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gstreamer/tests/check/libs/rtpbasedepayload.c

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/* GStreamer RTP base depayloader unit tests
* Copyright (C) 2014 Sebastian Rasmussen <sebras@hotmail.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/gst.h>
#include <gst/check/gstcheck.h>
#include <gst/rtp/gstrtpbuffer.h>
#include <gst/rtp/gstrtpbasedepayload.h>
#define DEFAULT_CLOCK_RATE (42)
/* GstRtpDummyDepay */
#define GST_TYPE_RTP_DUMMY_DEPAY \
(gst_rtp_dummy_depay_get_type())
#define GST_RTP_DUMMY_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_DUMMY_DEPAY,GstRtpDummyDepay))
#define GST_RTP_DUMMY_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_DUMMY_DEPAY,GstRtpDummyDepayClass))
#define GST_IS_RTP_DUMMY_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_DUMMY_DEPAY))
#define GST_IS_RTP_DUMMY_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_DUMMY_DEPAY))
typedef struct _GstRtpDummyDepay GstRtpDummyDepay;
typedef struct _GstRtpDummyDepayClass GstRtpDummyDepayClass;
struct _GstRtpDummyDepay
{
GstRTPBaseDepayload depayload;
guint64 rtptime;
};
struct _GstRtpDummyDepayClass
{
GstRTPBaseDepayloadClass parent_class;
};
GType gst_rtp_dummy_depay_get_type (void);
G_DEFINE_TYPE (GstRtpDummyDepay, gst_rtp_dummy_depay,
GST_TYPE_RTP_BASE_DEPAYLOAD);
static GstBuffer *gst_rtp_dummy_depay_process (GstRTPBaseDepayload * depayload,
GstBuffer * buf);
static gboolean gst_rtp_dummy_depay_set_caps (GstRTPBaseDepayload * filter,
GstCaps * caps);
static GstStaticPadTemplate gst_rtp_dummy_depay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate gst_rtp_dummy_depay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static void
gst_rtp_dummy_depay_class_init (GstRtpDummyDepayClass * klass)
{
GstElementClass *gstelement_class;
GstRTPBaseDepayloadClass *gstrtpbasedepayload_class;
gstelement_class = GST_ELEMENT_CLASS (klass);
gstrtpbasedepayload_class = GST_RTP_BASE_DEPAYLOAD_CLASS (klass);
gst_element_class_add_static_pad_template (gstelement_class,
&gst_rtp_dummy_depay_sink_template);
gst_element_class_add_static_pad_template (gstelement_class,
&gst_rtp_dummy_depay_src_template);
gstrtpbasedepayload_class->process = gst_rtp_dummy_depay_process;
gstrtpbasedepayload_class->set_caps = gst_rtp_dummy_depay_set_caps;
}
static void
gst_rtp_dummy_depay_init (GstRtpDummyDepay * depay)
{
depay->rtptime = 0;
}
static GstRtpDummyDepay *
rtp_dummy_depay_new (void)
{
return g_object_new (GST_TYPE_RTP_DUMMY_DEPAY, NULL);
}
static GstBuffer *
gst_rtp_dummy_depay_process (GstRTPBaseDepayload * depayload, GstBuffer * buf)
{
GstRTPBuffer rtp = { NULL };
GstBuffer *outbuf;
guint32 rtptime;
guint i;
GST_LOG ("depayloading buffer pts=%" GST_TIME_FORMAT " offset=%"
G_GUINT64_FORMAT " memories=%d", GST_TIME_ARGS (GST_BUFFER_PTS (buf)),
GST_BUFFER_OFFSET (buf), gst_buffer_n_memory (buf));
for (i = 0; i < gst_buffer_n_memory (buf); i++) {
GstMemory *mem = gst_buffer_get_memory (buf, 0);
gsize size, offset, maxsize;
size = gst_memory_get_sizes (mem, &offset, &maxsize);
GST_LOG ("\tsize=%zd offset=%zd maxsize=%zd", size, offset, maxsize);
gst_memory_unref (mem);
}
gst_rtp_buffer_map (buf, GST_MAP_READ, &rtp);
outbuf = gst_rtp_buffer_get_payload_buffer (&rtp);
rtptime = gst_rtp_buffer_get_timestamp (&rtp);
gst_rtp_buffer_unmap (&rtp);
GST_BUFFER_PTS (outbuf) = GST_BUFFER_PTS (buf);
GST_BUFFER_OFFSET (outbuf) = GST_BUFFER_OFFSET (buf);
GST_LOG ("depayloaded buffer pts=%" GST_TIME_FORMAT " offset=%"
G_GUINT64_FORMAT " rtptime=%" G_GUINT32_FORMAT " memories=%d",
GST_TIME_ARGS (GST_BUFFER_PTS (outbuf)),
GST_BUFFER_OFFSET (outbuf), rtptime, gst_buffer_n_memory (buf));
for (i = 0; i < gst_buffer_n_memory (buf); i++) {
GstMemory *mem = gst_buffer_get_memory (buf, 0);
gsize size, offset, maxsize;
size = gst_memory_get_sizes (mem, &offset, &maxsize);
GST_LOG ("\tsize=%zd offset=%zd maxsize=%zd", size, offset, maxsize);
gst_memory_unref (mem);
}
return outbuf;
}
static gboolean
gst_rtp_dummy_depay_set_caps (GstRTPBaseDepayload * filter, GstCaps * caps)
{
GstEvent *event;
event = gst_event_new_caps (caps);
gst_pad_push_event (filter->srcpad, event);
return TRUE;
}
/* Helper functions and global state */
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
typedef struct State State;
struct State
{
GstElement *element;
GstPad *sinkpad;
GstPad *srcpad;
};
static GList *events;
static gboolean
event_func (GstPad * pad, GstObject * noparent, GstEvent * event)
{
events = g_list_append (events, gst_event_ref (event));
return gst_pad_event_default (pad, noparent, event);
}
static void
drop_events (void)
{
while (events != NULL) {
gst_event_unref (GST_EVENT (events->data));
events = g_list_delete_link (events, events);
}
}
static void
validate_events_received (guint received)
{
fail_unless_equals_int (g_list_length (events), received);
}
static void
validate_event (guint index, const gchar * name, const gchar * field, ...)
{
GstEvent *event;
va_list var_args;
fail_if (index >= g_list_length (events));
event = GST_EVENT (g_list_nth_data (events, index));
fail_if (event == NULL);
GST_TRACE ("%" GST_PTR_FORMAT, event);
fail_unless_equals_string (GST_EVENT_TYPE_NAME (event), name);
va_start (var_args, field);
while (field) {
if (!g_strcmp0 (field, "timestamp")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
GstClockTime timestamp, duration;
gst_event_parse_gap (event, &timestamp, &duration);
fail_unless_equals_uint64 (timestamp, expected);
} else if (!g_strcmp0 (field, "duration")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
GstClockTime timestamp, duration;
gst_event_parse_gap (event, &timestamp, &duration);
fail_unless_equals_uint64 (duration, expected);
} else if (!g_strcmp0 (field, "time")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->time, expected);
} else if (!g_strcmp0 (field, "start")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->start, expected);
} else if (!g_strcmp0 (field, "stop")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->stop, expected);
} else if (!g_strcmp0 (field, "applied-rate")) {
gdouble expected = va_arg (var_args, gdouble);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->applied_rate, expected);
} else if (!g_strcmp0 (field, "rate")) {
gdouble expected = va_arg (var_args, gdouble);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->rate, expected);
} else if (!g_strcmp0 (field, "base")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
fail_unless_equals_uint64 (segment->base, expected);
} else if (!g_strcmp0 (field, "media-type")) {
const gchar *expected = va_arg (var_args, const gchar *);
GstCaps *caps;
const gchar *media_type;
gst_event_parse_caps (event, &caps);
media_type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
fail_unless_equals_string (media_type, expected);
} else if (!g_strcmp0 (field, "npt-start")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
GstCaps *caps;
GstClockTime start;
gst_event_parse_caps (event, &caps);
fail_unless (gst_structure_get_clock_time (gst_caps_get_structure (caps,
0), "npt-start", &start));
fail_unless_equals_uint64 (start, expected);
} else if (!g_strcmp0 (field, "npt-stop")) {
GstClockTime expected = va_arg (var_args, GstClockTime);
GstCaps *caps;
GstClockTime stop;
gst_event_parse_caps (event, &caps);
fail_unless (gst_structure_get_clock_time (gst_caps_get_structure (caps,
0), "npt-stop", &stop));
fail_unless_equals_uint64 (stop, expected);
} else if (!g_strcmp0 (field, "play-speed")) {
gdouble expected = va_arg (var_args, gdouble);
GstCaps *caps;
gdouble speed;
gst_event_parse_caps (event, &caps);
fail_unless (gst_structure_get_double (gst_caps_get_structure (caps, 0),
"play-speed", &speed));
fail_unless (speed == expected);
} else if (!g_strcmp0 (field, "play-scale")) {
gdouble expected = va_arg (var_args, gdouble);
GstCaps *caps;
gdouble scale;
gst_event_parse_caps (event, &caps);
fail_unless (gst_structure_get_double (gst_caps_get_structure (caps, 0),
"play-scale", &scale));
fail_unless (scale == expected);
} else if (!g_strcmp0 (field, "clock-base")) {
guint expected = va_arg (var_args, guint);
GstCaps *caps;
guint clock_base;
gst_event_parse_caps (event, &caps);
fail_unless (gst_structure_get_uint (gst_caps_get_structure (caps, 0),
"clock-base", &clock_base));
fail_unless (clock_base == expected);
} else {
fail ("test cannot validate unknown event field '%s'", field);
}
field = va_arg (var_args, const gchar *);
}
va_end (var_args);
}
#define push_rtp_buffer(state, field, ...) \
push_rtp_buffer_full ((state), GST_FLOW_OK, (field), __VA_ARGS__)
#define push_rtp_buffer_fails(state, error, field, ...) \
push_rtp_buffer_full ((state), (error), (field), __VA_ARGS__)
static void
push_rtp_buffer_full (State * state, GstFlowReturn expected,
const gchar * field, ...)
{
GstBuffer *buf = gst_rtp_buffer_new_allocate (0, 0, 0);
GstRTPBuffer rtp = { NULL };
gboolean mapped = FALSE;
gboolean extra_ref = FALSE;
va_list var_args;
va_start (var_args, field);
while (field) {
if (!g_strcmp0 (field, "pts")) {
GstClockTime pts = va_arg (var_args, GstClockTime);
GST_BUFFER_PTS (buf) = pts;
} else if (!g_strcmp0 (field, "offset")) {
guint64 offset = va_arg (var_args, guint64);
GST_BUFFER_OFFSET (buf) = offset;
} else if (!g_strcmp0 (field, "discont")) {
gboolean discont = va_arg (var_args, gboolean);
if (discont) {
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
} else {
GST_BUFFER_FLAG_UNSET (buf, GST_BUFFER_FLAG_DISCONT);
}
} else {
if (!mapped) {
gst_rtp_buffer_map (buf, GST_MAP_WRITE, &rtp);
mapped = TRUE;
}
if (!g_strcmp0 (field, "rtptime")) {
guint32 rtptime = va_arg (var_args, guint64);
gst_rtp_buffer_set_timestamp (&rtp, rtptime);
} else if (!g_strcmp0 (field, "payload-type")) {
guint payload_type = va_arg (var_args, guint);
gst_rtp_buffer_set_payload_type (&rtp, payload_type);
} else if (!g_strcmp0 (field, "seq")) {
guint seq = va_arg (var_args, guint);
gst_rtp_buffer_set_seq (&rtp, seq);
} else if (!g_strcmp0 (field, "ssrc")) {
guint32 ssrc = va_arg (var_args, guint);
gst_rtp_buffer_set_ssrc (&rtp, ssrc);
} else if (!g_strcmp0 (field, "extra-ref")) {
extra_ref = va_arg (var_args, gboolean);
} else {
fail ("test cannot set unknown buffer field '%s'", field);
}
}
field = va_arg (var_args, const gchar *);
}
va_end (var_args);
if (mapped) {
gst_rtp_buffer_unmap (&rtp);
}
if (extra_ref)
gst_buffer_ref (buf);
fail_unless_equals_int (gst_pad_push (state->srcpad, buf), expected);
if (extra_ref)
gst_buffer_unref (buf);
}
#define push_buffer(state, field, ...) \
push_buffer_full ((state), GST_FLOW_OK, (field), __VA_ARGS__)
static void
push_buffer_full (State * state, GstFlowReturn expected,
const gchar * field, ...)
{
GstBuffer *buf = gst_buffer_new_allocate (0, 0, 0);
va_list var_args;
va_start (var_args, field);
while (field) {
if (!g_strcmp0 (field, "pts")) {
GstClockTime pts = va_arg (var_args, GstClockTime);
GST_BUFFER_PTS (buf) = pts;
} else if (!g_strcmp0 (field, "offset")) {
guint64 offset = va_arg (var_args, guint64);
GST_BUFFER_OFFSET (buf) = offset;
} else if (!g_strcmp0 (field, "discont")) {
gboolean discont = va_arg (var_args, gboolean);
if (discont) {
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
} else {
GST_BUFFER_FLAG_UNSET (buf, GST_BUFFER_FLAG_DISCONT);
}
} else {
fail ("test cannot set unknown buffer field '%s'", field);
}
field = va_arg (var_args, const gchar *);
}
va_end (var_args);
fail_unless_equals_int (gst_pad_push (state->srcpad, buf), expected);
}
static void
validate_buffers_received (guint received)
{
fail_unless_equals_int (g_list_length (buffers), received);
}
static void
validate_buffer (guint index, const gchar * field, ...)
{
GstBuffer *buf;
va_list var_args;
fail_if (index >= g_list_length (buffers));
buf = GST_BUFFER (g_list_nth_data (buffers, (index)));
fail_if (buf == NULL);
GST_TRACE ("%" GST_PTR_FORMAT, buf);
va_start (var_args, field);
while (field) {
if (!g_strcmp0 (field, "pts")) {
GstClockTime pts = va_arg (var_args, GstClockTime);
fail_unless_equals_uint64 (GST_BUFFER_PTS (buf), pts);
} else if (!g_strcmp0 (field, "offset")) {
guint64 offset = va_arg (var_args, guint64);
fail_unless_equals_uint64 (GST_BUFFER_OFFSET (buf), offset);
} else if (!g_strcmp0 (field, "discont")) {
gboolean discont = va_arg (var_args, gboolean);
if (discont) {
fail_unless (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_FLAG_DISCONT));
} else {
fail_if (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_FLAG_DISCONT));
}
} else {
fail ("test cannot validate unknown buffer field '%s'", field);
}
field = va_arg (var_args, const gchar *);
}
va_end (var_args);
}
static State *
create_depayloader (const gchar * caps_str, const gchar * property, ...)
{
va_list var_args;
GstCaps *caps;
State *state;
state = g_new0 (State, 1);
state->element = GST_ELEMENT (rtp_dummy_depay_new ());
fail_unless (GST_IS_RTP_DUMMY_DEPAY (state->element));
va_start (var_args, property);
g_object_set_valist (G_OBJECT (state->element), property, var_args);
va_end (var_args);
state->srcpad = gst_check_setup_src_pad (state->element, &srctemplate);
state->sinkpad = gst_check_setup_sink_pad (state->element, &sinktemplate);
fail_unless (gst_pad_set_active (state->srcpad, TRUE));
fail_unless (gst_pad_set_active (state->sinkpad, TRUE));
if (caps_str) {
caps = gst_caps_from_string (caps_str);
} else {
caps = NULL;
}
gst_check_setup_events (state->srcpad, state->element, caps, GST_FORMAT_TIME);
if (caps) {
gst_caps_unref (caps);
}
gst_pad_set_chain_function (state->sinkpad, gst_check_chain_func);
gst_pad_set_event_function (state->sinkpad, event_func);
return state;
}
static void
set_state (State * state, GstState new_state)
{
fail_unless_equals_int (gst_element_set_state (state->element, new_state),
GST_STATE_CHANGE_SUCCESS);
}
static void
packet_lost (State * state, GstClockTime timestamp, GstClockTime duration)
{
GstEvent *event;
guint seqnum = 0x4243;
gboolean late = TRUE;
guint retries = 42;
event = gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM,
gst_structure_new ("GstRTPPacketLost",
"seqnum", G_TYPE_UINT, seqnum,
"timestamp", G_TYPE_UINT64, timestamp,
"duration", G_TYPE_UINT64, duration,
"late", G_TYPE_BOOLEAN, late, "retry", G_TYPE_UINT, retries, NULL));
fail_unless (gst_pad_push_event (state->srcpad, event));
}
static void
reconfigure_caps (State * state, const gchar * caps_str)
{
GstCaps *newcaps;
GstEvent *event;
newcaps = gst_caps_from_string (caps_str);
event = gst_event_new_caps (newcaps);
gst_caps_unref (newcaps);
fail_unless (gst_pad_push_event (state->srcpad, event));
}
static void
flush_pipeline (State * state)
{
GstEvent *event;
GstSegment segment;
event = gst_event_new_flush_start ();
fail_unless (gst_pad_push_event (state->srcpad, event));
event = gst_event_new_flush_stop (TRUE);
fail_unless (gst_pad_push_event (state->srcpad, event));
gst_segment_init (&segment, GST_FORMAT_TIME);
event = gst_event_new_segment (&segment);
fail_unless (gst_pad_push_event (state->srcpad, event));
}
static void
destroy_depayloader (State * state)
{
gst_check_teardown_sink_pad (state->element);
gst_check_teardown_src_pad (state->element);
gst_check_drop_buffers ();
drop_events ();
g_object_unref (state->element);
g_free (state);
}
/* Tests */
/* send two RTP packets having sequential sequence numbers and timestamps
* differing by DEFAULT_CLOCK_RATE. the depayloader first pushes the normal
* stream-start, caps and segment events downstream before processing each RTP
* packet and pushing a corresponding buffer. PTS will be carried over from the
* RTP packets by the payloader to the buffers. because the sequence numbers are
* sequential then GST_BUFFER_FLAG_DISCONT will not be set for either buffer.
*/
GST_START_TEST (rtp_base_depayload_buffer_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (3);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* the intent with this test is to provide the depayloader with a buffer that
* does not contain an RTP header. this makes it impossible for the depayloader
* to depayload the incoming RTP packet, yet the stream-start and caps events
* will still be pushed.
*/
GST_START_TEST (rtp_base_depayload_invalid_rtp_packet_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_buffer (state,
"pts", 0 * GST_SECOND, "offset", GST_BUFFER_OFFSET_NONE, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (0);
validate_events_received (2);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* validate what happens when a depayloader is provided with two RTP packets
* sent after each other that do not have sequential sequence numbers. in this
* case the depayloader should be able to depayload both first and the second
* buffer, but the second buffer will have GST_BUFFER_FLAG_DISCONT set to
* indicate that the was a discontinuity in the stream. the initial events are
* pushed prior to the buffers arriving so they should be unaffected by the gap
* in sequence numbers.
*/
GST_START_TEST (rtp_base_depayload_with_gap_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321), "seq", 0x4242, NULL);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 2, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", TRUE, NULL);
validate_events_received (3);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* two RTP packets are pushed in this test, and while the sequence numbers are
* sequential they are reversed. the expectation is that the depayloader will be
* able to depayload the first RTP packet, but once the second RTP packet
* arrives it will be discarded because it arrived too late. the initial events
* should be unaffected by the reversed buffers.
*/
GST_START_TEST (rtp_base_depayload_reversed_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321), "seq", 0x4242, NULL);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 - 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (1);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (3);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* the intent of this test is to push two RTP packets that have reverse sequence
* numbers that differ significantly. the depayloader will consider RTP packets
* where the sequence numbers differ by more than 1000 to indicate that the
* source of the RTP packets has been restarted. therefore it will let both
* depayloaded buffers through, but the latter buffer marked
* GST_BUFFER_FLAG_DISCONT to indicate the discontinuity in the stream. the
* initial events should be unaffected by the reversed buffers.
*/
GST_START_TEST (rtp_base_depayload_old_reversed_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321), "seq", 0x4242, NULL);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x43214321) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 - 1000, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", TRUE, NULL);
validate_events_received (3);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* a depayloader that has not received any caps event will not be able to
* process any incoming RTP packet. instead pushing an RTP packet should result
* in the expected error.
*/
GST_START_TEST (rtp_base_depayload_without_negotiation_test)
{
State *state;
state = create_depayloader (NULL, NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer_fails (state, GST_FLOW_NOT_NEGOTIATED,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (0);
validate_events_received (1);
validate_event (0, "stream-start", NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* a depayloader that receives the downstream event GstRTPPacketLost should
* respond by emitting a gap event with the corresponding timestamp and
* duration. the initial events are unaffected, but are succeeded by the added
* gap event.
*/
GST_START_TEST (rtp_base_depayload_packet_lost_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
packet_lost (state, 1 * GST_SECOND, GST_SECOND);
push_rtp_buffer (state,
"pts", 2 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 2 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 2, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 2 * GST_SECOND, "discont", TRUE, NULL);
validate_events_received (4);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
validate_event (3, "gap",
"timestamp", 1 * GST_SECOND, "duration", GST_SECOND, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* rtp base depayloader should set DISCONT flag on buffer in case of a large
* sequence number gap, and it's not set already by upstream. This tests a
* certain code path where the buffer needs to be made writable to set the
* DISCONT flag.
*/
GST_START_TEST (rtp_base_depayload_seq_discont_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 1, NULL);
push_rtp_buffer (state,
"extra-ref", TRUE,
"pts", 2 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + DEFAULT_CLOCK_RATE / 2,
"seq", 33333, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 2 * GST_SECOND, "discont", TRUE, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* a depayloader that receives identical caps events simply ignores the latter
* events without propagating them downstream.
*/
GST_START_TEST (rtp_base_depayload_repeated_caps_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
reconfigure_caps (state, "application/x-rtp");
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (3);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* when a depayloader receives new caps events with npt-start and npt-stop times
* it should save these timestamps as they should affect the next segment event
* being pushed by the depayloader. a new segment event is not pushed by the
* depayloader until a flush_stop event and a succeeding segment event are
* received. of course the intial event are unaffected, as is the incoming caps
* event.
*/
GST_START_TEST (rtp_base_depayload_npt_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
reconfigure_caps (state,
"application/x-rtp, npt-start=(guint64)1234, npt-stop=(guint64)4321");
flush_pipeline (state);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (7);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
validate_event (3, "caps",
"media-type", "application/x-rtp",
"npt-start", G_GUINT64_CONSTANT (1234),
"npt-stop", G_GUINT64_CONSTANT (4321), NULL);
validate_event (4, "flush-start", NULL);
validate_event (5, "flush-stop", NULL);
validate_event (6, "segment",
"time", G_GUINT64_CONSTANT (1234),
"start", G_GUINT64_CONSTANT (0),
"stop", G_GUINT64_CONSTANT (4321 - 1234), NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* when a depayloader receives a new caps event with play-scale it should save
* this rate as it should affect the next segment event being pushed by the
* depayloader. a new segment event is not pushed by the depayloader until a
* flush_stop event and a succeeding segment event are received. of course the
* intial event are unaffected, as is the incoming caps event.
*/
GST_START_TEST (rtp_base_depayload_play_scale_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
reconfigure_caps (state, "application/x-rtp, play-scale=(double)2.0");
flush_pipeline (state);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (7);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
validate_event (3, "caps",
"media-type", "application/x-rtp", "play-scale", 2.0, NULL);
validate_event (4, "flush-start", NULL);
validate_event (5, "flush-stop", NULL);
validate_event (6, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0),
"stop", G_MAXUINT64, "rate", 1.0, "applied-rate", 2.0, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* when a depayloader receives a new caps event with play-speed it should save
* this rate as it should affect the next segment event being pushed by the
* depayloader. a new segment event is not pushed by the depayloader until a
* flush_stop event and a succeeding segment event are received. of course the
* intial event are unaffected, as is the incoming caps event.
*/
GST_START_TEST (rtp_base_depayload_play_speed_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234), "seq", 0x4242, NULL);
reconfigure_caps (state, "application/x-rtp, play-speed=(double)2.0");
flush_pipeline (state);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (0x1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (7);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
validate_event (3, "caps",
"media-type", "application/x-rtp", "play-speed", 2.0, NULL);
validate_event (4, "flush-start", NULL);
validate_event (5, "flush-stop", NULL);
validate_event (6, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0),
"stop", G_MAXUINT64, "rate", 2.0, "applied-rate", 1.0, NULL);
destroy_depayloader (state);
}
GST_END_TEST
/* when a depayloader receives new caps events with npt-start, npt-stop and
* clock-base it should save these timestamps as they should affect the next
* segment event being pushed by the depayloader. the produce segment should
* make the positon of the stream reflect the postion form clock-base instead
* of reflecting the running time (for RTSP).
*/
GST_START_TEST (rtp_base_depayload_clock_base_test)
{
State *state;
state = create_depayloader ("application/x-rtp", NULL);
set_state (state, GST_STATE_PLAYING);
push_rtp_buffer (state,
"pts", 0 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (1234), "seq", 0x4242, NULL);
reconfigure_caps (state,
"application/x-rtp, npt-start=(guint64)1234, npt-stop=(guint64)4321, clock-base=(guint)1234");
flush_pipeline (state);
push_rtp_buffer (state,
"pts", 1 * GST_SECOND,
"rtptime", G_GUINT64_CONSTANT (1234) + 1 * DEFAULT_CLOCK_RATE,
"seq", 0x4242 + 1, NULL);
set_state (state, GST_STATE_NULL);
validate_buffers_received (2);
validate_buffer (0, "pts", 0 * GST_SECOND, "discont", FALSE, NULL);
validate_buffer (1, "pts", 1 * GST_SECOND, "discont", FALSE, NULL);
validate_events_received (7);
validate_event (0, "stream-start", NULL);
validate_event (1, "caps", "media-type", "application/x-rtp", NULL);
validate_event (2, "segment",
"time", G_GUINT64_CONSTANT (0),
"start", G_GUINT64_CONSTANT (0), "stop", G_MAXUINT64, NULL);
validate_event (3, "caps",
"media-type", "application/x-rtp",
"npt-start", G_GUINT64_CONSTANT (1234),
"npt-stop", G_GUINT64_CONSTANT (4321), "clock-base", 1234, NULL);
validate_event (4, "flush-start", NULL);
validate_event (5, "flush-stop", NULL);
validate_event (6, "segment",
"time", G_GUINT64_CONSTANT (1234),
"start", GST_SECOND,
"stop", GST_SECOND + G_GUINT64_CONSTANT (4321 - 1234),
"base", GST_SECOND, NULL);
destroy_depayloader (state);
}
GST_END_TEST static Suite *
rtp_basepayloading_suite (void)
{
Suite *s = suite_create ("rtp_base_depayloading_test");
TCase *tc_chain = tcase_create ("depayloading tests");
tcase_set_timeout (tc_chain, 60);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, rtp_base_depayload_buffer_test);
tcase_add_test (tc_chain, rtp_base_depayload_invalid_rtp_packet_test);
tcase_add_test (tc_chain, rtp_base_depayload_with_gap_test);
tcase_add_test (tc_chain, rtp_base_depayload_reversed_test);
tcase_add_test (tc_chain, rtp_base_depayload_old_reversed_test);
tcase_add_test (tc_chain, rtp_base_depayload_without_negotiation_test);
tcase_add_test (tc_chain, rtp_base_depayload_packet_lost_test);
tcase_add_test (tc_chain, rtp_base_depayload_seq_discont_test);
tcase_add_test (tc_chain, rtp_base_depayload_repeated_caps_test);
tcase_add_test (tc_chain, rtp_base_depayload_npt_test);
tcase_add_test (tc_chain, rtp_base_depayload_play_scale_test);
tcase_add_test (tc_chain, rtp_base_depayload_play_speed_test);
tcase_add_test (tc_chain, rtp_base_depayload_clock_base_test);
return s;
}
GST_CHECK_MAIN (rtp_basepayloading)
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