1 /* GStreamer
2 *
3 * unit test for y4menc
4 *
5 * Copyright (C) <2006> Mark Nauwelaerts <manauw@skynet.be>
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 <gst/check/gstcheck.h>
24
25 /* For ease of programming we use globals to keep refs for our floating
26 * src and sink pads we create; otherwise we always have to do get_pad,
27 * get_peer, and then remove references in every test function */
28 static GstPad *mysrcpad, *mysinkpad;
29
30 #define VIDEO_CAPS_STRING "video/x-raw, " \
31 "format = (string) I420, "\
32 "width = (int) 384, " \
33 "height = (int) 288, " \
34 "framerate = (fraction) 25/1, " \
35 "pixel-aspect-ratio = (fraction) 1/1"
36
37 #define Y4M_CAPS_STRING "application/x-yuv4mpeg, " \
38 "y4mversion = (int) 2"
39
40 static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
41 GST_PAD_SINK,
42 GST_PAD_ALWAYS,
43 GST_STATIC_CAPS (Y4M_CAPS_STRING));
44
45 static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
46 GST_PAD_SRC,
47 GST_PAD_ALWAYS,
48 GST_STATIC_CAPS (VIDEO_CAPS_STRING));
49
50
51 static GstElement *
setup_y4menc(void)52 setup_y4menc (void)
53 {
54 GstElement *y4menc;
55
56 GST_DEBUG ("setup_y4menc");
57 y4menc = gst_check_setup_element ("y4menc");
58 mysrcpad = gst_check_setup_src_pad (y4menc, &srctemplate);
59 mysinkpad = gst_check_setup_sink_pad (y4menc, &sinktemplate);
60 gst_pad_set_active (mysrcpad, TRUE);
61 gst_pad_set_active (mysinkpad, TRUE);
62
63 return y4menc;
64 }
65
66 static void
cleanup_y4menc(GstElement * y4menc)67 cleanup_y4menc (GstElement * y4menc)
68 {
69 GST_DEBUG ("cleanup_y4menc");
70 gst_element_set_state (y4menc, GST_STATE_NULL);
71
72 gst_pad_set_active (mysrcpad, FALSE);
73 gst_pad_set_active (mysinkpad, FALSE);
74 gst_check_teardown_src_pad (y4menc);
75 gst_check_teardown_sink_pad (y4menc);
76 gst_check_teardown_element (y4menc);
77 }
78
GST_START_TEST(test_y4m)79 GST_START_TEST (test_y4m)
80 {
81 GstElement *y4menc;
82 GstBuffer *inbuffer, *outbuffer;
83 GstCaps *caps;
84 int i, num_buffers, size;
85 const gchar *data0 = "YUV4MPEG2 W384 H288 Ip F25:1 A1:1\n";
86 const gchar *data1 = "YUV4MPEG2 C420 W384 H288 Ip F25:1 A1:1\n";
87 const gchar *data2 = "FRAME\n";
88
89 y4menc = setup_y4menc ();
90 fail_unless (gst_element_set_state (y4menc,
91 GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
92 "could not set to playing");
93
94 /* corresponds to I420 buffer for the size mentioned in the caps */
95 size = 384 * 288 * 3 / 2;
96 inbuffer = gst_buffer_new_and_alloc (size);
97 /* makes valgrind's memcheck happier */
98 gst_buffer_memset (inbuffer, 0, 0, size);
99 caps = gst_caps_from_string (VIDEO_CAPS_STRING);
100 gst_check_setup_events (mysrcpad, y4menc, caps, GST_FORMAT_TIME);
101 gst_caps_unref (caps);
102 GST_BUFFER_TIMESTAMP (inbuffer) = 0;
103 ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
104 fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
105
106 num_buffers = g_list_length (buffers);
107 fail_unless (num_buffers == 1);
108
109 /* clean up buffers */
110 for (i = 0; i < num_buffers; ++i) {
111 GstMapInfo map;
112 gchar *data;
113 gsize outsize;
114
115 outbuffer = GST_BUFFER (buffers->data);
116 fail_if (outbuffer == NULL);
117
118 switch (i) {
119 case 0:
120 gst_buffer_map (outbuffer, &map, GST_MAP_READ);
121 outsize = map.size;
122 data = (gchar *) map.data;
123
124 fail_unless (outsize > size);
125 fail_unless (memcmp (data, data0, strlen (data0)) == 0 ||
126 memcmp (data, data1, strlen (data1)) == 0);
127 /* so we know there is a newline */
128 data = strchr (data, '\n');
129 fail_unless (data != NULL);
130 data++;
131 fail_unless (memcmp (data2, data, strlen (data2)) == 0);
132 data += strlen (data2);
133 /* remainder must be frame data */
134 fail_unless (data - (gchar *) map.data + size == outsize);
135 gst_buffer_unmap (outbuffer, &map);
136 break;
137 default:
138 break;
139 }
140 buffers = g_list_remove (buffers, outbuffer);
141
142 ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
143 gst_buffer_unref (outbuffer);
144 outbuffer = NULL;
145 }
146
147 cleanup_y4menc (y4menc);
148 g_list_free (buffers);
149 buffers = NULL;
150 }
151
152 GST_END_TEST;
153
154 static Suite *
y4menc_suite(void)155 y4menc_suite (void)
156 {
157 Suite *s = suite_create ("y4menc");
158 TCase *tc_chain = tcase_create ("general");
159
160 suite_add_tcase (s, tc_chain);
161 tcase_add_test (tc_chain, test_y4m);
162
163 return s;
164 }
165
166 GST_CHECK_MAIN (y4menc);
167