1 /* GStreamer
2 *
3 * unit test for GstMeta
4 *
5 * Copyright (C) <2009> Wim Taymans <wim.taymans@gmail.com>
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 #ifdef HAVE_CONFIG_H
24 # include "config.h"
25 #endif
26
27 #include <gst/check/gstcheck.h>
28
29 /* test metadata for PTS/DTS and duration */
30 typedef struct
31 {
32 GstMeta meta;
33
34 GstClockTime pts;
35 GstClockTime dts;
36 GstClockTime duration;
37 GstClockTime clock_rate;
38 } GstMetaTest;
39
40 static GType gst_meta_test_api_get_type (void);
41 #define GST_META_TEST_API_TYPE (gst_meta_test_api_get_type())
42
43 static const GstMetaInfo *gst_meta_test_get_info (void);
44 #define GST_META_TEST_INFO (gst_meta_test_get_info())
45
46 #define GST_META_TEST_GET(buf) ((GstMetaTest *)gst_buffer_get_meta(buf,GST_META_TEST_API_TYPE))
47 #define GST_META_TEST_ADD(buf) ((GstMetaTest *)gst_buffer_add_meta(buf,GST_META_TEST_INFO,NULL))
48
49 typedef struct
50 {
51 GstMeta meta;
52 } GstMetaFoo;
53
54 static GType gst_meta_foo_api_get_type (void);
55 #define GST_META_FOO_API_TYPE (gst_meta_foo_api_get_type())
56
57 static const GstMetaInfo *gst_meta_foo_get_info (void);
58 #define GST_META_FOO_INFO (gst_meta_foo_get_info())
59
60 #define GST_META_FOO_GET(buf) ((GstMetaFoo *)gst_buffer_get_meta(buf,GST_META_FOO_API_TYPE))
61 #define GST_META_FOO_ADD(buf) ((GstMetaFoo *)gst_buffer_add_meta(buf,GST_META_FOO_INFO,NULL))
62
63 #if 0
64 /* unused currently. This is a user function to fill the metadata with default
65 * values. We don't call this from the init function because the user is mostly
66 * likely going to override the values immediately after */
67 static void
68 gst_meta_test_init (GstMetaTest * meta)
69 {
70 meta->pts = GST_CLOCK_TIME_NONE;
71 meta->dts = GST_CLOCK_TIME_NONE;
72 meta->duration = GST_CLOCK_TIME_NONE;
73 meta->clock_rate = GST_SECOND;
74 }
75 #endif
76
77 static gboolean
test_init_func(GstMeta * meta,gpointer params,GstBuffer * buffer)78 test_init_func (GstMeta * meta, gpointer params, GstBuffer * buffer)
79 {
80 GST_DEBUG ("init called on buffer %p, meta %p", buffer, meta);
81 /* nothing to init really, the init function is mostly for allocating
82 * additional memory or doing special setup as part of adding the metadata to
83 * the buffer*/
84 return TRUE;
85 }
86
87 static void
test_free_func(GstMeta * meta,GstBuffer * buffer)88 test_free_func (GstMeta * meta, GstBuffer * buffer)
89 {
90 GST_DEBUG ("free called on buffer %p, meta %p", buffer, meta);
91 /* nothing to free really */
92 }
93
94 static gboolean
test_transform_func(GstBuffer * transbuf,GstMeta * meta,GstBuffer * buffer,GQuark type,gpointer data)95 test_transform_func (GstBuffer * transbuf, GstMeta * meta,
96 GstBuffer * buffer, GQuark type, gpointer data)
97 {
98 GstMetaTest *test, *tmeta = (GstMetaTest *) meta;
99
100 GST_DEBUG ("transform %s called from buffer %p to %p, meta %p",
101 g_quark_to_string (type), buffer, transbuf, meta);
102
103 if (GST_META_TRANSFORM_IS_COPY (type)) {
104 GstMetaTransformCopy *copy_data = data;
105
106 test = GST_META_TEST_ADD (transbuf);
107
108 if (copy_data->offset == 0) {
109 /* same offset, copy timestamps */
110 test->pts = tmeta->pts;
111 test->dts = tmeta->dts;
112 if (!copy_data->region) {
113 fail_unless (gst_buffer_get_size (buffer) == copy_data->size);
114 /* same size, copy duration */
115 test->duration = tmeta->duration;
116 } else {
117 fail_unless (gst_buffer_get_size (buffer) > copy_data->size);
118 /* else clear */
119 test->duration = GST_CLOCK_TIME_NONE;
120 }
121 } else {
122 fail_unless (copy_data->region == TRUE);
123 test->pts = -1;
124 test->dts = -1;
125 test->duration = -1;
126 }
127 test->clock_rate = tmeta->clock_rate;
128 } else {
129 /* return FALSE, if transform type is not supported */
130 return FALSE;
131 }
132 return TRUE;
133 }
134
135 static GType
gst_meta_test_api_get_type(void)136 gst_meta_test_api_get_type (void)
137 {
138 static GType type;
139 static const gchar *tags[] = { "timing", NULL };
140
141 if (g_once_init_enter (&type)) {
142 GType _type = gst_meta_api_type_register ("GstMetaTestAPI", tags);
143 g_once_init_leave (&type, _type);
144 }
145 return type;
146 }
147
148 static gboolean
foo_init_func(GstMeta * meta,gpointer params,GstBuffer * buffer)149 foo_init_func (GstMeta * meta, gpointer params, GstBuffer * buffer)
150 {
151 GST_DEBUG ("init called on buffer %p, foo meta %p", buffer, meta);
152 return TRUE;
153 }
154
155 static void
foo_free_func(GstMeta * meta,GstBuffer * buffer)156 foo_free_func (GstMeta * meta, GstBuffer * buffer)
157 {
158 GST_DEBUG ("free called on buffer %p, foo meta %p", buffer, meta);
159 }
160
161
162 static const GstMetaInfo *
gst_meta_test_get_info(void)163 gst_meta_test_get_info (void)
164 {
165 static const GstMetaInfo *meta_test_info = NULL;
166
167 if (g_once_init_enter ((GstMetaInfo **) & meta_test_info)) {
168 const GstMetaInfo *mi = gst_meta_register (GST_META_TEST_API_TYPE,
169 "GstMetaTest",
170 sizeof (GstMetaTest),
171 test_init_func, test_free_func, test_transform_func);
172 g_once_init_leave ((GstMetaInfo **) & meta_test_info, (GstMetaInfo *) mi);
173 }
174 return meta_test_info;
175 }
176
177 static gboolean
foo_transform_func(GstBuffer * transbuf,GstMeta * meta,GstBuffer * buffer,GQuark type,gpointer data)178 foo_transform_func (GstBuffer * transbuf, GstMeta * meta,
179 GstBuffer * buffer, GQuark type, gpointer data)
180 {
181 GST_DEBUG ("transform %s called from buffer %p to %p, meta %p",
182 g_quark_to_string (type), buffer, transbuf, meta);
183
184 if (GST_META_TRANSFORM_IS_COPY (type)) {
185 G_GNUC_UNUSED GstMetaFoo *unused = GST_META_FOO_ADD (transbuf);
186 } else {
187 /* return FALSE, if transform type is not supported */
188 return FALSE;
189 }
190 return TRUE;
191 }
192
193 static GType
gst_meta_foo_api_get_type(void)194 gst_meta_foo_api_get_type (void)
195 {
196 static GType type;
197 static const gchar *tags[] = { NULL };
198
199 if (g_once_init_enter (&type)) {
200 GType _type = gst_meta_api_type_register ("GstMetaFooAPI", tags);
201 g_once_init_leave (&type, _type);
202 }
203 return type;
204 }
205
206 static const GstMetaInfo *
gst_meta_foo_get_info(void)207 gst_meta_foo_get_info (void)
208 {
209 static const GstMetaInfo *meta_foo_info = NULL;
210
211 if (g_once_init_enter ((GstMetaInfo **) & meta_foo_info)) {
212 const GstMetaInfo *mi = gst_meta_register (GST_META_FOO_API_TYPE,
213 "GstMetaFoo",
214 sizeof (GstMetaFoo),
215 foo_init_func, foo_free_func, foo_transform_func);
216 g_once_init_leave ((GstMetaInfo **) & meta_foo_info, (GstMetaInfo *) mi);
217 }
218 return meta_foo_info;
219 }
220
GST_START_TEST(test_meta_test)221 GST_START_TEST (test_meta_test)
222 {
223 GstBuffer *buffer, *copy, *subbuf;
224 GstMetaTest *meta;
225 GstMapInfo info;
226
227 buffer = gst_buffer_new_and_alloc (4);
228 fail_if (buffer == NULL);
229
230 fail_unless (gst_buffer_map (buffer, &info, GST_MAP_WRITE));
231 fail_if (info.data == NULL);
232 memset (info.data, 0, 4);
233 gst_buffer_unmap (buffer, &info);
234
235 /* add some metadata */
236 meta = GST_META_TEST_ADD (buffer);
237 fail_if (meta == NULL);
238 /* fill some values */
239 meta->pts = 1000;
240 meta->dts = 2000;
241 meta->duration = 1000;
242 meta->clock_rate = 1000;
243
244 /* copy of the buffer */
245 copy = gst_buffer_copy (buffer);
246 /* get metadata of the buffer */
247 meta = GST_META_TEST_GET (copy);
248 fail_if (meta == NULL);
249 fail_if (meta->pts != 1000);
250 fail_if (meta->dts != 2000);
251 fail_if (meta->duration != 1000);
252 fail_if (meta->clock_rate != 1000);
253 gst_buffer_unref (copy);
254
255 /* make subbuffer */
256 subbuf = gst_buffer_copy_region (buffer, GST_BUFFER_COPY_ALL, 0, 1);
257 /* get metadata of the buffer */
258 meta = GST_META_TEST_GET (subbuf);
259 fail_if (meta == NULL);
260 fail_if (meta->pts != 1000);
261 fail_if (meta->dts != 2000);
262 fail_if (meta->duration != -1);
263 fail_if (meta->clock_rate != 1000);
264 gst_buffer_unref (subbuf);
265
266 /* make another subbuffer */
267 subbuf = gst_buffer_copy_region (buffer, GST_BUFFER_COPY_ALL, 1, 3);
268 /* get metadata of the buffer */
269 meta = GST_META_TEST_GET (subbuf);
270 fail_if (meta == NULL);
271 fail_if (meta->pts != -1);
272 fail_if (meta->dts != -1);
273 fail_if (meta->duration != -1);
274 fail_if (meta->clock_rate != 1000);
275 gst_buffer_unref (subbuf);
276
277 /* clean up */
278 gst_buffer_unref (buffer);
279 }
280
281 GST_END_TEST;
282
283 static gboolean
foreach_meta(GstBuffer * buffer,GstMeta ** meta,gpointer user_data)284 foreach_meta (GstBuffer * buffer, GstMeta ** meta, gpointer user_data)
285 {
286 /* try to remove */
287 *meta = NULL;
288 return TRUE;
289 }
290
GST_START_TEST(test_meta_locked)291 GST_START_TEST (test_meta_locked)
292 {
293 GstBuffer *buffer;
294 GstMetaTest *meta;
295
296 buffer = gst_buffer_new_and_alloc (4);
297 fail_if (buffer == NULL);
298
299 /* add some metadata */
300 meta = GST_META_TEST_ADD (buffer);
301 fail_if (meta == NULL);
302 GST_META_FLAG_SET (meta, GST_META_FLAG_LOCKED);
303
304 ASSERT_CRITICAL (gst_buffer_remove_meta (buffer, (GstMeta *) meta));
305 ASSERT_CRITICAL (gst_buffer_foreach_meta (buffer, foreach_meta, NULL));
306
307 GST_META_FLAG_UNSET (meta, GST_META_FLAG_LOCKED);
308
309 gst_buffer_remove_meta (buffer, (GstMeta *) meta);
310
311 /* clean up */
312 gst_buffer_unref (buffer);
313 }
314
315 GST_END_TEST;
316
317 static gboolean
foreach_meta_remove_one(GstBuffer * buffer,GstMeta ** meta,gpointer to_remove)318 foreach_meta_remove_one (GstBuffer * buffer, GstMeta ** meta,
319 gpointer to_remove)
320 {
321 if (*meta == to_remove) {
322 *meta = NULL;
323 }
324
325 return TRUE;
326 }
327
328 static gint
count_buffer_meta(GstBuffer * buffer)329 count_buffer_meta (GstBuffer * buffer)
330 {
331 gint ret = 0;
332 gpointer state = NULL;
333
334 while (gst_buffer_iterate_meta (buffer, &state))
335 ret++;
336
337 return ret;
338 }
339
GST_START_TEST(test_meta_foreach_remove_one_of_one)340 GST_START_TEST (test_meta_foreach_remove_one_of_one)
341 {
342 GstBuffer *buffer;
343 GstMetaTest *meta1;
344 gpointer state = NULL;
345
346 buffer = gst_buffer_new_and_alloc (4);
347 fail_if (buffer == NULL);
348
349 /* add some metadata */
350 meta1 = GST_META_TEST_ADD (buffer);
351 fail_if (meta1 == NULL);
352
353 fail_unless_equals_int (count_buffer_meta (buffer), 1);
354
355 gst_buffer_foreach_meta (buffer, foreach_meta_remove_one, meta1);
356
357 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
358
359 /* clean up */
360 gst_buffer_unref (buffer);
361 }
362
363 GST_END_TEST;
364
GST_START_TEST(test_meta_foreach_remove_head_of_three)365 GST_START_TEST (test_meta_foreach_remove_head_of_three)
366 {
367 GstBuffer *buffer;
368 GstMetaTest *meta1, *meta2, *meta3;
369 gpointer state = NULL;
370
371 buffer = gst_buffer_new_and_alloc (4);
372 fail_if (buffer == NULL);
373
374 /* add some metadata */
375 meta1 = GST_META_TEST_ADD (buffer);
376 fail_if (meta1 == NULL);
377 meta2 = GST_META_TEST_ADD (buffer);
378 fail_if (meta2 == NULL);
379 meta3 = GST_META_TEST_ADD (buffer);
380 fail_if (meta3 == NULL);
381
382 fail_unless_equals_int (count_buffer_meta (buffer), 3);
383
384 gst_buffer_foreach_meta (buffer, foreach_meta_remove_one, meta3);
385
386 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta1);
387 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta2);
388 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
389
390 /* clean up */
391 gst_buffer_unref (buffer);
392 }
393
394 GST_END_TEST;
395
GST_START_TEST(test_meta_foreach_remove_middle_of_three)396 GST_START_TEST (test_meta_foreach_remove_middle_of_three)
397 {
398 GstBuffer *buffer;
399 GstMetaTest *meta1, *meta2, *meta3;
400 gpointer state = NULL;
401
402 buffer = gst_buffer_new_and_alloc (4);
403 fail_if (buffer == NULL);
404
405 /* add some metadata */
406 meta1 = GST_META_TEST_ADD (buffer);
407 fail_if (meta1 == NULL);
408 meta2 = GST_META_TEST_ADD (buffer);
409 fail_if (meta2 == NULL);
410 meta3 = GST_META_TEST_ADD (buffer);
411 fail_if (meta3 == NULL);
412
413 fail_unless_equals_int (count_buffer_meta (buffer), 3);
414
415 gst_buffer_foreach_meta (buffer, foreach_meta_remove_one, meta2);
416
417 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta1);
418 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta3);
419 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
420
421 /* clean up */
422 gst_buffer_unref (buffer);
423 }
424
425 GST_END_TEST;
426
GST_START_TEST(test_meta_foreach_remove_tail_of_three)427 GST_START_TEST (test_meta_foreach_remove_tail_of_three)
428 {
429 GstBuffer *buffer;
430 GstMetaTest *meta1, *meta2, *meta3;
431 gpointer state = NULL;
432
433 buffer = gst_buffer_new_and_alloc (4);
434 fail_if (buffer == NULL);
435
436 /* add some metadata */
437 meta1 = GST_META_TEST_ADD (buffer);
438 fail_if (meta1 == NULL);
439 meta2 = GST_META_TEST_ADD (buffer);
440 fail_if (meta2 == NULL);
441 meta3 = GST_META_TEST_ADD (buffer);
442 fail_if (meta3 == NULL);
443
444 fail_unless_equals_int (count_buffer_meta (buffer), 3);
445
446 gst_buffer_foreach_meta (buffer, foreach_meta_remove_one, meta1);
447
448 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta2);
449 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta3);
450 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
451
452 /* clean up */
453 gst_buffer_unref (buffer);
454 }
455
456 GST_END_TEST;
457
458 static gboolean
foreach_meta_remove_unpooled(GstBuffer * buffer,GstMeta ** meta,gpointer unused)459 foreach_meta_remove_unpooled (GstBuffer * buffer, GstMeta ** meta,
460 gpointer unused)
461 {
462 if (!GST_META_FLAG_IS_SET (*meta, GST_META_FLAG_POOLED)) {
463 *meta = NULL;
464 }
465
466 return TRUE;
467 }
468
GST_START_TEST(test_meta_foreach_remove_head_and_tail_of_three)469 GST_START_TEST (test_meta_foreach_remove_head_and_tail_of_three)
470 {
471 GstBuffer *buffer;
472 GstMetaTest *meta1, *meta2, *meta3;
473 gpointer state = NULL;
474
475 buffer = gst_buffer_new_and_alloc (4);
476 fail_if (buffer == NULL);
477
478 /* add some metadata */
479 meta1 = GST_META_TEST_ADD (buffer);
480 fail_if (meta1 == NULL);
481 meta2 = GST_META_TEST_ADD (buffer);
482 fail_if (meta2 == NULL);
483 GST_META_FLAG_SET (meta2, GST_META_FLAG_POOLED);
484 meta3 = GST_META_TEST_ADD (buffer);
485 fail_if (meta3 == NULL);
486
487 fail_unless_equals_int (count_buffer_meta (buffer), 3);
488
489 gst_buffer_foreach_meta (buffer, foreach_meta_remove_unpooled, NULL);
490
491 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta2);
492 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
493
494 /* clean up */
495 gst_buffer_unref (buffer);
496 }
497
498 GST_END_TEST;
499
500
GST_START_TEST(test_meta_foreach_remove_several)501 GST_START_TEST (test_meta_foreach_remove_several)
502 {
503 GstBuffer *buffer;
504 GstMetaTest *meta1, *meta2, *meta3, *meta4, *meta5;
505 gpointer state = NULL;
506
507 buffer = gst_buffer_new_and_alloc (4);
508 fail_if (buffer == NULL);
509
510 /* add some metadata */
511 meta1 = GST_META_TEST_ADD (buffer);
512 fail_if (meta1 == NULL);
513 meta2 = GST_META_TEST_ADD (buffer);
514 fail_if (meta2 == NULL);
515 GST_META_FLAG_SET (meta2, GST_META_FLAG_POOLED);
516 meta3 = GST_META_TEST_ADD (buffer);
517 fail_if (meta3 == NULL);
518 meta4 = GST_META_TEST_ADD (buffer);
519 fail_if (meta4 == NULL);
520 meta5 = GST_META_TEST_ADD (buffer);
521 fail_if (meta5 == NULL);
522 GST_META_FLAG_SET (meta5, GST_META_FLAG_POOLED);
523
524 fail_unless_equals_int (count_buffer_meta (buffer), 5);
525
526 gst_buffer_foreach_meta (buffer, foreach_meta_remove_unpooled, NULL);
527
528 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta2);
529 fail_unless (gst_buffer_iterate_meta (buffer, &state) == (GstMeta *) meta5);
530 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
531
532 /* clean up */
533 gst_buffer_unref (buffer);
534 }
535
536 GST_END_TEST;
537
GST_START_TEST(test_meta_iterate)538 GST_START_TEST (test_meta_iterate)
539 {
540 GstBuffer *buffer;
541 GstMeta *m1, *m2, *m3, *m_found;
542 GList *metas;
543 gpointer state;
544
545 /* buffer with single meta */
546 buffer = gst_buffer_new_and_alloc (4);
547 m1 = (GstMeta *) GST_META_TEST_ADD (buffer);
548 fail_unless (m1 != NULL);
549
550 state = NULL;
551 fail_unless (gst_buffer_iterate_meta (buffer, &state) != NULL);
552 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
553
554 state = NULL;
555 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
556 GST_META_TEST_API_TYPE) != NULL);
557 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
558 GST_META_TEST_API_TYPE) == NULL);
559
560 state = NULL;
561 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
562 GST_META_FOO_API_TYPE) == NULL);
563
564 state = NULL;
565 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
566 GST_META_TEST_API_TYPE) != NULL);
567 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
568 GST_META_TEST_API_TYPE) == NULL);
569
570 /* buffer with multiple metas */
571 m2 = (GstMeta *) GST_META_FOO_ADD (buffer);
572 fail_unless (m2 != NULL);
573 m3 = (GstMeta *) GST_META_TEST_ADD (buffer);
574 fail_unless (m3 != NULL);
575
576 /* create a list with metas, we don't know what order buffer_iterate has */
577 metas = g_list_prepend (g_list_prepend (g_list_prepend (NULL, m1), m2), m3);
578
579 state = NULL;
580 m_found = gst_buffer_iterate_meta (buffer, &state);
581 fail_unless (m_found != NULL);
582 metas = g_list_remove (metas, m_found);
583 m_found = gst_buffer_iterate_meta (buffer, &state);
584 fail_unless (m_found != NULL);
585 metas = g_list_remove (metas, m_found);
586 m_found = gst_buffer_iterate_meta (buffer, &state);
587 fail_unless (m_found != NULL);
588 metas = g_list_remove (metas, m_found);
589
590 /* should only have 3 metas, so the 4th time we should get NULL back */
591 fail_unless (gst_buffer_iterate_meta (buffer, &state) == NULL);
592
593 /* list should be empty now, we should have seen each meta once */
594 fail_unless (metas == NULL);
595
596 /* same test as above with iterate_filtered */
597
598 /* create a list with metas, we don't know what order buffer_iterate has */
599 metas = g_list_prepend (g_list_prepend (g_list_prepend (NULL, m1), m2), m3);
600
601 state = NULL;
602 m_found =
603 gst_buffer_iterate_meta_filtered (buffer, &state, GST_META_TEST_API_TYPE);
604 fail_unless (m_found != NULL);
605 metas = g_list_remove (metas, m_found);
606 m_found =
607 gst_buffer_iterate_meta_filtered (buffer, &state, GST_META_TEST_API_TYPE);
608 fail_unless (m_found != NULL);
609 metas = g_list_remove (metas, m_found);
610
611 /* should only have 2 Test metas, so now we should get NULL back */
612 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
613 GST_META_TEST_API_TYPE) == NULL);
614
615 /* but there should also still be a Foo meta */
616 fail_unless_equals_int (g_list_length (metas), 1);
617 fail_unless (metas->data == m2);
618 metas = g_list_remove (metas, m2);
619
620 state = NULL;
621 m_found =
622 gst_buffer_iterate_meta_filtered (buffer, &state, GST_META_FOO_API_TYPE);
623 fail_unless (m_found == m2);
624
625 /* only have 1 Foo meta, so now we should get NULL back */
626 fail_unless (gst_buffer_iterate_meta_filtered (buffer, &state,
627 GST_META_FOO_API_TYPE) == NULL);
628
629 gst_buffer_unref (buffer);
630
631
632 }
633
634 GST_END_TEST;
635
636 #define test_meta_compare_seqnum(a,b) \
637 gst_meta_compare_seqnum((GstMeta*)(a),(GstMeta*)(b))
638
GST_START_TEST(test_meta_seqnum)639 GST_START_TEST (test_meta_seqnum)
640 {
641 GstMetaTest *meta1, *meta2, *meta3;
642 GstBuffer *buffer;
643
644 buffer = gst_buffer_new_and_alloc (4);
645 fail_unless (buffer != NULL);
646
647 /* add some metadata */
648 meta1 = GST_META_TEST_ADD (buffer);
649 fail_unless (meta1 != NULL);
650 meta2 = GST_META_TEST_ADD (buffer);
651 fail_unless (meta2 != NULL);
652 meta3 = GST_META_TEST_ADD (buffer);
653 fail_unless (meta3 != NULL);
654
655 fail_unless (test_meta_compare_seqnum (meta1, meta2) < 0);
656 fail_unless (test_meta_compare_seqnum (meta2, meta3) < 0);
657 fail_unless (test_meta_compare_seqnum (meta1, meta3) < 0);
658
659 fail_unless_equals_int (test_meta_compare_seqnum (meta1, meta1), 0);
660 fail_unless_equals_int (test_meta_compare_seqnum (meta2, meta2), 0);
661 fail_unless_equals_int (test_meta_compare_seqnum (meta3, meta3), 0);
662
663 fail_unless (test_meta_compare_seqnum (meta2, meta1) > 0);
664 fail_unless (test_meta_compare_seqnum (meta3, meta2) > 0);
665 fail_unless (test_meta_compare_seqnum (meta3, meta1) > 0);
666
667 /* Check that gst_meta_compare_seqnum() works correctly as a GCompareFunc */
668 {
669 GList *list;
670
671 /* Make list: 3, 1, 2 */
672 list = g_list_prepend (NULL, meta2);
673 list = g_list_prepend (list, meta1);
674 list = g_list_prepend (list, meta3);
675
676 list = g_list_sort (list, (GCompareFunc) gst_meta_compare_seqnum);
677
678 fail_unless (g_list_nth_data (list, 0) == meta1);
679 fail_unless (g_list_nth_data (list, 1) == meta2);
680 fail_unless (g_list_nth_data (list, 2) == meta3);
681
682 g_list_free (list);
683 }
684
685 /* clean up */
686 gst_buffer_unref (buffer);
687 }
688
689 GST_END_TEST;
690
GST_START_TEST(test_meta_custom)691 GST_START_TEST (test_meta_custom)
692 {
693 GstBuffer *buffer;
694 const GstMetaInfo *info;
695 GstCustomMeta *meta;
696 GstMeta *it;
697 GstStructure *s, *expected;
698 gpointer state = NULL;
699 const gchar *tags[] = { "test-tag", NULL };
700
701 info = gst_meta_register_custom ("test-custom", tags, NULL, NULL, NULL);
702
703 fail_unless (info != NULL);
704
705 buffer = gst_buffer_new_and_alloc (4);
706 fail_if (buffer == NULL);
707
708 /* add some metadata */
709 meta = gst_buffer_add_custom_meta (buffer, "test-custom");
710 fail_if (meta == NULL);
711
712 fail_unless (gst_custom_meta_has_name ((GstCustomMeta *) meta,
713 "test-custom"));
714
715 expected = gst_structure_new_empty ("test-custom");
716 s = gst_custom_meta_get_structure (meta);
717 fail_unless (gst_structure_is_equal (s, expected));
718 gst_structure_free (expected);
719
720 gst_structure_set (s, "test-field", G_TYPE_INT, 42, NULL);
721 gst_buffer_ref (buffer);
722 ASSERT_CRITICAL (gst_structure_set (s, "test-field", G_TYPE_INT, 43, NULL));
723 gst_buffer_unref (buffer);
724 expected = gst_structure_new ("test-custom",
725 "test-field", G_TYPE_INT, 42, NULL);
726 fail_unless (gst_structure_is_equal (s, expected));
727 gst_structure_free (expected);
728
729 it = gst_buffer_iterate_meta (buffer, &state);
730
731 fail_unless ((GstCustomMeta *) it == meta);
732
733 fail_unless (it->info == info);
734
735 /* clean up */
736 gst_buffer_unref (buffer);
737 }
738
739 GST_END_TEST;
740
741 static gboolean
transform_custom(GstBuffer * transbuf,GstMeta * meta,GstBuffer * buffer,GQuark type,gpointer data,gint * user_data)742 transform_custom (GstBuffer * transbuf, GstMeta * meta, GstBuffer * buffer,
743 GQuark type, gpointer data, gint * user_data)
744 {
745 if (GST_META_TRANSFORM_IS_COPY (type)) {
746 GstStructure *s;
747 GstCustomMeta *custom;
748
749 custom = (GstCustomMeta *) gst_buffer_add_meta (transbuf, meta->info, NULL);
750 s = gst_custom_meta_get_structure (custom);
751 gst_structure_set (s, "test-field", G_TYPE_INT, *user_data, NULL);
752 } else {
753 return FALSE;
754 }
755
756 return TRUE;
757 }
758
GST_START_TEST(test_meta_custom_transform)759 GST_START_TEST (test_meta_custom_transform)
760 {
761 GstBuffer *buffer, *buffer_copy;
762 const GstMetaInfo *info;
763 GstCustomMeta *meta;
764 GstStructure *s, *expected;
765 const gchar *tags[] = { "test-tag", NULL };
766 gint *user_data;
767
768 /* That memory should be deallocated at gst_deinit time */
769 user_data = g_malloc (sizeof (gint));
770 *user_data = 42;
771 info =
772 gst_meta_register_custom ("test-custom-transform", tags,
773 (GstCustomMetaTransformFunction) transform_custom, user_data, g_free);
774
775 fail_unless (info != NULL);
776
777 buffer = gst_buffer_new_and_alloc (4);
778 fail_if (buffer == NULL);
779
780 /* add some metadata */
781 meta = gst_buffer_add_custom_meta (buffer, "test-custom-transform");
782 fail_if (meta == NULL);
783
784 buffer_copy = gst_buffer_copy (buffer);
785 meta = gst_buffer_get_custom_meta (buffer_copy, "test-custom-transform");
786 fail_unless (meta != NULL);
787 expected = gst_structure_new ("test-custom-transform",
788 "test-field", G_TYPE_INT, 42, NULL);
789 s = gst_custom_meta_get_structure (meta);
790 fail_unless (gst_structure_is_equal (s, expected));
791 gst_structure_free (expected);
792
793 /* clean up */
794 gst_buffer_unref (buffer_copy);
795 gst_buffer_unref (buffer);
796 }
797
798 GST_END_TEST;
799
800 static Suite *
gst_buffermeta_suite(void)801 gst_buffermeta_suite (void)
802 {
803 Suite *s = suite_create ("GstMeta");
804 TCase *tc_chain = tcase_create ("general");
805
806 suite_add_tcase (s, tc_chain);
807 tcase_add_test (tc_chain, test_meta_test);
808 tcase_add_test (tc_chain, test_meta_locked);
809 tcase_add_test (tc_chain, test_meta_foreach_remove_one_of_one);
810 tcase_add_test (tc_chain, test_meta_foreach_remove_head_of_three);
811 tcase_add_test (tc_chain, test_meta_foreach_remove_middle_of_three);
812 tcase_add_test (tc_chain, test_meta_foreach_remove_tail_of_three);
813 tcase_add_test (tc_chain, test_meta_foreach_remove_head_and_tail_of_three);
814 tcase_add_test (tc_chain, test_meta_foreach_remove_several);
815 tcase_add_test (tc_chain, test_meta_iterate);
816 tcase_add_test (tc_chain, test_meta_seqnum);
817 tcase_add_test (tc_chain, test_meta_custom);
818 tcase_add_test (tc_chain, test_meta_custom_transform);
819
820 return s;
821 }
822
823 GST_CHECK_MAIN (gst_buffermeta);
824