV, 1);
+ set_avtp_tstamp (avtpcrfsync, &pdu, 12345);
+ res = avtp_aaf_pdu_get (&pdu, AVTP_AAF_FIELD_TIMESTAMP, &tstamp);
+ fail_unless (res == 0);
+ fail_unless_equals_uint64 (tstamp, 12345);
+
+ avtp_cvf_pdu_init (&pdu, AVTP_CVF_FORMAT_SUBTYPE_H264);
+ avtp_cvf_pdu_set (&pdu, AVTP_CVF_FIELD_TV, 1);
+ set_avtp_tstamp (avtpcrfsync, &pdu, 12345);
+ res = avtp_cvf_pdu_get (&pdu, AVTP_CVF_FIELD_TIMESTAMP, &tstamp);
+ fail_unless (res == 0);
+ fail_unless_equals_uint64 (tstamp, 12345);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_set_avtp_mr_bit)
+{
+ GstAvtpCrfSync *avtpcrfsync = g_object_new (GST_TYPE_AVTP_CRF_SYNC, NULL);
+ struct avtp_stream_pdu pdu;
+ guint64 mr_bit;
+ int res;
+
+ avtp_aaf_pdu_init (&pdu);
+ set_avtp_mr_bit (avtpcrfsync, &pdu, 1);
+ res = avtp_aaf_pdu_get (&pdu, AVTP_AAF_FIELD_MR, &mr_bit);
+ fail_unless (res == 0);
+ fail_unless_equals_uint64 (mr_bit, 1);
+
+ avtp_cvf_pdu_init (&pdu, AVTP_CVF_FORMAT_SUBTYPE_H264);
+ set_avtp_mr_bit (avtpcrfsync, &pdu, 1);
+ res = avtp_cvf_pdu_get (&pdu, AVTP_CVF_FIELD_MR, &mr_bit);
+ fail_unless (res == 0);
+ fail_unless_equals_uint64 (mr_bit, 1);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_crf_cvf_data)
+{
+ struct buffer_tstamps orig, expected;
+ GstAvtpCrfBase *avtpcrfbase;
+ GstBuffer *buf;
+ GstHarness *h;
+
+ h = setup_harness ();
+
+ buf = create_input_buffer (h, AVTP_SUBTYPE_CVF);
+ avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfsync");
+ avtpcrfbase->thread_data.average_period = 3300;
+ avtpcrfbase->thread_data.current_ts = 110000;
+
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 103000,.buf_dts = 100000,.avtp_ts = 110000,.h264_ts = 108000};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 104204,.buf_dts = 100000,.avtp_ts = 110000,.h264_ts = 109204};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 107000,.buf_dts = 105000,.avtp_ts = 113000,.h264_ts = 118500};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 108400,.buf_dts = 105300,.avtp_ts = 113300,.h264_ts = 119900};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ /* test for invalid DTS */
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 107000,.buf_dts = GST_CLOCK_TIME_NONE,.avtp_ts =
+ 113000,.h264_ts = 118500};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 108400,.buf_dts = GST_CLOCK_TIME_NONE,.avtp_ts =
+ 113300,.h264_ts = 119900};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ gst_harness_teardown (h);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_crf_aaf_data)
+{
+ struct buffer_tstamps orig, expected;
+ GstAvtpCrfBase *avtpcrfbase;
+ GstBuffer *buf;
+ GstHarness *h;
+
+ h = setup_harness ();
+
+ buf = create_input_buffer (h, AVTP_SUBTYPE_AAF);
+ avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfsync");
+ avtpcrfbase->thread_data.average_period = 3300;
+ avtpcrfbase->thread_data.current_ts = 110000;
+
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 108000,.buf_dts = 0,.avtp_ts = 110000,.h264_ts = 0};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 108000,.buf_dts = 0,.avtp_ts = 110000,.h264_ts = 0};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 110000,.buf_dts = 0,.avtp_ts = 113000,.h264_ts = 0};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 110300,.buf_dts = 0,.avtp_ts = 113300,.h264_ts = 0};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ gst_harness_teardown (h);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_crf_period_zero)
+{
+ struct buffer_tstamps orig, expected;
+ GstAvtpCrfBase *avtpcrfbase;
+ GstBuffer *buf;
+ GstHarness *h;
+
+ h = setup_harness ();
+
+ buf = create_input_buffer (h, AVTP_SUBTYPE_CVF);
+ avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfsync");
+ avtpcrfbase->thread_data.average_period = 0.0;
+ avtpcrfbase->thread_data.current_ts = 110;
+
+ orig = (struct buffer_tstamps) {
+ .buf_pts = 100,.buf_dts = 105,.avtp_ts = 112,.h264_ts = 110};
+ expected = (struct buffer_tstamps) {
+ .buf_pts = 100,.buf_dts = 105,.avtp_ts = 112,.h264_ts = 110};
+ test_crf_tstamps (h, buf, &orig, &expected);
+
+ gst_harness_teardown (h);
+}
+
+GST_END_TEST;
+
+static Suite *
+avtpcrfsync_suite (void)
+{
+ Suite *s = suite_create ("avtpcrfsync");
+ TCase *tc_chain = tcase_create ("general");
+
+ GST_DEBUG_CATEGORY_INIT (avtpcrfsync_debug, "avtpcrfsync", 0,
+ "CRF Synchronizer");
+
+ suite_add_tcase (s, tc_chain);
+ tcase_add_test (tc_chain, test_properties);
+ tcase_add_test (tc_chain, test_set_avtp_tstamp);
+ tcase_add_test (tc_chain, test_set_avtp_mr_bit);
+ tcase_add_test (tc_chain, test_crf_cvf_data);
+ tcase_add_test (tc_chain, test_crf_aaf_data);
+ tcase_add_test (tc_chain, test_crf_period_zero);
+
+ return s;
+}
+
+GST_CHECK_MAIN (avtpcrfsync);