gstreamer/subprojects/gst-plugins-good/tests/check/elements/rtphdrextsdes.c

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/* GStreamer
*
* unit test for RTP RFC 6464 Header Extensions
*
* Copyright (C) <2020-2021> Guillaume Desmottes <guillaume.desmottes@collabora.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gst/check/gstcheck.h>
#include <gst/sdp/sdp.h>
#include <gst/rtp/rtp.h>
#define URN_MID "urn:ietf:params:rtp-hdrext:sdes:mid"
#define URN_STREAM_ID "urn:ietf:params:rtp-hdrext:sdes:rtp-stream-id"
#define URN_REPAIRED_STREAM_ID "urn:ietf:params:rtp-hdrext:sdes:repaired-rtp-stream-id"
#define ALL_VALID_PROPERTY_ALPHANUMERIC "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVYZ"
typedef struct
{
const gchar *property_name;
gchar *out_val;
} NotifyValCtx;
static void
on_notify_val (GObject * ext, G_GNUC_UNUSED GParamSpec * pspec,
NotifyValCtx * ctx)
{
g_object_get (ext, ctx->property_name, &ctx->out_val, NULL);
}
static void
read_write_extension (GstRTPHeaderExtension * read_ext,
GstRTPHeaderExtension * write_ext, GstRTPHeaderExtensionFlags flags,
const char *property_name, const char *val)
{
GstBuffer *buffer;
gsize size, written;
guint8 *data;
GstRTPHeaderExtensionFlags supported_flags = 0;
char *notify_signal_name;
NotifyValCtx ctx = {.property_name = property_name,.out_val = NULL };
buffer = gst_buffer_new ();
supported_flags = gst_rtp_header_extension_get_supported_flags (write_ext);
fail_unless (supported_flags & flags);
size = gst_rtp_header_extension_get_max_size (write_ext, buffer);
fail_unless (size > 0);
data = g_malloc0 (size);
fail_unless (data != NULL);
/* Write extension */
g_object_set (write_ext, property_name, val, NULL);
written =
gst_rtp_header_extension_write (write_ext, buffer,
flags, buffer, data, size);
fail_unless (written == strlen (val));
/* moving from no rid to a detected rid, fires the property notify signal */
notify_signal_name = g_strdup_printf ("notify::%s", property_name);
g_signal_connect (read_ext,
notify_signal_name, G_CALLBACK (on_notify_val), &ctx);
g_clear_pointer (&notify_signal_name, g_free);
fail_unless (gst_rtp_header_extension_read (read_ext,
flags, data, written, buffer));
fail_unless_equals_string (ctx.out_val, val);
g_clear_pointer (&ctx.out_val, g_free);
/* sequential val's don't notify */
fail_unless (gst_rtp_header_extension_read (read_ext,
flags, data, written, buffer));
fail_if (ctx.out_val);
/* attempting to write a NULL val, doesn't write anything */
g_object_set (write_ext, property_name, NULL, NULL);
written =
gst_rtp_header_extension_write (write_ext, buffer,
flags, buffer, data, size);
fail_unless (written == 0);
/* reading an empty extension data does nothing */
fail_unless (gst_rtp_header_extension_read (read_ext,
flags, data, written, buffer));
fail_if (ctx.out_val);
g_clear_pointer (&data, g_free);
gst_clear_buffer (&buffer);
g_signal_handlers_disconnect_by_func (read_ext, on_notify_val, &ctx);
}
static void
test_invalid_sdes_value (GstRTPHeaderExtension * ext, const char *property_name)
{
char *val;
g_object_set (ext, property_name, NULL, NULL);
/* only alpahnumeric is supported */
/* test all the invalid boundary conditions in ascii */
g_object_set (ext, property_name, "/", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
g_object_set (ext, property_name, ":", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
g_object_set (ext, property_name, "@", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
g_object_set (ext, property_name, "[", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
g_object_set (ext, property_name, "`", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
g_object_set (ext, property_name, "{", NULL);
g_object_get (ext, property_name, &val, NULL);
fail_unless_equals_pointer (val, NULL);
}
GST_START_TEST (rtprfc8843_one_byte)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"mid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"mid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8843_two_bytes)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"mid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"mid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8843_long_mid_uses_two_byte)
{
GstRTPHeaderExtension *write_ext;
GstRTPHeaderExtensionFlags flags;
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "mid", "0123456789abcdefg", NULL);
flags = gst_rtp_header_extension_get_supported_flags (write_ext);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_ONE_BYTE) == 0);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_TWO_BYTE) != 0);
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8843_invalid_property_set)
{
GstRTPHeaderExtension *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
test_invalid_sdes_value (write_ext, "mid");
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8843_mid_in_caps)
{
GstRTPHeaderExtension *write_ext;
GstCaps *caps;
GstStructure *s;
#define MID_VAL "0"
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "mid", MID_VAL, NULL);
caps = gst_caps_new_empty_simple ("application/x-rtp");
gst_rtp_header_extension_set_caps_from_attributes (write_ext, caps);
s = gst_caps_get_structure (caps, 0);
fail_unless_equals_string (gst_structure_get_string (s, "a-mid"), MID_VAL);
gst_clear_caps (&caps);
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8843_all_valid_values)
{
GstRTPHeaderExtension *write_ext;
char *mid = NULL;
write_ext = gst_rtp_header_extension_create_from_uri (URN_MID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "mid", ALL_VALID_PROPERTY_ALPHANUMERIC, NULL);
g_object_get (write_ext, "mid", &mid, NULL);
fail_unless_equals_string (mid, ALL_VALID_PROPERTY_ALPHANUMERIC);
gst_object_unref (write_ext);
g_clear_pointer (&mid, g_free);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_stream_id_one_byte)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"rid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"rid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_stream_id_two_bytes)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"rid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"rid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_stream_id_long_rid_uses_two_byte)
{
GstRTPHeaderExtension *write_ext;
GstRTPHeaderExtensionFlags flags;
write_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "rid", "0123456789abcdefg", NULL);
flags = gst_rtp_header_extension_get_supported_flags (write_ext);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_ONE_BYTE) == 0);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_TWO_BYTE) != 0);
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_stream_id_invalid_property_set)
{
GstRTPHeaderExtension *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
test_invalid_sdes_value (write_ext, "rid");
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_stream_id_all_valid_values)
{
GstRTPHeaderExtension *write_ext;
char *rid = NULL;
write_ext = gst_rtp_header_extension_create_from_uri (URN_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "rid", ALL_VALID_PROPERTY_ALPHANUMERIC, NULL);
g_object_get (write_ext, "rid", &rid, NULL);
fail_unless_equals_string (rid, ALL_VALID_PROPERTY_ALPHANUMERIC);
gst_object_unref (write_ext);
g_clear_pointer (&rid, g_free);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_repaired_stream_id_one_byte)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"rid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_ONE_BYTE,
"rid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_repaired_stream_id_two_bytes)
{
GstRTPHeaderExtension *read_ext, *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
read_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (read_ext != NULL);
gst_rtp_header_extension_set_id (read_ext, 1);
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"rid", "0");
read_write_extension (read_ext, write_ext, GST_RTP_HEADER_EXTENSION_TWO_BYTE,
"rid", "01");
gst_object_unref (write_ext);
gst_object_unref (read_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_repaired_stream_id_long_rid_uses_two_byte)
{
GstRTPHeaderExtension *write_ext;
GstRTPHeaderExtensionFlags flags;
write_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "rid", "0123456789abcdefg", NULL);
flags = gst_rtp_header_extension_get_supported_flags (write_ext);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_ONE_BYTE) == 0);
fail_unless ((flags & GST_RTP_HEADER_EXTENSION_TWO_BYTE) != 0);
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_repaired_stream_id_invalid_property_set)
{
GstRTPHeaderExtension *write_ext;
write_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
test_invalid_sdes_value (write_ext, "rid");
gst_object_unref (write_ext);
}
GST_END_TEST;
GST_START_TEST (rtprfc8852_repaired_stream_id_all_valid_values)
{
GstRTPHeaderExtension *write_ext;
char *rid = NULL;
write_ext = gst_rtp_header_extension_create_from_uri (URN_REPAIRED_STREAM_ID);
fail_unless (write_ext != NULL);
gst_rtp_header_extension_set_id (write_ext, 1);
g_object_set (write_ext, "rid", ALL_VALID_PROPERTY_ALPHANUMERIC, NULL);
g_object_get (write_ext, "rid", &rid, NULL);
fail_unless_equals_string (rid, ALL_VALID_PROPERTY_ALPHANUMERIC);
gst_object_unref (write_ext);
g_clear_pointer (&rid, g_free);
}
GST_END_TEST;
static Suite *
rtprfc6464_suite (void)
{
Suite *s = suite_create ("rtphdrextsdes");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, rtprfc8843_one_byte);
tcase_add_test (tc_chain, rtprfc8843_two_bytes);
tcase_add_test (tc_chain, rtprfc8843_long_mid_uses_two_byte);
tcase_add_test (tc_chain, rtprfc8843_invalid_property_set);
tcase_add_test (tc_chain, rtprfc8843_all_valid_values);
tcase_add_test (tc_chain, rtprfc8843_mid_in_caps);
tcase_add_test (tc_chain, rtprfc8852_stream_id_one_byte);
tcase_add_test (tc_chain, rtprfc8852_stream_id_two_bytes);
tcase_add_test (tc_chain, rtprfc8852_stream_id_long_rid_uses_two_byte);
tcase_add_test (tc_chain, rtprfc8852_stream_id_invalid_property_set);
tcase_add_test (tc_chain, rtprfc8852_stream_id_all_valid_values);
tcase_add_test (tc_chain, rtprfc8852_repaired_stream_id_one_byte);
tcase_add_test (tc_chain, rtprfc8852_repaired_stream_id_two_bytes);
tcase_add_test (tc_chain,
rtprfc8852_repaired_stream_id_long_rid_uses_two_byte);
tcase_add_test (tc_chain, rtprfc8852_repaired_stream_id_invalid_property_set);
tcase_add_test (tc_chain, rtprfc8852_repaired_stream_id_all_valid_values);
return s;
}
GST_CHECK_MAIN (rtprfc6464)