3 * Copyright (C) 2013 Collabora Ltd.
4 * Author: Thiago Sousa Santos <thiago.sousa.santos@collabora.com>
6 * gst-validate-pad-monitor.c - Validate PadMonitor class
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
28 #include "gst-validate-internal.h"
29 #include "gst-validate-pad-monitor.h"
30 #include "gst-validate-element-monitor.h"
31 #include "gst-validate-pipeline-monitor.h"
32 #include "gst-validate-reporter.h"
37 * SECTION:gst-validate-pad-monitor
38 * @short_description: Class that wraps a #GstPad for Validate checks
43 static GstValidateInterceptionReturn
44 gst_validate_pad_monitor_intercept_report (GstValidateReporter * reporter,
45 GstValidateReport * report);
48 G_IMPLEMENT_INTERFACE (GST_TYPE_VALIDATE_REPORTER, _reporter_iface_init)
51 _reporter_iface_init (GstValidateReporterInterface * iface)
53 iface->intercept_report = gst_validate_pad_monitor_intercept_report;
56 #define gst_validate_pad_monitor_parent_class parent_class
57 G_DEFINE_TYPE_WITH_CODE (GstValidatePadMonitor, gst_validate_pad_monitor,
58 GST_TYPE_VALIDATE_MONITOR, _do_init);
60 #define PENDING_FIELDS "pending-fields"
61 #define AUDIO_TIMESTAMP_TOLERANCE (GST_MSECOND * 100)
63 #define PAD_PARENT_IS_DEMUXER(m) \
64 (GST_VALIDATE_MONITOR_GET_PARENT(m) ? \
65 GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_DEMUXER ( \
66 GST_VALIDATE_MONITOR_GET_PARENT(m)) : \
69 #define PAD_PARENT_IS_DECODER(m) \
70 (GST_VALIDATE_MONITOR_GET_PARENT(m) ? \
71 GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_DECODER ( \
72 GST_VALIDATE_MONITOR_GET_PARENT(m)) : \
75 #define PAD_PARENT_IS_ENCODER(m) \
76 (GST_VALIDATE_MONITOR_GET_PARENT(m) ? \
77 GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_ENCODER ( \
78 GST_VALIDATE_MONITOR_GET_PARENT(m)) : \
83 * Locking the parent should always be done before locking the
84 * pad-monitor to prevent deadlocks in case another monitor from
85 * another pad on the same element starts an operation that also
86 * requires locking itself and some other monitors from internally
90 * An element has a sink and a src pad. Some test starts running at sinkpad
91 * and it locks the parent, and then it locks itself. In case it needs to get
92 * some information from the srcpad, it is able to lock the srcpad and get it
93 * because the srcpad should never lock itself before locking the parent (which
94 * it won't be able as sinkpad already locked it).
96 * As a side one, it is possible that srcpad locks itself without locking the
97 * parent in case it wants to do a check that won't need to use other internally
98 * linked pads (sinkpad). But in this case it might lock and unlock freely without
101 #define GST_VALIDATE_PAD_MONITOR_PARENT_LOCK(m) \
103 if (G_LIKELY (GST_VALIDATE_MONITOR_GET_PARENT (m))) { \
104 GST_VALIDATE_MONITOR_LOCK (GST_VALIDATE_MONITOR_GET_PARENT (m)); \
106 GST_WARNING_OBJECT (m, "No parent found, can't lock"); \
110 #define GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK(m) \
112 if (G_LIKELY (GST_VALIDATE_MONITOR_GET_PARENT (m))) { \
113 GST_VALIDATE_MONITOR_UNLOCK (GST_VALIDATE_MONITOR_GET_PARENT (m)); \
115 GST_WARNING_OBJECT (m, "No parent found, can't unlock"); \
121 GstClockTime timestamp;
123 } SerializedEventData;
126 _get_actual_pad (GstPad * pad)
130 gst_object_ref (pad);
132 /* We don't monitor ghost pads */
133 while (GST_IS_GHOST_PAD (pad)) {
135 pad = gst_ghost_pad_get_target ((GstGhostPad *) pad);
136 gst_object_unref (tmp_pad);
139 while (GST_IS_PROXY_PAD (pad)) {
141 pad = gst_pad_get_peer (pad);
142 gst_object_unref (tmp_pad);
149 _find_master_report_on_pad (GstPad * pad, GstValidateReport * report)
151 GstValidatePadMonitor *pad_monitor;
152 GstValidateReport *prev_report;
153 gboolean result = FALSE;
154 GstPad *tmppad = pad;
156 pad = _get_actual_pad (pad);
158 GST_ERROR_OBJECT (tmppad, "Does not have a target yet");
163 pad_monitor = g_object_get_data ((GObject *) pad, "validate-monitor");
165 /* For some reason this pad isn't monitored */
166 if (pad_monitor == NULL)
169 prev_report = gst_validate_reporter_get_report ((GstValidateReporter *)
170 pad_monitor, report->issue->issue_id);
173 if (prev_report->master_report)
174 result = gst_validate_report_set_master_report (report,
175 prev_report->master_report);
177 result = gst_validate_report_set_master_report (report, prev_report);
181 gst_object_unref (pad);
187 _find_master_report_for_sink_pad (GstValidatePadMonitor * pad_monitor,
188 GstValidateReport * report)
191 gboolean result = FALSE;
193 peerpad = gst_pad_get_peer (pad_monitor->pad);
195 /* If the peer src pad already has a similar report no need to look
197 if (peerpad && _find_master_report_on_pad (peerpad, report))
201 gst_object_unref (peerpad);
207 _find_master_report_for_src_pad (GstValidatePadMonitor * pad_monitor,
208 GstValidateReport * report)
213 gboolean result = FALSE;
216 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
220 GValue value = { 0, };
221 switch (gst_iterator_next (iter, &value)) {
222 case GST_ITERATOR_OK:
223 pad = g_value_get_object (&value);
225 if (_find_master_report_on_pad (pad, report)) {
230 g_value_reset (&value);
232 case GST_ITERATOR_RESYNC:
233 gst_iterator_resync (iter);
235 case GST_ITERATOR_ERROR:
236 GST_WARNING_OBJECT (pad_monitor->pad,
237 "Internal links pad iteration error");
240 case GST_ITERATOR_DONE:
245 gst_iterator_free (iter);
250 static GstValidateInterceptionReturn
251 _concatenate_issues (GstValidatePadMonitor * pad_monitor,
252 GstValidateReport * report)
254 if (GST_PAD_IS_SINK (pad_monitor->pad)
255 && _find_master_report_for_sink_pad (pad_monitor, report))
256 return GST_VALIDATE_REPORTER_KEEP;
257 else if (GST_PAD_IS_SRC (pad_monitor->pad)
258 && _find_master_report_for_src_pad (pad_monitor, report))
259 return GST_VALIDATE_REPORTER_KEEP;
261 return GST_VALIDATE_REPORTER_REPORT;
264 static GstValidateInterceptionReturn
265 gst_validate_pad_monitor_intercept_report (GstValidateReporter *
266 reporter, GstValidateReport * report)
268 GstValidateReporterInterface *iface_class, *old_iface_class;
269 GstValidatePadMonitor *pad_monitor = GST_VALIDATE_PAD_MONITOR (reporter);
270 GstValidateReportingDetails monitor_reporting_level;
271 GstValidateInterceptionReturn ret;
273 monitor_reporting_level =
274 gst_validate_reporter_get_reporting_level (reporter);
277 G_TYPE_INSTANCE_GET_INTERFACE (reporter, GST_TYPE_VALIDATE_REPORTER,
278 GstValidateReporterInterface);
279 old_iface_class = g_type_interface_peek_parent (iface_class);
281 old_iface_class->intercept_report (reporter, report);
283 switch (monitor_reporting_level) {
284 case GST_VALIDATE_SHOW_NONE:
285 ret = GST_VALIDATE_REPORTER_DROP;
287 case GST_VALIDATE_SHOW_UNKNOWN:
288 ret = _concatenate_issues (pad_monitor, report);
291 ret = GST_VALIDATE_REPORTER_REPORT;
295 gst_validate_report_set_reporting_level (report, monitor_reporting_level);
300 debug_pending_event (GstPad * pad, GPtrArray * array)
305 for (i = 0; i < len; i++) {
306 SerializedEventData *data = g_ptr_array_index (array, i);
307 GST_DEBUG_OBJECT (pad, "event #%d %" GST_TIME_FORMAT " %s %p",
308 i, GST_TIME_ARGS (data->timestamp),
309 GST_EVENT_TYPE_NAME (data->event), data->event);
314 _serialized_event_data_free (SerializedEventData * serialized_event)
316 gst_event_unref (serialized_event->event);
317 g_slice_free (SerializedEventData, serialized_event);
320 static gboolean gst_validate_pad_monitor_do_setup (GstValidateMonitor *
322 static GstElement *gst_validate_pad_monitor_get_element (GstValidateMonitor *
325 gst_validate_pad_monitor_setcaps_pre (GstValidatePadMonitor * pad_monitor,
327 static void gst_validate_pad_monitor_setcaps_post (GstValidatePadMonitor *
328 pad_monitor, GstCaps * caps, gboolean ret);
330 #define PAD_IS_IN_PUSH_MODE(p) ((p)->mode == GST_PAD_MODE_PUSH)
333 _structure_is_raw_video (GstStructure * structure)
335 return gst_structure_has_name (structure, "video/x-raw");
339 _structure_is_raw_audio (GstStructure * structure)
341 return gst_structure_has_name (structure, "audio/x-raw");
345 _get_event_string (GstEvent * event)
347 const GstStructure *st;
349 if ((st = gst_event_get_structure (event)))
350 return gst_structure_to_string (st);
352 return g_strdup_printf ("%s", GST_EVENT_TYPE_NAME (event));
356 _check_field_type (GstValidatePadMonitor * monitor,
357 GstStructure * structure, gboolean mandatory, const gchar * field, ...)
361 gchar *joined_types = NULL;
362 const gchar *rejected_types[5];
363 gint rejected_types_index = 0;
366 if (!gst_structure_has_field (structure, field)) {
368 gchar *str = gst_structure_to_string (structure);
370 GST_VALIDATE_REPORT (monitor, CAPS_IS_MISSING_FIELD,
371 "Field '%s' is missing from structure: %s", field, str);
374 GST_DEBUG_OBJECT (monitor, "Field %s is missing but is not mandatory",
380 memset ((gchar **) rejected_types, 0, sizeof (rejected_types));
381 va_start (var_args, field);
382 while ((type = va_arg (var_args, GType)) != 0) {
383 if (gst_structure_has_field_typed (structure, field, type)) {
387 rejected_types[rejected_types_index++] = g_type_name (type);
391 joined_types = g_strjoinv (" / ", (gchar **) rejected_types);
392 struct_str = gst_structure_to_string (structure);
393 GST_VALIDATE_REPORT (monitor, CAPS_FIELD_HAS_BAD_TYPE,
394 "Field '%s' has wrong type %s in structure '%s'. Expected: %s", field,
395 g_type_name (gst_structure_get_field_type (structure, field)), struct_str,
397 g_free (joined_types);
402 gst_validate_pad_monitor_check_raw_video_caps_complete (GstValidatePadMonitor *
403 monitor, GstStructure * structure)
405 _check_field_type (monitor, structure, TRUE, "width", G_TYPE_INT,
406 GST_TYPE_INT_RANGE, 0);
407 _check_field_type (monitor, structure, TRUE, "height", G_TYPE_INT,
408 GST_TYPE_INT_RANGE, 0);
409 _check_field_type (monitor, structure, TRUE, "framerate", GST_TYPE_FRACTION,
410 GST_TYPE_FRACTION_RANGE, 0);
411 _check_field_type (monitor, structure, FALSE, "pixel-aspect-ratio",
412 GST_TYPE_FRACTION, GST_TYPE_FRACTION_RANGE, 0);
413 _check_field_type (monitor, structure, TRUE, "format", G_TYPE_STRING,
418 gst_validate_pad_monitor_check_raw_audio_caps_complete (GstValidatePadMonitor *
419 monitor, GstStructure * structure)
422 _check_field_type (monitor, structure, TRUE, "format", G_TYPE_STRING,
424 _check_field_type (monitor, structure, TRUE, "layout", G_TYPE_STRING,
426 _check_field_type (monitor, structure, TRUE, "rate", G_TYPE_INT,
427 GST_TYPE_LIST, GST_TYPE_INT_RANGE, 0);
428 _check_field_type (monitor, structure, TRUE, "channels", G_TYPE_INT,
429 GST_TYPE_LIST, GST_TYPE_INT_RANGE, 0);
430 if (gst_structure_get_int (structure, "channels", &channels)) {
432 _check_field_type (monitor, structure, TRUE, "channel-mask",
433 GST_TYPE_BITMASK, GST_TYPE_LIST, 0);
438 gst_validate_pad_monitor_check_caps_complete (GstValidatePadMonitor * monitor,
441 GstStructure *structure;
444 GST_DEBUG_OBJECT (monitor->pad, "Checking caps %" GST_PTR_FORMAT, caps);
446 for (i = 0; i < gst_caps_get_size (caps); i++) {
447 structure = gst_caps_get_structure (caps, i);
449 if (_structure_is_raw_video (structure)) {
450 gst_validate_pad_monitor_check_raw_video_caps_complete (monitor,
453 } else if (_structure_is_raw_audio (structure)) {
454 gst_validate_pad_monitor_check_raw_audio_caps_complete (monitor,
461 gst_validate_pad_monitor_get_othercaps (GstValidatePadMonitor * monitor,
464 GstCaps *caps = gst_caps_new_empty ();
471 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
475 GValue value = { 0, };
476 switch (gst_iterator_next (iter, &value)) {
477 case GST_ITERATOR_OK:
478 otherpad = g_value_get_object (&value);
480 /* TODO What would be the correct caps operation to merge the caps in
481 * case one sink is internally linked to multiple srcs? */
482 peercaps = gst_pad_peer_query_caps (otherpad, filter);
484 caps = gst_caps_merge (caps, peercaps);
486 g_value_reset (&value);
488 case GST_ITERATOR_RESYNC:
489 gst_iterator_resync (iter);
490 gst_caps_unref (caps);
491 caps = gst_caps_new_empty ();
493 case GST_ITERATOR_ERROR:
494 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
497 case GST_ITERATOR_DONE:
502 gst_iterator_free (iter);
504 GST_DEBUG_OBJECT (monitor->pad, "Otherpad caps: %" GST_PTR_FORMAT, caps);
510 _structure_is_video (GstStructure * structure)
512 const gchar *name = gst_structure_get_name (structure);
514 return g_strstr_len (name, 6, "video/")
515 && strcmp (name, "video/quicktime") != 0;
519 _structure_is_audio (GstStructure * structure)
521 const gchar *name = gst_structure_get_name (structure);
523 return g_strstr_len (name, 6, "audio/") != NULL;
527 gst_validate_pad_monitor_pad_should_proxy_othercaps (GstValidatePadMonitor *
530 GstValidateMonitor *parent = GST_VALIDATE_MONITOR_GET_PARENT (monitor);
535 /* We only know how to handle othercaps checks for codecs so far */
536 return (GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_DECODER (parent) ||
537 GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_ENCODER (parent)) &&
538 !GST_VALIDATE_ELEMENT_MONITOR_ELEMENT_IS_CONVERTER (parent);
542 /* Check if the field @f from @s2 (if present) is represented in @s1
543 * Represented here means either equal or @s1's value is in a list/range
547 _structures_field_is_contained (GstStructure * s1, GstStructure * s2,
548 gboolean mandatory, const gchar * f)
553 v2 = gst_structure_get_value (s2, f);
555 return TRUE; /* nothing to compare to */
557 v1 = gst_structure_get_value (s1, f);
561 if (!gst_value_is_fixed (v1))
564 if (gst_value_compare (v1, v2) == GST_VALUE_EQUAL)
567 if (GST_VALUE_HOLDS_LIST (v2)) {
569 for (i = 0; i < gst_value_list_get_size (v2); i++) {
570 const GValue *v2_subvalue = gst_value_list_get_value (v2, i);
571 if (gst_value_compare (v1, v2_subvalue) == GST_VALUE_EQUAL)
576 if (GST_VALUE_HOLDS_ARRAY (v2)) {
578 for (i = 0; i < gst_value_array_get_size (v2); i++) {
579 const GValue *v2_subvalue = gst_value_array_get_value (v2, i);
580 if (gst_value_compare (v1, v2_subvalue) == GST_VALUE_EQUAL)
585 if (GST_VALUE_HOLDS_INT_RANGE (v2)) {
588 min = gst_value_get_int_range_min (v2);
589 max = gst_value_get_int_range_max (v2);
591 if (G_VALUE_HOLDS_INT (v1)) {
592 gint v = g_value_get_int (v1);
594 return v >= min && v <= max;
596 /* TODO compare int ranges with int ranges
597 * or with lists if useful */
601 if (GST_VALUE_HOLDS_FRACTION_RANGE (v2)) {
602 const GValue *min, *max;
604 min = gst_value_get_fraction_range_min (v2);
605 max = gst_value_get_fraction_range_max (v2);
607 if (GST_VALUE_HOLDS_FRACTION (v1)) {
608 gint v_min = gst_value_compare (v1, min);
609 gint v_max = gst_value_compare (v1, max);
611 return (v_min == GST_VALUE_EQUAL || v_min == GST_VALUE_GREATER_THAN) &&
612 (v_max == GST_VALUE_EQUAL || v_max == GST_VALUE_LESS_THAN);
614 /* TODO compare fraction ranges with fraction ranges
615 * or with lists if useful */
623 _check_and_copy_structure_field (GstStructure * from, GstStructure * to,
626 if (gst_structure_has_field (from, name)) {
627 gst_structure_set_value (to, name, gst_structure_get_value (from, name));
632 gst_validate_pad_monitor_copy_caps_fields_into_caps (GstValidatePadMonitor *
633 monitor, GstCaps * from_caps, GstCaps * into_caps)
635 gint i, j, into_size, from_size;
636 GstStructure *structure;
637 GstCaps *res = gst_caps_new_empty ();
639 into_size = gst_caps_get_size (into_caps);
640 from_size = gst_caps_get_size (from_caps);
642 for (i = 0; i < into_size; i++) {
643 GstStructure *s = gst_caps_get_structure (into_caps, i);
645 for (j = 0; j < from_size; j++) {
646 GstStructure *new_structure = gst_structure_copy (s);
648 structure = gst_caps_get_structure (from_caps, j);
649 if (_structure_is_video (structure)) {
650 _check_and_copy_structure_field (structure, new_structure, "width");
651 _check_and_copy_structure_field (structure, new_structure, "height");
652 _check_and_copy_structure_field (structure, new_structure, "framerate");
653 _check_and_copy_structure_field (structure, new_structure,
654 "pixel-aspect-ratio");
655 } else if (_structure_is_audio (s)) {
656 _check_and_copy_structure_field (structure, new_structure, "rate");
657 _check_and_copy_structure_field (structure, new_structure, "channels");
660 gst_caps_append_structure (res, new_structure);
667 gst_validate_pad_monitor_transform_caps (GstValidatePadMonitor * monitor,
675 GstCaps *template_caps;
677 GST_DEBUG_OBJECT (monitor->pad, "Transform caps %" GST_PTR_FORMAT, caps);
682 othercaps = gst_caps_new_empty ();
685 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
689 GValue value = { 0, };
690 switch (gst_iterator_next (iter, &value)) {
691 case GST_ITERATOR_OK:
692 otherpad = g_value_get_object (&value);
693 template_caps = gst_pad_get_pad_template_caps (otherpad);
696 gst_validate_pad_monitor_copy_caps_fields_into_caps (monitor, caps,
698 if (!gst_caps_is_empty (new_caps))
699 gst_caps_append (othercaps, new_caps);
701 gst_caps_unref (new_caps);
703 gst_caps_unref (template_caps);
704 g_value_reset (&value);
706 case GST_ITERATOR_RESYNC:
707 gst_iterator_resync (iter);
708 gst_caps_unref (othercaps);
709 othercaps = gst_caps_new_empty ();
711 case GST_ITERATOR_ERROR:
712 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
715 case GST_ITERATOR_DONE:
720 gst_iterator_free (iter);
722 GST_DEBUG_OBJECT (monitor->pad, "Transformed caps: %" GST_PTR_FORMAT,
729 gst_validate_pad_monitor_check_caps_fields_proxied (GstValidatePadMonitor *
730 monitor, GstCaps * caps, GstCaps * filter)
732 GstStructure *structure;
733 GstStructure *otherstructure;
735 GstCaps *otherfilter;
738 if (!gst_validate_pad_monitor_pad_should_proxy_othercaps (monitor))
741 otherfilter = gst_validate_pad_monitor_transform_caps (monitor, filter);
742 othercaps = gst_validate_pad_monitor_get_othercaps (monitor, otherfilter);
744 gst_caps_unref (otherfilter);
746 for (i = 0; i < gst_caps_get_size (othercaps); i++) {
747 gboolean found = FALSE;
748 gboolean type_match = FALSE;
750 otherstructure = gst_caps_get_structure (othercaps, i);
752 /* look for a proxied version of 'otherstructure' */
753 if (_structure_is_video (otherstructure)) {
754 for (j = 0; j < gst_caps_get_size (caps); j++) {
755 structure = gst_caps_get_structure (caps, j);
756 if (_structure_is_video (structure)) {
758 if (_structures_field_is_contained (structure, otherstructure, TRUE,
760 && _structures_field_is_contained (structure, otherstructure,
762 && _structures_field_is_contained (structure, otherstructure,
764 && _structures_field_is_contained (structure, otherstructure,
765 FALSE, "pixel-aspect-ratio")) {
771 } else if (_structure_is_audio (otherstructure)) {
772 for (j = 0; j < gst_caps_get_size (caps); j++) {
773 structure = gst_caps_get_structure (caps, j);
774 if (_structure_is_audio (structure)) {
776 if (_structures_field_is_contained (structure, otherstructure, TRUE,
778 && _structures_field_is_contained (structure, otherstructure,
787 if (type_match && !found) {
788 gchar *otherstruct_str = gst_structure_to_string (otherstructure),
789 *caps_str = gst_caps_to_string (caps);
791 GST_VALIDATE_REPORT (monitor, GET_CAPS_NOT_PROXYING_FIELDS,
792 "Peer pad structure '%s' has no similar version "
793 "on pad's caps '%s'", otherstruct_str, caps_str);
795 g_free (otherstruct_str);
800 gst_caps_unref (othercaps);
804 gst_validate_pad_monitor_check_late_serialized_events (GstValidatePadMonitor *
805 monitor, GstClockTime ts)
809 if (!GST_CLOCK_TIME_IS_VALID (ts))
812 GST_DEBUG_OBJECT (monitor->pad, "Timestamp to check %" GST_TIME_FORMAT,
815 for (i = 0; i < monitor->serialized_events->len; i++) {
816 SerializedEventData *data =
817 g_ptr_array_index (monitor->serialized_events, i);
819 GST_DEBUG_OBJECT (monitor->pad, "Event #%d (%s) ts: %" GST_TIME_FORMAT,
820 i, GST_EVENT_TYPE_NAME (data->event), GST_TIME_ARGS (data->timestamp));
822 if (GST_CLOCK_TIME_IS_VALID (data->timestamp) && data->timestamp < ts) {
823 gchar *event_str = _get_event_string (data->event);
825 GST_VALIDATE_REPORT (monitor, SERIALIZED_EVENT_WASNT_PUSHED_IN_TIME,
826 "Serialized event %s wasn't pushed before expected timestamp %"
827 GST_TIME_FORMAT " on pad %s:%s", event_str,
828 GST_TIME_ARGS (data->timestamp),
829 GST_DEBUG_PAD_NAME (GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor)));
833 /* events should be ordered by ts */
839 debug_pending_event (monitor->pad, monitor->serialized_events);
840 g_ptr_array_remove_range (monitor->serialized_events, 0, i);
845 gst_validate_pad_monitor_dispose (GObject * object)
847 GstValidatePadMonitor *monitor = GST_VALIDATE_PAD_MONITOR_CAST (object);
848 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor);
851 if (monitor->pad_probe_id)
852 gst_pad_remove_probe (pad, monitor->pad_probe_id);
855 if (monitor->expected_segment)
856 gst_event_unref (monitor->expected_segment);
858 gst_structure_free (monitor->pending_setcaps_fields);
859 g_ptr_array_unref (monitor->serialized_events);
860 g_list_free_full (monitor->expired_events, (GDestroyNotify) gst_event_unref);
861 g_list_free_full (monitor->all_bufs, (GDestroyNotify) gst_buffer_unref);
862 gst_caps_replace (&monitor->last_caps, NULL);
863 gst_caps_replace (&monitor->last_query_res, NULL);
864 gst_caps_replace (&monitor->last_query_filter, NULL);
866 G_OBJECT_CLASS (parent_class)->dispose (object);
870 gst_validate_pad_monitor_class_init (GstValidatePadMonitorClass * klass)
872 GObjectClass *gobject_class;
873 GstValidateMonitorClass *monitor_klass;
875 gobject_class = G_OBJECT_CLASS (klass);
876 monitor_klass = GST_VALIDATE_MONITOR_CLASS (klass);
878 gobject_class->dispose = gst_validate_pad_monitor_dispose;
880 monitor_klass->setup = gst_validate_pad_monitor_do_setup;
881 monitor_klass->get_element = gst_validate_pad_monitor_get_element;
885 gst_validate_pad_monitor_init (GstValidatePadMonitor * pad_monitor)
887 pad_monitor->pending_setcaps_fields =
888 gst_structure_new_empty (PENDING_FIELDS);
889 pad_monitor->serialized_events =
890 g_ptr_array_new_with_free_func ((GDestroyNotify)
891 _serialized_event_data_free);
892 pad_monitor->expired_events = NULL;
893 gst_segment_init (&pad_monitor->segment, GST_FORMAT_BYTES);
894 pad_monitor->first_buffer = TRUE;
895 pad_monitor->pending_buffer_discont = TRUE;
897 pad_monitor->timestamp_range_start = GST_CLOCK_TIME_NONE;
898 pad_monitor->timestamp_range_end = GST_CLOCK_TIME_NONE;
899 pad_monitor->pending_seek_accurate_time = GST_CLOCK_TIME_NONE;
903 * gst_validate_pad_monitor_new:
904 * @pad: (transfer none): a #GstPad to run Validate on
906 GstValidatePadMonitor *
907 gst_validate_pad_monitor_new (GstPad * pad, GstValidateRunner * runner,
908 GstValidateElementMonitor * parent)
910 GstValidatePadMonitor *monitor = g_object_new (GST_TYPE_VALIDATE_PAD_MONITOR,
911 "object", pad, "validate-runner", runner, "validate-parent",
914 if (GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor) == NULL) {
915 g_object_unref (monitor);
922 gst_validate_pad_monitor_get_element (GstValidateMonitor * monitor)
924 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor);
926 return GST_PAD_PARENT (pad);
930 gst_validate_pad_monitor_event_overrides (GstValidatePadMonitor * pad_monitor,
935 GST_VALIDATE_MONITOR_OVERRIDES_LOCK (pad_monitor);
936 for (iter = GST_VALIDATE_MONITOR_OVERRIDES (pad_monitor).head; iter;
937 iter = g_list_next (iter)) {
938 GstValidateOverride *override = iter->data;
940 gst_validate_override_event_handler (override,
941 GST_VALIDATE_MONITOR_CAST (pad_monitor), event);
943 GST_VALIDATE_MONITOR_OVERRIDES_UNLOCK (pad_monitor);
947 gst_validate_pad_monitor_buffer_overrides (GstValidatePadMonitor * pad_monitor,
952 GST_VALIDATE_MONITOR_OVERRIDES_LOCK (pad_monitor);
953 for (iter = GST_VALIDATE_MONITOR_OVERRIDES (pad_monitor).head; iter;
954 iter = g_list_next (iter)) {
955 GstValidateOverride *override = iter->data;
957 gst_validate_override_buffer_handler (override,
958 GST_VALIDATE_MONITOR_CAST (pad_monitor), buffer);
960 GST_VALIDATE_MONITOR_OVERRIDES_UNLOCK (pad_monitor);
964 gst_validate_pad_monitor_buffer_probe_overrides (GstValidatePadMonitor *
965 pad_monitor, GstBuffer * buffer)
969 GST_VALIDATE_MONITOR_OVERRIDES_LOCK (pad_monitor);
970 for (iter = GST_VALIDATE_MONITOR_OVERRIDES (pad_monitor).head; iter;
971 iter = g_list_next (iter)) {
972 GstValidateOverride *override = iter->data;
974 gst_validate_override_buffer_probe_handler (override,
975 GST_VALIDATE_MONITOR_CAST (pad_monitor), buffer);
977 GST_VALIDATE_MONITOR_OVERRIDES_UNLOCK (pad_monitor);
981 gst_validate_pad_monitor_query_overrides (GstValidatePadMonitor * pad_monitor,
986 GST_VALIDATE_MONITOR_OVERRIDES_LOCK (pad_monitor);
987 for (iter = GST_VALIDATE_MONITOR_OVERRIDES (pad_monitor).head; iter;
988 iter = g_list_next (iter)) {
989 GstValidateOverride *override = iter->data;
991 gst_validate_override_query_handler (override,
992 GST_VALIDATE_MONITOR_CAST (pad_monitor), query);
994 GST_VALIDATE_MONITOR_OVERRIDES_UNLOCK (pad_monitor);
998 gst_validate_pad_monitor_setcaps_overrides (GstValidatePadMonitor * pad_monitor,
1003 GST_VALIDATE_MONITOR_OVERRIDES_LOCK (pad_monitor);
1004 for (iter = GST_VALIDATE_MONITOR_OVERRIDES (pad_monitor).head; iter;
1005 iter = g_list_next (iter)) {
1006 GstValidateOverride *override = iter->data;
1008 gst_validate_override_setcaps_handler (override,
1009 GST_VALIDATE_MONITOR_CAST (pad_monitor), caps);
1011 GST_VALIDATE_MONITOR_OVERRIDES_UNLOCK (pad_monitor);
1014 /* FIXME : This is a bit dubious, what's the point of this check ? */
1016 gst_validate_pad_monitor_timestamp_is_in_received_range (GstValidatePadMonitor *
1017 monitor, GstClockTime ts, GstClockTime tolerance)
1019 GST_DEBUG_OBJECT (monitor->pad, "Checking if timestamp %" GST_TIME_FORMAT
1020 " is in range: %" GST_TIME_FORMAT " - %" GST_TIME_FORMAT " for pad "
1021 "%s:%s with tolerance: %" GST_TIME_FORMAT, GST_TIME_ARGS (ts),
1022 GST_TIME_ARGS (monitor->timestamp_range_start),
1023 GST_TIME_ARGS (monitor->timestamp_range_end),
1024 GST_DEBUG_PAD_NAME (GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor)),
1025 GST_TIME_ARGS (tolerance));
1026 return !GST_CLOCK_TIME_IS_VALID (monitor->timestamp_range_start) ||
1027 !GST_CLOCK_TIME_IS_VALID (monitor->timestamp_range_end) ||
1028 ((monitor->timestamp_range_start >= tolerance ?
1029 monitor->timestamp_range_start - tolerance : 0) <= ts
1030 && (ts >= tolerance ? ts - tolerance : 0) <=
1031 monitor->timestamp_range_end);
1034 /* Iterates over internal links (sinkpads) to check that this buffer has
1035 * a timestamp that is in the range of the lastly received buffers */
1037 gst_validate_pad_monitor_check_buffer_timestamp_in_received_range
1038 (GstValidatePadMonitor * monitor, GstBuffer * buffer,
1039 GstClockTime tolerance)
1042 GstClockTime ts_end;
1044 gboolean has_one = FALSE;
1045 gboolean found = FALSE;
1048 GstValidatePadMonitor *othermonitor;
1050 if (!GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (buffer))
1051 || !GST_CLOCK_TIME_IS_VALID (GST_BUFFER_DURATION (buffer))) {
1052 GST_DEBUG_OBJECT (monitor->pad,
1053 "Can't check buffer timestamps range as "
1054 "buffer has no valid timestamp/duration");
1057 ts = GST_BUFFER_TIMESTAMP (buffer);
1058 ts_end = ts + GST_BUFFER_DURATION (buffer);
1061 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
1065 GST_WARNING_OBJECT (GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor),
1066 "No iterator available");
1072 GValue value = { 0, };
1073 switch (gst_iterator_next (iter, &value)) {
1074 case GST_ITERATOR_OK:
1075 otherpad = g_value_get_object (&value);
1076 GST_DEBUG_OBJECT (monitor->pad, "Checking pad %s:%s input timestamps",
1077 GST_DEBUG_PAD_NAME (otherpad));
1079 g_object_get_data ((GObject *) otherpad, "validate-monitor");
1080 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1081 if (gst_validate_pad_monitor_timestamp_is_in_received_range
1082 (othermonitor, ts, tolerance)
1084 gst_validate_pad_monitor_timestamp_is_in_received_range
1085 (othermonitor, ts_end, tolerance)) {
1089 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1090 g_value_reset (&value);
1093 case GST_ITERATOR_RESYNC:
1094 gst_iterator_resync (iter);
1098 case GST_ITERATOR_ERROR:
1099 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1102 case GST_ITERATOR_DONE:
1107 gst_iterator_free (iter);
1110 GST_DEBUG_OBJECT (monitor->pad, "Skipping timestamp in range check as no "
1111 "internal linked pad was found");
1115 GST_VALIDATE_REPORT (monitor, BUFFER_TIMESTAMP_OUT_OF_RECEIVED_RANGE,
1116 "Timestamp %" GST_TIME_FORMAT " - %" GST_TIME_FORMAT
1117 " is out of range of received input", GST_TIME_ARGS (ts),
1118 GST_TIME_ARGS (ts_end));
1123 gst_validate_pad_monitor_check_discont (GstValidatePadMonitor * pad_monitor,
1126 if (pad_monitor->pending_buffer_discont) {
1127 if (!GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))
1128 GST_VALIDATE_REPORT (pad_monitor, BUFFER_MISSING_DISCONT,
1129 "Buffer is missing a DISCONT flag");
1130 pad_monitor->pending_buffer_discont = FALSE;
1135 gst_validate_pad_monitor_check_first_buffer (GstValidatePadMonitor *
1136 pad_monitor, GstBuffer * buffer)
1138 if (G_UNLIKELY (pad_monitor->first_buffer)) {
1139 pad_monitor->first_buffer = FALSE;
1141 if (!pad_monitor->has_segment
1142 && PAD_IS_IN_PUSH_MODE (GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor)))
1144 GST_VALIDATE_REPORT (pad_monitor, BUFFER_BEFORE_SEGMENT,
1145 "Received buffer before Segment event");
1148 GST_DEBUG_OBJECT (pad_monitor->pad,
1149 "Checking first buffer (pts:%" GST_TIME_FORMAT " dts:%" GST_TIME_FORMAT
1150 ")", GST_TIME_ARGS (GST_BUFFER_PTS (buffer)),
1151 GST_TIME_ARGS (GST_BUFFER_DTS (buffer)));
1157 gst_validate_pad_monitor_check_eos (GstValidatePadMonitor *
1158 pad_monitor, GstBuffer * buffer)
1160 if (G_UNLIKELY (pad_monitor->is_eos)) {
1161 GST_VALIDATE_REPORT (pad_monitor, BUFFER_AFTER_EOS,
1162 "Received buffer %" GST_PTR_FORMAT " after EOS", buffer);
1167 gst_validate_pad_monitor_update_buffer_data (GstValidatePadMonitor *
1168 pad_monitor, GstBuffer * buffer)
1170 pad_monitor->current_timestamp = GST_BUFFER_TIMESTAMP (buffer);
1171 pad_monitor->current_duration = GST_BUFFER_DURATION (buffer);
1172 if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (buffer))) {
1173 if (GST_CLOCK_TIME_IS_VALID (pad_monitor->timestamp_range_start)) {
1174 pad_monitor->timestamp_range_start =
1175 MIN (pad_monitor->timestamp_range_start,
1176 GST_BUFFER_TIMESTAMP (buffer));
1178 pad_monitor->timestamp_range_start = GST_BUFFER_TIMESTAMP (buffer);
1181 if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_DURATION (buffer))) {
1182 GstClockTime endts =
1183 GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer);
1184 if (GST_CLOCK_TIME_IS_VALID (pad_monitor->timestamp_range_end)) {
1185 pad_monitor->timestamp_range_end =
1186 MAX (pad_monitor->timestamp_range_end, endts);
1188 pad_monitor->timestamp_range_end = endts;
1192 GST_DEBUG_OBJECT (pad_monitor->pad, "Current stored range: %" GST_TIME_FORMAT
1193 " - %" GST_TIME_FORMAT,
1194 GST_TIME_ARGS (pad_monitor->timestamp_range_start),
1195 GST_TIME_ARGS (pad_monitor->timestamp_range_end));
1198 static GstFlowReturn
1199 _combine_flows (GstFlowReturn ret1, GstFlowReturn ret2)
1203 if (ret1 <= GST_FLOW_NOT_NEGOTIATED)
1205 if (ret2 <= GST_FLOW_NOT_NEGOTIATED)
1207 if (ret1 == GST_FLOW_FLUSHING || ret2 == GST_FLOW_FLUSHING)
1208 return GST_FLOW_FLUSHING;
1209 if (ret1 == GST_FLOW_OK || ret2 == GST_FLOW_OK)
1215 gst_validate_pad_monitor_check_aggregated_return (GstValidatePadMonitor *
1216 monitor, GstObject * parent, GstFlowReturn ret)
1222 GstValidatePadMonitor *othermonitor;
1223 GstFlowReturn aggregated = GST_FLOW_NOT_LINKED;
1224 gboolean found_a_pad = FALSE;
1225 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (monitor);
1227 iter = gst_pad_iterate_internal_links (pad);
1230 GValue value = { 0, };
1231 switch (gst_iterator_next (iter, &value)) {
1232 case GST_ITERATOR_OK:
1233 otherpad = g_value_get_object (&value);
1234 peerpad = gst_pad_get_peer (otherpad);
1237 g_object_get_data ((GObject *) peerpad, "validate-monitor");
1240 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1242 _combine_flows (aggregated, othermonitor->last_flow_return);
1243 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1246 gst_object_unref (peerpad);
1248 g_value_reset (&value);
1250 case GST_ITERATOR_RESYNC:
1251 gst_iterator_resync (iter);
1253 case GST_ITERATOR_ERROR:
1254 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1257 case GST_ITERATOR_DONE:
1262 gst_iterator_free (iter);
1264 /* no peer pad found, nothing to do */
1267 if (aggregated == GST_FLOW_OK || aggregated == GST_FLOW_EOS) {
1268 GstState state, pending;
1270 /* those are acceptable situations */
1271 if (GST_PAD_IS_FLUSHING (pad) && ret == GST_FLOW_FLUSHING) {
1272 /* pad is flushing, always acceptable to return flushing */
1276 gst_element_get_state (GST_ELEMENT (parent), &state, &pending, 0);
1277 if (ret == GST_FLOW_FLUSHING && (state < GST_STATE_PAUSED
1278 || pending < GST_STATE_PAUSED)) {
1279 /* Element is being teared down, accept FLOW_FLUSHING */
1284 if (monitor->is_eos && ret == GST_FLOW_EOS) {
1285 /* this element received eos and returned eos */
1289 if (PAD_PARENT_IS_DEMUXER (monitor) && ret == GST_FLOW_EOS) {
1290 /* a demuxer can return EOS when the samples end */
1295 if (aggregated != ret) {
1296 GST_VALIDATE_REPORT (monitor, WRONG_FLOW_RETURN,
1297 "Wrong combined flow return %s(%d). Expected: %s(%d)",
1298 gst_flow_get_name (ret), ret, gst_flow_get_name (aggregated),
1304 gst_validate_pad_monitor_otherpad_add_pending_serialized_event
1305 (GstValidatePadMonitor * monitor, GstEvent * event, GstClockTime last_ts)
1310 GstValidatePadMonitor *othermonitor;
1312 if (!GST_EVENT_IS_SERIALIZED (event))
1316 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
1319 /* inputselector will return NULL if the sinkpad is not the active one .... */
1320 GST_FIXME_OBJECT (GST_VALIDATE_PAD_MONITOR_GET_PAD
1321 (monitor), "No iterator");
1326 GValue value = { 0, };
1327 switch (gst_iterator_next (iter, &value)) {
1328 case GST_ITERATOR_OK:
1329 otherpad = g_value_get_object (&value);
1331 g_object_get_data ((GObject *) otherpad, "validate-monitor");
1333 SerializedEventData *data = g_slice_new0 (SerializedEventData);
1334 data->timestamp = last_ts;
1335 data->event = gst_event_ref (event);
1336 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1337 GST_DEBUG_OBJECT (monitor->pad, "Storing for pad %s:%s event %p %s",
1338 GST_DEBUG_PAD_NAME (otherpad), event,
1339 GST_EVENT_TYPE_NAME (event));
1340 g_ptr_array_add (othermonitor->serialized_events, data);
1341 debug_pending_event (otherpad, othermonitor->serialized_events);
1342 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1344 g_value_reset (&value);
1346 case GST_ITERATOR_RESYNC:
1347 gst_iterator_resync (iter);
1349 case GST_ITERATOR_ERROR:
1350 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1353 case GST_ITERATOR_DONE:
1358 gst_iterator_free (iter);
1362 gst_validate_pad_monitor_otherpad_add_pending_field (GstValidatePadMonitor *
1363 monitor, GstStructure * structure, const gchar * field)
1368 GstValidatePadMonitor *othermonitor;
1371 v = gst_structure_get_value (structure, field);
1373 GST_DEBUG_OBJECT (monitor->pad, "Not adding pending field %s as it isn't "
1374 "present on structure %" GST_PTR_FORMAT, field, structure);
1379 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
1383 GValue value = { 0, };
1384 switch (gst_iterator_next (iter, &value)) {
1385 case GST_ITERATOR_OK:
1386 otherpad = g_value_get_object (&value);
1388 g_object_get_data ((GObject *) otherpad, "validate-monitor");
1390 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1391 g_assert (othermonitor->pending_setcaps_fields != NULL);
1392 gst_structure_set_value (othermonitor->pending_setcaps_fields,
1394 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1396 g_value_reset (&value);
1398 case GST_ITERATOR_RESYNC:
1399 gst_iterator_resync (iter);
1401 case GST_ITERATOR_ERROR:
1402 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1405 case GST_ITERATOR_DONE:
1410 gst_iterator_free (iter);
1414 gst_validate_pad_monitor_otherpad_clear_pending_fields (GstValidatePadMonitor *
1420 GstValidatePadMonitor *othermonitor;
1423 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
1427 GST_DEBUG_OBJECT (monitor, "No internally linked pad");
1434 GValue value = { 0, };
1435 switch (gst_iterator_next (iter, &value)) {
1436 case GST_ITERATOR_OK:
1437 otherpad = g_value_get_object (&value);
1439 g_object_get_data ((GObject *) otherpad, "validate-monitor");
1441 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1442 g_assert (othermonitor->pending_setcaps_fields != NULL);
1443 gst_structure_free (othermonitor->pending_setcaps_fields);
1444 othermonitor->pending_setcaps_fields =
1445 gst_structure_new_empty (PENDING_FIELDS);
1446 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1448 g_value_reset (&value);
1450 case GST_ITERATOR_RESYNC:
1451 gst_iterator_resync (iter);
1453 case GST_ITERATOR_ERROR:
1454 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1457 case GST_ITERATOR_DONE:
1462 gst_iterator_free (iter);
1466 gst_validate_pad_monitor_add_expected_newsegment (GstValidatePadMonitor *
1467 monitor, GstEvent * event)
1472 GstValidatePadMonitor *othermonitor;
1475 gst_pad_iterate_internal_links (GST_VALIDATE_PAD_MONITOR_GET_PAD
1479 GST_DEBUG_OBJECT (monitor, "No internally linked pad");
1485 GValue value = { 0, };
1486 switch (gst_iterator_next (iter, &value)) {
1487 case GST_ITERATOR_OK:
1488 otherpad = g_value_get_object (&value);
1492 g_object_get_data ((GObject *) otherpad, "validate-monitor");
1493 GST_VALIDATE_MONITOR_LOCK (othermonitor);
1494 gst_event_replace (&othermonitor->expected_segment, event);
1495 GST_VALIDATE_MONITOR_UNLOCK (othermonitor);
1496 g_value_reset (&value);
1498 case GST_ITERATOR_RESYNC:
1499 gst_iterator_resync (iter);
1501 case GST_ITERATOR_ERROR:
1502 GST_WARNING_OBJECT (monitor->pad, "Internal links pad iteration error");
1505 case GST_ITERATOR_DONE:
1510 gst_iterator_free (iter);
1514 gst_validate_pad_monitor_flush (GstValidatePadMonitor * pad_monitor)
1516 pad_monitor->current_timestamp = GST_CLOCK_TIME_NONE;
1517 pad_monitor->current_duration = GST_CLOCK_TIME_NONE;
1518 pad_monitor->timestamp_range_start = GST_CLOCK_TIME_NONE;
1519 pad_monitor->timestamp_range_end = GST_CLOCK_TIME_NONE;
1520 pad_monitor->has_segment = FALSE;
1521 pad_monitor->is_eos = FALSE;
1522 pad_monitor->last_flow_return = GST_FLOW_OK;
1523 gst_caps_replace (&pad_monitor->last_caps, NULL);
1524 pad_monitor->caps_is_audio = pad_monitor->caps_is_video =
1525 pad_monitor->caps_is_raw = FALSE;
1527 g_list_free_full (pad_monitor->expired_events,
1528 (GDestroyNotify) gst_event_unref);
1529 pad_monitor->expired_events = NULL;
1531 if (pad_monitor->serialized_events->len)
1532 g_ptr_array_remove_range (pad_monitor->serialized_events, 0,
1533 pad_monitor->serialized_events->len);
1536 /* common checks for both sink and src event functions */
1538 gst_validate_pad_monitor_common_event_check (GstValidatePadMonitor *
1539 pad_monitor, GstEvent * event)
1541 guint32 seqnum = gst_event_get_seqnum (event);
1543 switch (GST_EVENT_TYPE (event)) {
1544 case GST_EVENT_FLUSH_START:
1546 if (pad_monitor->pending_flush_start_seqnum) {
1547 if (seqnum == pad_monitor->pending_flush_start_seqnum) {
1548 pad_monitor->pending_flush_start_seqnum = 0;
1550 GST_VALIDATE_REPORT (pad_monitor, FLUSH_START_HAS_WRONG_SEQNUM,
1551 "Got: %u Expected: %u", seqnum,
1552 pad_monitor->pending_flush_start_seqnum);
1556 if (pad_monitor->pending_flush_stop) {
1557 GST_VALIDATE_REPORT (pad_monitor, EVENT_FLUSH_START_UNEXPECTED,
1558 "Received flush-start from when flush-stop was expected");
1560 pad_monitor->pending_flush_stop = TRUE;
1563 case GST_EVENT_FLUSH_STOP:
1565 if (pad_monitor->pending_flush_stop_seqnum) {
1566 if (seqnum == pad_monitor->pending_flush_stop_seqnum) {
1567 pad_monitor->pending_flush_stop_seqnum = 0;
1569 GST_VALIDATE_REPORT (pad_monitor, FLUSH_STOP_HAS_WRONG_SEQNUM,
1570 "Got: %u Expected: %u", seqnum,
1571 pad_monitor->pending_flush_stop_seqnum);
1575 pad_monitor->pending_newsegment_seqnum = seqnum;
1576 pad_monitor->pending_eos_seqnum = seqnum;
1578 if (!pad_monitor->pending_flush_stop) {
1579 gchar *event_str = _get_event_string (event);
1581 GST_VALIDATE_REPORT (pad_monitor, EVENT_FLUSH_STOP_UNEXPECTED,
1582 "Unexpected flush-stop %s", event_str);
1585 pad_monitor->pending_flush_stop = FALSE;
1587 /* Buffers following a FLUSH should have the DISCONT flag set */
1588 pad_monitor->pending_buffer_discont = TRUE;
1590 /* cleanup our data */
1591 gst_validate_pad_monitor_flush (pad_monitor);
1600 mark_pads_eos (GstValidatePadMonitor * pad_monitor)
1602 GstValidatePadMonitor *peer_monitor;
1603 GstPad *peer = gst_pad_get_peer (pad_monitor->pad);
1606 pad_monitor->is_eos = TRUE;
1608 real_peer = _get_actual_pad (peer);
1610 g_object_get_data ((GObject *) real_peer, "validate-monitor");
1612 peer_monitor->is_eos = TRUE;
1613 gst_object_unref (peer);
1614 gst_object_unref (real_peer);
1618 static inline gboolean
1619 _should_check_buffers (GstValidatePadMonitor * pad_monitor,
1620 gboolean force_checks)
1622 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor);
1623 GstValidateMonitor *monitor = GST_VALIDATE_MONITOR (pad_monitor);
1625 if (pad_monitor->first_buffer || force_checks) {
1626 if (pad_monitor->segment.rate != 1.0) {
1627 GST_INFO_OBJECT (pad_monitor, "We do not support buffer checking"
1628 " for trick modes");
1630 pad_monitor->check_buffers = FALSE;
1631 } else if (!PAD_PARENT_IS_DECODER (pad_monitor)) {
1632 GST_DEBUG_OBJECT (pad, "Not on a decoder => no buffer checking");
1634 pad_monitor->check_buffers = FALSE;
1635 } else if (GST_PAD_DIRECTION (pad) != GST_PAD_SINK) {
1636 GST_DEBUG_OBJECT (pad, "Not a sinkpad => no buffer checking");
1638 pad_monitor->check_buffers = FALSE;
1639 } else if (!pad_monitor->caps_is_video) {
1640 GST_DEBUG_OBJECT (pad, "Not working with video => no buffer checking");
1642 pad_monitor->check_buffers = FALSE;
1643 } else if (monitor->media_descriptor == NULL) {
1644 GST_DEBUG_OBJECT (pad, "No media_descriptor set => no buffer checking");
1646 pad_monitor->check_buffers = FALSE;
1648 if (!gst_validate_media_descriptor_detects_frames
1649 (monitor->media_descriptor)) {
1650 GST_DEBUG_OBJECT (pad,
1651 "No frame detection media descriptor => not buffer checking");
1652 pad_monitor->check_buffers = FALSE;
1653 } else if (pad_monitor->all_bufs == NULL &&
1654 !gst_validate_media_descriptor_get_buffers (monitor->media_descriptor,
1655 pad, NULL, &pad_monitor->all_bufs)) {
1657 GST_INFO_OBJECT (monitor,
1658 "The MediaInfo is marked as detecting frame, but getting frames"
1659 " from pad %" GST_PTR_FORMAT " did not work (some format conversion"
1660 " might be happening)", pad);
1662 pad_monitor->check_buffers = FALSE;
1664 if (!pad_monitor->current_buf)
1665 pad_monitor->current_buf = pad_monitor->all_bufs;
1666 pad_monitor->check_buffers = TRUE;
1670 return pad_monitor->check_buffers;
1674 gst_validate_monitor_find_next_buffer (GstValidatePadMonitor * pad_monitor)
1677 gboolean passed_start = FALSE;
1679 if (!_should_check_buffers (pad_monitor, TRUE))
1682 for (tmp = g_list_last (pad_monitor->all_bufs); tmp; tmp = tmp->prev) {
1683 GstBuffer *cbuf = tmp->data;
1685 GST_CLOCK_TIME_IS_VALID (GST_BUFFER_DTS (cbuf)) ? GST_BUFFER_DTS (cbuf)
1686 : GST_BUFFER_PTS (cbuf);
1688 if (!GST_CLOCK_TIME_IS_VALID (ts))
1691 if (ts <= pad_monitor->segment.start)
1692 passed_start = TRUE;
1697 if (!GST_BUFFER_FLAG_IS_SET (cbuf, GST_BUFFER_FLAG_DELTA_UNIT)) {
1703 pad_monitor->current_buf = pad_monitor->all_bufs;
1705 pad_monitor->current_buf = tmp;
1708 /* Checks whether a segment is just an update of another,
1709 * That is to say that only the base and offset field differ and all
1710 * other fields are identical */
1712 is_segment_update (GstSegment * a, const GstSegment * b)
1714 /* Note : We never care about the position field, it is only
1715 * used for internal usage by elements */
1716 if (a->rate == b->rate &&
1717 a->applied_rate == b->applied_rate &&
1718 a->format == b->format && a->time == b->time) {
1719 /* Changes in base/offset are considered updates */
1720 /* Updating the end position of a segment is an update */
1721 /* Updating the duration of a segment is an update */
1722 if (a->rate > 0.0) {
1723 if (a->start == b->start)
1726 if (a->stop == b->stop)
1733 static GstFlowReturn
1734 gst_validate_pad_monitor_downstream_event_check (GstValidatePadMonitor *
1735 pad_monitor, GstObject * parent, GstEvent * event,
1736 GstPadEventFunction handler)
1738 GstFlowReturn ret = GST_FLOW_OK;
1739 const GstSegment *segment;
1740 guint32 seqnum = gst_event_get_seqnum (event);
1741 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor);
1743 gst_validate_pad_monitor_common_event_check (pad_monitor, event);
1746 switch (GST_EVENT_TYPE (event)) {
1747 case GST_EVENT_STREAM_START:
1748 /* Buffers following a STREAM_START should have the DISCONT flag set */
1749 pad_monitor->pending_buffer_discont = TRUE;
1751 case GST_EVENT_SEGMENT:
1752 /* parse segment data to be used if event is handled */
1753 gst_event_parse_segment (event, &segment);
1755 GST_DEBUG_OBJECT (pad_monitor->pad, "Got segment %" GST_SEGMENT_FORMAT,
1758 if (pad_monitor->pending_newsegment_seqnum) {
1759 if (pad_monitor->pending_newsegment_seqnum == seqnum) {
1760 pad_monitor->pending_newsegment_seqnum = 0;
1761 if (GST_CLOCK_TIME_IS_VALID (pad_monitor->pending_seek_accurate_time)) {
1762 if (segment->time == pad_monitor->pending_seek_accurate_time) {
1763 pad_monitor->pending_seek_accurate_time = GST_CLOCK_TIME_NONE;
1765 GST_VALIDATE_REPORT (pad_monitor, SEGMENT_HAS_WRONG_START,
1766 "After an accurate seek, got: %" GST_TIME_FORMAT
1767 " Expected: %" GST_TIME_FORMAT, GST_TIME_ARGS (segment->time),
1768 GST_TIME_ARGS (pad_monitor->pending_seek_accurate_time));
1772 GST_VALIDATE_REPORT (pad_monitor, SEGMENT_HAS_WRONG_SEQNUM,
1773 "Got: %u Expected: %u", seqnum, pad_monitor->pending_eos_seqnum);
1777 pad_monitor->pending_eos_seqnum = seqnum;
1779 if (GST_PAD_DIRECTION (pad) == GST_PAD_SINK) {
1780 gst_validate_pad_monitor_add_expected_newsegment (pad_monitor, event);
1782 /* check if this segment is the expected one */
1783 if (pad_monitor->expected_segment) {
1784 const GstSegment *exp_segment;
1786 if (pad_monitor->expected_segment != event) {
1787 gst_event_parse_segment (pad_monitor->expected_segment,
1789 if (segment->format == exp_segment->format) {
1790 if ((exp_segment->rate * exp_segment->applied_rate !=
1791 segment->rate * segment->applied_rate))
1792 GST_VALIDATE_REPORT (pad_monitor, EVENT_NEW_SEGMENT_MISMATCH,
1793 "Rate * applied_rate %f != expected %f",
1794 segment->rate * segment->applied_rate,
1795 exp_segment->rate * exp_segment->applied_rate);
1796 if (exp_segment->start != segment->start)
1797 GST_VALIDATE_REPORT (pad_monitor, EVENT_NEW_SEGMENT_MISMATCH,
1798 "Start %" GST_TIME_FORMAT " != expected %" GST_TIME_FORMAT,
1799 GST_TIME_ARGS (segment->start),
1800 GST_TIME_ARGS (exp_segment->start));
1801 if (exp_segment->stop != segment->stop)
1802 GST_VALIDATE_REPORT (pad_monitor, EVENT_NEW_SEGMENT_MISMATCH,
1803 "Stop %" GST_TIME_FORMAT " != expected %" GST_TIME_FORMAT,
1804 GST_TIME_ARGS (segment->stop),
1805 GST_TIME_ARGS (exp_segment->stop));
1806 if (exp_segment->position != segment->position)
1807 GST_VALIDATE_REPORT (pad_monitor, EVENT_NEW_SEGMENT_MISMATCH,
1808 "Position %" GST_TIME_FORMAT " != expected %"
1809 GST_TIME_FORMAT, GST_TIME_ARGS (segment->position),
1810 GST_TIME_ARGS (exp_segment->position));
1813 gst_event_replace (&pad_monitor->expected_segment, NULL);
1817 case GST_EVENT_CAPS:{
1820 gst_event_parse_caps (event, &caps);
1821 gst_validate_pad_monitor_setcaps_pre (pad_monitor, caps);
1825 pad_monitor->is_eos = TRUE;
1826 if (pad_monitor->pending_eos_seqnum == 0) {
1827 GST_VALIDATE_REPORT (pad_monitor, EVENT_EOS_WITHOUT_SEGMENT,
1828 "EOS %" GST_PTR_FORMAT " received before a segment was received",
1830 } else if (pad_monitor->pending_eos_seqnum != seqnum) {
1831 GST_VALIDATE_REPORT (pad_monitor, EOS_HAS_WRONG_SEQNUM,
1832 "Got: %u. Expected: %u", seqnum, pad_monitor->pending_eos_seqnum);
1836 * TODO add end of stream checks for
1837 * - events not pushed
1838 * - buffer data not pushed
1839 * - pending events not received
1843 /* both flushes are handled by the common event function */
1844 case GST_EVENT_FLUSH_START:
1845 case GST_EVENT_FLUSH_STOP:
1847 case GST_EVENT_SINK_MESSAGE:
1852 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
1853 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (pad_monitor);
1854 gst_validate_pad_monitor_event_overrides (pad_monitor, event);
1856 gst_event_ref (event);
1857 if (pad_monitor->event_full_func)
1858 ret = pad_monitor->event_full_func (pad, parent, event);
1859 else if (pad_monitor->event_func (pad, parent, event))
1862 ret = GST_FLOW_ERROR;
1864 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (pad_monitor);
1865 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
1868 switch (GST_EVENT_TYPE (event)) {
1869 case GST_EVENT_SEGMENT:
1870 if (ret == GST_FLOW_OK) {
1871 /* If the new segment is not an update of the previous one, then
1872 * the following buffer should have the DISCONT flag set */
1873 if (!is_segment_update (&pad_monitor->segment, segment))
1874 pad_monitor->pending_buffer_discont = TRUE;
1875 if (!pad_monitor->has_segment
1876 && pad_monitor->segment.format != segment->format) {
1877 gst_segment_init (&pad_monitor->segment, segment->format);
1879 gst_segment_copy_into (segment, &pad_monitor->segment);
1880 pad_monitor->has_segment = TRUE;
1881 gst_validate_monitor_find_next_buffer (pad_monitor);
1884 case GST_EVENT_CAPS:{
1887 gst_event_parse_caps (event, &caps);
1888 gst_validate_pad_monitor_setcaps_post (pad_monitor, caps,
1889 ret == GST_FLOW_OK);
1892 case GST_EVENT_FLUSH_START:
1893 case GST_EVENT_FLUSH_STOP:
1896 case GST_EVENT_SINK_MESSAGE:
1902 gst_event_unref (event);
1907 gst_validate_pad_monitor_src_event_check (GstValidatePadMonitor * pad_monitor,
1908 GstObject * parent, GstEvent * event, GstPadEventFunction handler)
1910 gboolean ret = TRUE;
1914 GstSeekFlags seek_flags;
1915 GstSeekType start_type, stop_type;
1916 guint32 seqnum = gst_event_get_seqnum (event);
1917 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor);
1919 gst_validate_pad_monitor_common_event_check (pad_monitor, event);
1922 switch (GST_EVENT_TYPE (event)) {
1923 case GST_EVENT_SEEK:
1925 gst_event_parse_seek (event, &rate, &format, &seek_flags, &start_type,
1926 &start, &stop_type, &stop);
1927 /* upstream seek - store the seek event seqnum to check
1928 * flushes and newsegments share the same */
1930 /* TODO we might need to use a list as multiple seeks can be sent
1931 * before the flushes arrive here */
1932 if (seek_flags & GST_SEEK_FLAG_FLUSH) {
1933 pad_monitor->pending_flush_start_seqnum = seqnum;
1934 pad_monitor->pending_flush_stop_seqnum = seqnum;
1936 if (seek_flags & GST_SEEK_FLAG_ACCURATE) {
1937 pad_monitor->pending_seek_accurate_time = start;
1941 /* both flushes are handled by the common event handling function */
1942 case GST_EVENT_FLUSH_START:
1943 case GST_EVENT_FLUSH_STOP:
1944 case GST_EVENT_NAVIGATION:
1945 case GST_EVENT_LATENCY:
1946 case GST_EVENT_STEP:
1953 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
1954 gst_event_ref (event);
1955 ret = pad_monitor->event_func (pad, parent, event);
1956 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
1960 switch (GST_EVENT_TYPE (event)) {
1961 case GST_EVENT_FLUSH_START:
1962 case GST_EVENT_FLUSH_STOP:
1964 case GST_EVENT_SEEK:
1967 /* do not expect any of these events anymore */
1968 pad_monitor->pending_flush_start_seqnum = 0;
1969 pad_monitor->pending_flush_stop_seqnum = 0;
1970 pad_monitor->pending_newsegment_seqnum = 0;
1971 pad_monitor->pending_eos_seqnum = 0;
1972 pad_monitor->pending_seek_accurate_time = GST_CLOCK_TIME_NONE;
1976 case GST_EVENT_NAVIGATION:
1977 case GST_EVENT_LATENCY:
1978 case GST_EVENT_STEP:
1984 gst_event_unref (event);
1989 gst_validate_pad_monitor_check_right_buffer (GstValidatePadMonitor *
1990 pad_monitor, GstBuffer * buffer)
1993 GstBuffer *wanted_buf;
1994 GstMapInfo map, wanted_map;
1996 gboolean ret = TRUE;
1997 GstPad *pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor);
1999 if (_should_check_buffers (pad_monitor, FALSE) == FALSE)
2002 if (pad_monitor->current_buf == NULL) {
2003 GST_INFO_OBJECT (pad, "No current buffer one pad, Why?");
2007 wanted_buf = pad_monitor->current_buf->data;
2009 if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_PTS (wanted_buf)) &&
2010 GST_CLOCK_TIME_IS_VALID (GST_BUFFER_PTS (buffer)) &&
2011 GST_BUFFER_PTS (wanted_buf) != GST_BUFFER_PTS (buffer)) {
2013 GST_VALIDATE_REPORT (pad_monitor, WRONG_BUFFER,
2014 "buffer %" GST_PTR_FORMAT " PTS %" GST_TIME_FORMAT
2015 " different than expected: %" GST_TIME_FORMAT, buffer,
2016 GST_TIME_ARGS (GST_BUFFER_PTS (buffer)),
2017 GST_TIME_ARGS (GST_BUFFER_PTS (wanted_buf)));
2022 if (GST_BUFFER_DTS (wanted_buf) != GST_BUFFER_DTS (buffer)) {
2023 GST_VALIDATE_REPORT (pad_monitor, WRONG_BUFFER,
2024 "buffer %" GST_PTR_FORMAT " DTS %" GST_TIME_FORMAT
2025 " different than expected: %" GST_TIME_FORMAT, buffer,
2026 GST_TIME_ARGS (GST_BUFFER_DTS (buffer)),
2027 GST_TIME_ARGS (GST_BUFFER_DTS (wanted_buf)));
2031 if (GST_BUFFER_DURATION (wanted_buf) != GST_BUFFER_DURATION (buffer)) {
2032 GST_VALIDATE_REPORT (pad_monitor, WRONG_BUFFER,
2033 "buffer %" GST_PTR_FORMAT " DURATION %" GST_TIME_FORMAT
2034 " different than expected: %" GST_TIME_FORMAT, buffer,
2035 GST_TIME_ARGS (GST_BUFFER_DURATION (buffer)),
2036 GST_TIME_ARGS (GST_BUFFER_DURATION (wanted_buf)));
2040 if (GST_BUFFER_FLAG_IS_SET (wanted_buf, GST_BUFFER_FLAG_DELTA_UNIT) !=
2041 GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DELTA_UNIT)) {
2042 GST_VALIDATE_REPORT (pad_monitor, WRONG_BUFFER,
2043 "buffer %" GST_PTR_FORMAT " Delta unit is set to %s but expected %s",
2044 buffer, GST_BUFFER_FLAG_IS_SET (buffer,
2045 GST_BUFFER_FLAG_DELTA_UNIT) ? "True" : "False",
2046 GST_BUFFER_FLAG_IS_SET (wanted_buf,
2047 GST_BUFFER_FLAG_DELTA_UNIT) ? "True" : "False");
2051 g_assert (gst_buffer_map (wanted_buf, &wanted_map, GST_MAP_READ));
2052 g_assert (gst_buffer_map (buffer, &map, GST_MAP_READ));
2054 checksum = g_compute_checksum_for_data (G_CHECKSUM_MD5,
2055 (const guchar *) map.data, map.size);
2057 if (g_strcmp0 ((gchar *) wanted_map.data, checksum)) {
2058 GST_VALIDATE_REPORT (pad_monitor, WRONG_BUFFER,
2059 "buffer %" GST_PTR_FORMAT " checksum %s different from expected: %s",
2060 buffer, checksum, wanted_map.data);
2064 gst_buffer_unmap (wanted_buf, &wanted_map);
2065 gst_buffer_unmap (buffer, &map);
2068 pad_monitor->current_buf = pad_monitor->current_buf->next;
2074 gst_validate_pad_monitor_check_return (GstValidatePadMonitor * pad_monitor,
2077 GstValidateMonitor *parent = GST_VALIDATE_MONITOR (pad_monitor);
2079 if (ret != GST_FLOW_ERROR)
2082 while (GST_VALIDATE_MONITOR_GET_PARENT (parent))
2083 parent = GST_VALIDATE_MONITOR_GET_PARENT (parent);
2085 if (GST_IS_VALIDATE_PIPELINE_MONITOR (parent)) {
2086 GstValidatePipelineMonitor *m = GST_VALIDATE_PIPELINE_MONITOR (parent);
2088 GST_VALIDATE_MONITOR_LOCK (m);
2089 if (m->got_error == FALSE) {
2090 GST_VALIDATE_REPORT (pad_monitor, FLOW_ERROR_WITHOUT_ERROR_MESSAGE,
2091 "Pad return GST_FLOW_ERROR but no GST_MESSAGE_ERROR was received on"
2094 /* Only report it the first time */
2095 m->got_error = TRUE;
2097 GST_VALIDATE_MONITOR_UNLOCK (m);
2101 static GstFlowReturn
2102 gst_validate_pad_monitor_chain_func (GstPad * pad, GstObject * parent,
2105 GstValidatePadMonitor *pad_monitor =
2106 g_object_get_data ((GObject *) pad, "validate-monitor");
2109 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (pad_monitor);
2110 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2112 gst_validate_pad_monitor_check_discont (pad_monitor, buffer);
2113 gst_validate_pad_monitor_check_right_buffer (pad_monitor, buffer);
2114 gst_validate_pad_monitor_check_first_buffer (pad_monitor, buffer);
2115 gst_validate_pad_monitor_update_buffer_data (pad_monitor, buffer);
2116 gst_validate_pad_monitor_check_eos (pad_monitor, buffer);
2118 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2119 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (pad_monitor);
2121 gst_validate_pad_monitor_buffer_overrides (pad_monitor, buffer);
2123 ret = pad_monitor->chain_func (pad, parent, buffer);
2125 gst_validate_pad_monitor_check_return (pad_monitor, ret);
2127 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (pad_monitor);
2128 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2130 pad_monitor->last_flow_return = ret;
2131 if (ret == GST_FLOW_EOS) {
2132 mark_pads_eos (pad_monitor);
2134 if (PAD_PARENT_IS_DEMUXER (pad_monitor))
2135 gst_validate_pad_monitor_check_aggregated_return (pad_monitor, parent, ret);
2137 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2138 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (pad_monitor);
2144 gst_validate_pad_monitor_event_is_tracked (GstValidatePadMonitor * monitor,
2147 if (!GST_EVENT_IS_SERIALIZED (event)) {
2151 /* we don't track Tag events because they mutate too much and it is hard
2152 * to match a tag event pushed on a source pad with the one that was received
2154 * One idea would be to use seqnum, but it seems that it is undefined whether
2155 * seqnums should be maintained in tag events that are created from others
2156 * up to today. (2013-08-29)
2158 if (GST_EVENT_TYPE (event) == GST_EVENT_TAG)
2164 static GstFlowReturn
2165 gst_validate_pad_monitor_sink_event_full_func (GstPad * pad, GstObject * parent,
2168 GstValidatePadMonitor *pad_monitor =
2169 g_object_get_data ((GObject *) pad, "validate-monitor");
2172 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (pad_monitor);
2173 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2175 if (gst_validate_pad_monitor_event_is_tracked (pad_monitor, event)) {
2176 GstClockTime last_ts = GST_CLOCK_TIME_NONE;
2177 if (GST_CLOCK_TIME_IS_VALID (pad_monitor->current_timestamp)) {
2178 last_ts = pad_monitor->current_timestamp;
2179 if (GST_CLOCK_TIME_IS_VALID (pad_monitor->current_duration)) {
2180 last_ts += pad_monitor->current_duration;
2183 gst_validate_pad_monitor_otherpad_add_pending_serialized_event (pad_monitor,
2188 gst_validate_pad_monitor_downstream_event_check (pad_monitor, parent,
2189 event, pad_monitor->event_func);
2191 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2192 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (pad_monitor);
2197 gst_validate_pad_monitor_sink_event_func (GstPad * pad, GstObject * parent,
2200 if (gst_validate_pad_monitor_sink_event_full_func (pad, parent,
2201 event) == GST_FLOW_OK)
2207 gst_validate_pad_monitor_src_event_func (GstPad * pad, GstObject * parent,
2210 GstValidatePadMonitor *pad_monitor =
2211 g_object_get_data ((GObject *) pad, "validate-monitor");
2214 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2215 ret = gst_validate_pad_monitor_src_event_check (pad_monitor, parent, event,
2216 pad_monitor->event_func);
2217 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2222 gst_validate_pad_monitor_query_func (GstPad * pad, GstObject * parent,
2225 GstValidatePadMonitor *pad_monitor =
2226 g_object_get_data ((GObject *) pad, "validate-monitor");
2229 gst_validate_pad_monitor_query_overrides (pad_monitor, query);
2230 ret = pad_monitor->query_func (pad, parent, query);
2233 switch (GST_QUERY_TYPE (query)) {
2234 case GST_QUERY_ACCEPT_CAPS:
2238 gst_caps_replace (&pad_monitor->last_refused_caps, NULL);
2239 gst_query_parse_accept_caps_result (query, &result);
2241 GstCaps *refused_caps;
2243 gst_query_parse_accept_caps (query, &refused_caps);
2244 pad_monitor->last_refused_caps = gst_caps_copy (refused_caps);
2250 case GST_QUERY_CAPS:{
2254 /* We shouldn't need to lock the parent as this doesn't modify
2255 * other monitors, just does some peer_pad_caps */
2256 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2258 gst_query_parse_caps (query, &filter);
2259 gst_query_parse_caps_result (query, &res);
2261 gst_caps_replace (&pad_monitor->last_query_res, NULL);
2262 gst_caps_replace (&pad_monitor->last_query_filter, NULL);
2263 pad_monitor->last_query_res =
2264 res ? gst_caps_copy (res) : gst_caps_ref (GST_CAPS_NONE);
2265 pad_monitor->last_query_filter =
2266 filter ? gst_caps_copy (filter) : gst_caps_ref (GST_CAPS_NONE);
2268 if (GST_PAD_DIRECTION (pad) == GST_PAD_SINK) {
2269 gst_validate_pad_monitor_check_caps_fields_proxied (pad_monitor, res,
2272 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2284 gst_validate_pad_monitor_activatemode_func (GstPad * pad, GstObject * parent,
2285 GstPadMode mode, gboolean active)
2287 GstValidatePadMonitor *pad_monitor =
2288 g_object_get_data ((GObject *) pad, "validate-monitor");
2289 gboolean ret = TRUE;
2291 /* TODO add overrides for activate func */
2293 if (pad_monitor->activatemode_func)
2294 ret = pad_monitor->activatemode_func (pad, parent, mode, active);
2295 if (ret && active == FALSE) {
2296 GST_VALIDATE_MONITOR_LOCK (pad_monitor);
2297 gst_validate_pad_monitor_flush (pad_monitor);
2298 GST_VALIDATE_MONITOR_UNLOCK (pad_monitor);
2304 static GstFlowReturn
2305 gst_validate_pad_get_range_func (GstPad * pad, GstObject * parent,
2306 guint64 offset, guint size, GstBuffer ** buffer)
2308 GstValidatePadMonitor *pad_monitor =
2309 g_object_get_data ((GObject *) pad, "validate-monitor");
2311 ret = pad_monitor->getrange_func (pad, parent, offset, size, buffer);
2316 gst_validate_pad_monitor_buffer_probe (GstPad * pad, GstBuffer * buffer,
2317 gpointer udata, gboolean pull_mode)
2319 GstValidatePadMonitor *monitor = udata;
2321 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (monitor);
2322 GST_VALIDATE_MONITOR_LOCK (monitor);
2325 gst_validate_pad_monitor_check_discont (monitor, buffer);
2326 gst_validate_pad_monitor_check_first_buffer (monitor, buffer);
2327 gst_validate_pad_monitor_update_buffer_data (monitor, buffer);
2328 gst_validate_pad_monitor_check_eos (monitor, buffer);
2330 if (PAD_PARENT_IS_DECODER (monitor) || PAD_PARENT_IS_ENCODER (monitor)) {
2331 GstClockTime tolerance = 0;
2333 if (monitor->caps_is_audio)
2334 tolerance = AUDIO_TIMESTAMP_TOLERANCE;
2336 gst_validate_pad_monitor_check_buffer_timestamp_in_received_range (monitor,
2340 gst_validate_pad_monitor_check_late_serialized_events (monitor,
2341 GST_BUFFER_TIMESTAMP (buffer));
2343 /* a GstValidatePadMonitor parent must be a GstValidateElementMonitor */
2344 if (PAD_PARENT_IS_DECODER (monitor)) {
2346 /* should not push out of segment data */
2347 if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (buffer)) &&
2348 GST_CLOCK_TIME_IS_VALID (GST_BUFFER_DURATION (buffer)) &&
2349 ((!gst_segment_clip (&monitor->segment, monitor->segment.format,
2350 GST_BUFFER_TIMESTAMP (buffer),
2351 GST_BUFFER_TIMESTAMP (buffer) +
2352 GST_BUFFER_DURATION (buffer), NULL, NULL)) ||
2353 /* In the case of raw data, buffers should be strictly contained inside the
2355 (monitor->caps_is_raw &&
2356 GST_BUFFER_PTS (buffer) + GST_BUFFER_DURATION (buffer) <
2357 monitor->segment.start))
2359 /* TODO is this a timestamp issue? */
2360 GST_VALIDATE_REPORT (monitor, BUFFER_IS_OUT_OF_SEGMENT,
2361 "buffer is out of segment and shouldn't be pushed. Timestamp: %"
2362 GST_TIME_FORMAT " - Duration: %" GST_TIME_FORMAT ". Range: %"
2363 GST_TIME_FORMAT " - %" GST_TIME_FORMAT,
2364 GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)),
2365 GST_TIME_ARGS (GST_BUFFER_DURATION (buffer)),
2366 GST_TIME_ARGS (monitor->segment.start),
2367 GST_TIME_ARGS (monitor->segment.stop));
2371 GST_VALIDATE_MONITOR_UNLOCK (monitor);
2372 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (monitor);
2373 gst_validate_pad_monitor_buffer_probe_overrides (monitor, buffer);
2378 gst_validate_pad_monitor_event_probe (GstPad * pad, GstEvent * event,
2381 GstValidatePadMonitor *monitor = GST_VALIDATE_PAD_MONITOR_CAST (udata);
2383 GST_VALIDATE_PAD_MONITOR_PARENT_LOCK (monitor);
2384 GST_VALIDATE_MONITOR_LOCK (monitor);
2386 GST_DEBUG_OBJECT (pad, "event %p %s", event, GST_EVENT_TYPE_NAME (event));
2388 if (GST_EVENT_IS_SERIALIZED (event)) {
2391 /* Detect if events the element received are being forwarded in the same order
2393 * Several scenarios:
2394 * 1) The element pushes the event as-is
2395 * 2) The element consumes the event and does not forward it
2396 * 3) The element consumes the event and creates another one instead
2397 * 4) The element pushes other serialized event before pushing out the
2400 * For each pad we have two lists to track serialized events:
2401 * 1) We received on input and expect to see (serialized_events)
2402 * 2) We received on input but don't expect to see (expired_events)
2404 * To detect events that are pushed in a different order from the one they were
2405 * received in we check that:
2407 * For each event being outputted:
2408 * If it is in the expired_events list:
2410 * If it is in the serialized_events list:
2411 * If there are other events that were received before:
2412 * Put those events on the expired_events list
2413 * Remove that event and any previous ones from the serialized_events list
2415 * Clear expired events list when flushing or on pad deactivation
2419 if (g_list_find (monitor->expired_events, event)) {
2420 gchar *event_str = _get_event_string (event);
2421 /* If it's the expired events, we've failed */
2422 GST_WARNING_OBJECT (pad, "Did not expect event %p %s", event,
2423 GST_EVENT_TYPE_NAME (event));
2424 GST_VALIDATE_REPORT (monitor, EVENT_SERIALIZED_OUT_OF_ORDER,
2425 "Serialized event was pushed out of order: %s", event_str);
2428 monitor->expired_events = g_list_remove (monitor->expired_events, event);
2429 gst_event_unref (event); /* remove the ref that was on the list */
2430 } else if (monitor->serialized_events->len) {
2431 for (i = 0; i < monitor->serialized_events->len; i++) {
2432 SerializedEventData *next_event =
2433 g_ptr_array_index (monitor->serialized_events, i);
2434 GST_DEBUG_OBJECT (pad, "Checking against stored event #%d: %p %s", i,
2435 next_event->event, GST_EVENT_TYPE_NAME (next_event->event));
2437 if (event == next_event->event
2438 || GST_EVENT_TYPE (event) == GST_EVENT_TYPE (next_event->event)) {
2439 /* We have found our event */
2440 GST_DEBUG_OBJECT (pad, "Found matching event");
2442 while (monitor->serialized_events->len > i
2443 && GST_EVENT_TYPE (event) == GST_EVENT_TYPE (next_event->event)) {
2444 /* Swallow all expected events of the same type */
2445 g_ptr_array_remove_index (monitor->serialized_events, i);
2446 next_event = g_ptr_array_index (monitor->serialized_events, i);
2449 /* Move all previous events to expired events */
2450 if (G_UNLIKELY (i > 0)) {
2451 GST_DEBUG_OBJECT (pad,
2452 "Moving previous expected events to expired list");
2454 next_event = g_ptr_array_index (monitor->serialized_events, 0);
2455 monitor->expired_events =
2456 g_list_append (monitor->expired_events,
2457 gst_event_ref (next_event->event));
2458 g_ptr_array_remove_index (monitor->serialized_events, 0);
2461 debug_pending_event (pad, monitor->serialized_events);
2468 /* This so far is just like an event that is flowing downstream,
2469 * so we do the same checks as a sinkpad event handler */
2470 gst_validate_pad_monitor_downstream_event_check (monitor, NULL, event, NULL);
2471 GST_VALIDATE_MONITOR_UNLOCK (monitor);
2472 GST_VALIDATE_PAD_MONITOR_PARENT_UNLOCK (monitor);
2475 static GstPadProbeReturn
2476 gst_validate_pad_monitor_pad_probe (GstPad * pad, GstPadProbeInfo * info,
2479 if (info->type & GST_PAD_PROBE_TYPE_BUFFER)
2480 gst_validate_pad_monitor_buffer_probe (pad, info->data, udata,
2481 GST_PAD_PROBE_INFO_TYPE (info) & GST_PAD_PROBE_TYPE_PULL);
2482 else if (info->type & GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
2483 gst_validate_pad_monitor_event_probe (pad, info->data, udata);
2485 return GST_PAD_PROBE_OK;
2489 gst_validate_pad_monitor_update_caps_info (GstValidatePadMonitor * pad_monitor,
2492 GstStructure *structure;
2494 g_return_if_fail (gst_caps_is_fixed (caps));
2496 pad_monitor->caps_is_audio = FALSE;
2497 pad_monitor->caps_is_video = FALSE;
2499 structure = gst_caps_get_structure (caps, 0);
2500 if (g_str_has_prefix (gst_structure_get_name (structure), "audio/")) {
2501 pad_monitor->caps_is_audio = TRUE;
2502 } else if (g_str_has_prefix (gst_structure_get_name (structure), "video/")) {
2503 pad_monitor->caps_is_video = TRUE;
2506 if (g_str_has_prefix (gst_structure_get_name (structure), "audio/x-raw") ||
2507 g_str_has_prefix (gst_structure_get_name (structure), "video/x-raw")) {
2508 pad_monitor->caps_is_raw = TRUE;
2510 pad_monitor->caps_is_raw = FALSE;
2515 gst_validate_pad_monitor_setcaps_pre (GstValidatePadMonitor * pad_monitor,
2518 GstStructure *structure;
2520 /* Check if caps are identical to last caps and complain if so
2521 * Only checked for sink pads as src pads might push the same caps
2522 * multiple times during unlinked/autoplugging scenarios */
2523 if (GST_PAD_IS_SINK (GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor)) &&
2524 pad_monitor->last_caps
2525 && gst_caps_is_equal (caps, pad_monitor->last_caps)) {
2526 gchar *caps_str = gst_caps_to_string (caps);
2528 GST_VALIDATE_REPORT (pad_monitor, EVENT_CAPS_DUPLICATE, "%s", caps_str);
2533 gst_validate_pad_monitor_check_caps_complete (pad_monitor, caps);
2536 structure = gst_caps_get_structure (caps, 0);
2537 if (gst_structure_n_fields (pad_monitor->pending_setcaps_fields)) {
2540 i < gst_structure_n_fields (pad_monitor->pending_setcaps_fields);
2543 gst_structure_nth_field_name (pad_monitor->pending_setcaps_fields,
2545 const GValue *v = gst_structure_get_value (structure, name);
2546 const GValue *otherv =
2547 gst_structure_get_value (pad_monitor->pending_setcaps_fields, name);
2550 gchar *caps_str = gst_caps_to_string (caps);
2552 GST_VALIDATE_REPORT (pad_monitor, CAPS_EXPECTED_FIELD_NOT_FOUND,
2553 "Field %s is missing from setcaps caps '%s'", name, caps_str);
2555 } else if (gst_value_compare (v, otherv) != GST_VALUE_EQUAL) {
2556 gchar *caps_str = gst_caps_to_string (caps),
2557 *pending_setcaps_fields_str =
2558 gst_structure_to_string (pad_monitor->pending_setcaps_fields);
2561 GST_VALIDATE_REPORT (pad_monitor, CAPS_FIELD_UNEXPECTED_VALUE,
2562 "Field %s from setcaps caps '%s' is different "
2563 "from expected value in caps '%s'", name, caps_str,
2564 pending_setcaps_fields_str);
2566 g_free (pending_setcaps_fields_str);
2572 if (GST_PAD_IS_SINK (GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor)) &&
2573 gst_validate_pad_monitor_pad_should_proxy_othercaps (pad_monitor)) {
2574 if (_structure_is_video (structure)) {
2575 GST_DEBUG_OBJECT (GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor),
2576 "Adding video common pending fields to other pad: %" GST_PTR_FORMAT,
2578 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2579 structure, "width");
2580 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2581 structure, "height");
2582 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2583 structure, "framerate");
2584 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2585 structure, "pixel-aspect-ratio");
2586 } else if (_structure_is_audio (structure)) {
2587 GST_DEBUG_OBJECT (GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor),
2588 "Adding audio common pending fields to other pad: %" GST_PTR_FORMAT,
2590 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2592 gst_validate_pad_monitor_otherpad_add_pending_field (pad_monitor,
2593 structure, "channels");
2598 gst_structure_free (pad_monitor->pending_setcaps_fields);
2599 pad_monitor->pending_setcaps_fields =
2600 gst_structure_new_empty (PENDING_FIELDS);
2602 gst_validate_pad_monitor_setcaps_overrides (pad_monitor, caps);
2606 gst_validate_pad_monitor_setcaps_post (GstValidatePadMonitor * pad_monitor,
2607 GstCaps * caps, gboolean ret)
2610 gst_validate_pad_monitor_otherpad_clear_pending_fields (pad_monitor);
2612 if (pad_monitor->last_caps) {
2613 gst_caps_unref (pad_monitor->last_caps);
2615 pad_monitor->last_caps = gst_caps_ref (caps);
2616 gst_validate_pad_monitor_update_caps_info (pad_monitor, caps);
2621 gst_validate_pad_monitor_do_setup (GstValidateMonitor * monitor)
2623 GstValidatePadMonitor *pad_monitor = GST_VALIDATE_PAD_MONITOR_CAST (monitor);
2625 if (!GST_IS_PAD (GST_VALIDATE_MONITOR_GET_OBJECT (monitor))) {
2626 GST_WARNING_OBJECT (monitor, "Trying to create pad monitor with other "
2631 pad = GST_VALIDATE_PAD_MONITOR_GET_PAD (pad_monitor);
2633 if (g_object_get_data ((GObject *) pad, "validate-monitor")) {
2634 GST_WARNING_OBJECT (pad_monitor,
2635 "Pad already has a validate-monitor associated");
2639 g_object_set_data ((GObject *) pad, "validate-monitor", pad_monitor);
2641 pad_monitor->pad = pad;
2643 pad_monitor->event_func = GST_PAD_EVENTFUNC (pad);
2644 pad_monitor->event_full_func = GST_PAD_EVENTFULLFUNC (pad);
2645 pad_monitor->query_func = GST_PAD_QUERYFUNC (pad);
2646 pad_monitor->activatemode_func = GST_PAD_ACTIVATEMODEFUNC (pad);
2647 if (GST_PAD_DIRECTION (pad) == GST_PAD_SINK) {
2649 pad_monitor->chain_func = GST_PAD_CHAINFUNC (pad);
2650 if (pad_monitor->chain_func)
2651 gst_pad_set_chain_function (pad, gst_validate_pad_monitor_chain_func);
2653 if (pad_monitor->event_full_func)
2654 gst_pad_set_event_full_function (pad,
2655 gst_validate_pad_monitor_sink_event_full_func);
2657 gst_pad_set_event_function (pad,
2658 gst_validate_pad_monitor_sink_event_func);
2660 pad_monitor->getrange_func = GST_PAD_GETRANGEFUNC (pad);
2661 if (pad_monitor->getrange_func)
2662 gst_pad_set_getrange_function (pad, gst_validate_pad_get_range_func);
2664 gst_pad_set_event_function (pad, gst_validate_pad_monitor_src_event_func);
2666 /* add buffer/event probes */
2667 pad_monitor->pad_probe_id =
2668 gst_pad_add_probe (pad,
2669 GST_PAD_PROBE_TYPE_BUFFER | GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM |
2670 GST_PAD_PROBE_TYPE_EVENT_FLUSH,
2671 (GstPadProbeCallback) gst_validate_pad_monitor_pad_probe, pad_monitor,
2674 gst_pad_set_query_function (pad, gst_validate_pad_monitor_query_func);
2675 gst_pad_set_activatemode_function (pad,
2676 gst_validate_pad_monitor_activatemode_func);
2678 gst_validate_reporter_set_name (GST_VALIDATE_REPORTER (monitor),
2679 g_strdup_printf ("%s:%s", GST_DEBUG_PAD_NAME (pad)));
2681 if (G_UNLIKELY (GST_PAD_PARENT (pad) == NULL))
2682 GST_FIXME ("Saw a pad not belonging to any object");