1 /* GStreamer unit tests for id3demux
2  *
3  * Copyright (C) 2007 Tim-Philipp Müller  <tim centricular net>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  */
20 
21 #include <gst/check/gstcheck.h>
22 
23 #include <gst/gst.h>
24 
25 typedef void (CheckTagsFunc) (const GstTagList * tags, const gchar * file);
26 
27 static GstBusSyncReply
error_cb(GstBus * bus,GstMessage * msg,gpointer user_data)28 error_cb (GstBus * bus, GstMessage * msg, gpointer user_data)
29 {
30   if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR) {
31     const gchar *file = (const gchar *) user_data;
32     GError *err = NULL;
33     gchar *dbg = NULL;
34 
35     gst_message_parse_error (msg, &err, &dbg);
36     g_error ("ERROR for %s: %s\n%s\n", file, err->message, dbg);
37   }
38 
39   return GST_BUS_PASS;
40 }
41 
42 static GstTagList *
read_tags_from_file(const gchar * file,gboolean push_mode)43 read_tags_from_file (const gchar * file, gboolean push_mode)
44 {
45   GstStateChangeReturn state_ret;
46   GstTagList *tags = NULL;
47   GstMessage *msg;
48   GstElement *src, *sep, *sink, *id3demux, *pipeline;
49   GstBus *bus;
50   gchar *path;
51 
52   pipeline = gst_pipeline_new ("pipeline");
53   fail_unless (pipeline != NULL, "Failed to create pipeline!");
54 
55   bus = gst_element_get_bus (pipeline);
56 
57   /* kids, don't use a sync handler for this at home, really; we do because
58    * we just want to abort and nothing else */
59   gst_bus_set_sync_handler (bus, error_cb, (gpointer) file, NULL);
60 
61   src = gst_element_factory_make ("filesrc", "filesrc");
62   fail_unless (src != NULL, "Failed to create 'filesrc' element!");
63 
64   if (push_mode) {
65     sep = gst_element_factory_make ("queue", "queue");
66     fail_unless (sep != NULL, "Failed to create 'queue' element");
67   } else {
68     sep = gst_element_factory_make ("identity", "identity");
69     fail_unless (sep != NULL, "Failed to create 'identity' element");
70   }
71 
72   id3demux = gst_element_factory_make ("id3demux", "id3demux");
73   fail_unless (id3demux != NULL, "Failed to create 'id3demux' element!");
74 
75   sink = gst_element_factory_make ("fakesink", "fakesink");
76   fail_unless (sink != NULL, "Failed to create 'fakesink' element!");
77 
78   gst_bin_add_many (GST_BIN (pipeline), src, sep, id3demux, sink, NULL);
79 
80   fail_unless (gst_element_link (src, sep));
81   fail_unless (gst_element_link (sep, id3demux));
82   fail_unless (gst_element_link (id3demux, sink));
83 
84   path = g_build_filename (GST_TEST_FILES_PATH, file, NULL);
85   GST_LOG ("reading file '%s'", path);
86   g_object_set (src, "location", path, NULL);
87 
88   state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
89   fail_unless (state_ret != GST_STATE_CHANGE_FAILURE);
90 
91   if (state_ret == GST_STATE_CHANGE_ASYNC) {
92     GST_LOG ("waiting for pipeline to reach PAUSED state");
93     state_ret = gst_element_get_state (pipeline, NULL, NULL, -1);
94     fail_unless_equals_int (state_ret, GST_STATE_CHANGE_SUCCESS);
95   }
96 
97   GST_LOG ("PAUSED, let's retrieve our tags");
98 
99   msg = gst_bus_poll (bus, GST_MESSAGE_TAG, -1);
100   fail_unless (msg != NULL, "Expected TAG message on bus! (%s)", file);
101 
102   gst_message_parse_tag (msg, &tags);
103   fail_unless (tags != NULL, "TAG message did not contain taglist! (%s)", file);
104 
105   gst_message_unref (msg);
106   gst_object_unref (bus);
107 
108   fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_NULL),
109       GST_STATE_CHANGE_SUCCESS);
110   gst_object_unref (pipeline);
111 
112   g_free (path);
113 
114   GST_INFO ("%s: tags = %" GST_PTR_FORMAT, file, tags);
115   return tags;
116 }
117 
118 static void
run_check_for_file(const gchar * filename,CheckTagsFunc * check_func)119 run_check_for_file (const gchar * filename, CheckTagsFunc * check_func)
120 {
121   GstTagList *tags;
122 
123   /* first, pull-based */
124   tags = read_tags_from_file (filename, FALSE);
125   fail_unless (tags != NULL, "Failed to extract tags from '%s'", filename);
126   check_func (tags, filename);
127   gst_tag_list_unref (tags);
128 
129   /* FIXME: need to fix id3demux for short content in push mode */
130 #if 0
131   /* now try push-based */
132   tags = read_tags_from_file (filename, TRUE);
133   fail_unless (tags != NULL, "Failed to extract tags from '%s'", filename);
134   check_func (tags, filename);
135   gst_tag_list_unref (tags);
136 #endif
137 }
138 
139 static void
check_date_1977_06_23(const GstTagList * tags,const gchar * file)140 check_date_1977_06_23 (const GstTagList * tags, const gchar * file)
141 {
142   GstDateTime *date = NULL;
143 
144   gst_tag_list_get_date_time (tags, GST_TAG_DATE_TIME, &date);
145   fail_unless (date != NULL,
146       "Tags from %s should contain a GST_TAG_DATE_TIME tag");
147   fail_unless_equals_int (gst_date_time_get_year (date), 1977);
148   fail_unless_equals_int (gst_date_time_get_month (date), 6);
149   fail_unless_equals_int (gst_date_time_get_day (date), 23);
150   gst_date_time_unref (date);
151 }
152 
GST_START_TEST(test_tdat_tyer)153 GST_START_TEST (test_tdat_tyer)
154 {
155   run_check_for_file ("id3-407349-1.tag", check_date_1977_06_23);
156   run_check_for_file ("id3-407349-2.tag", check_date_1977_06_23);
157 }
158 
159 GST_END_TEST;
160 
161 static void
check_wcop(const GstTagList * tags,const gchar * file)162 check_wcop (const GstTagList * tags, const gchar * file)
163 {
164   gchar *copyright = NULL;
165   gchar *uri = NULL;
166 
167   fail_unless (gst_tag_list_get_string (tags, GST_TAG_LICENSE_URI, &uri));
168   fail_unless (uri != NULL);
169   fail_unless_equals_string (uri,
170       "http://creativecommons.org/licenses/by/3.0/");
171   g_free (uri);
172 
173   fail_unless (gst_tag_list_get_string (tags, GST_TAG_COPYRIGHT, &copyright));
174   fail_unless (copyright != NULL);
175   fail_unless_equals_string (copyright,
176       " Steadman. Licensed to the public under http://creativecommons.org/licenses/by/3.0/ verify at http://test.com");
177   g_free (copyright);
178 }
179 
GST_START_TEST(test_wcop)180 GST_START_TEST (test_wcop)
181 {
182   run_check_for_file ("id3-447000-wcop.tag", check_wcop);
183 }
184 
185 GST_END_TEST;
186 
187 static void
check_unsync_v23(const GstTagList * tags,const gchar * file)188 check_unsync_v23 (const GstTagList * tags, const gchar * file)
189 {
190   gchar *album = NULL;
191   gchar *title = NULL;
192   gchar *artist = NULL;
193 
194   fail_unless (gst_tag_list_get_string (tags, GST_TAG_TITLE, &title));
195   fail_unless (title != NULL);
196   fail_unless_equals_string (title, "ARTIST");  /* sic */
197   g_free (title);
198 
199   fail_unless (gst_tag_list_get_string (tags, GST_TAG_ALBUM, &album));
200   fail_unless (album != NULL);
201   fail_unless_equals_string (album, "Album");
202   g_free (album);
203 
204   fail_unless (gst_tag_list_get_string (tags, GST_TAG_ARTIST, &artist));
205   fail_unless (artist != NULL);
206   fail_unless_equals_string (artist, "藝人");
207   g_free (artist);
208 }
209 
GST_START_TEST(test_unsync_v23)210 GST_START_TEST (test_unsync_v23)
211 {
212   run_check_for_file ("id3-577468-unsynced-tag.tag", check_unsync_v23);
213 }
214 
215 GST_END_TEST;
216 
217 static void
check_unsync_v24(const GstTagList * tags,const gchar * file)218 check_unsync_v24 (const GstTagList * tags, const gchar * file)
219 {
220   const GValue *val;
221   GstSample *sample;
222   GstBuffer *buf;
223   gchar *album = NULL;
224   gchar *title = NULL;
225   gchar *artist = NULL;
226   GstMapInfo map;
227 
228   fail_unless (gst_tag_list_get_string (tags, GST_TAG_TITLE, &title));
229   fail_unless (title != NULL);
230   fail_unless_equals_string (title, "Starlight");
231   g_free (title);
232 
233   fail_unless (gst_tag_list_get_string (tags, GST_TAG_ALBUM, &album));
234   fail_unless (album != NULL);
235   fail_unless_equals_string (album, "L'albumRockVol.4 CD1");
236   g_free (album);
237 
238   fail_unless (gst_tag_list_get_string (tags, GST_TAG_ARTIST, &artist));
239   fail_unless (artist != NULL);
240   fail_unless_equals_string (artist, "Muse");
241   g_free (artist);
242 
243   val = gst_tag_list_get_value_index (tags, GST_TAG_IMAGE, 0);
244   fail_unless (val != NULL);
245   fail_unless (GST_VALUE_HOLDS_SAMPLE (val));
246   sample = gst_value_get_sample (val);
247   fail_unless (sample != NULL);
248   fail_unless (gst_sample_get_caps (sample) != NULL);
249   buf = gst_sample_get_buffer (sample);
250   fail_unless (buf != NULL);
251   gst_buffer_map (buf, &map, GST_MAP_READ);
252   fail_unless_equals_int (map.size, 38022);
253   /* check for jpeg start/end markers */
254   fail_unless_equals_int (map.data[0], 0xff);
255   fail_unless_equals_int (map.data[1], 0xd8);
256   fail_unless_equals_int (map.data[38020], 0xff);
257   fail_unless_equals_int (map.data[38021], 0xd9);
258   gst_buffer_unmap (buf, &map);
259 }
260 
GST_START_TEST(test_unsync_v24)261 GST_START_TEST (test_unsync_v24)
262 {
263   run_check_for_file ("id3-588148-unsynced-v24.tag", check_unsync_v24);
264 }
265 
266 GST_END_TEST;
267 
268 static Suite *
id3demux_suite(void)269 id3demux_suite (void)
270 {
271   Suite *s = suite_create ("id3demux");
272   TCase *tc_chain = tcase_create ("general");
273 
274   suite_add_tcase (s, tc_chain);
275   tcase_add_test (tc_chain, test_tdat_tyer);
276   tcase_add_test (tc_chain, test_wcop);
277   tcase_add_test (tc_chain, test_unsync_v23);
278   tcase_add_test (tc_chain, test_unsync_v24);
279 
280   return s;
281 }
282 
283 GST_CHECK_MAIN (id3demux)
284