gstreamer/subprojects/gst-plugins-good/gst/debugutils/tests.c

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/* GStreamer
* Copyright (C) 2004 Benjamin Otte <otte@gnome.org>
*
* includes code based on glibc 2.2.3's crypt/md5.c,
* Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "tests.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/*
*** LENGTH ***
*/
typedef struct
{
gint64 value;
}
LengthTest;
static GParamSpec *
length_get_spec (const GstTestInfo * info, gboolean compare_value)
{
if (compare_value) {
return g_param_spec_int64 ("expected-length", "expected length",
"expected length of stream", -1, G_MAXINT64, -1,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
} else {
return g_param_spec_int64 ("length", "length", "length of stream",
-1, G_MAXINT64, -1, G_PARAM_READABLE);
}
}
static gpointer
length_new (const GstTestInfo * info)
{
return g_new0 (LengthTest, 1);
}
static void
length_add (gpointer test, GstBuffer * buffer)
{
LengthTest *t = test;
t->value += gst_buffer_get_size (buffer);
}
static gboolean
length_finish (gpointer test, GValue * value)
{
LengthTest *t = test;
if (g_value_get_int64 (value) == -1)
return TRUE;
return t->value == g_value_get_int64 (value);
}
static void
length_get_value (gpointer test, GValue * value)
{
LengthTest *t = test;
g_value_set_int64 (value, t ? t->value : -1);
}
/*
*** BUFFER COUNT ***
*/
static GParamSpec *
buffer_count_get_spec (const GstTestInfo * info, gboolean compare_value)
{
if (compare_value) {
return g_param_spec_int64 ("expected-buffer-count", "expected buffer count",
"expected number of buffers in stream",
-1, G_MAXINT64, -1, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
} else {
return g_param_spec_int64 ("buffer-count", "buffer count",
"number of buffers in stream", -1, G_MAXINT64, -1, G_PARAM_READABLE);
}
}
static void
buffer_count_add (gpointer test, GstBuffer * buffer)
{
LengthTest *t = test;
t->value++;
}
/*
*** TIMESTAMP / DURATION MATCHING ***
*/
typedef struct
{
guint64 diff;
guint count;
GstClockTime expected;
}
TimeDurTest;
static GParamSpec *
timedur_get_spec (const GstTestInfo * info, gboolean compare_value)
{
if (compare_value) {
return g_param_spec_int64 ("allowed-timestamp-deviation",
"allowed timestamp deviation",
"allowed average difference in usec between timestamp of next buffer "
"and expected timestamp from analyzing last buffer",
-1, G_MAXINT64, -1, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
} else {
return g_param_spec_int64 ("timestamp-deviation",
"timestamp deviation",
"average difference in usec between timestamp of next buffer "
"and expected timestamp from analyzing last buffer",
-1, G_MAXINT64, -1, G_PARAM_READABLE);
}
}
static gpointer
timedur_new (const GstTestInfo * info)
{
TimeDurTest *ret = g_new0 (TimeDurTest, 1);
ret->expected = GST_CLOCK_TIME_NONE;
return ret;
}
static void
timedur_add (gpointer test, GstBuffer * buffer)
{
TimeDurTest *t = test;
if (GST_BUFFER_TIMESTAMP_IS_VALID (buffer) &&
GST_CLOCK_TIME_IS_VALID (t->expected)) {
t->diff +=
ABS (GST_CLOCK_DIFF (t->expected, GST_BUFFER_TIMESTAMP (buffer)));
t->count++;
}
if (GST_BUFFER_TIMESTAMP_IS_VALID (buffer) &&
GST_BUFFER_DURATION_IS_VALID (buffer)) {
t->expected = GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer);
} else {
t->expected = GST_CLOCK_TIME_NONE;
}
}
static gboolean
timedur_finish (gpointer test, GValue * value)
{
TimeDurTest *t = test;
if (g_value_get_int64 (value) == -1)
return TRUE;
return (t->diff / MAX (1, t->count)) <= g_value_get_int64 (value);
}
static void
timedur_get_value (gpointer test, GValue * value)
{
TimeDurTest *t = test;
g_value_set_int64 (value, t ? (t->diff / MAX (1, t->count)) : -1);
}
/*
*** MD5 ***
*/
static GParamSpec *
md5_get_spec (const GstTestInfo * info, gboolean compare_value)
{
if (compare_value) {
return g_param_spec_string ("expected-md5", "expected md5",
"expected md5 of processing the whole data",
"---", G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
} else {
return g_param_spec_string ("md5", "md5",
"md5 of processing the whole data", "---", G_PARAM_READABLE);
}
}
static gpointer
md5_new (const GstTestInfo * info)
{
return g_checksum_new (G_CHECKSUM_MD5);
}
static void
md5_add (gpointer checksum, GstBuffer * buffer)
{
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GstMapInfo map;
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gst_buffer_map (buffer, &map, GST_MAP_READ);
g_checksum_update (checksum, map.data, map.size);
gst_buffer_unmap (buffer, &map);
}
static gboolean
md5_finish (gpointer checksum, GValue * value)
{
const gchar *expected, *result;
expected = g_value_get_string (value);
result = g_checksum_get_string (checksum);
if (g_str_equal (expected, "---"))
return TRUE;
if (g_str_equal (expected, result))
return TRUE;
return FALSE;
}
static void
md5_get_value (gpointer checksum, GValue * value)
{
if (!checksum) {
g_value_set_string (value, "---");
} else {
g_value_set_string (value, g_checksum_get_string (checksum));
}
}
static void
md5_free (gpointer checksum)
{
g_checksum_free (checksum);
}
/*
*** TESTINFO ***
*/
const GstTestInfo tests[] = {
{length_get_spec, length_new, length_add,
length_finish, length_get_value, g_free},
{buffer_count_get_spec, length_new, buffer_count_add,
length_finish, length_get_value, g_free},
{timedur_get_spec, timedur_new, timedur_add,
timedur_finish, timedur_get_value, g_free},
{md5_get_spec, md5_new, md5_add,
md5_finish, md5_get_value, md5_free}
};