1 /* GStreamer
2 *
3 * Copyright (C) 2009, Axis Communications AB, LUND, SWEDEN
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 #ifdef HAVE_CONFIG_H
21 #include "config.h"
22 #endif
23
24 #include <gst/check/gstcheck.h>
25 #include <gst/app/gstappsink.h>
26
27 gint global_testdata;
28
29 static GstPad *mysrcpad;
30
31 static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
32 GST_PAD_SRC,
33 GST_PAD_ALWAYS,
34 GST_STATIC_CAPS ("application/x-gst-check")
35 );
36
37 static GstElement *
setup_appsink(void)38 setup_appsink (void)
39 {
40 GstElement *appsink;
41 GstCaps *caps;
42
43 GST_DEBUG ("setup_appsink");
44 appsink = gst_check_setup_element ("appsink");
45 mysrcpad = gst_check_setup_src_pad (appsink, &srctemplate);
46 gst_pad_set_active (mysrcpad, TRUE);
47
48 caps = gst_caps_new_empty_simple ("application/x-gst-check");
49 gst_check_setup_events (mysrcpad, appsink, caps, GST_FORMAT_TIME);
50 gst_caps_unref (caps);
51
52 return appsink;
53 }
54
55 static void
cleanup_appsink(GstElement * appsink)56 cleanup_appsink (GstElement * appsink)
57 {
58 GST_DEBUG ("cleanup_appsink");
59
60 gst_check_teardown_src_pad (appsink);
61 gst_check_teardown_element (appsink);
62 }
63
64 /* This function does an operation to it's indata argument and returns it.
65 * The exact operation performed doesn't matter. Currently it multiplies with
66 * two, but it could do anything. The idea is to use the function to verify
67 * that the code calling it gets run. */
68 static gint
operate_on_data(gint indata)69 operate_on_data (gint indata)
70 {
71 return indata * 2;
72 }
73
74 static GstFlowReturn
callback_function(GstAppSink * appsink,gpointer callback_data)75 callback_function (GstAppSink * appsink, gpointer callback_data)
76 {
77 global_testdata = operate_on_data (*((gint *) callback_data));
78
79 return GST_FLOW_OK;
80 }
81
82 static void
notify_function(gpointer callback_data)83 notify_function (gpointer callback_data)
84 {
85 global_testdata = operate_on_data (*((gint *) callback_data));
86 }
87
GST_START_TEST(test_non_clients)88 GST_START_TEST (test_non_clients)
89 {
90 GstElement *sink;
91 GstBuffer *buffer;
92
93 sink = setup_appsink ();
94
95 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
96
97 buffer = gst_buffer_new_and_alloc (4);
98 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
99
100 GST_DEBUG ("cleaning up appsink");
101 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
102 cleanup_appsink (sink);
103 }
104
105 GST_END_TEST;
106
107 /* Verifies that the handoff callback gets run one time when passing a buffer */
GST_START_TEST(test_handoff_callback)108 GST_START_TEST (test_handoff_callback)
109 {
110 GstElement *sink;
111 GstBuffer *buffer;
112 gint testdata;
113 GstAppSinkCallbacks callbacks = { NULL };
114
115 sink = setup_appsink ();
116
117 global_testdata = 0;
118 testdata = 5; /* Arbitrary value */
119
120 callbacks.new_sample = callback_function;
121
122 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks, &testdata, NULL);
123
124 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
125
126 buffer = gst_buffer_new_and_alloc (4);
127 /* Pushing a buffer should run our callback */
128 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
129
130 testdata = operate_on_data (testdata);
131
132 /* If both test_data & global_testdata have been operated on, we're happy. */
133 fail_unless (testdata == global_testdata);
134
135 GST_DEBUG ("cleaning up appsink");
136 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
137 cleanup_appsink (sink);
138 }
139
140 GST_END_TEST;
141
142 /* Verifies that the notify function gets executed when the sink is destroyed */
GST_START_TEST(test_notify0)143 GST_START_TEST (test_notify0)
144 {
145 GstElement *sink;
146 gint testdata;
147 GstAppSinkCallbacks callbacks = { NULL };
148
149 sink = gst_element_factory_make ("appsink", NULL);
150
151 global_testdata = 0;
152 testdata = 17; /* Arbitrary value */
153
154 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks,
155 &testdata, (*notify_function));
156
157 GST_DEBUG ("cleaning up appsink");
158 /* Destroying sink should call our notify_function */
159 gst_object_unref (sink);
160
161 testdata = operate_on_data (testdata);
162
163 /* If both test_data & global_testdata have been operated on, we're happy. */
164 fail_unless (testdata == global_testdata);
165 }
166
167 GST_END_TEST;
168
169
170 /* Verifies that the notify function gets executed when
171 * gst_app_sink_set_callbacks () gets called */
GST_START_TEST(test_notify1)172 GST_START_TEST (test_notify1)
173 {
174 GstElement *sink;
175 gint testdata;
176 GstAppSinkCallbacks callbacks = { NULL };
177
178 sink = gst_element_factory_make ("appsink", NULL);
179
180 global_testdata = 0;
181 testdata = 42; /* Arbitrary value */
182
183 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks,
184 &testdata, (*notify_function));
185 /* Setting new callbacks should trigger the destroy of the old data */
186 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks, &testdata, NULL);
187
188 testdata = operate_on_data (testdata);
189
190 /* If both test_data & global_testdata have been operated on, we're happy. */
191 fail_unless (testdata == global_testdata);
192
193 GST_DEBUG ("cleaning up appsink");
194 gst_object_unref (sink);
195 }
196
197 GST_END_TEST;
198
199 static const gint values[] = { 1, 2, 4 };
200
201 static GstBufferList *
create_buffer_list(void)202 create_buffer_list (void)
203 {
204 guint len;
205 GstBuffer *buffer;
206 GstBufferList *mylist;
207
208 mylist = gst_buffer_list_new ();
209 fail_if (mylist == NULL);
210
211 len = gst_buffer_list_length (mylist);
212 fail_if (len != 0);
213
214 buffer = gst_buffer_new_and_alloc (sizeof (gint));
215 gst_buffer_fill (buffer, 0, &values[0], sizeof (gint));
216 gst_buffer_list_add (mylist, buffer);
217
218 buffer = gst_buffer_new_and_alloc (sizeof (gint));
219 gst_buffer_fill (buffer, 0, &values[1], sizeof (gint));
220 gst_buffer_list_add (mylist, buffer);
221
222 buffer = gst_buffer_new_and_alloc (sizeof (gint));
223 gst_buffer_fill (buffer, 0, &values[2], sizeof (gint));
224 gst_buffer_list_add (mylist, buffer);
225
226 return mylist;
227 }
228
229 static GstFlowReturn
callback_function_sample_fallback(GstAppSink * appsink,gpointer p_counter)230 callback_function_sample_fallback (GstAppSink * appsink, gpointer p_counter)
231 {
232 GstSample *sample;
233 GstBuffer *buf;
234 gint *p_int_counter = p_counter;
235
236 sample = gst_app_sink_pull_sample (appsink);
237 buf = gst_sample_get_buffer (sample);
238 fail_unless (GST_IS_BUFFER (buf));
239
240 /* buffer list has 3 buffers in two groups */
241 switch (*p_int_counter) {
242 case 0:
243 fail_unless_equals_int (gst_buffer_get_size (buf), sizeof (gint));
244 gst_check_buffer_data (buf, &values[0], sizeof (gint));
245 break;
246 case 1:
247 fail_unless_equals_int (gst_buffer_get_size (buf), sizeof (gint));
248 gst_check_buffer_data (buf, &values[1], sizeof (gint));
249 break;
250 case 2:
251 fail_unless_equals_int (gst_buffer_get_size (buf), sizeof (gint));
252 gst_check_buffer_data (buf, &values[2], sizeof (gint));
253 break;
254 default:
255 g_warn_if_reached ();
256 break;
257 }
258
259 gst_sample_unref (sample);
260
261 *p_int_counter += 1;
262
263 return GST_FLOW_OK;
264 }
265
266 static GstFlowReturn
callback_function_sample(GstAppSink * appsink,gpointer p_counter)267 callback_function_sample (GstAppSink * appsink, gpointer p_counter)
268 {
269 GstSample *sample;
270 GstBufferList *list;
271 gint *p_int_counter = p_counter;
272 guint len;
273 gint i;
274
275 sample = gst_app_sink_pull_sample (appsink);
276 list = gst_sample_get_buffer_list (sample);
277 fail_unless (GST_IS_BUFFER_LIST (list));
278 len = gst_buffer_list_length (list);
279 fail_unless_equals_int (len, 3);
280
281 for (i = 0; i < len; i++) {
282 GstBuffer *buf = gst_buffer_list_get (list, i);
283 fail_unless_equals_int (gst_buffer_get_size (buf), sizeof (gint));
284 gst_check_buffer_data (buf, &values[i], sizeof (gint));
285 }
286
287 gst_sample_unref (sample);
288
289 *p_int_counter += 1;
290
291 return GST_FLOW_OK;
292 }
293
GST_START_TEST(test_buffer_list_fallback)294 GST_START_TEST (test_buffer_list_fallback)
295 {
296 GstElement *sink;
297 GstBufferList *list;
298 GstAppSinkCallbacks callbacks = { NULL };
299 gint counter = 0;
300 gboolean buffer_list_support;
301
302 sink = setup_appsink ();
303
304 /* verify that the buffer list support is disabled per default */
305 g_object_get (sink, "buffer-list", &buffer_list_support, NULL);
306 fail_unless (buffer_list_support == FALSE);
307
308
309 callbacks.new_sample = callback_function_sample_fallback;
310
311 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks, &counter, NULL);
312
313 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
314
315 list = create_buffer_list ();
316 fail_unless (gst_pad_push_list (mysrcpad, list) == GST_FLOW_OK);
317
318 fail_unless_equals_int (counter, 3);
319
320 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
321 cleanup_appsink (sink);
322 }
323
324 GST_END_TEST;
325
GST_START_TEST(test_buffer_list_support)326 GST_START_TEST (test_buffer_list_support)
327 {
328 GstElement *sink;
329 GstBufferList *list;
330 GstAppSinkCallbacks callbacks = { NULL };
331 gint counter = 0;
332
333 sink = setup_appsink ();
334
335 /* enable buffer list support */
336 g_object_set (sink, "buffer-list", TRUE, NULL);
337
338 callbacks.new_sample = callback_function_sample;
339
340 gst_app_sink_set_callbacks (GST_APP_SINK (sink), &callbacks, &counter, NULL);
341
342 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
343
344 list = create_buffer_list ();
345 fail_unless (gst_pad_push_list (mysrcpad, list) == GST_FLOW_OK);
346
347 fail_unless_equals_int (counter, 1);
348
349 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
350 cleanup_appsink (sink);
351 }
352
353 GST_END_TEST;
354
GST_START_TEST(test_buffer_list_fallback_signal)355 GST_START_TEST (test_buffer_list_fallback_signal)
356 {
357 GstElement *sink;
358 GstBufferList *list;
359 gint counter = 0;
360
361 sink = setup_appsink ();
362
363 /* C calling convention to the rescue.. */
364 g_signal_connect (sink, "new-sample",
365 G_CALLBACK (callback_function_sample_fallback), &counter);
366
367 g_object_set (sink, "emit-signals", TRUE, NULL);
368
369 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
370
371 list = create_buffer_list ();
372 fail_unless (gst_pad_push_list (mysrcpad, list) == GST_FLOW_OK);
373
374 fail_unless_equals_int (counter, 3);
375
376 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
377 cleanup_appsink (sink);
378 }
379
380 GST_END_TEST;
381
GST_START_TEST(test_buffer_list_signal)382 GST_START_TEST (test_buffer_list_signal)
383 {
384 GstElement *sink;
385 GstBufferList *list;
386 gint counter = 0;
387
388 sink = setup_appsink ();
389
390 /* enable buffer list support */
391 g_object_set (sink, "buffer-list", TRUE, NULL);
392
393 /* C calling convention to the rescue.. */
394 g_signal_connect (sink, "new-sample", G_CALLBACK (callback_function_sample),
395 &counter);
396
397 g_object_set (sink, "emit-signals", TRUE, NULL);
398
399 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
400
401 list = create_buffer_list ();
402 fail_unless (gst_pad_push_list (mysrcpad, list) == GST_FLOW_OK);
403
404 fail_unless_equals_int (counter, 1);
405
406 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
407 cleanup_appsink (sink);
408 }
409
410 GST_END_TEST;
411
GST_START_TEST(test_segment)412 GST_START_TEST (test_segment)
413 {
414 GstElement *sink;
415 GstSegment segment;
416 GstBuffer *buffer;
417 GstSample *pulled_preroll;
418 GstSample *pulled_sample;
419
420 sink = setup_appsink ();
421
422 gst_segment_init (&segment, GST_FORMAT_TIME);
423 segment.start = 2 * GST_SECOND;
424 fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
425
426 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
427
428 buffer = gst_buffer_new_and_alloc (4);
429 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
430
431 g_signal_emit_by_name (sink, "pull-preroll", &pulled_preroll);
432 fail_unless (gst_segment_is_equal (&segment,
433 gst_sample_get_segment (pulled_preroll)));
434 gst_sample_unref (pulled_preroll);
435
436 g_signal_emit_by_name (sink, "pull-sample", &pulled_sample);
437 fail_unless (gst_segment_is_equal (&segment,
438 gst_sample_get_segment (pulled_sample)));
439 gst_sample_unref (pulled_sample);
440
441 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
442 cleanup_appsink (sink);
443 }
444
445 GST_END_TEST;
446
GST_START_TEST(test_pull_with_timeout)447 GST_START_TEST (test_pull_with_timeout)
448 {
449 GstElement *sink;
450 GstBuffer *buffer;
451 GstSample *s;
452 guint64 t1, tdiff;
453
454 sink = setup_appsink ();
455
456 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
457
458 /* Check that it actually waits for a bit */
459 t1 = gst_util_get_timestamp ();
460 s = gst_app_sink_try_pull_preroll (GST_APP_SINK (sink), GST_SECOND / 20);
461 tdiff = gst_util_get_timestamp () - t1;
462 GST_LOG ("tdiff: %" GST_TIME_FORMAT, GST_TIME_ARGS (tdiff));
463 fail_unless (s == NULL);
464 fail_unless (tdiff > (GST_SECOND / (20 * 2)));
465
466 buffer = gst_buffer_new_and_alloc (4);
467 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
468
469 s = gst_app_sink_try_pull_preroll (GST_APP_SINK (sink), GST_SECOND / 20);
470 fail_unless (s != NULL);
471 gst_sample_unref (s);
472
473 s = gst_app_sink_try_pull_sample (GST_APP_SINK (sink), 500 * GST_SECOND);
474 fail_unless (s != NULL);
475 gst_sample_unref (s);
476
477 /* No waiting */
478 s = gst_app_sink_try_pull_sample (GST_APP_SINK (sink), 0);
479 fail_unless (s == NULL);
480
481 /* Check that it actually waits for a bit */
482 t1 = gst_util_get_timestamp ();
483 s = gst_app_sink_try_pull_sample (GST_APP_SINK (sink), GST_SECOND / 20);
484 tdiff = gst_util_get_timestamp () - t1;
485 GST_LOG ("tdiff: %" GST_TIME_FORMAT, GST_TIME_ARGS (tdiff));
486 fail_unless (s == NULL);
487 fail_unless (tdiff > (GST_SECOND / (20 * 2)));
488
489 /* No waiting, with buffer pending */
490 buffer = gst_buffer_new_and_alloc (5);
491 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
492 s = gst_app_sink_try_pull_sample (GST_APP_SINK (sink), 0);
493 fail_unless (s != NULL);
494 gst_sample_unref (s);
495
496 /* With timeout, with buffer pending */
497 buffer = gst_buffer_new_and_alloc (6);
498 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
499 s = gst_app_sink_try_pull_sample (GST_APP_SINK (sink), GST_SECOND / 20);
500 fail_unless (s != NULL);
501 gst_sample_unref (s);
502
503 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
504 cleanup_appsink (sink);
505 }
506
507 GST_END_TEST;
508
GST_START_TEST(test_pull_preroll)509 GST_START_TEST (test_pull_preroll)
510 {
511 GstElement *sink = NULL;
512 GstBuffer *buffer = NULL;
513 GstSample *pulled_preroll = NULL;
514
515 sink = setup_appsink ();
516
517 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
518
519 buffer = gst_buffer_new_and_alloc (4);
520 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
521
522 pulled_preroll = gst_app_sink_pull_preroll (GST_APP_SINK (sink));
523 fail_unless (pulled_preroll);
524 gst_sample_unref (pulled_preroll);
525
526 fail_if (gst_app_sink_try_pull_preroll (GST_APP_SINK (sink), 0));
527
528 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
529 cleanup_appsink (sink);
530 }
531
532 GST_END_TEST;
533
GST_START_TEST(test_do_not_care_preroll)534 GST_START_TEST (test_do_not_care_preroll)
535 {
536 GstElement *sink = NULL;
537 GstBuffer *buffer = NULL;
538 GstSample *pulled_sample = NULL;
539
540 sink = setup_appsink ();
541
542 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
543
544 buffer = gst_buffer_new_and_alloc (4);
545 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
546
547 pulled_sample = gst_app_sink_pull_sample (GST_APP_SINK (sink));
548 fail_unless (pulled_sample);
549 gst_sample_unref (pulled_sample);
550
551 fail_if (gst_app_sink_try_pull_preroll (GST_APP_SINK (sink), 0));
552
553 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
554 cleanup_appsink (sink);
555 }
556
557 GST_END_TEST;
558
559 typedef struct
560 {
561 GMutex mutex;
562 GCond cond;
563 GstAppSink *appsink;
564 gboolean check;
565 } TestQueryDrainContext;
566
567 #define TEST_QUERY_DRAIN_CONTEXT_INIT { { 0, }, }
568
569 static gpointer
my_app_thread(TestQueryDrainContext * ctx)570 my_app_thread (TestQueryDrainContext * ctx)
571 {
572 GstSample *pulled_preroll = NULL;
573 GstSample *pulled_sample = NULL;
574
575 /* Wait for the query to reach appsink. */
576 g_mutex_lock (&ctx->mutex);
577 while (!ctx->check)
578 g_cond_wait (&ctx->cond, &ctx->mutex);
579 g_mutex_unlock (&ctx->mutex);
580
581 pulled_preroll = gst_app_sink_pull_preroll (ctx->appsink);
582 fail_unless (pulled_preroll);
583 gst_sample_unref (pulled_preroll);
584
585 pulled_sample = gst_app_sink_pull_sample (ctx->appsink);
586 fail_unless (pulled_sample);
587 gst_sample_unref (pulled_sample);
588
589 pulled_sample = gst_app_sink_pull_sample (ctx->appsink);
590 fail_unless (pulled_sample);
591 gst_sample_unref (pulled_sample);
592
593 return NULL;
594 }
595
596 static GstPadProbeReturn
query_handler(GstPad * pad,GstPadProbeInfo * info,gpointer user_data)597 query_handler (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
598 {
599 GstQuery *query = GST_PAD_PROBE_INFO_QUERY (info);
600 TestQueryDrainContext *ctx = (TestQueryDrainContext *) user_data;
601 switch (GST_QUERY_TYPE (query)) {
602 case GST_QUERY_DRAIN:
603 {
604 if (GST_PAD_PROBE_INFO_TYPE (info) & GST_PAD_PROBE_TYPE_PUSH) {
605 g_mutex_lock (&ctx->mutex);
606 ctx->check = TRUE;
607 g_cond_signal (&ctx->cond);
608 g_mutex_unlock (&ctx->mutex);
609 } else if (GST_PAD_PROBE_INFO_TYPE (info) & GST_PAD_PROBE_TYPE_PULL) {
610 /* Check that there is no pending buffers when drain query is done. */
611 fail_if (gst_app_sink_try_pull_preroll (ctx->appsink, 0));
612 fail_if (gst_app_sink_try_pull_sample (ctx->appsink, 0));
613 }
614 break;
615 }
616 default:
617 break;
618 }
619 return GST_PAD_PROBE_OK;
620 }
621
GST_START_TEST(test_query_drain)622 GST_START_TEST (test_query_drain)
623 {
624 GstElement *sink = NULL;
625 GstBuffer *buffer = NULL;
626 GstPad *sinkpad = NULL;
627 GThread *thread = NULL;
628 GstQuery *query = NULL;
629 TestQueryDrainContext ctx = TEST_QUERY_DRAIN_CONTEXT_INIT;
630
631 sink = setup_appsink ();
632
633 g_mutex_init (&ctx.mutex);
634 g_cond_init (&ctx.cond);
635 ctx.appsink = GST_APP_SINK (sink);
636 ctx.check = FALSE;
637
638 sinkpad = gst_element_get_static_pad (sink, "sink");
639 gst_pad_add_probe (sinkpad, GST_PAD_PROBE_TYPE_QUERY_DOWNSTREAM,
640 query_handler, (gpointer) & ctx, NULL);
641 gst_object_unref (sinkpad);
642
643 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
644
645 buffer = gst_buffer_new_and_alloc (4);
646 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
647
648 buffer = gst_buffer_new_and_alloc (4);
649 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
650
651 thread = g_thread_new ("appthread", (GThreadFunc) my_app_thread, &ctx);
652 fail_unless (thread != NULL);
653
654 query = gst_query_new_drain ();
655 fail_unless (gst_pad_peer_query (mysrcpad, query));
656 gst_query_unref (query);
657
658 g_thread_join (thread);
659
660 g_mutex_clear (&ctx.mutex);
661 g_cond_clear (&ctx.cond);
662
663 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
664 cleanup_appsink (sink);
665 }
666
667 GST_END_TEST;
668
GST_START_TEST(test_pull_sample_refcounts)669 GST_START_TEST (test_pull_sample_refcounts)
670 {
671 GstElement *sink;
672 GstBuffer *buffer;
673 GstSample *s1, *s2, *s3;
674
675 sink = setup_appsink ();
676
677 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
678
679 buffer = gst_buffer_new_and_alloc (4);
680 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
681
682 s1 = gst_app_sink_pull_sample (GST_APP_SINK (sink));
683 fail_unless (s1 != NULL);
684 fail_unless (gst_buffer_get_size (gst_sample_get_buffer (s1)) == 4);
685 gst_sample_unref (s1);
686
687 buffer = gst_buffer_new_and_alloc (6);
688 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
689 s2 = gst_app_sink_pull_sample (GST_APP_SINK (sink));
690 fail_unless (s2 != NULL);
691 fail_unless (gst_buffer_get_size (gst_sample_get_buffer (s2)) == 6);
692
693 /* We unreffed s1, appsink should thus reuse the same sample,
694 * avoiding an extra allocation */
695 fail_unless (s1 == s2);
696
697 buffer = gst_buffer_new_and_alloc (8);
698 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
699 s3 = gst_app_sink_pull_sample (GST_APP_SINK (sink));
700 fail_unless (s3 != NULL);
701 fail_unless (gst_buffer_get_size (gst_sample_get_buffer (s2)) == 6);
702 fail_unless (gst_buffer_get_size (gst_sample_get_buffer (s3)) == 8);
703
704
705 /* We didn't unref s2, appsink should thus have created a new sample */
706 fail_unless (s2 != s3);
707
708 gst_sample_unref (s2);
709 gst_sample_unref (s3);
710
711 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
712 cleanup_appsink (sink);
713 }
714
715 GST_END_TEST;
716
717 static gboolean
new_event_cb(GstAppSink * appsink,gpointer callback_data)718 new_event_cb (GstAppSink * appsink, gpointer callback_data)
719 {
720 guint *new_event_count = callback_data;
721 *new_event_count += 1;
722 return TRUE;
723 }
724
725 /* Verifies that the event callback is called */
GST_START_TEST(test_event_callback)726 GST_START_TEST (test_event_callback)
727 {
728 GstElement *sink;
729 GstPad *sinkpad;
730 GstBuffer *buffer;
731 guint new_event_count;
732 GstAppSinkCallbacks callbacks = { NULL };
733 GstMiniObject *object;
734 GstAppSink *app_sink;
735
736 sink = setup_appsink ();
737 app_sink = GST_APP_SINK (sink);
738
739 callbacks.new_event = new_event_cb;
740
741 gst_app_sink_set_callbacks (app_sink, &callbacks, &new_event_count, NULL);
742
743 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
744
745 /* push a buffer so pending events are pushed */
746 buffer = gst_buffer_new_and_alloc (4);
747 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
748
749 /* flush pending events from the queue */
750 while ((object = gst_app_sink_try_pull_object (app_sink, 0)))
751 gst_mini_object_unref (object);
752 new_event_count = 0;
753
754 /* push a buffer */
755 buffer = gst_buffer_new_and_alloc (4);
756 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
757
758 /* push custom event */
759 sinkpad = gst_element_get_static_pad (sink, "sink");
760 fail_unless (sinkpad);
761 fail_unless (gst_pad_send_event (sinkpad,
762 gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM,
763 gst_structure_new ("custom", NULL, NULL))));
764 fail_unless_equals_int (new_event_count, 1);
765 gst_object_unref (sinkpad);
766
767 /* push a second buffer */
768 buffer = gst_buffer_new_and_alloc (4);
769 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
770
771 /* check if the samples and events are pulled in the right order */
772 object = gst_app_sink_pull_object (app_sink);
773 fail_unless (GST_IS_SAMPLE (object));
774 gst_mini_object_unref (object);
775
776 object = gst_app_sink_pull_object (app_sink);
777 fail_unless (GST_IS_EVENT (object));
778 fail_unless_equals_int (GST_EVENT_TYPE (object), GST_EVENT_CUSTOM_DOWNSTREAM);
779 gst_mini_object_unref (object);
780
781 object = gst_app_sink_pull_object (app_sink);
782 fail_unless (GST_IS_SAMPLE (object));
783 gst_mini_object_unref (object);
784
785 GST_DEBUG ("cleaning up appsink");
786 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
787 cleanup_appsink (sink);
788 }
789
790 GST_END_TEST;
791
792
GST_START_TEST(test_event_signals)793 GST_START_TEST (test_event_signals)
794 {
795 GstElement *sink;
796 GstPad *sinkpad;
797 GstBuffer *buffer;
798 GstMiniObject *object;
799 GstAppSink *app_sink;
800 guint new_event_count = 0;
801
802 sink = setup_appsink ();
803 app_sink = GST_APP_SINK (sink);
804
805 g_object_set (sink, "emit-signals", TRUE, NULL);
806
807 g_signal_connect (sink, "new-serialized-event", G_CALLBACK (new_event_cb),
808 &new_event_count);
809
810 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
811
812 /* push a buffer so pending events are pushed */
813 buffer = gst_buffer_new_and_alloc (4);
814 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
815
816 /* flush pending events from the queue */
817 while ((object = gst_app_sink_try_pull_object (app_sink, 0)))
818 gst_mini_object_unref (object);
819 new_event_count = 0;
820
821 /* push a buffer */
822 buffer = gst_buffer_new_and_alloc (4);
823 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
824
825 /* push custom event */
826 sinkpad = gst_element_get_static_pad (sink, "sink");
827 fail_unless (sinkpad);
828 fail_unless (gst_pad_send_event (sinkpad,
829 gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM,
830 gst_structure_new ("custom", NULL, NULL))));
831 fail_unless_equals_int (new_event_count, 1);
832 gst_object_unref (sinkpad);
833
834 /* push a second buffer */
835 buffer = gst_buffer_new_and_alloc (4);
836 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
837
838 /* check if the buffers and events are pulled in the right order */
839 g_signal_emit_by_name (sink, "try-pull-object", GST_CLOCK_TIME_NONE, &object);
840 fail_unless (GST_IS_SAMPLE (object));
841 gst_mini_object_unref (object);
842
843 g_signal_emit_by_name (sink, "try-pull-object", GST_CLOCK_TIME_NONE, &object);
844 fail_unless (GST_IS_EVENT (object));
845 fail_unless_equals_int (GST_EVENT_TYPE (object), GST_EVENT_CUSTOM_DOWNSTREAM);
846 gst_mini_object_unref (object);
847
848 g_signal_emit_by_name (sink, "try-pull-object", GST_CLOCK_TIME_NONE, &object);
849 fail_unless (GST_IS_SAMPLE (object));
850 gst_mini_object_unref (object);
851
852 GST_DEBUG ("cleaning up appsink");
853 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
854 cleanup_appsink (sink);
855
856 }
857
858 GST_END_TEST;
859
860 /* try pulling events when appsink is in PAUSED */
GST_START_TEST(test_event_paused)861 GST_START_TEST (test_event_paused)
862 {
863 GstElement *sink;
864 guint new_event_count = 0;
865 GstAppSinkCallbacks callbacks = { NULL };
866 GstMiniObject *object;
867 GstAppSink *app_sink;
868 GstCaps *caps;
869
870 sink = setup_appsink ();
871 app_sink = GST_APP_SINK (sink);
872
873 callbacks.new_event = new_event_cb;
874
875 gst_app_sink_set_callbacks (app_sink, &callbacks, &new_event_count, NULL);
876
877 ASSERT_SET_STATE (sink, GST_STATE_PAUSED, GST_STATE_CHANGE_ASYNC);
878
879 /* push a couple of events while in PAUSED */
880 gst_pad_push_event (mysrcpad, gst_event_new_stream_start ("test"));
881 caps = gst_caps_new_simple ("audio/x-raw", NULL, NULL);
882 gst_pad_push_event (mysrcpad, gst_event_new_caps (caps));
883 gst_caps_unref (caps);
884
885 fail_unless_equals_int (new_event_count, 2);
886
887 /* check pulled events */
888 object = gst_app_sink_pull_object (app_sink);
889 fail_unless (GST_IS_EVENT (object));
890 fail_unless_equals_int (GST_EVENT_TYPE (object), GST_EVENT_STREAM_START);
891 gst_mini_object_unref (object);
892
893 object = gst_app_sink_pull_object (app_sink);
894 fail_unless (GST_IS_EVENT (object));
895 fail_unless_equals_int (GST_EVENT_TYPE (object), GST_EVENT_CAPS);
896 gst_mini_object_unref (object);
897
898 object = gst_app_sink_try_pull_object (app_sink, 0);
899 fail_if (object);
900
901 GST_DEBUG ("cleaning up appsink");
902 ASSERT_SET_STATE (sink, GST_STATE_NULL, GST_STATE_CHANGE_SUCCESS);
903 cleanup_appsink (sink);
904 }
905
906 GST_END_TEST;
907
GST_START_TEST(test_reverse_stepping)908 GST_START_TEST (test_reverse_stepping)
909 {
910 GstElement *pipeline;
911 GstStateChangeReturn state_ret;
912 GstState state = GST_STATE_NULL;
913 gboolean ret;
914 GstEvent *event;
915 GstAppSink *sink;
916 GstSample *sample;
917 GstBuffer *buffer;
918 GstClockTime running_time;
919
920 pipeline =
921 gst_parse_launch ("videotestsrc name=src ! video/x-raw,framerate=1/1 "
922 "! appsink name=sink max-buffers=1", NULL);
923 fail_unless (pipeline != NULL);
924
925 sink = (GstAppSink *) gst_bin_get_by_name (GST_BIN (pipeline), "sink");
926 fail_unless (sink != NULL);
927
928 /* Pause and ensure preroll */
929 state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
930 fail_unless (state_ret != GST_STATE_CHANGE_FAILURE);
931
932 state_ret =
933 gst_element_get_state (pipeline, &state, NULL, GST_CLOCK_TIME_NONE);
934 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
935 fail_unless (state == GST_STATE_PAUSED);
936
937 ret = gst_element_seek (pipeline, -1.0, GST_FORMAT_TIME,
938 GST_SEEK_FLAG_ACCURATE | GST_SEEK_FLAG_FLUSH, GST_SEEK_TYPE_NONE,
939 -1, GST_SEEK_TYPE_SET, 10 * GST_SECOND);
940 fail_unless (ret != FALSE);
941
942 state_ret =
943 gst_element_get_state (pipeline, &state, NULL, GST_CLOCK_TIME_NONE);
944 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
945 fail_unless (state == GST_STATE_PAUSED);
946
947 sample = gst_app_sink_pull_preroll (sink);
948 fail_unless (GST_IS_SAMPLE (sample));
949 buffer = gst_sample_get_buffer (sample);
950 fail_unless (GST_IS_BUFFER (buffer));
951
952 /* start running time */
953 running_time = GST_BUFFER_PTS (buffer);
954 gst_sample_unref (sample);
955
956 do {
957 /* timestamp of new preroll buffer should be
958 * "previous running time - buffer duration"
959 */
960 running_time -= GST_SECOND;
961 event = gst_event_new_step (GST_FORMAT_BUFFERS, 1, 1.0, TRUE, FALSE);
962 ret = gst_element_send_event (pipeline, event);
963 fail_unless (ret);
964 state_ret =
965 gst_element_get_state (pipeline, &state, NULL, GST_CLOCK_TIME_NONE);
966 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
967 fail_unless (state == GST_STATE_PAUSED);
968
969 sample = gst_app_sink_pull_preroll (sink);
970 /* EOS */
971 if (!sample)
972 break;
973
974 fail_unless (GST_IS_SAMPLE (sample));
975 buffer = gst_sample_get_buffer (sample);
976 fail_unless (GST_IS_BUFFER (buffer));
977 fail_unless_equals_uint64 (running_time, GST_BUFFER_PTS (buffer));
978 gst_sample_unref (sample);
979 } while (sample);
980
981 state_ret = gst_element_set_state (pipeline, GST_STATE_NULL);
982 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS);
983
984 gst_object_unref (sink);
985 gst_object_unref (pipeline);
986 }
987
988 GST_END_TEST;
989
990 static void
push_caps_with_type(gint caps_type)991 push_caps_with_type (gint caps_type)
992 {
993 GstCaps *caps;
994
995 caps =
996 gst_caps_new_simple ("application/x-gst-check", "type", G_TYPE_INT,
997 caps_type, NULL);
998 fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_caps (caps)));
999
1000 gst_caps_unref (caps);
1001 }
1002
1003 static void
push_buffer_with_number(gint buffer_number)1004 push_buffer_with_number (gint buffer_number)
1005 {
1006 GstBuffer *buffer;
1007
1008 buffer = gst_buffer_new_and_alloc (sizeof (gint));
1009 gst_buffer_fill (buffer, 0, &buffer_number, sizeof (gint));
1010 fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
1011 }
1012
1013 static void
pull_and_check_sample(GstElement * appsink,gint expected_buffer_number,gint expected_caps_type)1014 pull_and_check_sample (GstElement * appsink, gint expected_buffer_number,
1015 gint expected_caps_type)
1016 {
1017 GstSample *sample;
1018 GstCaps *caps;
1019 GstBuffer *buffer;
1020 GstStructure *structure;
1021 gint actual_caps_type;
1022
1023 sample = gst_app_sink_pull_sample (GST_APP_SINK (appsink));
1024
1025 caps = gst_sample_get_caps (sample);
1026 fail_unless (structure = gst_caps_get_structure (caps, 0));
1027 fail_unless (gst_structure_get_int (structure, "type", &actual_caps_type));
1028 assert_equals_int (actual_caps_type, expected_caps_type);
1029
1030 buffer = gst_sample_get_buffer (sample);
1031 gst_check_buffer_data (buffer, &expected_buffer_number, sizeof (gint));
1032
1033 gst_sample_unref (sample);
1034 }
1035
GST_START_TEST(test_caps_before_flush_race_condition)1036 GST_START_TEST (test_caps_before_flush_race_condition)
1037 {
1038 GstElement *sink;
1039 GstSegment segment;
1040
1041 sink = setup_appsink ();
1042
1043 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
1044
1045 // Push a series of buffers, and at the end, a new caps event.
1046 push_caps_with_type (1);
1047 push_buffer_with_number (10);
1048 push_buffer_with_number (11);
1049 push_caps_with_type (2);
1050
1051 pull_and_check_sample (sink, 10, 1);
1052
1053 // Then, let a flush happen.
1054 fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_flush_start ()));
1055 fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_flush_stop (TRUE)));
1056 // Sinks downgrade state to PAUSED after a flush, let's up it to PLAYING again to avoid gst_pad_push becoming blocking.
1057 ASSERT_SET_STATE (sink, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
1058 // A segment must be sent after a flush.
1059 gst_segment_init (&segment, GST_FORMAT_TIME);
1060 fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
1061
1062 // Send a buffer now, and check that when pulled by the appsink user, it didn't come with the wrong old caps.
1063 push_buffer_with_number (20);
1064 pull_and_check_sample (sink, 20, 2);
1065
1066 cleanup_appsink (sink);
1067 }
1068
1069 GST_END_TEST;
1070
1071 static Suite *
appsink_suite(void)1072 appsink_suite (void)
1073 {
1074 Suite *s = suite_create ("appsink");
1075 TCase *tc_chain = tcase_create ("general");
1076
1077 suite_add_tcase (s, tc_chain);
1078 tcase_add_test (tc_chain, test_non_clients);
1079 tcase_add_test (tc_chain, test_handoff_callback);
1080 tcase_add_test (tc_chain, test_notify0);
1081 tcase_add_test (tc_chain, test_notify1);
1082 tcase_add_test (tc_chain, test_buffer_list_fallback);
1083 tcase_add_test (tc_chain, test_buffer_list_support);
1084 tcase_add_test (tc_chain, test_buffer_list_fallback_signal);
1085 tcase_add_test (tc_chain, test_buffer_list_signal);
1086 tcase_add_test (tc_chain, test_segment);
1087 tcase_add_test (tc_chain, test_pull_with_timeout);
1088 tcase_add_test (tc_chain, test_query_drain);
1089 tcase_add_test (tc_chain, test_pull_preroll);
1090 tcase_add_test (tc_chain, test_do_not_care_preroll);
1091 tcase_add_test (tc_chain, test_pull_sample_refcounts);
1092 tcase_add_test (tc_chain, test_event_callback);
1093 tcase_add_test (tc_chain, test_event_signals);
1094 tcase_add_test (tc_chain, test_event_paused);
1095 tcase_add_test (tc_chain, test_reverse_stepping);
1096 tcase_add_test (tc_chain, test_caps_before_flush_race_condition);
1097
1098 return s;
1099 }
1100
1101 GST_CHECK_MAIN (appsink);
1102