1 /* GStreamer
2 *
3 * seek.c: seeking sample application
4 *
5 * Copyright (C) 2005 Wim Taymans <wim@fluendo.com>
6 * 2006 Stefan Kost <ensonic@users.sf.net>
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 <glib/gstdio.h>
30
31 #include <stdlib.h>
32 #include <sys/stat.h>
33 #include <fcntl.h>
34 #include <unistd.h>
35
36 #include <math.h>
37
38 #include <gtk/gtk.h>
39 #include <gst/gst.h>
40 #include <string.h>
41
42 #include <linux/input.h>
43 #include <linux/joystick.h>
44
45 #ifdef HAVE_X11
46 #include <gdk/gdkx.h>
47 #endif
48 #include <gst/video/videooverlay.h>
49
50 GST_DEBUG_CATEGORY_STATIC (seek_debug);
51 #define GST_CAT_DEFAULT (seek_debug)
52
53 /* configuration */
54 #define SOURCE "filesrc"
55
56 #define ASINK "alsasink"
57 //#define ASINK "osssink"
58
59 #define VSINK "xvimagesink"
60 //#define VSINK "sdlvideosink"
61 //#define VSINK "ximagesink"
62 //#define VSINK "aasink"
63 //#define VSINK "cacasink"
64
65 #define FILL_INTERVAL 100
66 //#define UPDATE_INTERVAL 500
67 //#define UPDATE_INTERVAL 100
68 //#define UPDATE_INTERVAL 10
69 #define UPDATE_INTERVAL 40
70
71 /* number of milliseconds to play for after a seek */
72 #define SCRUB_TIME 100
73
74 /* timeout for gst_element_get_state() after a seek */
75 #define SEEK_TIMEOUT 40 * GST_MSECOND
76
77 #define DEFAULT_VIDEO_HEIGHT 300
78
79 /* the state to go to when stop is pressed */
80 #define STOP_STATE GST_STATE_READY
81
82
83 static GList *seekable_pads = NULL;
84 static GList *rate_pads = NULL;
85 static GList *seekable_elements = NULL;
86
87 static gboolean accurate_seek = FALSE;
88 static gboolean keyframe_seek = FALSE;
89 static gboolean loop_seek = FALSE;
90 static gboolean flush_seek = TRUE;
91 static gboolean scrub = TRUE;
92 static gboolean play_scrub = FALSE;
93 static gboolean skip_seek = FALSE;
94 static gdouble rate = 1.0;
95
96 static GstElement *pipeline;
97 static gint pipeline_type;
98 static const gchar *pipeline_spec;
99 static gint64 position = -1;
100 static gint64 duration = -1;
101 static GtkAdjustment *adjustment;
102 static GtkWidget *hscale, *statusbar;
103 static guint status_id = 0;
104 static gboolean stats = FALSE;
105 static gboolean elem_seek = FALSE;
106 static gboolean verbose = FALSE;
107 static gchar *js_device = NULL;
108
109 static gboolean is_live = FALSE;
110 static gboolean buffering = FALSE;
111 static GstBufferingMode mode;
112 static gint64 buffering_left;
113 static GstState state = GST_STATE_NULL;
114 static guint update_id = 0;
115 static guint seek_timeout_id = 0;
116 static gulong changed_id;
117 static guint fill_id = 0;
118
119 static gint n_video = 0, n_audio = 0, n_text = 0;
120 static gboolean need_streams = TRUE;
121 static GtkWidget *video_combo, *audio_combo, *text_combo, *vis_combo;
122 static GtkWidget *vis_checkbox, *video_checkbox, *audio_checkbox;
123 static GtkWidget *text_checkbox, *mute_checkbox, *volume_spinbutton;
124 static GtkWidget *skip_checkbox, *video_window, *download_checkbox;
125 static GtkWidget *buffer_checkbox, *rate_spinbutton;
126
127 static GMutex state_mutex;
128
129 static GtkWidget *format_combo, *step_amount_spinbutton, *step_rate_spinbutton;
130 static GtkWidget *shuttle_checkbox, *step_button;
131 static GtkWidget *shuttle_hscale;
132 static GtkAdjustment *shuttle_adjustment;
133
134 static GList *paths = NULL, *l = NULL;
135
136 gint js_fd;
137
138 /* we keep an array of the visualisation entries so that we can easily switch
139 * with the combo box index. */
140 typedef struct
141 {
142 GstElementFactory *factory;
143 } VisEntry;
144
145 static GArray *vis_entries;
146
147 static void clear_streams (GstElement * pipeline);
148 static void volume_notify_cb (GstElement * pipeline, GParamSpec * arg,
149 gpointer user_dat);
150
151 /* pipeline construction */
152
153 typedef struct
154 {
155 const gchar *padname;
156 GstPad *target;
157 GstElement *bin;
158 }
159 dyn_link;
160
161 static GstElement *
gst_element_factory_make_or_warn(const gchar * type,const gchar * name)162 gst_element_factory_make_or_warn (const gchar * type, const gchar * name)
163 {
164 GstElement *element = gst_element_factory_make (type, name);
165
166 if (!element) {
167 g_warning ("Failed to create element %s of type %s", name, type);
168 }
169
170 return element;
171 }
172
173 static void
dynamic_link(GstPadTemplate * templ,GstPad * newpad,gpointer data)174 dynamic_link (GstPadTemplate * templ, GstPad * newpad, gpointer data)
175 {
176 gchar *padname;
177 dyn_link *connect = (dyn_link *) data;
178
179 padname = gst_pad_get_name (newpad);
180
181 if (connect->padname == NULL || !strcmp (padname, connect->padname)) {
182 if (connect->bin)
183 gst_bin_add (GST_BIN (pipeline), connect->bin);
184 gst_pad_link (newpad, connect->target);
185
186 //seekable_pads = g_list_prepend (seekable_pads, newpad);
187 rate_pads = g_list_prepend (rate_pads, newpad);
188 }
189 g_free (padname);
190 }
191
192 static void
setup_dynamic_link(GstElement * element,const gchar * padname,GstPad * target,GstElement * bin)193 setup_dynamic_link (GstElement * element, const gchar * padname,
194 GstPad * target, GstElement * bin)
195 {
196 dyn_link *connect;
197
198 connect = g_new0 (dyn_link, 1);
199 connect->padname = g_strdup (padname);
200 connect->target = target;
201 connect->bin = bin;
202
203 g_signal_connect (G_OBJECT (element), "pad-added", G_CALLBACK (dynamic_link),
204 connect);
205 }
206
207 static GstElement *
make_mod_pipeline(const gchar * location)208 make_mod_pipeline (const gchar * location)
209 {
210 GstElement *pipeline;
211 GstElement *src, *decoder, *audiosink;
212 GstPad *seekable;
213
214 pipeline = gst_pipeline_new ("app");
215
216 src = gst_element_factory_make_or_warn (SOURCE, "src");
217 decoder = gst_element_factory_make_or_warn ("modplug", "decoder");
218 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
219 //g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
220
221 g_object_set (G_OBJECT (src), "location", location, NULL);
222
223 gst_bin_add (GST_BIN (pipeline), src);
224 gst_bin_add (GST_BIN (pipeline), decoder);
225 gst_bin_add (GST_BIN (pipeline), audiosink);
226
227 gst_element_link (src, decoder);
228 gst_element_link (decoder, audiosink);
229
230 seekable = gst_element_get_static_pad (decoder, "src");
231 seekable_pads = g_list_prepend (seekable_pads, seekable);
232 rate_pads = g_list_prepend (rate_pads, seekable);
233 rate_pads =
234 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
235
236 return pipeline;
237 }
238
239 static GstElement *
make_dv_pipeline(const gchar * location)240 make_dv_pipeline (const gchar * location)
241 {
242 GstElement *pipeline;
243 GstElement *src, *demux, *decoder, *audiosink, *videosink;
244 GstElement *a_queue, *v_queue;
245 GstPad *seekable;
246
247 pipeline = gst_pipeline_new ("app");
248
249 src = gst_element_factory_make_or_warn (SOURCE, "src");
250 demux = gst_element_factory_make_or_warn ("dvdemux", "demuxer");
251 v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
252 decoder = gst_element_factory_make_or_warn ("ffdec_dvvideo", "decoder");
253 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
254 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
255 audiosink = gst_element_factory_make_or_warn ("alsasink", "a_sink");
256
257 g_object_set (G_OBJECT (src), "location", location, NULL);
258
259 gst_bin_add (GST_BIN (pipeline), src);
260 gst_bin_add (GST_BIN (pipeline), demux);
261 gst_bin_add (GST_BIN (pipeline), a_queue);
262 gst_bin_add (GST_BIN (pipeline), audiosink);
263 gst_bin_add (GST_BIN (pipeline), v_queue);
264 gst_bin_add (GST_BIN (pipeline), decoder);
265 gst_bin_add (GST_BIN (pipeline), videosink);
266
267 gst_element_link (src, demux);
268 gst_element_link (a_queue, audiosink);
269 gst_element_link (v_queue, decoder);
270 gst_element_link (decoder, videosink);
271
272 setup_dynamic_link (demux, "video", gst_element_get_static_pad (v_queue,
273 "sink"), NULL);
274 setup_dynamic_link (demux, "audio", gst_element_get_static_pad (a_queue,
275 "sink"), NULL);
276
277 seekable = gst_element_get_static_pad (decoder, "src");
278 seekable_pads = g_list_prepend (seekable_pads, seekable);
279 rate_pads = g_list_prepend (rate_pads, seekable);
280
281 return pipeline;
282 }
283
284 static GstElement *
make_wav_pipeline(const gchar * location)285 make_wav_pipeline (const gchar * location)
286 {
287 GstElement *pipeline;
288 GstElement *src, *decoder, *audiosink;
289
290 pipeline = gst_pipeline_new ("app");
291
292 src = gst_element_factory_make_or_warn (SOURCE, "src");
293 decoder = gst_element_factory_make_or_warn ("wavparse", "decoder");
294 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
295
296 g_object_set (G_OBJECT (src), "location", location, NULL);
297
298 gst_bin_add (GST_BIN (pipeline), src);
299 gst_bin_add (GST_BIN (pipeline), decoder);
300 gst_bin_add (GST_BIN (pipeline), audiosink);
301
302 gst_element_link (src, decoder);
303
304 setup_dynamic_link (decoder, "src", gst_element_get_static_pad (audiosink,
305 "sink"), NULL);
306
307 seekable_elements = g_list_prepend (seekable_elements, audiosink);
308
309 /* force element seeking on this pipeline */
310 elem_seek = TRUE;
311
312 return pipeline;
313 }
314
315 static GstElement *
make_flac_pipeline(const gchar * location)316 make_flac_pipeline (const gchar * location)
317 {
318 GstElement *pipeline;
319 GstElement *src, *decoder, *audiosink;
320 GstPad *seekable;
321
322 pipeline = gst_pipeline_new ("app");
323
324 src = gst_element_factory_make_or_warn (SOURCE, "src");
325 decoder = gst_element_factory_make_or_warn ("flacdec", "decoder");
326 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
327 g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
328
329 g_object_set (G_OBJECT (src), "location", location, NULL);
330
331 gst_bin_add (GST_BIN (pipeline), src);
332 gst_bin_add (GST_BIN (pipeline), decoder);
333 gst_bin_add (GST_BIN (pipeline), audiosink);
334
335 gst_element_link (src, decoder);
336 gst_element_link (decoder, audiosink);
337
338 seekable = gst_element_get_static_pad (decoder, "src");
339 seekable_pads = g_list_prepend (seekable_pads, seekable);
340 rate_pads = g_list_prepend (rate_pads, seekable);
341 rate_pads =
342 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
343
344 return pipeline;
345 }
346
347 static GstElement *
make_sid_pipeline(const gchar * location)348 make_sid_pipeline (const gchar * location)
349 {
350 GstElement *pipeline;
351 GstElement *src, *decoder, *audiosink;
352 GstPad *seekable;
353
354 pipeline = gst_pipeline_new ("app");
355
356 src = gst_element_factory_make_or_warn (SOURCE, "src");
357 decoder = gst_element_factory_make_or_warn ("siddec", "decoder");
358 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
359 //g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
360
361 g_object_set (G_OBJECT (src), "location", location, NULL);
362
363 gst_bin_add (GST_BIN (pipeline), src);
364 gst_bin_add (GST_BIN (pipeline), decoder);
365 gst_bin_add (GST_BIN (pipeline), audiosink);
366
367 gst_element_link (src, decoder);
368 gst_element_link (decoder, audiosink);
369
370 seekable = gst_element_get_static_pad (decoder, "src");
371 seekable_pads = g_list_prepend (seekable_pads, seekable);
372 rate_pads = g_list_prepend (rate_pads, seekable);
373 rate_pads =
374 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
375
376 return pipeline;
377 }
378
379 static GstElement *
make_parse_pipeline(const gchar * location)380 make_parse_pipeline (const gchar * location)
381 {
382 GstElement *pipeline;
383 GstElement *src, *parser, *fakesink;
384 GstPad *seekable;
385
386 pipeline = gst_pipeline_new ("app");
387
388 src = gst_element_factory_make_or_warn (SOURCE, "src");
389 parser = gst_element_factory_make_or_warn ("mpegparse", "parse");
390 fakesink = gst_element_factory_make_or_warn ("fakesink", "sink");
391 g_object_set (G_OBJECT (fakesink), "silent", TRUE, NULL);
392 g_object_set (G_OBJECT (fakesink), "sync", TRUE, NULL);
393
394 g_object_set (G_OBJECT (src), "location", location, NULL);
395
396 gst_bin_add (GST_BIN (pipeline), src);
397 gst_bin_add (GST_BIN (pipeline), parser);
398 gst_bin_add (GST_BIN (pipeline), fakesink);
399
400 gst_element_link (src, parser);
401 gst_element_link (parser, fakesink);
402
403 seekable = gst_element_get_static_pad (parser, "src");
404 seekable_pads = g_list_prepend (seekable_pads, seekable);
405 rate_pads = g_list_prepend (rate_pads, seekable);
406 rate_pads =
407 g_list_prepend (rate_pads, gst_element_get_static_pad (parser, "sink"));
408
409 return pipeline;
410 }
411
412 static GstElement *
make_vorbis_pipeline(const gchar * location)413 make_vorbis_pipeline (const gchar * location)
414 {
415 GstElement *pipeline, *audio_bin;
416 GstElement *src, *demux, *decoder, *convert, *audiosink;
417 GstPad *pad, *seekable;
418
419 pipeline = gst_pipeline_new ("app");
420
421 src = gst_element_factory_make_or_warn (SOURCE, "src");
422 demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
423 decoder = gst_element_factory_make_or_warn ("vorbisdec", "decoder");
424 convert = gst_element_factory_make_or_warn ("audioconvert", "convert");
425 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
426 g_object_set (G_OBJECT (audiosink), "sync", TRUE, NULL);
427
428 g_object_set (G_OBJECT (src), "location", location, NULL);
429
430 audio_bin = gst_bin_new ("a_decoder_bin");
431
432 gst_bin_add (GST_BIN (pipeline), src);
433 gst_bin_add (GST_BIN (pipeline), demux);
434 gst_bin_add (GST_BIN (audio_bin), decoder);
435 gst_bin_add (GST_BIN (audio_bin), convert);
436 gst_bin_add (GST_BIN (audio_bin), audiosink);
437 gst_bin_add (GST_BIN (pipeline), audio_bin);
438
439 gst_element_link (src, demux);
440 gst_element_link (decoder, convert);
441 gst_element_link (convert, audiosink);
442
443 pad = gst_element_get_static_pad (decoder, "sink");
444 gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
445 gst_object_unref (pad);
446
447 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
448 "sink"), NULL);
449
450 seekable = gst_element_get_static_pad (decoder, "src");
451 seekable_pads = g_list_prepend (seekable_pads, seekable);
452 rate_pads = g_list_prepend (rate_pads, seekable);
453 rate_pads =
454 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
455
456 return pipeline;
457 }
458
459 static GstElement *
make_theora_pipeline(const gchar * location)460 make_theora_pipeline (const gchar * location)
461 {
462 GstElement *pipeline, *video_bin;
463 GstElement *src, *demux, *decoder, *convert, *videosink;
464 GstPad *pad, *seekable;
465
466 pipeline = gst_pipeline_new ("app");
467
468 src = gst_element_factory_make_or_warn (SOURCE, "src");
469 demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
470 decoder = gst_element_factory_make_or_warn ("theoradec", "decoder");
471 convert = gst_element_factory_make_or_warn ("videoconvert", "convert");
472 videosink = gst_element_factory_make_or_warn (VSINK, "sink");
473
474 g_object_set (G_OBJECT (src), "location", location, NULL);
475
476 video_bin = gst_bin_new ("v_decoder_bin");
477
478 gst_bin_add (GST_BIN (pipeline), src);
479 gst_bin_add (GST_BIN (pipeline), demux);
480 gst_bin_add (GST_BIN (video_bin), decoder);
481 gst_bin_add (GST_BIN (video_bin), convert);
482 gst_bin_add (GST_BIN (video_bin), videosink);
483 gst_bin_add (GST_BIN (pipeline), video_bin);
484
485 gst_element_link (src, demux);
486 gst_element_link (decoder, convert);
487 gst_element_link (convert, videosink);
488
489 pad = gst_element_get_static_pad (decoder, "sink");
490 gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
491 gst_object_unref (pad);
492
493 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
494 "sink"), NULL);
495
496 seekable = gst_element_get_static_pad (decoder, "src");
497 seekable_pads = g_list_prepend (seekable_pads, seekable);
498 rate_pads = g_list_prepend (rate_pads, seekable);
499 rate_pads =
500 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
501
502 return pipeline;
503 }
504
505 static GstElement *
make_vorbis_theora_pipeline(const gchar * location)506 make_vorbis_theora_pipeline (const gchar * location)
507 {
508 GstElement *pipeline, *audio_bin, *video_bin;
509 GstElement *src, *demux, *a_decoder, *a_convert, *v_decoder, *v_convert;
510 GstElement *audiosink, *videosink;
511 GstElement *a_queue, *v_queue, *v_scale;
512 GstPad *seekable;
513 GstPad *pad;
514
515 pipeline = gst_pipeline_new ("app");
516
517 src = gst_element_factory_make_or_warn (SOURCE, "src");
518 g_object_set (G_OBJECT (src), "location", location, NULL);
519
520 demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
521
522 gst_bin_add (GST_BIN (pipeline), src);
523 gst_bin_add (GST_BIN (pipeline), demux);
524 gst_element_link (src, demux);
525
526 audio_bin = gst_bin_new ("a_decoder_bin");
527 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
528 a_decoder = gst_element_factory_make_or_warn ("vorbisdec", "a_dec");
529 a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
530 audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
531
532 gst_bin_add (GST_BIN (pipeline), audio_bin);
533
534 gst_bin_add (GST_BIN (audio_bin), a_queue);
535 gst_bin_add (GST_BIN (audio_bin), a_decoder);
536 gst_bin_add (GST_BIN (audio_bin), a_convert);
537 gst_bin_add (GST_BIN (audio_bin), audiosink);
538
539 gst_element_link (a_queue, a_decoder);
540 gst_element_link (a_decoder, a_convert);
541 gst_element_link (a_convert, audiosink);
542
543 pad = gst_element_get_static_pad (a_queue, "sink");
544 gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
545 gst_object_unref (pad);
546
547 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
548 "sink"), NULL);
549
550 video_bin = gst_bin_new ("v_decoder_bin");
551 v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
552 v_decoder = gst_element_factory_make_or_warn ("theoradec", "v_dec");
553 v_convert = gst_element_factory_make_or_warn ("videoconvert", "v_convert");
554 v_scale = gst_element_factory_make_or_warn ("videoscale", "v_scale");
555 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
556
557 gst_bin_add (GST_BIN (pipeline), video_bin);
558
559 gst_bin_add (GST_BIN (video_bin), v_queue);
560 gst_bin_add (GST_BIN (video_bin), v_decoder);
561 gst_bin_add (GST_BIN (video_bin), v_convert);
562 gst_bin_add (GST_BIN (video_bin), v_scale);
563 gst_bin_add (GST_BIN (video_bin), videosink);
564
565 gst_element_link_many (v_queue, v_decoder, v_convert, v_scale, videosink,
566 NULL);
567
568 pad = gst_element_get_static_pad (v_queue, "sink");
569 gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
570 gst_object_unref (pad);
571
572 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
573 "sink"), NULL);
574
575 seekable = gst_element_get_static_pad (a_decoder, "src");
576 seekable_pads = g_list_prepend (seekable_pads, seekable);
577 rate_pads = g_list_prepend (rate_pads, seekable);
578 rate_pads =
579 g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
580 "sink"));
581
582 return pipeline;
583 }
584
585 static GstElement *
make_avi_msmpeg4v3_mp3_pipeline(const gchar * location)586 make_avi_msmpeg4v3_mp3_pipeline (const gchar * location)
587 {
588 GstElement *pipeline, *audio_bin, *video_bin;
589 GstElement *src, *demux, *a_decoder, *a_convert, *v_decoder, *v_convert;
590 GstElement *audiosink, *videosink;
591 GstElement *a_queue, *v_queue;
592 GstPad *seekable, *pad;
593
594 pipeline = gst_pipeline_new ("app");
595
596 src = gst_element_factory_make_or_warn (SOURCE, "src");
597 g_object_set (G_OBJECT (src), "location", location, NULL);
598
599 demux = gst_element_factory_make_or_warn ("avidemux", "demux");
600
601 gst_bin_add (GST_BIN (pipeline), src);
602 gst_bin_add (GST_BIN (pipeline), demux);
603 gst_element_link (src, demux);
604
605 audio_bin = gst_bin_new ("a_decoder_bin");
606 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
607 a_decoder = gst_element_factory_make_or_warn ("mpg123audiodec", "a_dec");
608 a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
609 audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
610
611 gst_bin_add (GST_BIN (audio_bin), a_queue);
612 gst_bin_add (GST_BIN (audio_bin), a_decoder);
613 gst_bin_add (GST_BIN (audio_bin), a_convert);
614 gst_bin_add (GST_BIN (audio_bin), audiosink);
615
616 gst_element_link (a_queue, a_decoder);
617 gst_element_link (a_decoder, a_convert);
618 gst_element_link (a_convert, audiosink);
619
620 gst_bin_add (GST_BIN (pipeline), audio_bin);
621
622 pad = gst_element_get_static_pad (a_queue, "sink");
623 gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
624 gst_object_unref (pad);
625
626 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
627 "sink"), NULL);
628
629 video_bin = gst_bin_new ("v_decoder_bin");
630 v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
631 v_decoder = gst_element_factory_make_or_warn ("ffdec_msmpeg4", "v_dec");
632 v_convert = gst_element_factory_make_or_warn ("videoconvert", "v_convert");
633 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
634
635 gst_bin_add (GST_BIN (video_bin), v_queue);
636 gst_bin_add (GST_BIN (video_bin), v_decoder);
637 gst_bin_add (GST_BIN (video_bin), v_convert);
638 gst_bin_add (GST_BIN (video_bin), videosink);
639
640 gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
641
642 gst_bin_add (GST_BIN (pipeline), video_bin);
643
644 pad = gst_element_get_static_pad (v_queue, "sink");
645 gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
646 gst_object_unref (pad);
647
648 setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
649 "sink"), NULL);
650
651 seekable = gst_element_get_static_pad (a_decoder, "src");
652 seekable_pads = g_list_prepend (seekable_pads, seekable);
653 rate_pads = g_list_prepend (rate_pads, seekable);
654 rate_pads =
655 g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
656 "sink"));
657
658 return pipeline;
659 }
660
661 static GstElement *
make_mp3_pipeline(const gchar * location)662 make_mp3_pipeline (const gchar * location)
663 {
664 GstElement *pipeline;
665 GstElement *src, *parser, *decoder, *audiosink, *queue;
666 GstPad *seekable;
667
668 pipeline = gst_pipeline_new ("app");
669
670 src = gst_element_factory_make_or_warn (SOURCE, "src");
671 parser = gst_element_factory_make_or_warn ("mpegaudioparse", "parse");
672 decoder = gst_element_factory_make_or_warn ("mpg123audiodec", "dec");
673 queue = gst_element_factory_make_or_warn ("queue", "queue");
674 audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
675
676 seekable_elements = g_list_prepend (seekable_elements, audiosink);
677
678 g_object_set (G_OBJECT (src), "location", location, NULL);
679 //g_object_set (G_OBJECT (audiosink), "fragment", 0x00180008, NULL);
680
681 gst_bin_add (GST_BIN (pipeline), src);
682 gst_bin_add (GST_BIN (pipeline), parser);
683 gst_bin_add (GST_BIN (pipeline), decoder);
684 gst_bin_add (GST_BIN (pipeline), queue);
685 gst_bin_add (GST_BIN (pipeline), audiosink);
686
687 gst_element_link (src, parser);
688 gst_element_link (parser, decoder);
689 gst_element_link (decoder, queue);
690 gst_element_link (queue, audiosink);
691
692 seekable = gst_element_get_static_pad (queue, "src");
693 seekable_pads = g_list_prepend (seekable_pads, seekable);
694 rate_pads = g_list_prepend (rate_pads, seekable);
695 rate_pads =
696 g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
697
698 return pipeline;
699 }
700
701 static GstElement *
make_avi_pipeline(const gchar * location)702 make_avi_pipeline (const gchar * location)
703 {
704 GstElement *pipeline, *audio_bin, *video_bin;
705 GstElement *src, *demux, *a_decoder, *v_decoder, *audiosink, *videosink;
706 GstElement *a_queue = NULL, *v_queue = NULL;
707 GstPad *seekable;
708
709 pipeline = gst_pipeline_new ("app");
710
711 src = gst_element_factory_make_or_warn (SOURCE, "src");
712 g_object_set (G_OBJECT (src), "location", location, NULL);
713
714 demux = gst_element_factory_make_or_warn ("avidemux", "demux");
715 seekable_elements = g_list_prepend (seekable_elements, demux);
716
717 gst_bin_add (GST_BIN (pipeline), src);
718 gst_bin_add (GST_BIN (pipeline), demux);
719 gst_element_link (src, demux);
720
721 audio_bin = gst_bin_new ("a_decoder_bin");
722 a_decoder = gst_element_factory_make_or_warn ("mpg123audiodec", "a_dec");
723 audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
724 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
725 gst_element_link (a_decoder, a_queue);
726 gst_element_link (a_queue, audiosink);
727 gst_bin_add (GST_BIN (audio_bin), a_decoder);
728 gst_bin_add (GST_BIN (audio_bin), a_queue);
729 gst_bin_add (GST_BIN (audio_bin), audiosink);
730 gst_element_set_state (audio_bin, GST_STATE_PAUSED);
731
732 setup_dynamic_link (demux, "audio_00", gst_element_get_static_pad (a_decoder,
733 "sink"), audio_bin);
734
735 seekable = gst_element_get_static_pad (a_queue, "src");
736 seekable_pads = g_list_prepend (seekable_pads, seekable);
737 rate_pads = g_list_prepend (rate_pads, seekable);
738 rate_pads =
739 g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
740 "sink"));
741
742 video_bin = gst_bin_new ("v_decoder_bin");
743 v_decoder = gst_element_factory_make_or_warn ("ffmpegdecall", "v_dec");
744 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
745 v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
746 gst_element_link (v_decoder, v_queue);
747 gst_element_link (v_queue, videosink);
748 gst_bin_add (GST_BIN (video_bin), v_decoder);
749 gst_bin_add (GST_BIN (video_bin), v_queue);
750 gst_bin_add (GST_BIN (video_bin), videosink);
751
752 gst_element_set_state (video_bin, GST_STATE_PAUSED);
753
754 setup_dynamic_link (demux, "video_00", gst_element_get_static_pad (v_decoder,
755 "sink"), video_bin);
756
757 seekable = gst_element_get_static_pad (v_queue, "src");
758 seekable_pads = g_list_prepend (seekable_pads, seekable);
759 rate_pads = g_list_prepend (rate_pads, seekable);
760 rate_pads =
761 g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
762 "sink"));
763
764 return pipeline;
765 }
766
767 static GstElement *
make_mpeg_pipeline(const gchar * location)768 make_mpeg_pipeline (const gchar * location)
769 {
770 GstElement *pipeline, *audio_bin, *video_bin;
771 GstElement *src, *demux, *a_decoder, *v_decoder, *v_filter;
772 GstElement *audiosink, *videosink;
773 GstElement *a_queue, *v_queue;
774 GstPad *seekable;
775 GstPad *pad;
776
777 pipeline = gst_pipeline_new ("app");
778
779 src = gst_element_factory_make_or_warn (SOURCE, "src");
780 g_object_set (G_OBJECT (src), "location", location, NULL);
781
782 demux = gst_element_factory_make_or_warn ("mpegdemux", "demux");
783
784 gst_bin_add (GST_BIN (pipeline), src);
785 gst_bin_add (GST_BIN (pipeline), demux);
786 gst_element_link (src, demux);
787
788 audio_bin = gst_bin_new ("a_decoder_bin");
789 a_decoder = gst_element_factory_make_or_warn ("mpg123audiodec", "a_dec");
790 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
791 audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
792 gst_bin_add (GST_BIN (audio_bin), a_decoder);
793 gst_bin_add (GST_BIN (audio_bin), a_queue);
794 gst_bin_add (GST_BIN (audio_bin), audiosink);
795
796 gst_element_link (a_decoder, a_queue);
797 gst_element_link (a_queue, audiosink);
798
799 gst_bin_add (GST_BIN (pipeline), audio_bin);
800
801 pad = gst_element_get_static_pad (a_decoder, "sink");
802 gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
803 gst_object_unref (pad);
804
805 setup_dynamic_link (demux, "audio_c0", gst_element_get_static_pad (audio_bin,
806 "sink"), NULL);
807
808 video_bin = gst_bin_new ("v_decoder_bin");
809 v_decoder = gst_element_factory_make_or_warn ("mpeg2dec", "v_dec");
810 v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
811 v_filter = gst_element_factory_make_or_warn ("videoconvert", "v_filter");
812 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
813
814 gst_bin_add (GST_BIN (video_bin), v_decoder);
815 gst_bin_add (GST_BIN (video_bin), v_queue);
816 gst_bin_add (GST_BIN (video_bin), v_filter);
817 gst_bin_add (GST_BIN (video_bin), videosink);
818
819 gst_element_link (v_decoder, v_queue);
820 gst_element_link (v_queue, v_filter);
821 gst_element_link (v_filter, videosink);
822
823 gst_bin_add (GST_BIN (pipeline), video_bin);
824
825 pad = gst_element_get_static_pad (v_decoder, "sink");
826 gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
827 gst_object_unref (pad);
828
829 setup_dynamic_link (demux, "video_e0", gst_element_get_static_pad (video_bin,
830 "sink"), NULL);
831
832 seekable = gst_element_get_static_pad (v_filter, "src");
833 seekable_pads = g_list_prepend (seekable_pads, seekable);
834 rate_pads = g_list_prepend (rate_pads, seekable);
835 rate_pads =
836 g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
837 "sink"));
838
839 return pipeline;
840 }
841
842 static GstElement *
make_mpegnt_pipeline(const gchar * location)843 make_mpegnt_pipeline (const gchar * location)
844 {
845 GstElement *pipeline, *audio_bin, *video_bin;
846 GstElement *src, *demux, *a_decoder, *v_decoder, *v_filter;
847 GstElement *audiosink, *videosink;
848 GstElement *a_queue;
849 GstPad *seekable;
850
851 pipeline = gst_pipeline_new ("app");
852
853 src = gst_element_factory_make_or_warn (SOURCE, "src");
854 g_object_set (G_OBJECT (src), "location", location, NULL);
855
856 demux = gst_element_factory_make_or_warn ("mpegdemux", "demux");
857 //g_object_set (G_OBJECT (demux), "sync", TRUE, NULL);
858
859 seekable_elements = g_list_prepend (seekable_elements, demux);
860
861 gst_bin_add (GST_BIN (pipeline), src);
862 gst_bin_add (GST_BIN (pipeline), demux);
863 gst_element_link (src, demux);
864
865 audio_bin = gst_bin_new ("a_decoder_bin");
866 a_decoder = gst_element_factory_make_or_warn ("mpg123audiodec", "a_dec");
867 a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
868 audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
869 //g_object_set (G_OBJECT (audiosink), "fragment", 0x00180008, NULL);
870 g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
871 gst_element_link (a_decoder, a_queue);
872 gst_element_link (a_queue, audiosink);
873 gst_bin_add (GST_BIN (audio_bin), a_decoder);
874 gst_bin_add (GST_BIN (audio_bin), a_queue);
875 gst_bin_add (GST_BIN (audio_bin), audiosink);
876
877 setup_dynamic_link (demux, "audio_00", gst_element_get_static_pad (a_decoder,
878 "sink"), audio_bin);
879
880 seekable = gst_element_get_static_pad (a_queue, "src");
881 seekable_pads = g_list_prepend (seekable_pads, seekable);
882 rate_pads = g_list_prepend (rate_pads, seekable);
883 rate_pads =
884 g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
885 "sink"));
886
887 video_bin = gst_bin_new ("v_decoder_bin");
888 v_decoder = gst_element_factory_make_or_warn ("mpeg2dec", "v_dec");
889 v_filter = gst_element_factory_make_or_warn ("videoconvert", "v_filter");
890 videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
891 gst_element_link_many (v_decoder, v_filter, videosink, NULL);
892
893 gst_bin_add_many (GST_BIN (video_bin), v_decoder, v_filter, videosink, NULL);
894
895 setup_dynamic_link (demux, "video_00", gst_element_get_static_pad (v_decoder,
896 "sink"), video_bin);
897
898 seekable = gst_element_get_static_pad (v_decoder, "src");
899 seekable_pads = g_list_prepend (seekable_pads, seekable);
900 rate_pads = g_list_prepend (rate_pads, seekable);
901 rate_pads =
902 g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
903 "sink"));
904
905 return pipeline;
906 }
907
908 static void
playerbin_set_uri(GstElement * player,const gchar * location)909 playerbin_set_uri (GstElement * player, const gchar * location)
910 {
911 gchar *uri;
912
913 /* Add "file://" prefix for convenience */
914 if (g_str_has_prefix (location, "/")) {
915 uri = g_strconcat ("file://", location, NULL);
916 g_object_set (G_OBJECT (player), "uri", uri, NULL);
917 g_free (uri);
918 } else {
919 g_object_set (G_OBJECT (player), "uri", location, NULL);
920 }
921 }
922
923 static GstElement *
construct_playerbin(const gchar * name,const gchar * location)924 construct_playerbin (const gchar * name, const gchar * location)
925 {
926 GstElement *player;
927
928 player = gst_element_factory_make (name, "player");
929 g_assert (player);
930
931 playerbin_set_uri (player, location);
932
933 seekable_elements = g_list_prepend (seekable_elements, player);
934
935 /* force element seeking on this pipeline */
936 elem_seek = TRUE;
937
938 return player;
939 }
940
941 static GstElement *
make_playerbin_pipeline(const gchar * location)942 make_playerbin_pipeline (const gchar * location)
943 {
944 return construct_playerbin ("playbin", location);
945 }
946
947 static GstElement *
make_playerbin2_pipeline(const gchar * location)948 make_playerbin2_pipeline (const gchar * location)
949 {
950 GstElement *pipeline = construct_playerbin ("playbin", location);
951
952 /* FIXME: this is not triggered, playbin is not forwarding it from the sink */
953 g_signal_connect (pipeline, "notify::volume", G_CALLBACK (volume_notify_cb),
954 NULL);
955 return pipeline;
956 }
957
958 #ifndef GST_DISABLE_PARSE
959 static GstElement *
make_parselaunch_pipeline(const gchar * description)960 make_parselaunch_pipeline (const gchar * description)
961 {
962 GstElement *pipeline;
963
964 pipeline = gst_parse_launch (description, NULL);
965
966 seekable_elements = g_list_prepend (seekable_elements, pipeline);
967
968 elem_seek = TRUE;
969
970 return pipeline;
971 }
972 #endif
973
974 typedef struct
975 {
976 const gchar *name;
977 GstElement *(*func) (const gchar * location);
978 }
979 Pipeline;
980
981 static Pipeline pipelines[] = {
982 {"mp3", make_mp3_pipeline},
983 {"avi", make_avi_pipeline},
984 {"mpeg1", make_mpeg_pipeline},
985 {"mpegparse", make_parse_pipeline},
986 {"vorbis", make_vorbis_pipeline},
987 {"theora", make_theora_pipeline},
988 {"ogg/v/t", make_vorbis_theora_pipeline},
989 {"avi/msmpeg4v3/mp3", make_avi_msmpeg4v3_mp3_pipeline},
990 {"sid", make_sid_pipeline},
991 {"flac", make_flac_pipeline},
992 {"wav", make_wav_pipeline},
993 {"mod", make_mod_pipeline},
994 {"dv", make_dv_pipeline},
995 {"mpeg1nothreads", make_mpegnt_pipeline},
996 {"playerbin", make_playerbin_pipeline},
997 #ifndef GST_DISABLE_PARSE
998 {"parse-launch", make_parselaunch_pipeline},
999 #endif
1000 {"playerbin2", make_playerbin2_pipeline},
1001 {NULL, NULL},
1002 };
1003
1004 #define NUM_TYPES ((sizeof (pipelines) / sizeof (Pipeline)) - 1)
1005
1006 /* ui callbacks and helpers */
1007
1008 static gchar *
format_value(GtkScale * scale,gdouble value)1009 format_value (GtkScale * scale, gdouble value)
1010 {
1011 gint64 real;
1012 gint64 seconds;
1013 gint64 subseconds;
1014
1015 real = value * duration / 100;
1016 seconds = (gint64) real / GST_SECOND;
1017 subseconds = (gint64) real / (GST_SECOND / 100);
1018
1019 return g_strdup_printf ("%02" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ":%02"
1020 G_GINT64_FORMAT, seconds / 60, seconds % 60, subseconds % 100);
1021 }
1022
1023
1024 static gchar *
shuttle_format_value(GtkScale * scale,gdouble value)1025 shuttle_format_value (GtkScale * scale, gdouble value)
1026 {
1027 return g_strdup_printf ("%0.*g", gtk_scale_get_digits (scale), value);
1028 }
1029
1030 typedef struct
1031 {
1032 const gchar *name;
1033 const GstFormat format;
1034 }
1035 seek_format;
1036
1037 static seek_format seek_formats[] = {
1038 {"tim", GST_FORMAT_TIME},
1039 {"byt", GST_FORMAT_BYTES},
1040 {"buf", GST_FORMAT_BUFFERS},
1041 {"def", GST_FORMAT_DEFAULT},
1042 {NULL, 0},
1043 };
1044
1045 G_GNUC_UNUSED static void
query_rates(void)1046 query_rates (void)
1047 {
1048 GList *walk = rate_pads;
1049
1050 while (walk) {
1051 GstPad *pad = GST_PAD (walk->data);
1052 gint i = 0;
1053
1054 g_print ("rate/sec %8.8s: ", GST_PAD_NAME (pad));
1055 while (seek_formats[i].name) {
1056 gint64 value;
1057 GstFormat format;
1058
1059 format = seek_formats[i].format;
1060
1061 if (gst_pad_query_convert (pad, GST_FORMAT_TIME, GST_SECOND, format,
1062 &value)) {
1063 g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
1064 } else {
1065 g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
1066 }
1067
1068 i++;
1069 }
1070 g_print (" %s:%s\n", GST_DEBUG_PAD_NAME (pad));
1071
1072 walk = g_list_next (walk);
1073 }
1074 }
1075
1076 G_GNUC_UNUSED static void
query_positions_elems(void)1077 query_positions_elems (void)
1078 {
1079 GList *walk = seekable_elements;
1080
1081 while (walk) {
1082 GstElement *element = GST_ELEMENT (walk->data);
1083 gint i = 0;
1084
1085 g_print ("positions %8.8s: ", GST_ELEMENT_NAME (element));
1086 while (seek_formats[i].name) {
1087 gint64 position, total;
1088 GstFormat format;
1089
1090 format = seek_formats[i].format;
1091
1092 if (gst_element_query_position (element, format, &position) &&
1093 gst_element_query_duration (element, format, &total)) {
1094 g_print ("%s %13" G_GINT64_FORMAT " / %13" G_GINT64_FORMAT " | ",
1095 seek_formats[i].name, position, total);
1096 } else {
1097 g_print ("%s %13.13s / %13.13s | ", seek_formats[i].name, "*NA*",
1098 "*NA*");
1099 }
1100 i++;
1101 }
1102 g_print (" %s\n", GST_ELEMENT_NAME (element));
1103
1104 walk = g_list_next (walk);
1105 }
1106 }
1107
1108 G_GNUC_UNUSED static void
query_positions_pads(void)1109 query_positions_pads (void)
1110 {
1111 GList *walk = seekable_pads;
1112
1113 while (walk) {
1114 GstPad *pad = GST_PAD (walk->data);
1115 gint i = 0;
1116
1117 g_print ("positions %8.8s: ", GST_PAD_NAME (pad));
1118 while (seek_formats[i].name) {
1119 GstFormat format;
1120 gint64 position, total;
1121
1122 format = seek_formats[i].format;
1123
1124 if (gst_pad_query_position (pad, format, &position) &&
1125 gst_pad_query_duration (pad, format, &total)) {
1126 g_print ("%s %13" G_GINT64_FORMAT " / %13" G_GINT64_FORMAT " | ",
1127 seek_formats[i].name, position, total);
1128 } else {
1129 g_print ("%s %13.13s / %13.13s | ", seek_formats[i].name, "*NA*",
1130 "*NA*");
1131 }
1132
1133 i++;
1134 }
1135 g_print (" %s:%s\n", GST_DEBUG_PAD_NAME (pad));
1136
1137 walk = g_list_next (walk);
1138 }
1139 }
1140
1141 static gboolean start_seek (GtkWidget * widget, GdkEventButton * event,
1142 gpointer user_data);
1143 static gboolean stop_seek (GtkWidget * widget, GdkEventButton * event,
1144 gpointer user_data);
1145 static void seek_cb (GtkWidget * widget);
1146
1147 static void
set_scale(gdouble value)1148 set_scale (gdouble value)
1149 {
1150 g_signal_handlers_block_by_func (hscale, (void *) start_seek,
1151 (void *) pipeline);
1152 g_signal_handlers_block_by_func (hscale, (void *) stop_seek,
1153 (void *) pipeline);
1154 g_signal_handlers_block_by_func (hscale, (void *) seek_cb, (void *) pipeline);
1155 gtk_adjustment_set_value (adjustment, value);
1156 g_signal_handlers_unblock_by_func (hscale, (void *) start_seek,
1157 (void *) pipeline);
1158 g_signal_handlers_unblock_by_func (hscale, (void *) stop_seek,
1159 (void *) pipeline);
1160 g_signal_handlers_unblock_by_func (hscale, (void *) seek_cb,
1161 (void *) pipeline);
1162 gtk_widget_queue_draw (hscale);
1163 }
1164
1165 static gboolean
update_fill(gpointer data)1166 update_fill (gpointer data)
1167 {
1168 if (elem_seek) {
1169 if (seekable_elements) {
1170 GstElement *element = GST_ELEMENT (seekable_elements->data);
1171 GstQuery *query;
1172
1173 query = gst_query_new_buffering (GST_FORMAT_PERCENT);
1174 if (gst_element_query (element, query)) {
1175 gint64 start, stop, buffering_total;
1176 GstFormat format;
1177 gdouble fill;
1178 gboolean busy;
1179 gint percent;
1180 GstBufferingMode mode;
1181 gint avg_in, avg_out;
1182 gint64 buffering_left;
1183
1184 gst_query_parse_buffering_percent (query, &busy, &percent);
1185 gst_query_parse_buffering_range (query, &format, &start, &stop,
1186 &buffering_total);
1187 gst_query_parse_buffering_stats (query, &mode, &avg_in, &avg_out,
1188 &buffering_left);
1189
1190 /* note that we could start the playback when buffering_left < remaining
1191 * playback time */
1192 GST_DEBUG ("buffering total %" G_GINT64_FORMAT " ms, left %"
1193 G_GINT64_FORMAT " ms", buffering_total, buffering_left);
1194 GST_DEBUG ("start %" G_GINT64_FORMAT ", stop %" G_GINT64_FORMAT,
1195 start, stop);
1196
1197 if (stop != -1)
1198 fill = 100.0 * stop / GST_FORMAT_PERCENT_MAX;
1199 else
1200 fill = 100.0;
1201
1202 gtk_range_set_fill_level (GTK_RANGE (hscale), fill);
1203 }
1204 gst_query_unref (query);
1205 }
1206 }
1207 return TRUE;
1208 }
1209
1210 static gboolean
update_scale(gpointer data)1211 update_scale (gpointer data)
1212 {
1213 if (elem_seek) {
1214 if (seekable_elements) {
1215 GstElement *element = GST_ELEMENT (seekable_elements->data);
1216
1217 gst_element_query_position (element, GST_FORMAT_TIME, &position);
1218 gst_element_query_duration (element, GST_FORMAT_TIME, &duration);
1219 }
1220 } else {
1221 if (seekable_pads) {
1222 GstPad *pad = GST_PAD (seekable_pads->data);
1223
1224 gst_pad_query_position (pad, GST_FORMAT_TIME, &position);
1225 gst_pad_query_duration (pad, GST_FORMAT_TIME, &duration);
1226 }
1227 }
1228
1229 if (stats) {
1230 if (elem_seek) {
1231 query_positions_elems ();
1232 } else {
1233 query_positions_pads ();
1234 }
1235 query_rates ();
1236 }
1237
1238 if (position >= duration)
1239 duration = position;
1240
1241 if (duration > 0) {
1242 set_scale (position * 100.0 / duration);
1243 }
1244
1245 /* FIXME: see make_playerbin2_pipeline() and volume_notify_cb() */
1246 if (pipeline_type == 16) {
1247 g_object_notify (G_OBJECT (pipeline), "volume");
1248 }
1249
1250 return TRUE;
1251 }
1252
1253 static void do_seek (GtkWidget * widget);
1254 static void connect_bus_signals (GstElement * pipeline);
1255 static void set_update_scale (gboolean active);
1256 static void set_update_fill (gboolean active);
1257
1258 static gboolean
end_scrub(GtkWidget * widget)1259 end_scrub (GtkWidget * widget)
1260 {
1261 GST_DEBUG ("end scrub, PAUSE");
1262 gst_element_set_state (pipeline, GST_STATE_PAUSED);
1263 seek_timeout_id = 0;
1264
1265 return FALSE;
1266 }
1267
1268 static gboolean
send_event(GstEvent * event)1269 send_event (GstEvent * event)
1270 {
1271 gboolean res = FALSE;
1272
1273 if (!elem_seek) {
1274 GList *walk = seekable_pads;
1275
1276 while (walk) {
1277 GstPad *seekable = GST_PAD (walk->data);
1278
1279 GST_DEBUG ("send event on pad %s:%s", GST_DEBUG_PAD_NAME (seekable));
1280
1281 gst_event_ref (event);
1282 res = gst_pad_send_event (seekable, event);
1283
1284 walk = g_list_next (walk);
1285 }
1286 } else {
1287 GList *walk = seekable_elements;
1288
1289 while (walk) {
1290 GstElement *seekable = GST_ELEMENT (walk->data);
1291
1292 GST_DEBUG ("send event on element %s", GST_ELEMENT_NAME (seekable));
1293
1294 gst_event_ref (event);
1295 res = gst_element_send_event (seekable, event);
1296
1297 walk = g_list_next (walk);
1298 }
1299 }
1300 gst_event_unref (event);
1301 return res;
1302 }
1303
1304 static void
do_seek(GtkWidget * widget)1305 do_seek (GtkWidget * widget)
1306 {
1307 gint64 real;
1308 gboolean res = FALSE;
1309 GstEvent *s_event;
1310 GstSeekFlags flags;
1311
1312 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
1313
1314 flags = 0;
1315 if (flush_seek)
1316 flags |= GST_SEEK_FLAG_FLUSH;
1317 if (accurate_seek)
1318 flags |= GST_SEEK_FLAG_ACCURATE;
1319 if (keyframe_seek)
1320 flags |= GST_SEEK_FLAG_KEY_UNIT;
1321 if (loop_seek)
1322 flags |= GST_SEEK_FLAG_SEGMENT;
1323 if (skip_seek)
1324 flags |= GST_SEEK_FLAG_SKIP;
1325
1326 if (rate >= 0) {
1327 s_event = gst_event_new_seek (rate,
1328 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, real, GST_SEEK_TYPE_SET,
1329 GST_CLOCK_TIME_NONE);
1330 GST_DEBUG ("seek with rate %lf to %" GST_TIME_FORMAT " / %" GST_TIME_FORMAT,
1331 rate, GST_TIME_ARGS (real), GST_TIME_ARGS (duration));
1332 } else {
1333 s_event = gst_event_new_seek (rate,
1334 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
1335 GST_SEEK_TYPE_SET, real);
1336 GST_DEBUG ("seek with rate %lf to %" GST_TIME_FORMAT " / %" GST_TIME_FORMAT,
1337 rate, GST_TIME_ARGS (0), GST_TIME_ARGS (real));
1338 }
1339
1340 res = send_event (s_event);
1341
1342 if (res) {
1343 if (flush_seek) {
1344 gst_element_get_state (GST_ELEMENT (pipeline), NULL, NULL, SEEK_TIMEOUT);
1345 } else {
1346 set_update_scale (TRUE);
1347 }
1348 } else {
1349 g_print ("seek failed\n");
1350 set_update_scale (TRUE);
1351 }
1352 }
1353
1354 static void
seek_cb(GtkWidget * widget)1355 seek_cb (GtkWidget * widget)
1356 {
1357 /* If the timer hasn't expired yet, then the pipeline is running */
1358 if (play_scrub && seek_timeout_id != 0) {
1359 GST_DEBUG ("do scrub seek, PAUSED");
1360 gst_element_set_state (pipeline, GST_STATE_PAUSED);
1361 }
1362
1363 GST_DEBUG ("do seek");
1364 do_seek (widget);
1365
1366 if (play_scrub) {
1367 GST_DEBUG ("do scrub seek, PLAYING");
1368 gst_element_set_state (pipeline, GST_STATE_PLAYING);
1369
1370 if (seek_timeout_id == 0) {
1371 seek_timeout_id =
1372 g_timeout_add (SCRUB_TIME, (GSourceFunc) end_scrub, widget);
1373 }
1374 }
1375 }
1376
1377 static void
set_update_fill(gboolean active)1378 set_update_fill (gboolean active)
1379 {
1380 GST_DEBUG ("fill scale is %d", active);
1381
1382 if (active) {
1383 if (fill_id == 0) {
1384 fill_id =
1385 g_timeout_add (FILL_INTERVAL, (GSourceFunc) update_fill, pipeline);
1386 }
1387 } else {
1388 if (fill_id) {
1389 g_source_remove (fill_id);
1390 fill_id = 0;
1391 }
1392 }
1393 }
1394
1395 static void
set_update_scale(gboolean active)1396 set_update_scale (gboolean active)
1397 {
1398
1399 GST_DEBUG ("update scale is %d", active);
1400
1401 if (active) {
1402 if (update_id == 0) {
1403 update_id =
1404 g_timeout_add (UPDATE_INTERVAL, (GSourceFunc) update_scale, pipeline);
1405 }
1406 } else {
1407 if (update_id) {
1408 g_source_remove (update_id);
1409 update_id = 0;
1410 }
1411 }
1412 }
1413
1414 static gboolean
start_seek(GtkWidget * widget,GdkEventButton * event,gpointer user_data)1415 start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
1416 {
1417 if (event->type != GDK_BUTTON_PRESS)
1418 return FALSE;
1419
1420 set_update_scale (FALSE);
1421
1422 if (state == GST_STATE_PLAYING && flush_seek && scrub) {
1423 GST_DEBUG ("start scrub seek, PAUSE");
1424 gst_element_set_state (pipeline, GST_STATE_PAUSED);
1425 }
1426
1427 if (changed_id == 0 && flush_seek && scrub) {
1428 changed_id =
1429 g_signal_connect (hscale, "value_changed", G_CALLBACK (seek_cb),
1430 pipeline);
1431 }
1432
1433 return FALSE;
1434 }
1435
1436 static gboolean
stop_seek(GtkWidget * widget,GdkEventButton * event,gpointer user_data)1437 stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
1438 {
1439 if (changed_id) {
1440 g_signal_handler_disconnect (hscale, changed_id);
1441 changed_id = 0;
1442 }
1443
1444 if (!flush_seek || !scrub) {
1445 GST_DEBUG ("do final seek");
1446 do_seek (widget);
1447 }
1448
1449 if (seek_timeout_id != 0) {
1450 g_source_remove (seek_timeout_id);
1451 seek_timeout_id = 0;
1452 /* Still scrubbing, so the pipeline is playing, see if we need PAUSED
1453 * instead. */
1454 if (state == GST_STATE_PAUSED) {
1455 GST_DEBUG ("stop scrub seek, PAUSED");
1456 gst_element_set_state (pipeline, GST_STATE_PAUSED);
1457 }
1458 } else {
1459 if (state == GST_STATE_PLAYING) {
1460 GST_DEBUG ("stop scrub seek, PLAYING");
1461 gst_element_set_state (pipeline, GST_STATE_PLAYING);
1462 }
1463 }
1464
1465 return FALSE;
1466 }
1467
1468 static void
play_cb(GtkButton * button,gpointer data)1469 play_cb (GtkButton * button, gpointer data)
1470 {
1471 GstStateChangeReturn ret;
1472
1473 if (state != GST_STATE_PLAYING) {
1474 g_print ("PLAY pipeline\n");
1475 gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
1476
1477 ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
1478 switch (ret) {
1479 case GST_STATE_CHANGE_FAILURE:
1480 goto failed;
1481 case GST_STATE_CHANGE_NO_PREROLL:
1482 is_live = TRUE;
1483 break;
1484 default:
1485 break;
1486 }
1487 state = GST_STATE_PLAYING;
1488 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Playing");
1489 }
1490
1491 return;
1492
1493 failed:
1494 {
1495 g_print ("PLAY failed\n");
1496 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Play failed");
1497 }
1498 }
1499
1500 static void
pause_cb(GtkButton * button,gpointer data)1501 pause_cb (GtkButton * button, gpointer data)
1502 {
1503 g_mutex_lock (&state_mutex);
1504 if (state != GST_STATE_PAUSED) {
1505 GstStateChangeReturn ret;
1506
1507 gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
1508 g_print ("PAUSE pipeline\n");
1509 ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
1510 switch (ret) {
1511 case GST_STATE_CHANGE_FAILURE:
1512 goto failed;
1513 case GST_STATE_CHANGE_NO_PREROLL:
1514 is_live = TRUE;
1515 break;
1516 default:
1517 break;
1518 }
1519
1520 state = GST_STATE_PAUSED;
1521 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Paused");
1522 }
1523 g_mutex_unlock (&state_mutex);
1524
1525 return;
1526
1527 failed:
1528 {
1529 g_mutex_unlock (&state_mutex);
1530 g_print ("PAUSE failed\n");
1531 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Pause failed");
1532 }
1533 }
1534
1535 static void
stop_cb(GtkButton * button,gpointer data)1536 stop_cb (GtkButton * button, gpointer data)
1537 {
1538 if (state != STOP_STATE) {
1539 GstStateChangeReturn ret;
1540
1541 g_print ("READY pipeline\n");
1542 gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
1543
1544 g_mutex_lock (&state_mutex);
1545 ret = gst_element_set_state (pipeline, STOP_STATE);
1546 if (ret == GST_STATE_CHANGE_FAILURE)
1547 goto failed;
1548
1549 state = STOP_STATE;
1550 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stopped");
1551 gtk_widget_queue_draw (video_window);
1552
1553 is_live = FALSE;
1554 buffering = FALSE;
1555 set_update_scale (FALSE);
1556 set_scale (0.0);
1557 set_update_fill (FALSE);
1558
1559 if (pipeline_type == 16)
1560 clear_streams (pipeline);
1561 g_mutex_unlock (&state_mutex);
1562
1563 #if 0
1564 /* if one uses parse_launch, play, stop and play again it fails as all the
1565 * pads after the demuxer can't be reconnected
1566 */
1567 if (!strcmp (pipelines[pipeline_type].name, "parse-launch")) {
1568 gst_element_set_state (pipeline, GST_STATE_NULL);
1569 gst_object_unref (pipeline);
1570
1571 g_list_free (seekable_elements);
1572 seekable_elements = NULL;
1573 g_list_free (seekable_pads);
1574 seekable_pads = NULL;
1575 g_list_free (rate_pads);
1576 rate_pads = NULL;
1577
1578 pipeline = pipelines[pipeline_type].func (pipeline_spec);
1579 g_assert (pipeline);
1580 gst_element_set_state (pipeline, STOP_STATE);
1581 connect_bus_signals (pipeline);
1582 }
1583 #endif
1584 }
1585 return;
1586
1587 failed:
1588 {
1589 g_mutex_unlock (&state_mutex);
1590 g_print ("STOP failed\n");
1591 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stop failed");
1592 }
1593 }
1594
1595 static void
accurate_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1596 accurate_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1597 {
1598 accurate_seek = gtk_toggle_button_get_active (button);
1599 }
1600
1601 static void
key_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1602 key_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1603 {
1604 keyframe_seek = gtk_toggle_button_get_active (button);
1605 }
1606
1607 static void
loop_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1608 loop_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1609 {
1610 loop_seek = gtk_toggle_button_get_active (button);
1611 if (state == GST_STATE_PLAYING) {
1612 do_seek (hscale);
1613 }
1614 }
1615
1616 static void
flush_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1617 flush_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1618 {
1619 flush_seek = gtk_toggle_button_get_active (button);
1620 }
1621
1622 static void
scrub_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1623 scrub_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1624 {
1625 scrub = gtk_toggle_button_get_active (button);
1626 }
1627
1628 static void
play_scrub_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1629 play_scrub_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1630 {
1631 play_scrub = gtk_toggle_button_get_active (button);
1632 }
1633
1634 static void
skip_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1635 skip_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1636 {
1637 skip_seek = gtk_toggle_button_get_active (button);
1638 if (state == GST_STATE_PLAYING) {
1639 do_seek (hscale);
1640 }
1641 }
1642
1643 static void
rate_spinbutton_changed_cb(GtkSpinButton * button,GstPipeline * pipeline)1644 rate_spinbutton_changed_cb (GtkSpinButton * button, GstPipeline * pipeline)
1645 {
1646 gboolean res = FALSE;
1647 GstEvent *s_event;
1648 GstSeekFlags flags;
1649
1650 rate = gtk_spin_button_get_value (button);
1651
1652 GST_DEBUG ("rate changed to %lf", rate);
1653
1654 flags = 0;
1655 if (flush_seek)
1656 flags |= GST_SEEK_FLAG_FLUSH;
1657 if (loop_seek)
1658 flags |= GST_SEEK_FLAG_SEGMENT;
1659 if (accurate_seek)
1660 flags |= GST_SEEK_FLAG_ACCURATE;
1661 if (keyframe_seek)
1662 flags |= GST_SEEK_FLAG_KEY_UNIT;
1663 if (skip_seek)
1664 flags |= GST_SEEK_FLAG_SKIP;
1665
1666 if (rate >= 0.0) {
1667 s_event = gst_event_new_seek (rate,
1668 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, position,
1669 GST_SEEK_TYPE_SET, GST_CLOCK_TIME_NONE);
1670 } else {
1671 s_event = gst_event_new_seek (rate,
1672 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
1673 GST_SEEK_TYPE_SET, position);
1674 }
1675
1676 res = send_event (s_event);
1677
1678 if (res) {
1679 if (flush_seek) {
1680 gst_element_get_state (GST_ELEMENT (pipeline), NULL, NULL, SEEK_TIMEOUT);
1681 }
1682 } else
1683 g_print ("seek failed\n");
1684 }
1685
1686 static void
update_flag(GstPipeline * pipeline,gint num,gboolean state)1687 update_flag (GstPipeline * pipeline, gint num, gboolean state)
1688 {
1689 gint flags;
1690
1691 g_object_get (pipeline, "flags", &flags, NULL);
1692 if (state)
1693 flags |= (1 << num);
1694 else
1695 flags &= ~(1 << num);
1696 g_object_set (pipeline, "flags", flags, NULL);
1697 }
1698
1699 static void
vis_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1700 vis_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1701 {
1702 gboolean state;
1703
1704 state = gtk_toggle_button_get_active (button);
1705 update_flag (pipeline, 3, state);
1706 gtk_widget_set_sensitive (vis_combo, state);
1707 }
1708
1709 static void
audio_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1710 audio_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1711 {
1712 gboolean state;
1713
1714 state = gtk_toggle_button_get_active (button);
1715 update_flag (pipeline, 1, state);
1716 gtk_widget_set_sensitive (audio_combo, state);
1717 }
1718
1719 static void
video_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1720 video_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1721 {
1722 gboolean state;
1723
1724 state = gtk_toggle_button_get_active (button);
1725 update_flag (pipeline, 0, state);
1726 gtk_widget_set_sensitive (video_combo, state);
1727 }
1728
1729 static void
text_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1730 text_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1731 {
1732 gboolean state;
1733
1734 state = gtk_toggle_button_get_active (button);
1735 update_flag (pipeline, 2, state);
1736 gtk_widget_set_sensitive (text_combo, state);
1737 }
1738
1739 static void
mute_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1740 mute_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1741 {
1742 gboolean mute;
1743
1744 mute = gtk_toggle_button_get_active (button);
1745 g_object_set (pipeline, "mute", mute, NULL);
1746 }
1747
1748 static void
download_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1749 download_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1750 {
1751 gboolean state;
1752
1753 state = gtk_toggle_button_get_active (button);
1754 update_flag (pipeline, 7, state);
1755 }
1756
1757 static void
buffer_toggle_cb(GtkToggleButton * button,GstPipeline * pipeline)1758 buffer_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
1759 {
1760 gboolean state;
1761
1762 state = gtk_toggle_button_get_active (button);
1763 update_flag (pipeline, 8, state);
1764 }
1765
1766 static void
clear_streams(GstElement * pipeline)1767 clear_streams (GstElement * pipeline)
1768 {
1769 gint i;
1770
1771 /* remove previous info */
1772 for (i = 0; i < n_video; i++)
1773 gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (video_combo), 0);
1774 for (i = 0; i < n_audio; i++)
1775 gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (audio_combo), 0);
1776 for (i = 0; i < n_text; i++)
1777 gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (text_combo), 0);
1778
1779 n_audio = n_video = n_text = 0;
1780 gtk_widget_set_sensitive (video_combo, FALSE);
1781 gtk_widget_set_sensitive (audio_combo, FALSE);
1782 gtk_widget_set_sensitive (text_combo, FALSE);
1783
1784 need_streams = TRUE;
1785 }
1786
1787 static void
update_streams(GstPipeline * pipeline)1788 update_streams (GstPipeline * pipeline)
1789 {
1790 gint i;
1791
1792 if (pipeline_type == 16 && need_streams) {
1793 GstTagList *tags;
1794 gchar *name, *str;
1795 gint active_idx;
1796 gboolean state;
1797
1798 /* remove previous info */
1799 clear_streams (GST_ELEMENT_CAST (pipeline));
1800
1801 /* here we get and update the different streams detected by playbin */
1802 g_object_get (pipeline, "n-video", &n_video, NULL);
1803 g_object_get (pipeline, "n-audio", &n_audio, NULL);
1804 g_object_get (pipeline, "n-text", &n_text, NULL);
1805
1806 g_print ("video %d, audio %d, text %d\n", n_video, n_audio, n_text);
1807
1808 active_idx = 0;
1809 for (i = 0; i < n_video; i++) {
1810 g_signal_emit_by_name (pipeline, "get-video-tags", i, &tags);
1811 if (tags) {
1812 str = gst_tag_list_to_string (tags);
1813 g_print ("video %d: %s\n", i, str);
1814 g_free (str);
1815 gst_tag_list_unref (tags);
1816 }
1817 /* find good name for the label */
1818 name = g_strdup_printf ("video %d", i + 1);
1819 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (video_combo), name);
1820 g_free (name);
1821 }
1822 state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (video_checkbox));
1823 gtk_widget_set_sensitive (video_combo, state && n_video > 0);
1824 gtk_combo_box_set_active (GTK_COMBO_BOX (video_combo), active_idx);
1825
1826 active_idx = 0;
1827 for (i = 0; i < n_audio; i++) {
1828 g_signal_emit_by_name (pipeline, "get-audio-tags", i, &tags);
1829 if (tags) {
1830 str = gst_tag_list_to_string (tags);
1831 g_print ("audio %d: %s\n", i, str);
1832 g_free (str);
1833 gst_tag_list_unref (tags);
1834 }
1835 /* find good name for the label */
1836 name = g_strdup_printf ("audio %d", i + 1);
1837 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (audio_combo), name);
1838 g_free (name);
1839 }
1840 state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (audio_checkbox));
1841 gtk_widget_set_sensitive (audio_combo, state && n_audio > 0);
1842 gtk_combo_box_set_active (GTK_COMBO_BOX (audio_combo), active_idx);
1843
1844 active_idx = 0;
1845 for (i = 0; i < n_text; i++) {
1846 g_signal_emit_by_name (pipeline, "get-text-tags", i, &tags);
1847
1848 name = NULL;
1849 if (tags) {
1850 const GValue *value;
1851
1852 str = gst_tag_list_to_string (tags);
1853 g_print ("text %d: %s\n", i, str);
1854 g_free (str);
1855
1856 /* get the language code if we can */
1857 value = gst_tag_list_get_value_index (tags, GST_TAG_LANGUAGE_CODE, 0);
1858 if (value && G_VALUE_HOLDS_STRING (value)) {
1859 name = g_strdup_printf ("text %s", g_value_get_string (value));
1860 }
1861 gst_tag_list_unref (tags);
1862 }
1863 /* find good name for the label if we didn't use a tag */
1864 if (name == NULL)
1865 name = g_strdup_printf ("text %d", i + 1);
1866
1867 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (text_combo), name);
1868 g_free (name);
1869 }
1870 state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (text_checkbox));
1871 gtk_widget_set_sensitive (text_combo, state && n_text > 0);
1872 gtk_combo_box_set_active (GTK_COMBO_BOX (text_combo), active_idx);
1873
1874 need_streams = FALSE;
1875 }
1876 }
1877
1878 static void
video_combo_cb(GtkComboBox * combo,GstPipeline * pipeline)1879 video_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
1880 {
1881 gint active;
1882
1883 active = gtk_combo_box_get_active (combo);
1884
1885 g_print ("setting current video track %d\n", active);
1886 g_object_set (pipeline, "current-video", active, NULL);
1887 }
1888
1889 static void
audio_combo_cb(GtkComboBox * combo,GstPipeline * pipeline)1890 audio_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
1891 {
1892 gint active;
1893
1894 active = gtk_combo_box_get_active (combo);
1895
1896 g_print ("setting current audio track %d\n", active);
1897 g_object_set (pipeline, "current-audio", active, NULL);
1898 }
1899
1900 static void
text_combo_cb(GtkComboBox * combo,GstPipeline * pipeline)1901 text_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
1902 {
1903 gint active;
1904
1905 active = gtk_combo_box_get_active (combo);
1906
1907 g_print ("setting current text track %d\n", active);
1908 g_object_set (pipeline, "current-text", active, NULL);
1909 }
1910
1911 static gboolean
filter_features(GstPluginFeature * feature,gpointer data)1912 filter_features (GstPluginFeature * feature, gpointer data)
1913 {
1914 GstElementFactory *f;
1915
1916 if (!GST_IS_ELEMENT_FACTORY (feature))
1917 return FALSE;
1918 f = GST_ELEMENT_FACTORY (feature);
1919 if (!g_strrstr (gst_element_factory_get_metadata (f,
1920 GST_ELEMENT_METADATA_KLASS), "Visualization"))
1921 return FALSE;
1922
1923 return TRUE;
1924 }
1925
1926 static void
init_visualization_features(void)1927 init_visualization_features (void)
1928 {
1929 GList *list, *walk;
1930
1931 vis_entries = g_array_new (FALSE, FALSE, sizeof (VisEntry));
1932
1933 list = gst_registry_feature_filter (gst_registry_get (),
1934 filter_features, FALSE, NULL);
1935
1936 for (walk = list; walk; walk = g_list_next (walk)) {
1937 VisEntry entry;
1938 const gchar *name;
1939
1940 entry.factory = GST_ELEMENT_FACTORY (walk->data);
1941 name = gst_element_factory_get_metadata (entry.factory,
1942 GST_ELEMENT_METADATA_LONGNAME);
1943
1944 g_array_append_val (vis_entries, entry);
1945 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (vis_combo), name);
1946 }
1947 gtk_combo_box_set_active (GTK_COMBO_BOX (vis_combo), 0);
1948 gst_plugin_feature_list_free (list);
1949 }
1950
1951 static void
vis_combo_cb(GtkComboBox * combo,GstPipeline * pipeline)1952 vis_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
1953 {
1954 guint index;
1955 VisEntry *entry;
1956 GstElement *element;
1957
1958 /* get the selected index and get the factory for this index */
1959 index = gtk_combo_box_get_active (GTK_COMBO_BOX (vis_combo));
1960 if (vis_entries->len > 0) {
1961 entry = &g_array_index (vis_entries, VisEntry, index);
1962
1963 /* create an instance of the element from the factory */
1964 element = gst_element_factory_create (entry->factory, NULL);
1965 if (!element)
1966 return;
1967
1968 /* set vis plugin for playbin */
1969 g_object_set (pipeline, "vis-plugin", element, NULL);
1970 }
1971 }
1972
1973 static void
volume_spinbutton_changed_cb(GtkSpinButton * button,GstPipeline * pipeline)1974 volume_spinbutton_changed_cb (GtkSpinButton * button, GstPipeline * pipeline)
1975 {
1976 gdouble volume;
1977
1978 volume = gtk_spin_button_get_value (button);
1979
1980 g_object_set (pipeline, "volume", volume, NULL);
1981 }
1982
1983 static void
volume_notify_cb(GstElement * pipeline,GParamSpec * arg,gpointer user_dat)1984 volume_notify_cb (GstElement * pipeline, GParamSpec * arg, gpointer user_dat)
1985 {
1986 gdouble cur_volume, new_volume;
1987
1988 g_object_get (pipeline, "volume", &new_volume, NULL);
1989 cur_volume = gtk_spin_button_get_value (GTK_SPIN_BUTTON (volume_spinbutton));
1990 if (fabs (cur_volume - new_volume) > 0.001) {
1991 g_signal_handlers_block_by_func (volume_spinbutton,
1992 volume_spinbutton_changed_cb, pipeline);
1993 gtk_spin_button_set_value (GTK_SPIN_BUTTON (volume_spinbutton), new_volume);
1994 g_signal_handlers_unblock_by_func (volume_spinbutton,
1995 volume_spinbutton_changed_cb, pipeline);
1996 }
1997 }
1998
1999 static void
shot_cb(GtkButton * button,gpointer data)2000 shot_cb (GtkButton * button, gpointer data)
2001 {
2002 GstBuffer *buffer;
2003 GstCaps *caps;
2004
2005 /* convert to our desired format (RGB24) */
2006 caps = gst_caps_new_simple ("video/x-raw", "format", G_TYPE_STRING, "RGB24",
2007 /* Note: we don't ask for a specific width/height here, so that
2008 * videoscale can adjust dimensions from a non-1/1 pixel aspect
2009 * ratio to a 1/1 pixel-aspect-ratio */
2010 "pixel-aspect-ratio", GST_TYPE_FRACTION, 1, 1, NULL);
2011
2012 /* convert the latest frame to the requested format */
2013 g_signal_emit_by_name (pipeline, "convert-frame", caps, &buffer);
2014 gst_caps_unref (caps);
2015
2016 if (buffer) {
2017 GstCaps *caps;
2018 GstStructure *s;
2019 gboolean res;
2020 gint width, height;
2021 GdkPixbuf *pixbuf;
2022 GError *error = NULL;
2023 GstMapInfo map;
2024
2025 /* get the snapshot buffer format now. We set the caps on the appsink so
2026 * that it can only be an rgb buffer. The only thing we have not specified
2027 * on the caps is the height, which is dependent on the pixel-aspect-ratio
2028 * of the source material */
2029 #if 0
2030 caps = GST_BUFFER_CAPS (buffer);
2031 #endif
2032 /* FIXME, get the caps on the buffer somehow */
2033 caps = NULL;
2034 if (!caps) {
2035 g_warning ("could not get snapshot format\n");
2036 goto done;
2037 }
2038 s = gst_caps_get_structure (caps, 0);
2039
2040 /* we need to get the final caps on the buffer to get the size */
2041 res = gst_structure_get_int (s, "width", &width);
2042 res |= gst_structure_get_int (s, "height", &height);
2043 if (!res) {
2044 g_warning ("could not get snapshot dimension\n");
2045 goto done;
2046 }
2047
2048 /* create pixmap from buffer and save, gstreamer video buffers have a stride
2049 * that is rounded up to the nearest multiple of 4 */
2050 gst_buffer_map (buffer, &map, GST_MAP_READ);
2051 pixbuf = gdk_pixbuf_new_from_data (map.data,
2052 GDK_COLORSPACE_RGB, FALSE, 8, width, height,
2053 GST_ROUND_UP_4 (width * 3), NULL, NULL);
2054
2055 /* save the pixbuf */
2056 gdk_pixbuf_save (pixbuf, "snapshot.png", "png", &error, NULL);
2057 gst_buffer_unmap (buffer, &map);
2058 g_clear_error (&error);
2059
2060 done:
2061 gst_buffer_unref (buffer);
2062 }
2063 }
2064
2065 /* called when the Step button is pressed */
2066 static void
step_cb(GtkButton * button,gpointer data)2067 step_cb (GtkButton * button, gpointer data)
2068 {
2069 GstEvent *event;
2070 GstFormat format;
2071 guint64 amount;
2072 gdouble rate;
2073 gboolean flush, res;
2074 gint active;
2075
2076 active = gtk_combo_box_get_active (GTK_COMBO_BOX (format_combo));
2077 amount =
2078 gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
2079 (step_amount_spinbutton));
2080 rate = gtk_spin_button_get_value (GTK_SPIN_BUTTON (step_rate_spinbutton));
2081 flush = TRUE;
2082
2083 switch (active) {
2084 case 0:
2085 format = GST_FORMAT_BUFFERS;
2086 break;
2087 case 1:
2088 format = GST_FORMAT_TIME;
2089 amount *= GST_MSECOND;
2090 break;
2091 default:
2092 format = GST_FORMAT_UNDEFINED;
2093 break;
2094 }
2095
2096 event = gst_event_new_step (format, amount, rate, flush, FALSE);
2097
2098 res = send_event (event);
2099
2100 if (!res) {
2101 g_print ("Sending step event failed\n");
2102 }
2103 }
2104
2105 static void
message_received(GstBus * bus,GstMessage * message,GstPipeline * pipeline)2106 message_received (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
2107 {
2108 const GstStructure *s;
2109
2110 s = gst_message_get_structure (message);
2111 g_print ("message from \"%s\" (%s): ",
2112 GST_STR_NULL (GST_ELEMENT_NAME (GST_MESSAGE_SRC (message))),
2113 gst_message_type_get_name (GST_MESSAGE_TYPE (message)));
2114 if (s) {
2115 gchar *sstr;
2116
2117 sstr = gst_structure_to_string (s);
2118 g_print ("%s\n", sstr);
2119 g_free (sstr);
2120 } else {
2121 g_print ("no message details\n");
2122 }
2123 }
2124
2125 static gboolean shuttling = FALSE;
2126 static gdouble shuttle_rate = 0.0;
2127 static gdouble play_rate = 1.0;
2128
2129 static void
do_shuttle(GstElement * element)2130 do_shuttle (GstElement * element)
2131 {
2132 guint64 duration;
2133
2134 if (shuttling)
2135 duration = 40 * GST_MSECOND;
2136 else
2137 duration = 0;
2138
2139 gst_element_send_event (element,
2140 gst_event_new_step (GST_FORMAT_TIME, duration, shuttle_rate, FALSE,
2141 FALSE));
2142 }
2143
2144 static void
msg_sync_step_done(GstBus * bus,GstMessage * message,GstElement * element)2145 msg_sync_step_done (GstBus * bus, GstMessage * message, GstElement * element)
2146 {
2147 GstFormat format;
2148 guint64 amount;
2149 gdouble rate;
2150 gboolean flush;
2151 gboolean intermediate;
2152 guint64 duration;
2153 gboolean eos;
2154
2155 gst_message_parse_step_done (message, &format, &amount, &rate, &flush,
2156 &intermediate, &duration, &eos);
2157
2158 if (eos) {
2159 g_print ("stepped till EOS\n");
2160 return;
2161 }
2162
2163 if (g_mutex_trylock (&state_mutex)) {
2164 if (shuttling)
2165 do_shuttle (element);
2166 g_mutex_unlock (&state_mutex);
2167 } else {
2168 /* ignore step messages that come while we are doing a state change */
2169 g_print ("state change is busy\n");
2170 }
2171 }
2172
2173 static void
shuttle_toggled(GtkToggleButton * button,GstElement * element)2174 shuttle_toggled (GtkToggleButton * button, GstElement * element)
2175 {
2176 gboolean active;
2177
2178 active = gtk_toggle_button_get_active (button);
2179
2180 if (active != shuttling) {
2181 shuttling = active;
2182 g_print ("shuttling %s\n", shuttling ? "active" : "inactive");
2183 if (active) {
2184 shuttle_rate = 0.0;
2185 play_rate = 1.0;
2186 pause_cb (NULL, NULL);
2187 gst_element_get_state (element, NULL, NULL, -1);
2188 }
2189 }
2190 }
2191
2192 static void
shuttle_rate_switch(GstElement * element)2193 shuttle_rate_switch (GstElement * element)
2194 {
2195 GstSeekFlags flags;
2196 GstEvent *s_event;
2197 gboolean res;
2198
2199 if (state == GST_STATE_PLAYING) {
2200 /* pause when we need to */
2201 pause_cb (NULL, NULL);
2202 gst_element_get_state (element, NULL, NULL, -1);
2203 }
2204
2205 if (play_rate == 1.0)
2206 play_rate = -1.0;
2207 else
2208 play_rate = 1.0;
2209
2210 g_print ("rate changed to %lf %" GST_TIME_FORMAT "\n", play_rate,
2211 GST_TIME_ARGS (position));
2212
2213 flags = GST_SEEK_FLAG_FLUSH;
2214 flags |= GST_SEEK_FLAG_ACCURATE;
2215
2216 if (play_rate >= 0.0) {
2217 s_event = gst_event_new_seek (play_rate,
2218 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, position,
2219 GST_SEEK_TYPE_SET, GST_CLOCK_TIME_NONE);
2220 } else {
2221 s_event = gst_event_new_seek (play_rate,
2222 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
2223 GST_SEEK_TYPE_SET, position);
2224 }
2225 res = send_event (s_event);
2226 if (res) {
2227 gst_element_get_state (element, NULL, NULL, SEEK_TIMEOUT);
2228 } else {
2229 g_print ("seek failed\n");
2230 }
2231 }
2232
2233 static void
shuttle_value_changed(GtkRange * range,GstElement * element)2234 shuttle_value_changed (GtkRange * range, GstElement * element)
2235 {
2236 gdouble rate;
2237
2238 rate = gtk_adjustment_get_value (shuttle_adjustment);
2239
2240 if (rate == 0.0) {
2241 g_print ("rate 0.0, pause\n");
2242 pause_cb (NULL, NULL);
2243 gst_element_get_state (element, NULL, NULL, -1);
2244 } else {
2245 g_print ("rate changed %0.3g\n", rate);
2246
2247 if ((rate < 0.0 && play_rate > 0.0) || (rate > 0.0 && play_rate < 0.0)) {
2248 shuttle_rate_switch (element);
2249 }
2250
2251 shuttle_rate = ABS (rate);
2252 if (state != GST_STATE_PLAYING) {
2253 do_shuttle (element);
2254 play_cb (NULL, NULL);
2255 }
2256 }
2257 }
2258
2259 static void
msg_async_done(GstBus * bus,GstMessage * message,GstPipeline * pipeline)2260 msg_async_done (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
2261 {
2262 GST_DEBUG ("async done");
2263 /* when we get ASYNC_DONE we can query position, duration and other
2264 * properties */
2265 update_scale (pipeline);
2266
2267 /* update the available streams */
2268 update_streams (pipeline);
2269 }
2270
2271 static void
msg_state_changed(GstBus * bus,GstMessage * message,GstPipeline * pipeline)2272 msg_state_changed (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
2273 {
2274 const GstStructure *s;
2275
2276 s = gst_message_get_structure (message);
2277
2278 /* We only care about state changed on the pipeline */
2279 if (s && GST_MESSAGE_SRC (message) == GST_OBJECT_CAST (pipeline)) {
2280 GstState old, new, pending;
2281
2282 gst_message_parse_state_changed (message, &old, &new, &pending);
2283
2284 /* When state of the pipeline changes to paused or playing we start updating scale */
2285 if (new == GST_STATE_PLAYING) {
2286 set_update_scale (TRUE);
2287 } else {
2288 set_update_scale (FALSE);
2289 }
2290 }
2291 }
2292
2293 static void
msg_segment_done(GstBus * bus,GstMessage * message,GstPipeline * pipeline)2294 msg_segment_done (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
2295 {
2296 GstEvent *s_event;
2297 GstSeekFlags flags;
2298 gboolean res;
2299 GstFormat format;
2300
2301 GST_DEBUG ("position is %" GST_TIME_FORMAT, GST_TIME_ARGS (position));
2302 gst_message_parse_segment_done (message, &format, &position);
2303 GST_DEBUG ("end of segment at %" GST_TIME_FORMAT, GST_TIME_ARGS (position));
2304
2305 flags = 0;
2306 /* in the segment-done callback we never flush as this would not make sense
2307 * for seamless playback. */
2308 if (loop_seek)
2309 flags |= GST_SEEK_FLAG_SEGMENT;
2310 if (skip_seek)
2311 flags |= GST_SEEK_FLAG_SKIP;
2312
2313 s_event = gst_event_new_seek (rate,
2314 GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
2315 GST_SEEK_TYPE_SET, duration);
2316
2317 GST_DEBUG ("restart loop with rate %lf to 0 / %" GST_TIME_FORMAT,
2318 rate, GST_TIME_ARGS (duration));
2319
2320 res = send_event (s_event);
2321 if (!res)
2322 g_print ("segment seek failed\n");
2323 }
2324
2325 /* in stream buffering mode we PAUSE the pipeline until we receive a 100%
2326 * message */
2327 static void
do_stream_buffering(gint percent)2328 do_stream_buffering (gint percent)
2329 {
2330 gchar *bufstr;
2331
2332 gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
2333 bufstr = g_strdup_printf ("Buffering...%d", percent);
2334 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, bufstr);
2335 g_free (bufstr);
2336
2337 if (percent == 100) {
2338 /* a 100% message means buffering is done */
2339 buffering = FALSE;
2340 /* if the desired state is playing, go back */
2341 if (state == GST_STATE_PLAYING) {
2342 /* no state management needed for live pipelines */
2343 if (!is_live) {
2344 fprintf (stderr, "Done buffering, setting pipeline to PLAYING ...\n");
2345 gst_element_set_state (pipeline, GST_STATE_PLAYING);
2346 }
2347 gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
2348 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Playing");
2349 }
2350 } else {
2351 /* buffering busy */
2352 if (!buffering && state == GST_STATE_PLAYING) {
2353 /* we were not buffering but PLAYING, PAUSE the pipeline. */
2354 if (!is_live) {
2355 fprintf (stderr, "Buffering, setting pipeline to PAUSED ...\n");
2356 gst_element_set_state (pipeline, GST_STATE_PAUSED);
2357 }
2358 }
2359 buffering = TRUE;
2360 }
2361 }
2362
2363 static void
do_download_buffering(gint percent)2364 do_download_buffering (gint percent)
2365 {
2366 if (!buffering && percent < 100) {
2367 gchar *bufstr;
2368
2369 buffering = TRUE;
2370
2371 bufstr = g_strdup_printf ("Downloading...");
2372 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, bufstr);
2373 g_free (bufstr);
2374
2375 /* once we get a buffering message, we'll do the fill update */
2376 set_update_fill (TRUE);
2377
2378 if (state == GST_STATE_PLAYING && !is_live) {
2379 fprintf (stderr, "Downloading, setting pipeline to PAUSED ...\n");
2380 gst_element_set_state (pipeline, GST_STATE_PAUSED);
2381 /* user has to manually start the playback */
2382 state = GST_STATE_PAUSED;
2383 }
2384 }
2385 }
2386
2387 static void
msg_buffering(GstBus * bus,GstMessage * message,GstPipeline * data)2388 msg_buffering (GstBus * bus, GstMessage * message, GstPipeline * data)
2389 {
2390 gint percent;
2391
2392 gst_message_parse_buffering (message, &percent);
2393
2394 /* get more stats */
2395 gst_message_parse_buffering_stats (message, &mode, NULL, NULL,
2396 &buffering_left);
2397
2398 switch (mode) {
2399 case GST_BUFFERING_DOWNLOAD:
2400 do_download_buffering (percent);
2401 break;
2402 case GST_BUFFERING_LIVE:
2403 case GST_BUFFERING_TIMESHIFT:
2404 case GST_BUFFERING_STREAM:
2405 do_stream_buffering (percent);
2406 break;
2407 }
2408 }
2409
2410 static void
msg_clock_lost(GstBus * bus,GstMessage * message,GstPipeline * data)2411 msg_clock_lost (GstBus * bus, GstMessage * message, GstPipeline * data)
2412 {
2413 g_print ("clock lost! PAUSE and PLAY to select a new clock\n");
2414
2415 gst_element_set_state (pipeline, GST_STATE_PAUSED);
2416 gst_element_set_state (pipeline, GST_STATE_PLAYING);
2417 }
2418
2419 #ifdef HAVE_X11
2420
2421 static gulong embed_xid = 0;
2422
2423 /* We set the xid here in response to the prepare-window-handle message via a
2424 * bus sync handler because we don't know the actual videosink used from the
2425 * start (as we don't know the pipeline, or bin elements such as autovideosink
2426 * or gconfvideosink may be used which create the actual videosink only once
2427 * the pipeline is started) */
2428 static GstBusSyncReply
bus_sync_handler(GstBus * bus,GstMessage * message,GstPipeline * data)2429 bus_sync_handler (GstBus * bus, GstMessage * message, GstPipeline * data)
2430 {
2431 GstElement *element;
2432
2433 if (!gst_is_video_overlay_prepare_window_handle_message (message))
2434 return GST_BUS_PASS;
2435
2436 element = GST_ELEMENT (GST_MESSAGE_SRC (message));
2437
2438 g_print ("got prepare-window-handle, setting XID %lu\n", embed_xid);
2439
2440 /* Should have been initialised from main thread before (can't use
2441 * GDK_WINDOW_XID here with Gtk+ >= 2.18, because the sync handler will
2442 * be called from a streaming thread and GDK_WINDOW_XID maps to more than
2443 * a simple structure lookup with Gtk+ >= 2.18, where 'more' is stuff that
2444 * shouldn't be done from a non-GUI thread without explicit locking). */
2445 g_assert (embed_xid != 0);
2446
2447 gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (element), embed_xid);
2448 return GST_BUS_PASS;
2449 }
2450 #endif
2451
2452 static gboolean
draw_cb(GtkWidget * widget,cairo_t * cr,gpointer data)2453 draw_cb (GtkWidget * widget, cairo_t * cr, gpointer data)
2454 {
2455 if (state < GST_STATE_PAUSED) {
2456 int width, height;
2457
2458 width = gtk_widget_get_allocated_width (widget);
2459 height = gtk_widget_get_allocated_height (widget);
2460 cairo_set_source_rgb (cr, 0, 0, 0);
2461 cairo_rectangle (cr, 0, 0, width, height);
2462 cairo_fill (cr);
2463 return TRUE;
2464 }
2465 return FALSE;
2466 }
2467
2468 static void
realize_cb(GtkWidget * widget,gpointer data)2469 realize_cb (GtkWidget * widget, gpointer data)
2470 {
2471 GdkWindow *window = gtk_widget_get_window (widget);
2472
2473 /* This is here just for pedagogical purposes, GDK_WINDOW_XID will call it
2474 * as well */
2475 if (!gdk_window_ensure_native (window))
2476 g_error ("Couldn't create native window needed for GstVideoOverlay!");
2477
2478 #ifdef HAVE_X11
2479 embed_xid = GDK_WINDOW_XID (window);
2480 g_print ("Window realize: video window XID = %lu\n", embed_xid);
2481 #endif
2482 }
2483
2484 static void
msg_eos(GstBus * bus,GstMessage * message,GstPipeline * data)2485 msg_eos (GstBus * bus, GstMessage * message, GstPipeline * data)
2486 {
2487 message_received (bus, message, data);
2488
2489 /* Set new uri for playerbins and continue playback */
2490 if (l && (pipeline_type == 14 || pipeline_type == 16)) {
2491 stop_cb (NULL, NULL);
2492 l = g_list_next (l);
2493 if (l) {
2494 playerbin_set_uri (GST_ELEMENT (data), l->data);
2495 play_cb (NULL, NULL);
2496 }
2497 }
2498 }
2499
2500 static void
msg_step_done(GstBus * bus,GstMessage * message,GstPipeline * data)2501 msg_step_done (GstBus * bus, GstMessage * message, GstPipeline * data)
2502 {
2503 if (!shuttling)
2504 message_received (bus, message, data);
2505 }
2506
2507 static void
connect_bus_signals(GstElement * pipeline)2508 connect_bus_signals (GstElement * pipeline)
2509 {
2510 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
2511
2512 #ifdef HAVE_X11
2513 /* handle prepare-window-handle element message synchronously */
2514 gst_bus_set_sync_handler (bus, (GstBusSyncHandler) bus_sync_handler,
2515 pipeline, NULL);
2516 #endif
2517
2518 gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
2519 gst_bus_enable_sync_message_emission (bus);
2520
2521 g_signal_connect (bus, "message::state-changed",
2522 (GCallback) msg_state_changed, pipeline);
2523 g_signal_connect (bus, "message::segment-done", (GCallback) msg_segment_done,
2524 pipeline);
2525 g_signal_connect (bus, "message::async-done", (GCallback) msg_async_done,
2526 pipeline);
2527
2528 g_signal_connect (bus, "message::new-clock", (GCallback) message_received,
2529 pipeline);
2530 g_signal_connect (bus, "message::clock-lost", (GCallback) msg_clock_lost,
2531 pipeline);
2532 g_signal_connect (bus, "message::error", (GCallback) message_received,
2533 pipeline);
2534 g_signal_connect (bus, "message::warning", (GCallback) message_received,
2535 pipeline);
2536 g_signal_connect (bus, "message::eos", (GCallback) msg_eos, pipeline);
2537 g_signal_connect (bus, "message::tag", (GCallback) message_received,
2538 pipeline);
2539 g_signal_connect (bus, "message::element", (GCallback) message_received,
2540 pipeline);
2541 g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
2542 pipeline);
2543 g_signal_connect (bus, "message::buffering", (GCallback) msg_buffering,
2544 pipeline);
2545 // g_signal_connect (bus, "message::step-done", (GCallback) msg_step_done,
2546 // pipeline);
2547 g_signal_connect (bus, "message::step-start", (GCallback) msg_step_done,
2548 pipeline);
2549 g_signal_connect (bus, "sync-message::step-done",
2550 (GCallback) msg_sync_step_done, pipeline);
2551
2552 gst_object_unref (bus);
2553 }
2554
2555 #if !GLIB_CHECK_VERSION(2,70,0)
2556 #define g_pattern_spec_match_string g_pattern_match_string
2557 #endif
2558
2559 /* Return GList of paths described in location string */
2560 static GList *
handle_wildcards(const gchar * location)2561 handle_wildcards (const gchar * location)
2562 {
2563 GList *res = NULL;
2564 gchar *path = g_path_get_dirname (location);
2565 gchar *pattern = g_path_get_basename (location);
2566 GPatternSpec *pspec = g_pattern_spec_new (pattern);
2567 GDir *dir = g_dir_open (path, 0, NULL);
2568 const gchar *name;
2569
2570 g_print ("matching %s from %s\n", pattern, path);
2571
2572 if (!dir) {
2573 g_print ("opening directory %s failed\n", path);
2574 goto out;
2575 }
2576
2577 while ((name = g_dir_read_name (dir)) != NULL) {
2578 if (g_pattern_spec_match_string (pspec, name)) {
2579 res = g_list_append (res, g_strjoin ("/", path, name, NULL));
2580 g_print (" found clip %s\n", name);
2581 }
2582 }
2583
2584 g_dir_close (dir);
2585 out:
2586 g_pattern_spec_free (pspec);
2587 g_free (pattern);
2588 g_free (path);
2589
2590 return res;
2591 }
2592
2593 static void
delete_event_cb(void)2594 delete_event_cb (void)
2595 {
2596 stop_cb (NULL, NULL);
2597 gtk_main_quit ();
2598 }
2599
2600 static void
print_usage(int argc,char ** argv)2601 print_usage (int argc, char **argv)
2602 {
2603 gint i;
2604
2605 g_print ("usage: %s <type> <filename>\n", argv[0]);
2606 g_print (" possible types:\n");
2607
2608 for (i = 0; i < NUM_TYPES; i++) {
2609 g_print (" %d = %s\n", i, pipelines[i].name);
2610 }
2611 }
2612
2613 static gboolean
read_joystick(GIOChannel * source,GIOCondition condition,gpointer user_data)2614 read_joystick (GIOChannel * source, GIOCondition condition, gpointer user_data)
2615 {
2616 gchar buf[sizeof (struct js_event)];
2617 struct js_event *js = (struct js_event *) buf;
2618 GError *err = NULL;
2619 gsize bytes_read = 0;
2620 GIOStatus result;
2621
2622 result =
2623 g_io_channel_read_chars (source, buf, sizeof (struct js_event),
2624 &bytes_read, &err);
2625 if (err) {
2626 g_print ("error reading from joystick: %s", err->message);
2627 g_clear_error (&err);
2628 return FALSE;
2629 } else if (bytes_read != sizeof (struct js_event)) {
2630 g_print ("error reading joystick, read %u bytes of %u\n",
2631 (guint) bytes_read, (guint) sizeof (struct js_event));
2632 return TRUE;
2633 } else if (result != G_IO_STATUS_NORMAL) {
2634 g_print ("reading from joystick returned status %d", result);
2635 }
2636
2637 switch (js->type & ~JS_EVENT_INIT) {
2638 case JS_EVENT_AXIS:
2639 if (js->number == 0) {
2640 gdouble new_rate = (gdouble) (js->value) / 3000;
2641 g_print ("Got: %d (rate %g)\n", js->value, new_rate);
2642 if (shuttling)
2643 gtk_adjustment_set_value (shuttle_adjustment, new_rate);
2644 }
2645 break;
2646 }
2647
2648 return TRUE;
2649 }
2650
2651 int
main(int argc,char ** argv)2652 main (int argc, char **argv)
2653 {
2654 GtkWidget *window, *hbox, *vbox, *panel, *expander, *pb2vbox, *boxes,
2655 *flaggrid, *boxes2, *step;
2656 GtkWidget *play_button, *pause_button, *stop_button, *shot_button;
2657 GtkWidget *accurate_checkbox, *key_checkbox, *loop_checkbox, *flush_checkbox;
2658 GtkWidget *scrub_checkbox, *play_scrub_checkbox;
2659 GtkWidget *rate_label, *volume_label;
2660 GOptionEntry options[] = {
2661 {"stats", 's', 0, G_OPTION_ARG_NONE, &stats,
2662 "Show pad stats", NULL},
2663 {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek,
2664 "Seek on elements instead of pads", NULL},
2665 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
2666 "Verbose properties", NULL},
2667 {"joystick", 'j', 0, G_OPTION_ARG_STRING, &js_device,
2668 "Joystick device to use", NULL},
2669 {NULL}
2670 };
2671 GOptionContext *ctx;
2672 GError *err = NULL;
2673
2674 ctx = g_option_context_new ("- test seeking in gsteamer");
2675 g_option_context_add_main_entries (ctx, options, NULL);
2676 g_option_context_add_group (ctx, gst_init_get_option_group ());
2677 g_option_context_add_group (ctx, gtk_get_option_group (TRUE));
2678
2679 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
2680 g_print ("Error initializing: %s\n", err->message);
2681 g_option_context_free (ctx);
2682 g_clear_error (&err);
2683 exit (1);
2684 }
2685 g_option_context_free (ctx);
2686 GST_DEBUG_CATEGORY_INIT (seek_debug, "seek", 0, "seek example");
2687
2688 if (argc != 3) {
2689 print_usage (argc, argv);
2690 exit (-1);
2691 }
2692
2693 pipeline_type = atoi (argv[1]);
2694
2695 if (pipeline_type < 0 || pipeline_type >= NUM_TYPES) {
2696 print_usage (argc, argv);
2697 exit (-1);
2698 }
2699
2700 pipeline_spec = argv[2];
2701
2702 if (js_device == NULL)
2703 js_device = g_strdup ("/dev/input/js0");
2704
2705 js_fd = g_open (js_device, O_RDONLY, 0);
2706 if (js_fd < 0) {
2707 g_print ("Failed to open joystick device %s\n", js_device);
2708 exit (-1);
2709 }
2710
2711 if (g_strrstr (pipeline_spec, "*") != NULL ||
2712 g_strrstr (pipeline_spec, "?") != NULL) {
2713 paths = handle_wildcards (pipeline_spec);
2714 } else {
2715 paths = g_list_prepend (paths, g_strdup (pipeline_spec));
2716 }
2717
2718 if (!paths) {
2719 g_print ("opening %s failed\n", pipeline_spec);
2720 exit (-1);
2721 }
2722
2723 l = paths;
2724
2725 pipeline = pipelines[pipeline_type].func ((gchar *) l->data);
2726 g_assert (pipeline);
2727
2728 /* initialize gui elements ... */
2729 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
2730 video_window = gtk_drawing_area_new ();
2731 g_signal_connect (video_window, "draw", G_CALLBACK (draw_cb), NULL);
2732 g_signal_connect (video_window, "realize", G_CALLBACK (realize_cb), NULL);
2733
2734 statusbar = gtk_statusbar_new ();
2735 status_id = gtk_statusbar_get_context_id (GTK_STATUSBAR (statusbar), "seek");
2736 gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stopped");
2737 hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
2738 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
2739 flaggrid = gtk_grid_new ();
2740 gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
2741
2742 /* media controls */
2743 play_button = gtk_button_new_from_icon_name ("media-playback-start",
2744 GTK_ICON_SIZE_BUTTON);
2745 pause_button = gtk_button_new_from_icon_name ("media-playback-pause",
2746 GTK_ICON_SIZE_BUTTON);
2747 stop_button = gtk_button_new_from_icon_name ("media-playback-stop",
2748 GTK_ICON_SIZE_BUTTON);
2749
2750 /* seek flags */
2751 accurate_checkbox = gtk_check_button_new_with_label ("Accurate Seek");
2752 key_checkbox = gtk_check_button_new_with_label ("Key-unit Seek");
2753 loop_checkbox = gtk_check_button_new_with_label ("Loop");
2754 flush_checkbox = gtk_check_button_new_with_label ("Flush");
2755 scrub_checkbox = gtk_check_button_new_with_label ("Scrub");
2756 play_scrub_checkbox = gtk_check_button_new_with_label ("Play Scrub");
2757 skip_checkbox = gtk_check_button_new_with_label ("Play Skip");
2758 rate_spinbutton = gtk_spin_button_new_with_range (-100, 100, 0.1);
2759 gtk_spin_button_set_digits (GTK_SPIN_BUTTON (rate_spinbutton), 3);
2760 rate_label = gtk_label_new ("Rate");
2761
2762 gtk_widget_set_tooltip_text (accurate_checkbox,
2763 "accurate position is requested, this might be considerably slower for some formats");
2764 gtk_widget_set_tooltip_text (key_checkbox,
2765 "seek to the nearest keyframe. This might be faster but less accurate");
2766 gtk_widget_set_tooltip_text (loop_checkbox, "loop playback");
2767 gtk_widget_set_tooltip_text (flush_checkbox, "flush pipeline after seeking");
2768 gtk_widget_set_tooltip_text (rate_spinbutton, "define the playback rate, "
2769 "negative value trigger reverse playback");
2770 gtk_widget_set_tooltip_text (scrub_checkbox, "show images while seeking");
2771 gtk_widget_set_tooltip_text (play_scrub_checkbox, "play video while seeking");
2772 gtk_widget_set_tooltip_text (skip_checkbox,
2773 "Skip frames while playing at high frame rates");
2774
2775 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (flush_checkbox), TRUE);
2776 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scrub_checkbox), TRUE);
2777
2778 gtk_spin_button_set_value (GTK_SPIN_BUTTON (rate_spinbutton), rate);
2779
2780 /* step expander */
2781 {
2782 GtkWidget *hbox;
2783
2784 step = gtk_expander_new ("step options");
2785 hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
2786
2787 format_combo = gtk_combo_box_text_new ();
2788 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (format_combo),
2789 "frames");
2790 gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (format_combo),
2791 "time (ms)");
2792 gtk_combo_box_set_active (GTK_COMBO_BOX (format_combo), 0);
2793 gtk_box_pack_start (GTK_BOX (hbox), format_combo, FALSE, FALSE, 2);
2794
2795 step_amount_spinbutton = gtk_spin_button_new_with_range (1, 1000, 1);
2796 gtk_spin_button_set_digits (GTK_SPIN_BUTTON (step_amount_spinbutton), 0);
2797 gtk_spin_button_set_value (GTK_SPIN_BUTTON (step_amount_spinbutton), 1.0);
2798 gtk_box_pack_start (GTK_BOX (hbox), step_amount_spinbutton, FALSE, FALSE,
2799 2);
2800
2801 step_rate_spinbutton = gtk_spin_button_new_with_range (0.0, 100, 0.1);
2802 gtk_spin_button_set_digits (GTK_SPIN_BUTTON (step_rate_spinbutton), 3);
2803 gtk_spin_button_set_value (GTK_SPIN_BUTTON (step_rate_spinbutton), 1.0);
2804 gtk_box_pack_start (GTK_BOX (hbox), step_rate_spinbutton, FALSE, FALSE, 2);
2805
2806 step_button = gtk_button_new_from_icon_name ("media-seek-forward",
2807 GTK_ICON_SIZE_BUTTON);
2808 gtk_button_set_label (GTK_BUTTON (step_button), "Step");
2809 gtk_box_pack_start (GTK_BOX (hbox), step_button, FALSE, FALSE, 2);
2810
2811 g_signal_connect (G_OBJECT (step_button), "clicked", G_CALLBACK (step_cb),
2812 pipeline);
2813
2814 /* shuttle scale */
2815 shuttle_checkbox = gtk_check_button_new_with_label ("Shuttle");
2816 gtk_box_pack_start (GTK_BOX (hbox), shuttle_checkbox, FALSE, FALSE, 2);
2817 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (shuttle_checkbox), FALSE);
2818 g_signal_connect (shuttle_checkbox, "toggled", G_CALLBACK (shuttle_toggled),
2819 pipeline);
2820
2821 shuttle_adjustment =
2822 GTK_ADJUSTMENT (gtk_adjustment_new (0.0, -3.00, 4.0, 0.1, 1.0, 1.0));
2823 shuttle_hscale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL,
2824 shuttle_adjustment);
2825 gtk_scale_set_digits (GTK_SCALE (shuttle_hscale), 2);
2826 gtk_scale_set_value_pos (GTK_SCALE (shuttle_hscale), GTK_POS_TOP);
2827 g_signal_connect (shuttle_hscale, "value_changed",
2828 G_CALLBACK (shuttle_value_changed), pipeline);
2829 g_signal_connect (shuttle_hscale, "format_value",
2830 G_CALLBACK (shuttle_format_value), pipeline);
2831
2832 gtk_box_pack_start (GTK_BOX (hbox), shuttle_hscale, TRUE, TRUE, 2);
2833
2834 gtk_container_add (GTK_CONTAINER (step), hbox);
2835 }
2836
2837 /* seek bar */
2838 adjustment =
2839 GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, 100.0, 0.1, 1.0, 1.0));
2840 hscale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, adjustment);
2841 gtk_scale_set_digits (GTK_SCALE (hscale), 2);
2842 gtk_scale_set_value_pos (GTK_SCALE (hscale), GTK_POS_RIGHT);
2843 gtk_range_set_show_fill_level (GTK_RANGE (hscale), TRUE);
2844 gtk_range_set_fill_level (GTK_RANGE (hscale), 100.0);
2845
2846 g_signal_connect (hscale, "button_press_event", G_CALLBACK (start_seek),
2847 pipeline);
2848 g_signal_connect (hscale, "button_release_event", G_CALLBACK (stop_seek),
2849 pipeline);
2850 g_signal_connect (hscale, "format_value", G_CALLBACK (format_value),
2851 pipeline);
2852
2853 if (pipeline_type == 16) {
2854 /* the playbin panel controls for the video/audio/subtitle tracks */
2855 panel = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
2856 video_combo = gtk_combo_box_text_new ();
2857 audio_combo = gtk_combo_box_text_new ();
2858 text_combo = gtk_combo_box_text_new ();
2859 gtk_widget_set_sensitive (video_combo, FALSE);
2860 gtk_widget_set_sensitive (audio_combo, FALSE);
2861 gtk_widget_set_sensitive (text_combo, FALSE);
2862 gtk_box_pack_start (GTK_BOX (panel), video_combo, TRUE, TRUE, 2);
2863 gtk_box_pack_start (GTK_BOX (panel), audio_combo, TRUE, TRUE, 2);
2864 gtk_box_pack_start (GTK_BOX (panel), text_combo, TRUE, TRUE, 2);
2865 g_signal_connect (G_OBJECT (video_combo), "changed",
2866 G_CALLBACK (video_combo_cb), pipeline);
2867 g_signal_connect (G_OBJECT (audio_combo), "changed",
2868 G_CALLBACK (audio_combo_cb), pipeline);
2869 g_signal_connect (G_OBJECT (text_combo), "changed",
2870 G_CALLBACK (text_combo_cb), pipeline);
2871 /* playbin panel for flag checkboxes and volume/mute */
2872 boxes = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
2873 vis_checkbox = gtk_check_button_new_with_label ("Vis");
2874 video_checkbox = gtk_check_button_new_with_label ("Video");
2875 audio_checkbox = gtk_check_button_new_with_label ("Audio");
2876 text_checkbox = gtk_check_button_new_with_label ("Text");
2877 mute_checkbox = gtk_check_button_new_with_label ("Mute");
2878 download_checkbox = gtk_check_button_new_with_label ("Download");
2879 buffer_checkbox = gtk_check_button_new_with_label ("Buffer");
2880 volume_label = gtk_label_new ("Volume");
2881 volume_spinbutton = gtk_spin_button_new_with_range (0, 10.0, 0.1);
2882 gtk_spin_button_set_value (GTK_SPIN_BUTTON (volume_spinbutton), 1.0);
2883 gtk_box_pack_start (GTK_BOX (boxes), video_checkbox, TRUE, TRUE, 2);
2884 gtk_box_pack_start (GTK_BOX (boxes), audio_checkbox, TRUE, TRUE, 2);
2885 gtk_box_pack_start (GTK_BOX (boxes), text_checkbox, TRUE, TRUE, 2);
2886 gtk_box_pack_start (GTK_BOX (boxes), vis_checkbox, TRUE, TRUE, 2);
2887 gtk_box_pack_start (GTK_BOX (boxes), mute_checkbox, TRUE, TRUE, 2);
2888 gtk_box_pack_start (GTK_BOX (boxes), download_checkbox, TRUE, TRUE, 2);
2889 gtk_box_pack_start (GTK_BOX (boxes), buffer_checkbox, TRUE, TRUE, 2);
2890 gtk_box_pack_start (GTK_BOX (boxes), volume_label, TRUE, TRUE, 2);
2891 gtk_box_pack_start (GTK_BOX (boxes), volume_spinbutton, TRUE, TRUE, 2);
2892 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (vis_checkbox), FALSE);
2893 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (audio_checkbox), TRUE);
2894 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (video_checkbox), TRUE);
2895 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (text_checkbox), TRUE);
2896 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mute_checkbox), FALSE);
2897 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (download_checkbox), FALSE);
2898 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (buffer_checkbox), FALSE);
2899 g_signal_connect (G_OBJECT (vis_checkbox), "toggled",
2900 G_CALLBACK (vis_toggle_cb), pipeline);
2901 g_signal_connect (G_OBJECT (audio_checkbox), "toggled",
2902 G_CALLBACK (audio_toggle_cb), pipeline);
2903 g_signal_connect (G_OBJECT (video_checkbox), "toggled",
2904 G_CALLBACK (video_toggle_cb), pipeline);
2905 g_signal_connect (G_OBJECT (text_checkbox), "toggled",
2906 G_CALLBACK (text_toggle_cb), pipeline);
2907 g_signal_connect (G_OBJECT (mute_checkbox), "toggled",
2908 G_CALLBACK (mute_toggle_cb), pipeline);
2909 g_signal_connect (G_OBJECT (download_checkbox), "toggled",
2910 G_CALLBACK (download_toggle_cb), pipeline);
2911 g_signal_connect (G_OBJECT (buffer_checkbox), "toggled",
2912 G_CALLBACK (buffer_toggle_cb), pipeline);
2913 g_signal_connect (G_OBJECT (volume_spinbutton), "value_changed",
2914 G_CALLBACK (volume_spinbutton_changed_cb), pipeline);
2915 /* playbin panel for snapshot */
2916 boxes2 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
2917 shot_button = gtk_button_new_from_icon_name ("document-save",
2918 GTK_ICON_SIZE_BUTTON);
2919 gtk_widget_set_tooltip_text (shot_button,
2920 "save a screenshot .png in the current directory");
2921 g_signal_connect (G_OBJECT (shot_button), "clicked", G_CALLBACK (shot_cb),
2922 pipeline);
2923 vis_combo = gtk_combo_box_text_new ();
2924 g_signal_connect (G_OBJECT (vis_combo), "changed",
2925 G_CALLBACK (vis_combo_cb), pipeline);
2926 gtk_widget_set_sensitive (vis_combo, FALSE);
2927 gtk_box_pack_start (GTK_BOX (boxes2), shot_button, TRUE, TRUE, 2);
2928 gtk_box_pack_start (GTK_BOX (boxes2), vis_combo, TRUE, TRUE, 2);
2929
2930 /* fill the vis combo box and the array of factories */
2931 init_visualization_features ();
2932 } else {
2933 panel = boxes = boxes2 = NULL;
2934 }
2935
2936 /* do the packing stuff ... */
2937 gtk_window_set_default_size (GTK_WINDOW (window), 250, 96);
2938 /* FIXME: can we avoid this for audio only? */
2939 gtk_widget_set_size_request (GTK_WIDGET (video_window), -1,
2940 DEFAULT_VIDEO_HEIGHT);
2941 gtk_container_add (GTK_CONTAINER (window), vbox);
2942 gtk_box_pack_start (GTK_BOX (vbox), video_window, TRUE, TRUE, 2);
2943 gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 2);
2944 gtk_box_pack_start (GTK_BOX (hbox), play_button, FALSE, FALSE, 2);
2945 gtk_box_pack_start (GTK_BOX (hbox), pause_button, FALSE, FALSE, 2);
2946 gtk_box_pack_start (GTK_BOX (hbox), stop_button, FALSE, FALSE, 2);
2947 gtk_box_pack_start (GTK_BOX (hbox), flaggrid, FALSE, FALSE, 2);
2948 gtk_grid_attach (GTK_GRID (flaggrid), accurate_checkbox, 0, 0, 1, 1);
2949 gtk_grid_attach (GTK_GRID (flaggrid), flush_checkbox, 1, 0, 1, 1);
2950 gtk_grid_attach (GTK_GRID (flaggrid), loop_checkbox, 2, 0, 1, 1);
2951 gtk_grid_attach (GTK_GRID (flaggrid), key_checkbox, 0, 1, 1, 1);
2952 gtk_grid_attach (GTK_GRID (flaggrid), scrub_checkbox, 1, 1, 1, 1);
2953 gtk_grid_attach (GTK_GRID (flaggrid), play_scrub_checkbox, 2, 1, 1, 1);
2954 gtk_grid_attach (GTK_GRID (flaggrid), skip_checkbox, 3, 0, 1, 1);
2955 gtk_grid_attach (GTK_GRID (flaggrid), rate_label, 4, 0, 1, 1);
2956 gtk_grid_attach (GTK_GRID (flaggrid), rate_spinbutton, 4, 1, 1, 1);
2957
2958 if (panel && boxes && boxes2) {
2959 expander = gtk_expander_new ("playbin options");
2960 pb2vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
2961 gtk_box_pack_start (GTK_BOX (pb2vbox), panel, FALSE, FALSE, 2);
2962 gtk_box_pack_start (GTK_BOX (pb2vbox), boxes, FALSE, FALSE, 2);
2963 gtk_box_pack_start (GTK_BOX (pb2vbox), boxes2, FALSE, FALSE, 2);
2964 gtk_container_add (GTK_CONTAINER (expander), pb2vbox);
2965 gtk_box_pack_start (GTK_BOX (vbox), expander, FALSE, FALSE, 2);
2966 }
2967 gtk_box_pack_start (GTK_BOX (vbox), step, FALSE, FALSE, 2);
2968 gtk_box_pack_start (GTK_BOX (vbox), hscale, FALSE, FALSE, 2);
2969 gtk_box_pack_start (GTK_BOX (vbox), statusbar, FALSE, FALSE, 2);
2970
2971 /* connect things ... */
2972 g_signal_connect (G_OBJECT (play_button), "clicked", G_CALLBACK (play_cb),
2973 pipeline);
2974 g_signal_connect (G_OBJECT (pause_button), "clicked", G_CALLBACK (pause_cb),
2975 pipeline);
2976 g_signal_connect (G_OBJECT (stop_button), "clicked", G_CALLBACK (stop_cb),
2977 pipeline);
2978 g_signal_connect (G_OBJECT (accurate_checkbox), "toggled",
2979 G_CALLBACK (accurate_toggle_cb), pipeline);
2980 g_signal_connect (G_OBJECT (key_checkbox), "toggled",
2981 G_CALLBACK (key_toggle_cb), pipeline);
2982 g_signal_connect (G_OBJECT (loop_checkbox), "toggled",
2983 G_CALLBACK (loop_toggle_cb), pipeline);
2984 g_signal_connect (G_OBJECT (flush_checkbox), "toggled",
2985 G_CALLBACK (flush_toggle_cb), pipeline);
2986 g_signal_connect (G_OBJECT (scrub_checkbox), "toggled",
2987 G_CALLBACK (scrub_toggle_cb), pipeline);
2988 g_signal_connect (G_OBJECT (play_scrub_checkbox), "toggled",
2989 G_CALLBACK (play_scrub_toggle_cb), pipeline);
2990 g_signal_connect (G_OBJECT (skip_checkbox), "toggled",
2991 G_CALLBACK (skip_toggle_cb), pipeline);
2992 g_signal_connect (G_OBJECT (rate_spinbutton), "value_changed",
2993 G_CALLBACK (rate_spinbutton_changed_cb), pipeline);
2994
2995 g_signal_connect (G_OBJECT (window), "delete-event", delete_event_cb, NULL);
2996
2997 /* show the gui. */
2998 gtk_widget_show_all (window);
2999
3000 /* realize window now so that the video window gets created and we can
3001 * obtain its XID before the pipeline is started up and the videosink
3002 * asks for the XID of the window to render onto */
3003 gtk_widget_realize (window);
3004
3005 #ifdef HAVE_X11
3006 /* we should have the XID now */
3007 g_assert (embed_xid != 0);
3008 #endif
3009
3010 if (verbose) {
3011 g_signal_connect (pipeline, "deep_notify",
3012 G_CALLBACK (gst_object_default_deep_notify), NULL);
3013 }
3014
3015 {
3016 GIOChannel *js_watch = g_io_channel_unix_new (js_fd);
3017 g_io_channel_set_encoding (js_watch, NULL, NULL);
3018 g_io_add_watch (js_watch, G_IO_IN, read_joystick, NULL);
3019 }
3020
3021 connect_bus_signals (pipeline);
3022 gtk_main ();
3023
3024 g_print ("NULL pipeline\n");
3025 gst_element_set_state (pipeline, GST_STATE_NULL);
3026
3027 g_print ("free pipeline\n");
3028 g_array_free (vis_entries, TRUE);
3029 gst_object_unref (pipeline);
3030
3031 g_list_foreach (paths, (GFunc) g_free, NULL);
3032 g_list_free (paths);
3033
3034 return 0;
3035 }
3036