level.c 5.07 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
/* GStreamer
 *
 * unit test for level
 *
 * Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
 *
 * 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 <unistd.h>

#include <gst/check/gstcheck.h>

GList *buffers = NULL;
gboolean have_eos = FALSE;

/* For ease of programming we use globals to keep refs for our floating
 * src and sink pads we create; otherwise we always have to do get_pad,
 * get_peer, and then remove references in every test function */
GstPad *mysrcpad, *mysinkpad;

#define LEVEL_CAPS_TEMPLATE_STRING \
  "audio/x-raw-int, " \
    "rate = (int) [ 1, MAX ], " \
    "channels = (int) [ 1, 8 ], " \
    "endianness = (int) BYTE_ORDER, " \
    "width = (int) {8, 16}, " \
    "depth = (int) {8, 16}, " \
    "signed = (boolean) true"

#define LEVEL_CAPS_STRING \
  "audio/x-raw-int, " \
    "rate = (int) 1000, " \
    "channels = (int) 2, " \
    "endianness = (int) BYTE_ORDER, " \
    "width = (int) 16, " \
    "depth = (int) 16, " \
    "signed = (boolean) true"


static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
    GST_PAD_SINK,
    GST_PAD_ALWAYS,
    GST_STATIC_CAPS (LEVEL_CAPS_TEMPLATE_STRING)
    );
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
    GST_PAD_SRC,
    GST_PAD_ALWAYS,
    GST_STATIC_CAPS (LEVEL_CAPS_TEMPLATE_STRING)
    );

/* takes over reference for outcaps */
GstElement *
setup_level ()
{
  GstElement *level;

  GST_DEBUG ("setup_level");
  level = gst_check_setup_element ("level");
  mysrcpad = gst_check_setup_src_pad (level, &srctemplate, NULL);
  mysinkpad = gst_check_setup_sink_pad (level, &sinktemplate, NULL);

  return level;
}

void
cleanup_level (GstElement * level)
{
  GST_DEBUG ("cleanup_level");

  gst_check_teardown_src_pad (level);
  gst_check_teardown_sink_pad (level);
  gst_check_teardown_element (level);
}


GST_START_TEST (test_int16)
{
  GstElement *level;
  GstBuffer *inbuffer, *outbuffer;
  GstBus *bus;
  GstMessage *message;
  const GstStructure *structure;
  int i, j;
  gint16 *data;
  const GValue *list, *value;
  gdouble dB;

  level = setup_level ();
  g_object_set (level, "message", TRUE, "interval", 0.1, NULL);

  fail_unless (gst_element_set_state (level,
106
107
          GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
      "could not set to playing");
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130

  /* create a fake 0.1 sec buffer with a half-amplitude block signal */
  inbuffer = gst_buffer_new_and_alloc (400);
  data = (gint16 *) GST_BUFFER_DATA (inbuffer);
  for (j = 0; j < 200; ++j) {
    *data = 16536;
    ++data;
  }
  gst_buffer_set_caps (inbuffer, gst_caps_from_string (LEVEL_CAPS_STRING));
  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);

  /* create a bus to get the level message on */
  bus = gst_bus_new ();
  gst_element_set_bus (level, bus);

  /* pushing gives away my reference ... */
  fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
  /* ... but it ends up being collected on the global buffer list */
  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
  fail_unless_equals_int (g_list_length (buffers), 1);
  fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
  fail_unless (inbuffer == outbuffer);

131
132
133
  message = gst_bus_poll (bus, GST_MESSAGE_APPLICATION, -1);

  fail_unless (message != NULL);
134
  fail_unless (GST_MESSAGE_SRC (message) == GST_OBJECT (level));
135
  fail_unless (GST_MESSAGE_TYPE (message) == GST_MESSAGE_APPLICATION);
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
  structure = gst_message_get_structure (message);
  fail_if (structure == NULL);
  fail_unless_equals_string ((char *) gst_structure_get_name (structure),
      "level");

  /* block wave of half amplitude has -5.94 dB for rms, peak and decay */
  for (i = 0; i < 2; ++i) {
    gchar *fields[3] = { "rms", "peak", "decay" };
    for (j = 0; j < 3; ++j) {
      list = gst_structure_get_value (structure, fields[j]);
      value = gst_value_list_get_value (list, i);
      dB = g_value_get_double (value);
      fail_if (dB < -6.0);
      fail_if (dB > -5.9);
    }
  }

  gst_message_unref (message);
}

GST_END_TEST;


Suite *
level_suite (void)
{
  Suite *s = suite_create ("level");
  TCase *tc_chain = tcase_create ("general");

  suite_add_tcase (s, tc_chain);
  tcase_add_test (tc_chain, test_int16);

  return s;
}

int
main (int argc, char **argv)
{
  int nf;

  Suite *s = level_suite ();
  SRunner *sr = srunner_create (s);

  gst_check_init (&argc, &argv);

  srunner_run_all (sr, CK_NORMAL);
  nf = srunner_ntests_failed (sr);
  srunner_free (sr);

  return nf;
}