1 /* GStreamer
2  *
3  * unit test for voamrwbenc
4  *
5  * Copyright (C) <2011> Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Library General Public
9  * License as published by the Free Software Foundation; either
10  * version 2 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Library General Public License for more details.
16  *
17  * You should have received a copy of the GNU Library General Public
18  * License along with this library; if not, write to the
19  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 #include <unistd.h>
24 
25 #include <gst/check/gstcheck.h>
26 
27 /* For ease of programming we use globals to keep refs for our floating
28  * src and sink pads we create; otherwise we always have to do get_pad,
29  * get_peer, and then remove references in every test function */
30 static GstPad *mysrcpad, *mysinkpad;
31 
32 #if G_BYTE_ORDER == G_BIG_ENDIAN
33 #define AFORMAT "S16BE"
34 #else
35 #define AFORMAT "S16LE"
36 #endif
37 
38 #define AUDIO_CAPS_STRING "audio/x-raw, " \
39                            "format = (string) " AFORMAT ", "\
40                            "layout = (string) interleaved, " \
41                            "rate = (int) 16000, " \
42                            "channels = (int) 1 "
43 
44 
45 #define AMRWB_CAPS_STRING "audio/AMR-WB"
46 
47 
48 static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
49     GST_PAD_SINK,
50     GST_PAD_ALWAYS,
51     GST_STATIC_CAPS (AMRWB_CAPS_STRING));
52 
53 
54 static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
55     GST_PAD_SRC,
56     GST_PAD_ALWAYS,
57     GST_STATIC_CAPS (AUDIO_CAPS_STRING));
58 
59 
60 static GstElement *
setup_voamrwbenc(void)61 setup_voamrwbenc (void)
62 {
63   GstElement *voamrwbenc;
64 
65   GST_DEBUG ("setup_voamrwbenc");
66   voamrwbenc = gst_check_setup_element ("voamrwbenc");
67   /* ensure mode as expected */
68   g_object_set (voamrwbenc, "band-mode", 0, NULL);
69   mysrcpad = gst_check_setup_src_pad (voamrwbenc, &srctemplate);
70   mysinkpad = gst_check_setup_sink_pad (voamrwbenc, &sinktemplate);
71   gst_pad_set_active (mysrcpad, TRUE);
72   gst_pad_set_active (mysinkpad, TRUE);
73 
74   return voamrwbenc;
75 }
76 
77 static void
cleanup_voamrwbenc(GstElement * voamrwbenc)78 cleanup_voamrwbenc (GstElement * voamrwbenc)
79 {
80   GST_DEBUG ("cleanup_aacenc");
81   gst_element_set_state (voamrwbenc, GST_STATE_NULL);
82 
83   gst_pad_set_active (mysrcpad, FALSE);
84   gst_pad_set_active (mysinkpad, FALSE);
85   gst_check_teardown_src_pad (voamrwbenc);
86   gst_check_teardown_sink_pad (voamrwbenc);
87   gst_check_teardown_element (voamrwbenc);
88 }
89 
90 static void
do_test(void)91 do_test (void)
92 {
93   GstElement *voamrwbenc;
94   GstBuffer *inbuffer, *outbuffer;
95   GstCaps *caps;
96   gint i, num_buffers;
97   const gint nbuffers = 10;
98 
99   voamrwbenc = setup_voamrwbenc ();
100   fail_unless (gst_element_set_state (voamrwbenc,
101           GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
102       "could not set to playing");
103 
104   /* corresponds to audio buffer mentioned in the caps */
105   inbuffer = gst_buffer_new_and_alloc (320 * nbuffers * 2);
106   /* makes valgrind's memcheck happier */
107   gst_buffer_memset (inbuffer, 0, 0, 1024 * nbuffers * 2 * 2);
108   caps = gst_caps_from_string (AUDIO_CAPS_STRING);
109 
110   gst_check_setup_events (mysrcpad, voamrwbenc, caps, GST_FORMAT_TIME);
111   gst_caps_unref (caps);
112   GST_BUFFER_TIMESTAMP (inbuffer) = 0;
113   ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
114   fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
115 
116   /* send eos to have all flushed if needed */
117   fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()) == TRUE);
118 
119   num_buffers = g_list_length (buffers);
120   fail_unless_equals_int (num_buffers, nbuffers);
121 
122   /* clean up buffers */
123   for (i = 0; i < num_buffers; ++i) {
124     GstMapInfo map;
125     gsize size;
126     guint8 *data;
127     GstClockTime time, dur;
128 
129     outbuffer = GST_BUFFER (buffers->data);
130     fail_if (outbuffer == NULL);
131 
132     gst_buffer_map (outbuffer, &map, GST_MAP_READ);
133     data = map.data;
134     size = map.size;
135 
136     /* at least for mode 0 */
137     fail_unless (size == 18);
138     fail_unless ((data[0] & 0x83) == 0);
139     fail_unless (((data[0] >> 3) & 0xF) == 0);
140 
141     time = GST_BUFFER_TIMESTAMP (outbuffer);
142     dur = GST_BUFFER_DURATION (outbuffer);
143     fail_unless (time == 20 * GST_MSECOND * i);
144     fail_unless (dur == 20 * GST_MSECOND);
145     gst_buffer_unmap (outbuffer, &map);
146 
147     buffers = g_list_remove (buffers, outbuffer);
148 
149     ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
150     gst_buffer_unref (outbuffer);
151     outbuffer = NULL;
152   }
153 
154   cleanup_voamrwbenc (voamrwbenc);
155   g_list_free (buffers);
156   buffers = NULL;
157 }
158 
GST_START_TEST(test_enc)159 GST_START_TEST (test_enc)
160 {
161   do_test ();
162 }
163 
164 GST_END_TEST;
165 
166 
167 static Suite *
voamrwbenc_suite(void)168 voamrwbenc_suite (void)
169 {
170   Suite *s = suite_create ("voamrwbenc");
171   TCase *tc_chain = tcase_create ("general");
172 
173   suite_add_tcase (s, tc_chain);
174   tcase_add_test (tc_chain, test_enc);
175 
176   return s;
177 }
178 
179 GST_CHECK_MAIN (voamrwbenc);
180