gstreamer/libs/gst/dataprotocol/dataprotocol-test.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
*
* dataprotocol-test.c: Test functions for GStreamer Data Protocol
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <gst/gst.h>
#include <gst/dataprotocol/dataprotocol.h>
#include "dp-private.h"
#include <string.h> /* memcmp */
/* test our method of reading and writing headers using TO/FROM_BE */
static int
conversion_test ()
{
guint8 array[9];
guint8 write_array[9];
guint16 read_two, expect_two;
guint32 read_four, expect_four;
guint64 read_eight, expect_eight;
int i;
for (i = 0; i < 9; ++i) {
array[i] = i * 0x10;
}
/* read 8 16 bits */
for (i = 0; i < 8; ++i) {
read_two = GUINT16_FROM_BE (*((guint16 *) (array + i)));
expect_two = array[i] * (1 << 8) + array[i + 1];
if (read_two != expect_two) {
g_print ("GUINT16_FROM_BE %d: read %d != %d\n", i, read_two, expect_two);
return -1;
}
}
/* write 8 16 bit */
for (i = 0; i < 8; ++i) {
*((guint16 *) & write_array[i]) = GUINT16_TO_BE (read_two);
if (memcmp (array + 7, write_array + i, 2) != 0) {
gst_dp_dump_byte_array (write_array + i, 2);
gst_dp_dump_byte_array (array + 7, 2);
return -1;
}
}
/* read 5 32 bits */
for (i = 0; i < 5; ++i) {
read_four = GUINT32_FROM_BE (*((guint32 *) (array + i)));
expect_four = array[i] * (1 << 24) + array[i + 1] * (1 << 16)
+ array[i + 2] * (1 << 8) + array[i + 3];
if (read_four != expect_four) {
g_print ("GUINT32_FROM_BE %d: read %d != %d\n", i, read_four,
expect_four);
return -1;
}
}
/* read 2 64 bits */
for (i = 0; i < 2; ++i) {
read_eight = GUINT64_FROM_BE (*((guint64 *) (array + i)));
expect_eight = array[i] * (1LL << 56) + array[i + 1] * (1LL << 48)
+ array[i + 2] * (1LL << 40) + array[i + 3] * (1LL << 32)
+ array[i + 4] * (1 << 24) + array[i + 5] * (1 << 16)
+ array[i + 6] * (1 << 8) + array[i + 7];
;
if (read_eight != expect_eight) {
g_print ("GUINT64_FROM_BE %d: read %" G_GUINT64_FORMAT
" != %" G_GUINT64_FORMAT "\n", i, read_eight, expect_eight);
return -1;
}
}
/* write 1 64 bit */
*((guint64 *) & write_array[0]) = GUINT64_TO_BE (read_eight);
if (memcmp (array + 1, write_array, 8) != 0) {
gst_dp_dump_byte_array (write_array, 8);
gst_dp_dump_byte_array (array + 1, 8);
return -1;
}
return 0;
}
/* test creation of header from buffer and back again */
static int
buffer_test ()
{
GstBuffer *buffer;
GstBuffer *newbuffer;
guint header_length;
guint8 *header;
/* create buffer */
g_print ("Creating a new 8-byte buffer with ts 0.5 sec, dur 1 sec\n");
buffer = gst_buffer_new_and_alloc (8);
GST_BUFFER_TIMESTAMP (buffer) = (GstClockTime) (GST_SECOND * 0.5);
GST_BUFFER_DURATION (buffer) = (GstClockTime) GST_SECOND;
GST_BUFFER_OFFSET (buffer) = (guint64) 10;
GST_BUFFER_OFFSET_END (buffer) = (guint64) 19;
memmove (GST_BUFFER_DATA (buffer), "a buffer", 8);
/* create a buffer with CRC checking */
if (!gst_dp_header_from_buffer (buffer, GST_DP_HEADER_FLAG_CRC,
&header_length, &header)) {
g_print ("Could not create header from buffer.");
exit (1);
}
/* validate the header */
g_return_val_if_fail (gst_dp_validate_header (header_length, header), -1);
/* create a new, empty buffer with the right size */
newbuffer = gst_dp_buffer_from_header (header_length, header);
/* read/copy the data */
memmove (GST_BUFFER_DATA (newbuffer), GST_BUFFER_DATA (buffer),
GST_BUFFER_SIZE (buffer));
/* validate the buffer */
g_return_val_if_fail (gst_dp_validate_payload (header_length, header,
GST_BUFFER_DATA (newbuffer)), -1);
g_return_val_if_fail (newbuffer, -1);
g_return_val_if_fail (GST_IS_BUFFER (newbuffer), -1);
g_print ("new buffer timestamp: %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (newbuffer)));
g_print ("new buffer duration: %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (GST_BUFFER_DURATION (newbuffer)));
g_print ("new buffer offset: %" G_GUINT64_FORMAT "\n",
GST_BUFFER_OFFSET (newbuffer));
g_print ("new buffer offset_end: %" G_GUINT64_FORMAT "\n",
GST_BUFFER_OFFSET_END (newbuffer));
if (GST_BUFFER_TIMESTAMP (newbuffer) != GST_BUFFER_TIMESTAMP (buffer)) {
g_error ("Timestamps don't match !");
}
if (GST_BUFFER_DURATION (newbuffer) != GST_BUFFER_DURATION (buffer)) {
g_error ("Durations don't match !");
}
if (GST_BUFFER_OFFSET (newbuffer) != GST_BUFFER_OFFSET (buffer)) {
g_error ("Offsets don't match !");
}
if (GST_BUFFER_OFFSET_END (newbuffer) != GST_BUFFER_OFFSET_END (buffer)) {
g_error ("Offset ends don't match !");
}
g_free (header);
return 0;
}
static int
caps_test ()
{
gchar *string, *newstring;
GstCaps *caps, *newcaps;
guint header_length;
guint8 *header, *payload;
caps = gst_caps_from_string ("audio/x-raw-float, "
"rate = (int) [ 11025, 48000 ], "
"channels = (int) [ 1, 2 ], " "endianness = (int) BYTE_ORDER, "
"width = (int) 32, " "buffer-frames = (int) 0");
string = gst_caps_to_string (caps);
g_print ("Created caps: %s\n", string);
//g_assert (GST_IS_CAPS (caps));
if (!gst_dp_packet_from_caps (caps, 0, &header_length, &header, &payload)) {
g_print ("Could not create packet from caps.");
exit (1);
}
/* validate the packet */
g_return_val_if_fail (gst_dp_validate_packet (header_length, header, payload),
FALSE);
newcaps = gst_dp_caps_from_packet (header_length, header, payload);
g_return_val_if_fail (newcaps, -1);
//g_return_val_if_fail (GST_IS_CAPS (newcaps), -1);
newstring = gst_caps_to_string (newcaps);
g_print ("Received caps: %s\n", newstring);
if (strcmp (string, newstring) != 0)
return -1;
g_free (string);
g_free (newstring);
return 0;
}
static int
event_test ()
{
GstEvent *send;
GstEvent *receive;
guint header_length;
guint8 *header, *payload;
g_print ("Testing EOS event at 1s\n");
send = gst_event_new (GST_EVENT_EOS);
GST_EVENT_TIMESTAMP (send) = GST_SECOND;
if (!gst_dp_packet_from_event (send, GST_DP_HEADER_FLAG_CRC, &header_length,
&header, &payload)) {
g_warning ("Could not create packet from eos event");
return 1;
}
receive = gst_dp_event_from_packet (header_length, header, payload);
g_print ("EOS, timestamp %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (GST_EVENT_TIMESTAMP (receive)));
g_assert (GST_EVENT_TYPE (receive) == GST_EVENT_EOS);
g_assert (GST_EVENT_TIMESTAMP (receive) == GST_SECOND);
gst_event_unref (send);
gst_event_unref (receive);
g_print ("Testing FLUSH event at 2s\n");
send = gst_event_new (GST_EVENT_FLUSH);
GST_EVENT_TIMESTAMP (send) = GST_SECOND * 2;
if (!gst_dp_packet_from_event (send, GST_DP_HEADER_FLAG_CRC, &header_length,
&header, &payload)) {
g_warning ("Could not create packet from flush event");
return 1;
}
receive = gst_dp_event_from_packet (header_length, header, payload);
g_print ("Flush, timestamp %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (GST_EVENT_TIMESTAMP (receive)));
g_assert (GST_EVENT_TYPE (receive) == GST_EVENT_FLUSH);
g_assert (GST_EVENT_TIMESTAMP (receive) == GST_SECOND * 2);
gst_event_unref (send);
gst_event_unref (receive);
g_print ("Testing SEEK event with 1 second at 3 seconds\n");
send = gst_event_new_seek (GST_FORMAT_TIME, GST_SECOND);
GST_EVENT_TIMESTAMP (send) = GST_SECOND * 3;
if (!gst_dp_packet_from_event (send, GST_DP_HEADER_FLAG_CRC, &header_length,
&header, &payload)) {
g_warning ("Could not create packet from seek event");
return 1;
}
receive = gst_dp_event_from_packet (header_length, header, payload);
g_print ("Seek, timestamp %" GST_TIME_FORMAT ", to %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (GST_EVENT_TIMESTAMP (receive)),
GST_TIME_ARGS (GST_EVENT_SEEK_OFFSET (receive)));
g_assert (GST_EVENT_TYPE (receive) == GST_EVENT_SEEK);
g_assert (GST_EVENT_TIMESTAMP (receive) == GST_SECOND * 3);
g_assert (GST_EVENT_SEEK_FORMAT (receive) == GST_FORMAT_TIME);
g_assert (GST_EVENT_SEEK_OFFSET (receive) == GST_SECOND);
gst_event_unref (send);
gst_event_unref (receive);
return 0;
}
int
main (int argc, char *argv[])
{
int ret;
gst_init (&argc, &argv);
gst_dp_init ();
g_print ("\nconversion test\n\n");
ret = conversion_test ();
if (ret != 0)
return ret;
g_print ("\nbuffer test\n\n");
ret = buffer_test ();
if (ret != 0)
return ret;
g_print ("\ncaps test\n\n");
ret = caps_test ();
if (ret != 0)
return ret;
g_print ("\nevent test\n\n");
ret = event_test ();
if (ret != 0)
return ret;
g_print ("\nall tests worked.\n\n");
return 0;
}