1 /* GStreamer
2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3 * 2000 Wim Taymans <wtay@chello.be>
4 * 2004 Thomas Vander Stichele <thomas@apestaart.org>
5 *
6 * gst-launch.c: tool to launch GStreamer pipelines from the command line
7 *
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 of the License, or (at your option) any later version.
12 *
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.
17 *
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., 51 Franklin St, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 */
23
24 #ifdef HAVE_CONFIG_H
25 # include "config.h"
26 #endif
27
28 #include <glib.h>
29 #include <stdio.h>
30 #include <string.h>
31 #include <signal.h>
32 #ifdef HAVE_UNISTD_H
33 #include <unistd.h>
34 #endif
35 #ifdef G_OS_UNIX
36 #include <glib-unix.h>
37 #include <sys/wait.h>
38 #elif defined (G_OS_WIN32)
39 #define WIN32_LEAN_AND_MEAN
40 #include <windows.h>
41 #include <io.h>
42 #ifndef STDOUT_FILENO
43 #define STDOUT_FILENO 1
44 #endif
45 #define isatty _isatty
46 #endif
47 #include <locale.h> /* for LC_ALL */
48 #include "tools.h"
49 #ifdef HAVE_WINMM
50 #include <mmsystem.h>
51 #endif
52
53 extern volatile gboolean glib_on_error_halt;
54
55 #ifdef G_OS_UNIX
56 static void fault_restore (void);
57 static void fault_spin (void);
58 #endif
59
60 /* exit codes */
61 typedef enum _LaunchExitCode
62 {
63 LEC_STATE_CHANGE_FAILURE = -1,
64 LEC_NO_ERROR = 0,
65 LEC_ERROR,
66 LEC_INTERRUPT
67 } LaunchExitCode;
68
69 static GMainLoop *loop = NULL;
70 static GstElement *pipeline = NULL;
71
72 /* options */
73 static gboolean quiet = FALSE;
74 static gboolean tags = FALSE;
75 static gboolean toc = FALSE;
76 static gboolean messages = FALSE;
77 static gboolean eos_on_shutdown = FALSE;
78 static gchar **exclude_args = NULL;
79
80 /* pipeline status */
81 static gboolean is_live = FALSE;
82 static gboolean buffering = FALSE;
83 static LaunchExitCode last_launch_code = LEC_NO_ERROR;
84 static GstState target_state = GST_STATE_PAUSED;
85 static gboolean prerolled = FALSE;
86 static gboolean in_progress = FALSE;
87 static GstClockTime tfthen = GST_CLOCK_TIME_NONE;
88 static gboolean interrupting = FALSE;
89 static gboolean waiting_eos = FALSE;
90
91 /* convenience macro so we don't have to litter the code with if(!quiet) */
92 #define PRINT if(!quiet)gst_print
93
94 #ifdef G_OS_UNIX
95 static void
fault_handler_sighandler(int signum)96 fault_handler_sighandler (int signum)
97 {
98 fault_restore ();
99
100 /* printf is used instead of gst_print(), since it's less likely to
101 * deadlock */
102 switch (signum) {
103 case SIGSEGV:
104 fprintf (stderr, "Caught SIGSEGV\n");
105 break;
106 case SIGQUIT:
107 if (!quiet)
108 printf ("Caught SIGQUIT\n");
109 break;
110 default:
111 fprintf (stderr, "signo: %d\n", signum);
112 break;
113 }
114
115 fault_spin ();
116 }
117
118 static void
fault_spin(void)119 fault_spin (void)
120 {
121 int spinning = TRUE;
122
123 glib_on_error_halt = FALSE;
124 g_on_error_stack_trace ("gst-launch-" GST_API_VERSION);
125
126 wait (NULL);
127
128 /* FIXME how do we know if we were run by libtool? */
129 fprintf (stderr,
130 "Spinning. Please run 'gdb gst-launch-" GST_API_VERSION " %d' to "
131 "continue debugging, Ctrl-C to quit, or Ctrl-\\ to dump core.\n",
132 (gint) getpid ());
133 while (spinning)
134 g_usleep (1000000);
135 }
136
137 static void
fault_restore(void)138 fault_restore (void)
139 {
140 struct sigaction action;
141
142 memset (&action, 0, sizeof (action));
143 action.sa_handler = SIG_DFL;
144
145 sigaction (SIGSEGV, &action, NULL);
146 sigaction (SIGQUIT, &action, NULL);
147 }
148
149 static void
fault_setup(void)150 fault_setup (void)
151 {
152 struct sigaction action;
153
154 memset (&action, 0, sizeof (action));
155 action.sa_handler = fault_handler_sighandler;
156
157 sigaction (SIGSEGV, &action, NULL);
158 sigaction (SIGQUIT, &action, NULL);
159 }
160 #endif /* G_OS_UNIX */
161
162 #if 0
163 typedef struct _GstIndexStats
164 {
165 gint id;
166 gchar *desc;
167
168 guint num_frames;
169 guint num_keyframes;
170 guint num_dltframes;
171 GstClockTime last_keyframe;
172 GstClockTime last_dltframe;
173 GstClockTime min_keyframe_gap;
174 GstClockTime max_keyframe_gap;
175 GstClockTime avg_keyframe_gap;
176 } GstIndexStats;
177
178 static void
179 entry_added (GstIndex * index, GstIndexEntry * entry, gpointer user_data)
180 {
181 GPtrArray *index_stats = (GPtrArray *) user_data;
182 GstIndexStats *s;
183
184 switch (entry->type) {
185 case GST_INDEX_ENTRY_ID:
186 /* we have a new writer */
187 GST_DEBUG_OBJECT (index, "id %d: describes writer %s", entry->id,
188 GST_INDEX_ID_DESCRIPTION (entry));
189 if (entry->id >= index_stats->len) {
190 g_ptr_array_set_size (index_stats, entry->id + 1);
191 }
192 s = g_new (GstIndexStats, 1);
193 s->id = entry->id;
194 s->desc = g_strdup (GST_INDEX_ID_DESCRIPTION (entry));
195 s->num_frames = s->num_keyframes = s->num_dltframes = 0;
196 s->last_keyframe = s->last_dltframe = GST_CLOCK_TIME_NONE;
197 s->min_keyframe_gap = s->max_keyframe_gap = s->avg_keyframe_gap =
198 GST_CLOCK_TIME_NONE;
199 g_ptr_array_index (index_stats, entry->id) = s;
200 break;
201 case GST_INDEX_ENTRY_FORMAT:
202 /* have not found any code calling this */
203 GST_DEBUG_OBJECT (index, "id %d: registered format %d for %s\n",
204 entry->id, GST_INDEX_FORMAT_FORMAT (entry),
205 GST_INDEX_FORMAT_KEY (entry));
206 break;
207 case GST_INDEX_ENTRY_ASSOCIATION:
208 {
209 gint64 ts;
210 GstAssocFlags flags = GST_INDEX_ASSOC_FLAGS (entry);
211
212 s = g_ptr_array_index (index_stats, entry->id);
213 gst_index_entry_assoc_map (entry, GST_FORMAT_TIME, &ts);
214
215 if (flags & GST_ASSOCIATION_FLAG_KEY_UNIT) {
216 s->num_keyframes++;
217
218 if (GST_CLOCK_TIME_IS_VALID (ts)) {
219 if (GST_CLOCK_TIME_IS_VALID (s->last_keyframe)) {
220 GstClockTimeDiff d = GST_CLOCK_DIFF (s->last_keyframe, ts);
221
222 if (G_UNLIKELY (d < 0)) {
223 GST_WARNING ("received out-of-order keyframe at %"
224 GST_TIME_FORMAT, GST_TIME_ARGS (ts));
225 /* FIXME: does it still make sense to use that for the statistics */
226 d = GST_CLOCK_DIFF (ts, s->last_keyframe);
227 }
228
229 if (GST_CLOCK_TIME_IS_VALID (s->min_keyframe_gap)) {
230 if (d < s->min_keyframe_gap)
231 s->min_keyframe_gap = d;
232 } else {
233 s->min_keyframe_gap = d;
234 }
235 if (GST_CLOCK_TIME_IS_VALID (s->max_keyframe_gap)) {
236 if (d > s->max_keyframe_gap)
237 s->max_keyframe_gap = d;
238 } else {
239 s->max_keyframe_gap = d;
240 }
241 if (GST_CLOCK_TIME_IS_VALID (s->avg_keyframe_gap)) {
242 s->avg_keyframe_gap = (d + s->num_frames * s->avg_keyframe_gap) /
243 (s->num_frames + 1);
244 } else {
245 s->avg_keyframe_gap = d;
246 }
247 }
248 s->last_keyframe = ts;
249 }
250 }
251 if (flags & GST_ASSOCIATION_FLAG_DELTA_UNIT) {
252 s->num_dltframes++;
253 if (GST_CLOCK_TIME_IS_VALID (ts)) {
254 s->last_dltframe = ts;
255 }
256 }
257 s->num_frames++;
258
259 break;
260 }
261 default:
262 break;
263 }
264 }
265
266 /* print statistics from the entry_added callback, free the entries */
267 static void
268 print_index_stats (GPtrArray * index_stats)
269 {
270 gint i;
271
272 if (index_stats->len) {
273 gst_print ("%s:\n", _("Index statistics"));
274 }
275
276 for (i = 0; i < index_stats->len; i++) {
277 GstIndexStats *s = g_ptr_array_index (index_stats, i);
278 if (s) {
279 gst_print ("id %d, %s\n", s->id, s->desc);
280 if (s->num_frames) {
281 GstClockTime last_frame = s->last_keyframe;
282
283 if (GST_CLOCK_TIME_IS_VALID (s->last_dltframe)) {
284 if (!GST_CLOCK_TIME_IS_VALID (last_frame) ||
285 (s->last_dltframe > last_frame))
286 last_frame = s->last_dltframe;
287 }
288
289 if (GST_CLOCK_TIME_IS_VALID (last_frame)) {
290 gst_print (" total time = %" GST_TIME_FORMAT "\n",
291 GST_TIME_ARGS (last_frame));
292 }
293 gst_print (" frame/keyframe rate = %u / %u = ", s->num_frames,
294 s->num_keyframes);
295 if (s->num_keyframes)
296 gst_print ("%lf\n", s->num_frames / (gdouble) s->num_keyframes);
297 else
298 gst_print ("-\n");
299 if (s->num_keyframes) {
300 gst_print (" min/avg/max keyframe gap = %" GST_TIME_FORMAT ", %"
301 GST_TIME_FORMAT ", %" GST_TIME_FORMAT "\n",
302 GST_TIME_ARGS (s->min_keyframe_gap),
303 GST_TIME_ARGS (s->avg_keyframe_gap),
304 GST_TIME_ARGS (s->max_keyframe_gap));
305 }
306 } else {
307 gst_print (" no stats\n");
308 }
309
310 g_free (s->desc);
311 g_free (s);
312 }
313 }
314 }
315 #endif
316
317 /* Kids, use the functions from libgstpbutils in gst-plugins-base in your
318 * own code (we can't do that here because it would introduce a circular
319 * dependency) */
320 static gboolean
gst_is_missing_plugin_message(GstMessage * msg)321 gst_is_missing_plugin_message (GstMessage * msg)
322 {
323 if (GST_MESSAGE_TYPE (msg) != GST_MESSAGE_ELEMENT
324 || gst_message_get_structure (msg) == NULL)
325 return FALSE;
326
327 return gst_structure_has_name (gst_message_get_structure (msg),
328 "missing-plugin");
329 }
330
331 static const gchar *
gst_missing_plugin_message_get_description(GstMessage * msg)332 gst_missing_plugin_message_get_description (GstMessage * msg)
333 {
334 return gst_structure_get_string (gst_message_get_structure (msg), "name");
335 }
336
337 static void
print_error_message(GstMessage * msg)338 print_error_message (GstMessage * msg)
339 {
340 GError *err = NULL;
341 gchar *name, *debug = NULL;
342
343 name = gst_object_get_path_string (msg->src);
344 gst_message_parse_error (msg, &err, &debug);
345
346 gst_printerr (_("ERROR: from element %s: %s\n"), name, err->message);
347 if (debug != NULL)
348 gst_printerr (_("Additional debug info:\n%s\n"), debug);
349
350 g_clear_error (&err);
351 g_free (debug);
352 g_free (name);
353 }
354
355 static void
print_tag(const GstTagList * list,const gchar * tag,gpointer unused)356 print_tag (const GstTagList * list, const gchar * tag, gpointer unused)
357 {
358 gint i, count;
359
360 count = gst_tag_list_get_tag_size (list, tag);
361
362 for (i = 0; i < count; i++) {
363 gchar *str = NULL;
364
365 if (gst_tag_get_type (tag) == G_TYPE_STRING) {
366 if (!gst_tag_list_get_string_index (list, tag, i, &str)) {
367 g_warning ("Couldn't fetch string for %s tag", tag);
368 g_assert_not_reached ();
369 }
370 } else if (gst_tag_get_type (tag) == GST_TYPE_SAMPLE) {
371 GstSample *sample = NULL;
372
373 if (gst_tag_list_get_sample_index (list, tag, i, &sample)) {
374 GstBuffer *img = gst_sample_get_buffer (sample);
375 GstCaps *caps = gst_sample_get_caps (sample);
376
377 if (img) {
378 if (caps) {
379 gchar *caps_str;
380
381 caps_str = gst_caps_to_string (caps);
382 str = g_strdup_printf ("buffer of %" G_GSIZE_FORMAT " bytes, "
383 "type: %s", gst_buffer_get_size (img), caps_str);
384 g_free (caps_str);
385 } else {
386 str = g_strdup_printf ("buffer of %" G_GSIZE_FORMAT " bytes",
387 gst_buffer_get_size (img));
388 }
389 } else {
390 str = g_strdup ("NULL buffer");
391 }
392 } else {
393 g_warning ("Couldn't fetch sample for %s tag", tag);
394 g_assert_not_reached ();
395 }
396 gst_sample_unref (sample);
397 } else if (gst_tag_get_type (tag) == GST_TYPE_DATE_TIME) {
398 GstDateTime *dt = NULL;
399
400 gst_tag_list_get_date_time_index (list, tag, i, &dt);
401 if (!gst_date_time_has_time (dt)) {
402 str = gst_date_time_to_iso8601_string (dt);
403 } else {
404 gdouble tz_offset = gst_date_time_get_time_zone_offset (dt);
405 gchar tz_str[32];
406
407 if (tz_offset != 0.0) {
408 g_snprintf (tz_str, sizeof (tz_str), "(UTC %s%gh)",
409 (tz_offset > 0.0) ? "+" : "", tz_offset);
410 } else {
411 g_snprintf (tz_str, sizeof (tz_str), "(UTC)");
412 }
413
414 str = g_strdup_printf ("%04u-%02u-%02u %02u:%02u:%02u %s",
415 gst_date_time_get_year (dt), gst_date_time_get_month (dt),
416 gst_date_time_get_day (dt), gst_date_time_get_hour (dt),
417 gst_date_time_get_minute (dt), gst_date_time_get_second (dt),
418 tz_str);
419 }
420 gst_date_time_unref (dt);
421 } else {
422 str =
423 g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, i));
424 }
425
426 if (str) {
427 PRINT ("%16s: %s\n", i == 0 ? gst_tag_get_nick (tag) : "", str);
428 g_free (str);
429 }
430 }
431 }
432
433 static void
print_tag_foreach(const GstTagList * tags,const gchar * tag,gpointer user_data)434 print_tag_foreach (const GstTagList * tags, const gchar * tag,
435 gpointer user_data)
436 {
437 GValue val = { 0, };
438 gchar *str;
439 gint depth = GPOINTER_TO_INT (user_data);
440
441 if (!gst_tag_list_copy_value (&val, tags, tag))
442 return;
443
444 if (G_VALUE_HOLDS_STRING (&val))
445 str = g_value_dup_string (&val);
446 else
447 str = gst_value_serialize (&val);
448
449 gst_print ("%*s%s: %s\n", 2 * depth, " ", gst_tag_get_nick (tag), str);
450 g_free (str);
451
452 g_value_unset (&val);
453 }
454
455 #define MAX_INDENT 40
456
457 static void
print_toc_entry(gpointer data,gpointer user_data)458 print_toc_entry (gpointer data, gpointer user_data)
459 {
460 GstTocEntry *entry = (GstTocEntry *) data;
461 const gchar spc[MAX_INDENT + 1] = " ";
462 guint indent = MIN (GPOINTER_TO_UINT (user_data), MAX_INDENT);
463 const GstTagList *tags;
464 GList *subentries;
465 gint64 start, stop;
466
467 gst_toc_entry_get_start_stop_times (entry, &start, &stop);
468
469 PRINT ("%s%s:", &spc[MAX_INDENT - indent],
470 gst_toc_entry_type_get_nick (gst_toc_entry_get_entry_type (entry)));
471 if (GST_CLOCK_TIME_IS_VALID (start)) {
472 PRINT (" start: %" GST_TIME_FORMAT, GST_TIME_ARGS (start));
473 }
474 if (GST_CLOCK_TIME_IS_VALID (stop)) {
475 PRINT (" stop: %" GST_TIME_FORMAT, GST_TIME_ARGS (stop));
476 }
477 PRINT ("\n");
478 indent += 2;
479
480 /* print tags */
481 tags = gst_toc_entry_get_tags (entry);
482 if (tags)
483 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (indent));
484
485 /* loop over sub-toc entries */
486 subentries = gst_toc_entry_get_sub_entries (entry);
487 g_list_foreach (subentries, print_toc_entry, GUINT_TO_POINTER (indent));
488 }
489
490 #ifdef G_OS_UNIX
491 static guint signal_watch_hup_id;
492 #endif
493 #if defined(G_OS_UNIX) || defined(G_OS_WIN32)
494 static guint signal_watch_intr_id;
495 #endif
496
497 #if defined(G_OS_UNIX) || defined(G_OS_WIN32)
498 /* As the interrupt handler is dispatched from GMainContext as a GSourceFunc
499 * handler, we can react to this by posting a message. */
500 static gboolean
intr_handler(gpointer user_data)501 intr_handler (gpointer user_data)
502 {
503 GstElement *pipeline = (GstElement *) user_data;
504
505 PRINT ("handling interrupt.\n");
506
507 /* post an application specific message */
508 gst_element_post_message (GST_ELEMENT (pipeline),
509 gst_message_new_application (GST_OBJECT (pipeline),
510 gst_structure_new ("GstLaunchInterrupt",
511 "message", G_TYPE_STRING, "Pipeline interrupted", NULL)));
512
513 /* remove signal handler */
514 signal_watch_intr_id = 0;
515 return G_SOURCE_REMOVE;
516 }
517
518 #ifdef G_OS_UNIX
519 static gboolean
hup_handler(gpointer user_data)520 hup_handler (gpointer user_data)
521 {
522 GstElement *pipeline = (GstElement *) user_data;
523
524 if (g_getenv ("GST_DEBUG_DUMP_DOT_DIR") != NULL) {
525 PRINT ("SIGHUP: dumping dot file snapshot ...\n");
526 } else {
527 PRINT ("SIGHUP: not dumping dot file snapshot, GST_DEBUG_DUMP_DOT_DIR "
528 "environment variable not set.\n");
529 }
530
531 /* dump graph on hup */
532 GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
533 GST_DEBUG_GRAPH_SHOW_ALL, "gst-launch.snapshot");
534
535 return G_SOURCE_CONTINUE;
536 }
537 #endif
538
539 #if defined(G_OS_WIN32) /* G_OS_UNIX */
540 static BOOL WINAPI
w32_intr_handler(DWORD dwCtrlType)541 w32_intr_handler (DWORD dwCtrlType)
542 {
543 if (pipeline)
544 intr_handler ((gpointer) pipeline);
545
546 SetConsoleCtrlHandler (w32_intr_handler, FALSE);
547
548 return TRUE;
549 }
550 #endif /* G_OS_WIN32 */
551 #endif /* G_OS_UNIX */
552
553 static void
do_initial_play(GstElement * pipeline)554 do_initial_play (GstElement * pipeline)
555 {
556 PRINT (_("Setting pipeline to PLAYING ...\n"));
557
558 tfthen = gst_util_get_timestamp ();
559
560 if (gst_element_set_state (pipeline,
561 GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
562 gst_printerr (_("ERROR: pipeline doesn't want to play.\n"));
563 last_launch_code = LEC_STATE_CHANGE_FAILURE;
564
565 /* error message will be posted later */
566 return;
567 }
568
569 target_state = GST_STATE_PLAYING;
570 }
571
572 static gboolean
bus_handler(GstBus * bus,GstMessage * message,gpointer data)573 bus_handler (GstBus * bus, GstMessage * message, gpointer data)
574 {
575 {
576 if (messages) {
577 GstObject *src_obj;
578 const GstStructure *s;
579 guint32 seqnum;
580
581 seqnum = gst_message_get_seqnum (message);
582
583 s = gst_message_get_structure (message);
584
585 src_obj = GST_MESSAGE_SRC (message);
586
587 if (GST_IS_ELEMENT (src_obj)) {
588 PRINT (_("Got message #%u from element \"%s\" (%s): "),
589 (guint) seqnum, GST_ELEMENT_NAME (src_obj),
590 GST_MESSAGE_TYPE_NAME (message));
591 } else if (GST_IS_PAD (src_obj)) {
592 PRINT (_("Got message #%u from pad \"%s:%s\" (%s): "),
593 (guint) seqnum, GST_DEBUG_PAD_NAME (src_obj),
594 GST_MESSAGE_TYPE_NAME (message));
595 } else if (GST_IS_OBJECT (src_obj)) {
596 PRINT (_("Got message #%u from object \"%s\" (%s): "),
597 (guint) seqnum, GST_OBJECT_NAME (src_obj),
598 GST_MESSAGE_TYPE_NAME (message));
599 } else {
600 PRINT (_("Got message #%u (%s): "), (guint) seqnum,
601 GST_MESSAGE_TYPE_NAME (message));
602 }
603
604 if (s) {
605 gchar *sstr;
606
607 sstr = gst_structure_to_string (s);
608 PRINT ("%s\n", sstr);
609 g_free (sstr);
610 } else {
611 PRINT ("no message details\n");
612 }
613 }
614
615 switch (GST_MESSAGE_TYPE (message)) {
616 case GST_MESSAGE_NEW_CLOCK:
617 {
618 GstClock *clock;
619
620 gst_message_parse_new_clock (message, &clock);
621
622 PRINT ("New clock: %s\n", (clock ? GST_OBJECT_NAME (clock) : "NULL"));
623 break;
624 }
625 case GST_MESSAGE_CLOCK_LOST:
626 PRINT ("Clock lost, selecting a new one\n");
627 gst_element_set_state (pipeline, GST_STATE_PAUSED);
628 gst_element_set_state (pipeline, GST_STATE_PLAYING);
629 break;
630 case GST_MESSAGE_EOS:{
631 PRINT (_("Got EOS from element \"%s\".\n"),
632 GST_MESSAGE_SRC_NAME (message));
633
634 if (eos_on_shutdown)
635 PRINT (_("EOS received - stopping pipeline...\n"));
636 g_main_loop_quit (loop);
637 break;
638 }
639 case GST_MESSAGE_TAG:
640 if (tags) {
641 GstTagList *tag_list;
642
643 if (GST_IS_ELEMENT (GST_MESSAGE_SRC (message))) {
644 PRINT (_("FOUND TAG : found by element \"%s\".\n"),
645 GST_MESSAGE_SRC_NAME (message));
646 } else if (GST_IS_PAD (GST_MESSAGE_SRC (message))) {
647 PRINT (_("FOUND TAG : found by pad \"%s:%s\".\n"),
648 GST_DEBUG_PAD_NAME (GST_MESSAGE_SRC (message)));
649 } else if (GST_IS_OBJECT (GST_MESSAGE_SRC (message))) {
650 PRINT (_("FOUND TAG : found by object \"%s\".\n"),
651 GST_MESSAGE_SRC_NAME (message));
652 } else {
653 PRINT (_("FOUND TAG\n"));
654 }
655
656 gst_message_parse_tag (message, &tag_list);
657 gst_tag_list_foreach (tag_list, print_tag, NULL);
658 gst_tag_list_unref (tag_list);
659 }
660 break;
661 case GST_MESSAGE_TOC:
662 if (toc) {
663 GstToc *toc;
664 GList *entries;
665 gboolean updated;
666
667 if (GST_IS_ELEMENT (GST_MESSAGE_SRC (message))) {
668 PRINT (_("FOUND TOC : found by element \"%s\".\n"),
669 GST_MESSAGE_SRC_NAME (message));
670 } else if (GST_IS_OBJECT (GST_MESSAGE_SRC (message))) {
671 PRINT (_("FOUND TOC : found by object \"%s\".\n"),
672 GST_MESSAGE_SRC_NAME (message));
673 } else {
674 PRINT (_("FOUND TOC\n"));
675 }
676
677 gst_message_parse_toc (message, &toc, &updated);
678 /* recursively loop over toc entries */
679 entries = gst_toc_get_entries (toc);
680 g_list_foreach (entries, print_toc_entry, GUINT_TO_POINTER (0));
681 gst_toc_unref (toc);
682 }
683 break;
684 case GST_MESSAGE_INFO:{
685 GError *gerror;
686 gchar *debug;
687 gchar *name = gst_object_get_path_string (GST_MESSAGE_SRC (message));
688
689 gst_message_parse_info (message, &gerror, &debug);
690 if (debug) {
691 PRINT (_("INFO:\n%s\n"), debug);
692 }
693 g_clear_error (&gerror);
694 g_free (debug);
695 g_free (name);
696 break;
697 }
698 case GST_MESSAGE_WARNING:{
699 GError *gerror;
700 gchar *debug;
701 gchar *name = gst_object_get_path_string (GST_MESSAGE_SRC (message));
702
703 /* dump graph on warning */
704 GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
705 GST_DEBUG_GRAPH_SHOW_ALL, "gst-launch.warning");
706
707 gst_message_parse_warning (message, &gerror, &debug);
708 PRINT (_("WARNING: from element %s: %s\n"), name, gerror->message);
709 if (debug) {
710 PRINT (_("Additional debug info:\n%s\n"), debug);
711 }
712 g_clear_error (&gerror);
713 g_free (debug);
714 g_free (name);
715 break;
716 }
717 case GST_MESSAGE_STATE_CHANGED:{
718 GstState old, new, pending;
719
720 /* we only care about pipeline state change messages */
721 if (GST_MESSAGE_SRC (message) != GST_OBJECT_CAST (pipeline))
722 break;
723
724 gst_message_parse_state_changed (message, &old, &new, &pending);
725
726 if (target_state == GST_STATE_PAUSED && new == target_state) {
727 prerolled = TRUE;
728
729 PRINT (_("Pipeline is PREROLLED ...\n"));
730 /* ignore when we are buffering since then we mess with the states
731 * ourselves. */
732 if (buffering) {
733 PRINT (_("Prerolled, waiting for buffering to finish...\n"));
734 break;
735 }
736 if (in_progress) {
737 PRINT (_("Prerolled, waiting for progress to finish...\n"));
738 break;
739 }
740
741 do_initial_play (pipeline);
742 }
743 /* else not an interesting message */
744 break;
745 }
746 case GST_MESSAGE_BUFFERING:{
747 gint percent;
748
749 gst_message_parse_buffering (message, &percent);
750 PRINT ("%s %d%% \r", _("buffering..."), percent);
751
752 /* no state management needed for live pipelines */
753 if (is_live)
754 break;
755
756 if (percent == 100) {
757 /* a 100% message means buffering is done */
758 buffering = FALSE;
759
760 if (target_state == GST_STATE_PAUSED) {
761 do_initial_play (pipeline);
762 break;
763 }
764
765 /* if the desired state is playing, go back */
766 if (target_state == GST_STATE_PLAYING) {
767 PRINT (_("Done buffering, setting pipeline to PLAYING ...\n"));
768 gst_element_set_state (pipeline, GST_STATE_PLAYING);
769 }
770 } else {
771 /* buffering busy */
772 if (!buffering && target_state == GST_STATE_PLAYING) {
773 /* we were not buffering but PLAYING, PAUSE the pipeline. */
774 PRINT (_("Buffering, setting pipeline to PAUSED ...\n"));
775 gst_element_set_state (pipeline, GST_STATE_PAUSED);
776 }
777 buffering = TRUE;
778 }
779 break;
780 }
781 case GST_MESSAGE_LATENCY:
782 {
783 PRINT (_("Redistribute latency...\n"));
784 gst_bin_recalculate_latency (GST_BIN (pipeline));
785 break;
786 }
787 case GST_MESSAGE_REQUEST_STATE:
788 {
789 GstState state;
790 gchar *name = gst_object_get_path_string (GST_MESSAGE_SRC (message));
791
792 gst_message_parse_request_state (message, &state);
793
794 PRINT (_("Setting state to %s as requested by %s...\n"),
795 gst_element_state_get_name (state), name);
796
797 gst_element_set_state (pipeline, state);
798
799 g_free (name);
800 break;
801 }
802 case GST_MESSAGE_APPLICATION:{
803 const GstStructure *s;
804
805 s = gst_message_get_structure (message);
806
807 if (gst_structure_has_name (s, "GstLaunchInterrupt")) {
808 /* this application message is posted when we caught an interrupt and
809 * we need to stop the pipeline. */
810 PRINT (_("Interrupt: Stopping pipeline ...\n"));
811 interrupting = TRUE;
812
813 if (eos_on_shutdown) {
814 if (waiting_eos) {
815 PRINT (_
816 ("Interrupt while waiting for EOS - stopping pipeline...\n"));
817
818 g_main_loop_quit (loop);
819 } else {
820 PRINT (_
821 ("EOS on shutdown enabled -- Forcing EOS on the pipeline\n"));
822 gst_element_send_event (pipeline, gst_event_new_eos ());
823
824 PRINT (_("Waiting for EOS...\n"));
825
826 waiting_eos = TRUE;
827 }
828 } else {
829 g_main_loop_quit (loop);
830 }
831 }
832 break;
833 }
834 case GST_MESSAGE_PROGRESS:
835 {
836 GstProgressType type;
837 gchar *code, *text;
838
839 gst_message_parse_progress (message, &type, &code, &text);
840
841 switch (type) {
842 case GST_PROGRESS_TYPE_START:
843 case GST_PROGRESS_TYPE_CONTINUE:
844 in_progress = TRUE;
845 break;
846 case GST_PROGRESS_TYPE_COMPLETE:
847 case GST_PROGRESS_TYPE_CANCELED:
848 case GST_PROGRESS_TYPE_ERROR:
849 in_progress = FALSE;
850 break;
851 default:
852 break;
853 }
854 PRINT (_("Progress: (%s) %s\n"), code, text);
855 g_free (code);
856 g_free (text);
857
858 if (!in_progress && prerolled && target_state == GST_STATE_PAUSED) {
859 do_initial_play (pipeline);
860 }
861 break;
862 }
863 case GST_MESSAGE_ELEMENT:{
864 if (gst_is_missing_plugin_message (message)) {
865 const gchar *desc;
866
867 desc = gst_missing_plugin_message_get_description (message);
868 PRINT (_("Missing element: %s\n"), desc ? desc : "(no description)");
869 }
870 break;
871 }
872 case GST_MESSAGE_HAVE_CONTEXT:{
873 GstContext *context;
874 const gchar *context_type;
875 gchar *context_str;
876
877 gst_message_parse_have_context (message, &context);
878
879 context_type = gst_context_get_context_type (context);
880 context_str =
881 gst_structure_to_string (gst_context_get_structure (context));
882 PRINT (_("Got context from element '%s': %s=%s\n"),
883 GST_ELEMENT_NAME (GST_MESSAGE_SRC (message)), context_type,
884 context_str);
885 g_free (context_str);
886 gst_context_unref (context);
887 break;
888 }
889 case GST_MESSAGE_PROPERTY_NOTIFY:{
890 const GValue *val;
891 const gchar *name;
892 GstObject *obj;
893 gchar *val_str = NULL;
894 gchar **ex_prop, *obj_name;
895
896 if (quiet)
897 break;
898
899 gst_message_parse_property_notify (message, &obj, &name, &val);
900
901 /* Let's not print anything for excluded properties... */
902 ex_prop = exclude_args;
903 while (ex_prop != NULL && *ex_prop != NULL) {
904 if (strcmp (name, *ex_prop) == 0)
905 break;
906 ex_prop++;
907 }
908 if (ex_prop != NULL && *ex_prop != NULL)
909 break;
910
911 obj_name = gst_object_get_path_string (GST_OBJECT (obj));
912 if (val != NULL) {
913 if (G_VALUE_HOLDS_STRING (val))
914 val_str = g_value_dup_string (val);
915 else if (G_VALUE_TYPE (val) == GST_TYPE_CAPS)
916 val_str = gst_caps_to_string (g_value_get_boxed (val));
917 else if (G_VALUE_TYPE (val) == GST_TYPE_TAG_LIST)
918 val_str = gst_tag_list_to_string (g_value_get_boxed (val));
919 else if (G_VALUE_TYPE (val) == GST_TYPE_STRUCTURE)
920 val_str = gst_structure_to_string (g_value_get_boxed (val));
921 else
922 val_str = gst_value_serialize (val);
923 } else {
924 val_str = g_strdup ("(no value)");
925 }
926
927 gst_print ("%s: %s = %s\n", obj_name, name, val_str);
928 g_free (obj_name);
929 g_free (val_str);
930 break;
931 }
932 default:
933 /* just be quiet by default */
934 break;
935 }
936 }
937
938 return TRUE;
939 }
940
941 static GstBusSyncReply
bus_sync_handler(GstBus * bus,GstMessage * message,gpointer data)942 bus_sync_handler (GstBus * bus, GstMessage * message, gpointer data)
943 {
944 GstElement *pipeline = (GstElement *) data;
945
946 switch (GST_MESSAGE_TYPE (message)) {
947 case GST_MESSAGE_STATE_CHANGED:
948 /* we only care about pipeline state change messages */
949 if (GST_MESSAGE_SRC (message) == GST_OBJECT_CAST (pipeline)) {
950 GstState old, new, pending;
951 gchar *state_transition_name;
952
953 gst_message_parse_state_changed (message, &old, &new, &pending);
954
955 state_transition_name = g_strdup_printf ("%s_%s",
956 gst_element_state_get_name (old), gst_element_state_get_name (new));
957
958 /* dump graph for (some) pipeline state changes */
959 {
960 gchar *dump_name = g_strconcat ("gst-launch.", state_transition_name,
961 NULL);
962 GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
963 GST_DEBUG_GRAPH_SHOW_ALL, dump_name);
964 g_free (dump_name);
965 }
966
967 /* place a marker into e.g. strace logs */
968 {
969 gchar *access_name = g_strconcat (g_get_tmp_dir (), G_DIR_SEPARATOR_S,
970 "gst-launch", G_DIR_SEPARATOR_S, state_transition_name, NULL);
971 g_file_test (access_name, G_FILE_TEST_EXISTS);
972 g_free (access_name);
973 }
974
975 g_free (state_transition_name);
976 }
977 break;
978 case GST_MESSAGE_ERROR:{
979 /* dump graph on error */
980 GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
981 GST_DEBUG_GRAPH_SHOW_ALL, "gst-launch.error");
982
983 print_error_message (message);
984
985 if (target_state == GST_STATE_PAUSED) {
986 gst_printerr (_("ERROR: pipeline doesn't want to preroll.\n"));
987 } else if (interrupting) {
988 PRINT (_("An error happened while waiting for EOS\n"));
989 }
990
991 /* we have an error */
992 last_launch_code = LEC_ERROR;
993 g_main_loop_quit (loop);
994 break;
995 }
996 default:
997 break;
998 }
999 return GST_BUS_PASS;
1000 }
1001
1002 static gboolean
query_pipeline_position(gpointer user_data)1003 query_pipeline_position (gpointer user_data)
1004 {
1005 gint64 pos = -1, dur = -1;
1006 gboolean output_is_tty = GPOINTER_TO_INT (user_data);
1007
1008 if (buffering)
1009 return G_SOURCE_CONTINUE;
1010
1011 gst_element_query_position (pipeline, GST_FORMAT_TIME, &pos);
1012 gst_element_query_duration (pipeline, GST_FORMAT_TIME, &dur);
1013
1014 if (pos >= 0) {
1015 gchar dstr[32], pstr[32];
1016
1017 /* FIXME: pretty print in nicer format */
1018 g_snprintf (pstr, 32, "%" GST_TIME_FORMAT, GST_TIME_ARGS (pos));
1019 pstr[9] = '\0';
1020 g_snprintf (dstr, 32, "%" GST_TIME_FORMAT, GST_TIME_ARGS (dur));
1021 dstr[9] = '\0';
1022
1023 if (dur > 0 && dur >= pos) {
1024 gdouble percent;
1025 percent = 100 * (gdouble) (pos) / dur;
1026
1027 gst_print ("%s / %s (%.1f %%)%c", pstr, dstr, percent,
1028 output_is_tty ? '\r' : '\n');
1029 } else
1030 gst_print ("%s / %s%c", pstr, dstr, output_is_tty ? '\r' : '\n');
1031 }
1032
1033 return G_SOURCE_CONTINUE;
1034 }
1035
1036 #ifdef HAVE_WINMM
1037 static guint
enable_winmm_timer_resolution(void)1038 enable_winmm_timer_resolution (void)
1039 {
1040 TIMECAPS time_caps;
1041 guint resolution = 0;
1042 MMRESULT res;
1043
1044 res = timeGetDevCaps (&time_caps, sizeof (TIMECAPS));
1045 if (res != TIMERR_NOERROR) {
1046 g_warning ("timeGetDevCaps() returned non-zero code %d", res);
1047 return 0;
1048 }
1049
1050 resolution = MIN (MAX (time_caps.wPeriodMin, 1), time_caps.wPeriodMax);
1051 res = timeBeginPeriod (resolution);
1052 if (res != TIMERR_NOERROR) {
1053 g_warning ("timeBeginPeriod() returned non-zero code %d", res);
1054 return 0;
1055 }
1056
1057 PRINT (_("Use Windows high-resolution clock, precision: %u ms\n"),
1058 resolution);
1059
1060 return resolution;
1061 }
1062
1063 static void
clear_winmm_timer_resolution(guint resolution)1064 clear_winmm_timer_resolution (guint resolution)
1065 {
1066 if (resolution == 0)
1067 return;
1068
1069 timeEndPeriod (resolution);
1070 }
1071 #endif
1072
1073 int
main(int argc,char * argv[])1074 main (int argc, char *argv[])
1075 {
1076 /* options */
1077 gboolean verbose = FALSE;
1078 gboolean no_fault = FALSE;
1079 #if 0
1080 gboolean check_index = FALSE;
1081 #endif
1082 gchar *savefile = NULL;
1083 gboolean no_position = FALSE;
1084 gboolean force_position = FALSE;
1085 #ifndef GST_DISABLE_OPTION_PARSING
1086 GOptionEntry options[] = {
1087 {"tags", 't', 0, G_OPTION_ARG_NONE, &tags,
1088 N_("Output tags (also known as metadata)"), NULL},
1089 {"toc", 'c', 0, G_OPTION_ARG_NONE, &toc,
1090 N_("Output TOC (chapters and editions)"), NULL},
1091 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
1092 N_("Output status information and property notifications"), NULL},
1093 {"quiet", 'q', 0, G_OPTION_ARG_NONE, &quiet,
1094 N_("Do not print any progress information"), NULL},
1095 {"messages", 'm', 0, G_OPTION_ARG_NONE, &messages,
1096 N_("Output messages"), NULL},
1097 {"exclude", 'X', 0, G_OPTION_ARG_STRING_ARRAY, &exclude_args,
1098 N_("Do not output status information for the specified property "
1099 "if verbose output is enabled (can be used multiple times)"),
1100 N_("PROPERTY-NAME")},
1101 {"no-fault", 'f', 0, G_OPTION_ARG_NONE, &no_fault,
1102 N_("Do not install a fault handler"), NULL},
1103 {"eos-on-shutdown", 'e', 0, G_OPTION_ARG_NONE, &eos_on_shutdown,
1104 N_("Force EOS on sources before shutting the pipeline down"), NULL},
1105 #if 0
1106 {"index", 'i', 0, G_OPTION_ARG_NONE, &check_index,
1107 N_("Gather and print index statistics"), NULL},
1108 #endif
1109 GST_TOOLS_GOPTION_VERSION,
1110 {"no-position", '\0', 0, G_OPTION_ARG_NONE, &no_position,
1111 N_("Do not print current position of pipeline. "
1112 "If this option is unspecified, the position will be printed "
1113 "when stdout is a TTY. "
1114 "To enable printing position when stdout is not a TTY, "
1115 "use \"force-position\" option"), NULL},
1116 {"force-position", '\0', 0, G_OPTION_ARG_NONE, &force_position,
1117 N_("Allow printing current position of pipeline even if "
1118 "stdout is not a TTY. This option has no effect if "
1119 "the \"no-position\" option is specified"),
1120 NULL},
1121 {NULL}
1122 };
1123 GOptionContext *ctx;
1124 GError *err = NULL;
1125 #endif
1126 #if 0
1127 GstIndex *index;
1128 GPtrArray *index_stats = NULL;
1129 #endif
1130 gchar **argvn;
1131 GError *error = NULL;
1132 gulong deep_notify_id = 0;
1133 guint bus_watch_id = 0;
1134 GSource *position_source = NULL;
1135 #ifdef HAVE_WINMM
1136 guint winmm_timer_resolution = 0;
1137 #endif
1138
1139 free (malloc (8)); /* -lefence */
1140
1141 setlocale (LC_ALL, "");
1142
1143 #ifdef ENABLE_NLS
1144 bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
1145 bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
1146 textdomain (GETTEXT_PACKAGE);
1147 #endif
1148
1149 g_set_prgname ("gst-launch-" GST_API_VERSION);
1150 /* Ensure XInitThreads() is called if/when needed */
1151 g_setenv ("GST_GL_XINITTHREADS", "1", TRUE);
1152
1153 #ifndef GST_DISABLE_OPTION_PARSING
1154 ctx = g_option_context_new ("PIPELINE-DESCRIPTION");
1155 g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
1156 g_option_context_add_group (ctx, gst_init_get_option_group ());
1157 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
1158 if (err)
1159 gst_printerr ("Error initializing: %s\n", GST_STR_NULL (err->message));
1160 else
1161 gst_printerr ("Error initializing: Unknown error!\n");
1162 g_clear_error (&err);
1163 g_option_context_free (ctx);
1164 exit (1);
1165 }
1166 g_option_context_free (ctx);
1167 #else
1168 gst_init (&argc, &argv);
1169 #endif
1170
1171 gst_tools_print_version ();
1172
1173 #ifdef G_OS_UNIX
1174 if (!no_fault)
1175 fault_setup ();
1176 #endif
1177
1178 /* make a null-terminated version of argv */
1179 argvn = g_new0 (char *, argc);
1180 memcpy (argvn, argv + 1, sizeof (char *) * (argc - 1));
1181 {
1182 pipeline =
1183 (GstElement *) gst_parse_launchv ((const gchar **) argvn, &error);
1184 }
1185 g_free (argvn);
1186
1187 if (!pipeline) {
1188 if (error) {
1189 gst_printerr (_("ERROR: pipeline could not be constructed: %s.\n"),
1190 GST_STR_NULL (error->message));
1191 g_clear_error (&error);
1192 } else {
1193 gst_printerr (_("ERROR: pipeline could not be constructed.\n"));
1194 }
1195 return 1;
1196 } else if (error) {
1197 gst_printerr (_("WARNING: erroneous pipeline: %s\n"),
1198 GST_STR_NULL (error->message));
1199 g_clear_error (&error);
1200 return 1;
1201 }
1202
1203 loop = g_main_loop_new (NULL, FALSE);
1204
1205 if (!savefile) {
1206 GstStateChangeReturn ret;
1207 GstBus *bus;
1208
1209 /* If the top-level object is not a pipeline, place it in a pipeline. */
1210 if (!GST_IS_PIPELINE (pipeline)) {
1211 GstElement *real_pipeline = gst_element_factory_make ("pipeline", NULL);
1212
1213 if (real_pipeline == NULL) {
1214 gst_printerr (_("ERROR: the 'pipeline' element wasn't found.\n"));
1215 return 1;
1216 }
1217 gst_bin_add (GST_BIN (real_pipeline), pipeline);
1218 pipeline = real_pipeline;
1219 }
1220 #ifdef HAVE_WINMM
1221 /* Enable high-precision clock which will improve accuracy of various
1222 * Windows timer APIs (e.g., Sleep()), and it will increase the precision
1223 * of GstSystemClock as well
1224 */
1225
1226 /* NOTE: Once timer resolution is updated via timeBeginPeriod(),
1227 * application should undo it by calling timeEndPeriod()
1228 *
1229 * Prior to Windows 10, version 2004, timeBeginPeriod() affects global
1230 * Windows setting (meaning that it will affect other processes),
1231 * but starting with Windows 10, version 2004, this function no longer
1232 * affects global timer resolution
1233 */
1234 winmm_timer_resolution = enable_winmm_timer_resolution ();
1235 #endif
1236
1237 if (verbose) {
1238 deep_notify_id =
1239 gst_element_add_property_deep_notify_watch (pipeline, NULL, TRUE);
1240 }
1241 #if 0
1242 if (check_index) {
1243 /* gst_index_new() creates a null-index, it does not store anything, but
1244 * the entry-added signal works and this is what we use to build the
1245 * statistics */
1246 index = gst_index_new ();
1247 if (index) {
1248 index_stats = g_ptr_array_new ();
1249 g_signal_connect (G_OBJECT (index), "entry-added",
1250 G_CALLBACK (entry_added), index_stats);
1251 g_object_set (G_OBJECT (index), "resolver", GST_INDEX_RESOLVER_GTYPE,
1252 NULL);
1253 gst_element_set_index (pipeline, index);
1254 }
1255 }
1256 #endif
1257
1258 bus = gst_element_get_bus (pipeline);
1259 gst_bus_set_sync_handler (bus, bus_sync_handler, (gpointer) pipeline, NULL);
1260 bus_watch_id = gst_bus_add_watch (bus, bus_handler, NULL);
1261 gst_object_unref (bus);
1262
1263 PRINT (_("Setting pipeline to PAUSED ...\n"));
1264 ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
1265
1266 switch (ret) {
1267 case GST_STATE_CHANGE_FAILURE:
1268 gst_printerr (_("Failed to set pipeline to PAUSED.\n"));
1269 last_launch_code = LEC_STATE_CHANGE_FAILURE;
1270 goto end;
1271 case GST_STATE_CHANGE_NO_PREROLL:
1272 PRINT (_("Pipeline is live and does not need PREROLL ...\n"));
1273 is_live = TRUE;
1274 break;
1275 case GST_STATE_CHANGE_ASYNC:
1276 PRINT (_("Pipeline is PREROLLING ...\n"));
1277 break;
1278 default:
1279 break;
1280 }
1281
1282 #ifdef G_OS_UNIX
1283 signal_watch_intr_id =
1284 g_unix_signal_add (SIGINT, (GSourceFunc) intr_handler, pipeline);
1285 signal_watch_hup_id =
1286 g_unix_signal_add (SIGHUP, (GSourceFunc) hup_handler, pipeline);
1287 #elif defined(G_OS_WIN32)
1288 SetConsoleCtrlHandler (w32_intr_handler, TRUE);
1289 #endif
1290 if (!no_position) {
1291 gboolean output_is_tty = TRUE;
1292
1293 if (!isatty (STDOUT_FILENO))
1294 output_is_tty = FALSE;
1295
1296 if (output_is_tty || (!output_is_tty && force_position)) {
1297 position_source = g_timeout_source_new (100);
1298 g_source_set_callback (position_source, query_pipeline_position,
1299 GINT_TO_POINTER (output_is_tty), NULL);
1300 g_source_attach (position_source, NULL);
1301 }
1302 }
1303
1304 /* playing state will be set on state-changed message handler */
1305 g_main_loop_run (loop);
1306
1307 if (position_source) {
1308 g_source_destroy (position_source);
1309 g_source_unref (position_source);
1310 }
1311
1312 {
1313 GstClockTime tfnow;
1314 GstClockTimeDiff diff;
1315
1316 if (GST_CLOCK_TIME_IS_VALID (tfthen)) {
1317 tfnow = gst_util_get_timestamp ();
1318 diff = GST_CLOCK_DIFF (tfthen, tfnow);
1319
1320 PRINT (_("Execution ended after %" GST_TIME_FORMAT "\n"),
1321 GST_TIME_ARGS (diff));
1322 }
1323 }
1324
1325 /* No need to see all those pad caps going to NULL etc., it's just noise */
1326 if (deep_notify_id != 0)
1327 g_signal_handler_disconnect (pipeline, deep_notify_id);
1328
1329 #if 0
1330 if (check_index) {
1331 print_index_stats (index_stats);
1332 g_ptr_array_free (index_stats, TRUE);
1333 }
1334 #endif
1335
1336 end:
1337 PRINT (_("Setting pipeline to NULL ...\n"));
1338 gst_element_set_state (pipeline, GST_STATE_NULL);
1339
1340 #ifdef G_OS_UNIX
1341 if (signal_watch_intr_id > 0)
1342 g_source_remove (signal_watch_intr_id);
1343 if (signal_watch_hup_id > 0)
1344 g_source_remove (signal_watch_hup_id);
1345 #endif
1346 g_source_remove (bus_watch_id);
1347 g_main_loop_unref (loop);
1348
1349 #ifdef HAVE_WINMM
1350 /* Undo timeBeginPeriod() if required */
1351 clear_winmm_timer_resolution (winmm_timer_resolution);
1352 #endif
1353 }
1354
1355 PRINT (_("Freeing pipeline ...\n"));
1356 gst_object_unref (pipeline);
1357
1358 gst_deinit ();
1359
1360 return last_launch_code;
1361 }
1362