2 * Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
27 #include <gst/pbutils/pbutils.h>
29 static gboolean async = FALSE;
30 static gboolean show_toc = FALSE;
31 static gboolean verbose = FALSE;
41 my_g_string_append_printf (GString * str, int depth, const gchar * format, ...)
46 g_string_append (str, " ");
49 va_start (args, format);
50 g_string_append_vprintf (str, format, args);
55 gst_stream_audio_information_to_string (GstDiscovererStreamInfo * info,
58 GstDiscovererAudioInfo *audio_info;
63 const GstTagList *tags;
66 g_return_val_if_fail (info != NULL, NULL);
68 s = g_string_sized_new (len);
70 my_g_string_append_printf (s, depth, "Codec:\n");
71 caps = gst_discoverer_stream_info_get_caps (info);
72 tmp = gst_caps_to_string (caps);
73 gst_caps_unref (caps);
74 my_g_string_append_printf (s, depth, " %s\n", tmp);
77 my_g_string_append_printf (s, depth, "Additional info:\n");
78 if (gst_discoverer_stream_info_get_misc (info)) {
79 tmp = gst_structure_to_string (gst_discoverer_stream_info_get_misc (info));
80 my_g_string_append_printf (s, depth, " %s\n", tmp);
83 my_g_string_append_printf (s, depth, " None\n");
86 audio_info = (GstDiscovererAudioInfo *) info;
87 ctmp = gst_discoverer_audio_info_get_language (audio_info);
88 my_g_string_append_printf (s, depth, "Language: %s\n",
89 ctmp ? ctmp : "<unknown>");
90 my_g_string_append_printf (s, depth, "Channels: %u\n",
91 gst_discoverer_audio_info_get_channels (audio_info));
92 my_g_string_append_printf (s, depth, "Sample rate: %u\n",
93 gst_discoverer_audio_info_get_sample_rate (audio_info));
94 my_g_string_append_printf (s, depth, "Depth: %u\n",
95 gst_discoverer_audio_info_get_depth (audio_info));
97 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
98 gst_discoverer_audio_info_get_bitrate (audio_info));
99 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
100 gst_discoverer_audio_info_get_max_bitrate (audio_info));
102 my_g_string_append_printf (s, depth, "Tags:\n");
103 tags = gst_discoverer_stream_info_get_tags (info);
105 tmp = gst_tag_list_to_string (tags);
106 my_g_string_append_printf (s, depth, " %s\n", tmp);
109 my_g_string_append_printf (s, depth, " None\n");
112 my_g_string_append_printf (s, depth, "\n");
114 return g_string_free (s, FALSE);
118 gst_stream_video_information_to_string (GstDiscovererStreamInfo * info,
121 GstDiscovererVideoInfo *video_info;
125 const GstStructure *misc;
126 const GstTagList *tags;
129 g_return_val_if_fail (info != NULL, NULL);
131 s = g_string_sized_new (len);
133 my_g_string_append_printf (s, depth, "Codec:\n");
134 caps = gst_discoverer_stream_info_get_caps (info);
135 tmp = gst_caps_to_string (caps);
136 gst_caps_unref (caps);
137 my_g_string_append_printf (s, depth, " %s\n", tmp);
140 my_g_string_append_printf (s, depth, "Additional info:\n");
141 misc = gst_discoverer_stream_info_get_misc (info);
143 tmp = gst_structure_to_string (misc);
144 my_g_string_append_printf (s, depth, " %s\n", tmp);
147 my_g_string_append_printf (s, depth, " None\n");
150 video_info = (GstDiscovererVideoInfo *) info;
151 my_g_string_append_printf (s, depth, "Width: %u\n",
152 gst_discoverer_video_info_get_width (video_info));
153 my_g_string_append_printf (s, depth, "Height: %u\n",
154 gst_discoverer_video_info_get_height (video_info));
155 my_g_string_append_printf (s, depth, "Depth: %u\n",
156 gst_discoverer_video_info_get_depth (video_info));
158 my_g_string_append_printf (s, depth, "Frame rate: %u/%u\n",
159 gst_discoverer_video_info_get_framerate_num (video_info),
160 gst_discoverer_video_info_get_framerate_denom (video_info));
162 my_g_string_append_printf (s, depth, "Pixel aspect ratio: %u/%u\n",
163 gst_discoverer_video_info_get_par_num (video_info),
164 gst_discoverer_video_info_get_par_denom (video_info));
166 my_g_string_append_printf (s, depth, "Interlaced: %s\n",
167 gst_discoverer_video_info_is_interlaced (video_info) ? "true" : "false");
169 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
170 gst_discoverer_video_info_get_bitrate (video_info));
171 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
172 gst_discoverer_video_info_get_max_bitrate (video_info));
174 my_g_string_append_printf (s, depth, "Tags:\n");
175 tags = gst_discoverer_stream_info_get_tags (info);
177 tmp = gst_tag_list_to_string (tags);
178 my_g_string_append_printf (s, depth, " %s\n", tmp);
181 my_g_string_append_printf (s, depth, " None\n");
184 my_g_string_append_printf (s, depth, "\n");
186 return g_string_free (s, FALSE);
190 gst_stream_subtitle_information_to_string (GstDiscovererStreamInfo * info,
193 GstDiscovererSubtitleInfo *subtitle_info;
198 const GstTagList *tags;
201 g_return_val_if_fail (info != NULL, NULL);
203 s = g_string_sized_new (len);
205 my_g_string_append_printf (s, depth, "Codec:\n");
206 caps = gst_discoverer_stream_info_get_caps (info);
207 tmp = gst_caps_to_string (caps);
208 gst_caps_unref (caps);
209 my_g_string_append_printf (s, depth, " %s\n", tmp);
212 my_g_string_append_printf (s, depth, "Additional info:\n");
213 if (gst_discoverer_stream_info_get_misc (info)) {
214 tmp = gst_structure_to_string (gst_discoverer_stream_info_get_misc (info));
215 my_g_string_append_printf (s, depth, " %s\n", tmp);
218 my_g_string_append_printf (s, depth, " None\n");
221 subtitle_info = (GstDiscovererSubtitleInfo *) info;
222 ctmp = gst_discoverer_subtitle_info_get_language (subtitle_info);
223 my_g_string_append_printf (s, depth, "Language: %s\n",
224 ctmp ? ctmp : "<unknown>");
226 my_g_string_append_printf (s, depth, "Tags:\n");
227 tags = gst_discoverer_stream_info_get_tags (info);
229 tmp = gst_tag_list_to_string (tags);
230 my_g_string_append_printf (s, depth, " %s\n", tmp);
233 my_g_string_append_printf (s, depth, " None\n");
236 my_g_string_append_printf (s, depth, "\n");
238 return g_string_free (s, FALSE);
242 print_stream_info (GstDiscovererStreamInfo * info, void *depth)
247 caps = gst_discoverer_stream_info_get_caps (info);
250 if (gst_caps_is_fixed (caps) && !verbose)
251 desc = gst_pb_utils_get_codec_description (caps);
253 desc = gst_caps_to_string (caps);
254 gst_caps_unref (caps);
257 g_print ("%*s%s: %s\n", 2 * GPOINTER_TO_INT (depth), " ",
258 gst_discoverer_stream_info_get_stream_type_nick (info), desc);
266 if (GST_IS_DISCOVERER_AUDIO_INFO (info))
268 gst_stream_audio_information_to_string (info,
269 GPOINTER_TO_INT (depth) + 1);
270 else if (GST_IS_DISCOVERER_VIDEO_INFO (info))
272 gst_stream_video_information_to_string (info,
273 GPOINTER_TO_INT (depth) + 1);
274 else if (GST_IS_DISCOVERER_SUBTITLE_INFO (info))
276 gst_stream_subtitle_information_to_string (info,
277 GPOINTER_TO_INT (depth) + 1);
279 g_print ("%s", desc);
286 print_topology (GstDiscovererStreamInfo * info, gint depth)
288 GstDiscovererStreamInfo *next;
293 print_stream_info (info, GINT_TO_POINTER (depth));
295 next = gst_discoverer_stream_info_get_next (info);
297 print_topology (next, depth + 1);
298 gst_discoverer_stream_info_unref (next);
299 } else if (GST_IS_DISCOVERER_CONTAINER_INFO (info)) {
300 GList *tmp, *streams;
303 gst_discoverer_container_info_get_streams (GST_DISCOVERER_CONTAINER_INFO
305 for (tmp = streams; tmp; tmp = tmp->next) {
306 GstDiscovererStreamInfo *tmpinf = (GstDiscovererStreamInfo *) tmp->data;
307 print_topology (tmpinf, depth + 1);
309 gst_discoverer_stream_info_list_free (streams);
314 print_tag_foreach (const GstTagList * tags, const gchar * tag,
319 gint depth = GPOINTER_TO_INT (user_data);
321 gst_tag_list_copy_value (&val, tags, tag);
323 if (G_VALUE_HOLDS_STRING (&val))
324 str = g_value_dup_string (&val);
326 str = gst_value_serialize (&val);
328 g_print ("%*s%s: %s\n", 2 * depth, " ", gst_tag_get_nick (tag), str);
331 g_value_unset (&val);
334 #define MAX_INDENT 40
337 print_toc_entry (gpointer data, gpointer user_data)
339 GstTocEntry *entry = (GstTocEntry *) data;
340 gint depth = GPOINTER_TO_INT (user_data);
341 guint indent = MIN (GPOINTER_TO_UINT (user_data), MAX_INDENT);
346 gst_toc_entry_get_start_stop_times (entry, &start, &stop);
347 g_print ("%*s%s: start: %" GST_TIME_FORMAT " stop: %" GST_TIME_FORMAT "\n",
349 gst_toc_entry_type_get_nick (gst_toc_entry_get_entry_type (entry)),
350 GST_TIME_ARGS (start), GST_TIME_ARGS (stop));
354 tags = gst_toc_entry_get_tags (entry);
356 g_print ("%*sTags:\n", 2 * depth, " ");
357 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (indent));
360 /* loop over sub-toc entries */
361 subentries = gst_toc_entry_get_sub_entries (entry);
362 g_list_foreach (subentries, print_toc_entry, GUINT_TO_POINTER (indent));
366 print_properties (GstDiscovererInfo * info, gint tab)
368 const GstTagList *tags;
371 g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
372 GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
373 g_print ("%*sSeekable: %s\n", tab + 1, " ",
374 (gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
375 if ((tags = gst_discoverer_info_get_tags (info))) {
376 g_print ("%*sTags: \n", tab + 1, " ");
377 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (tab + 2));
379 if (show_toc && (toc = gst_discoverer_info_get_toc (info))) {
382 g_print ("%*sTOC: \n", tab + 1, " ");
383 entries = gst_toc_get_entries (toc);
384 g_list_foreach (entries, print_toc_entry, GUINT_TO_POINTER (tab + 5));
389 print_info (GstDiscovererInfo * info, GError * err)
391 GstDiscovererResult result = gst_discoverer_info_get_result (info);
392 GstDiscovererStreamInfo *sinfo;
394 g_print ("Done discovering %s\n", gst_discoverer_info_get_uri (info));
396 case GST_DISCOVERER_OK:
400 case GST_DISCOVERER_URI_INVALID:
402 g_print ("URI is not valid\n");
405 case GST_DISCOVERER_ERROR:
407 g_print ("An error was encountered while discovering the file\n");
408 g_print (" %s\n", err->message);
411 case GST_DISCOVERER_TIMEOUT:
413 g_print ("Analyzing URI timed out\n");
416 case GST_DISCOVERER_BUSY:
418 g_print ("Discoverer was busy\n");
421 case GST_DISCOVERER_MISSING_PLUGINS:
423 g_print ("Missing plugins\n");
426 gst_structure_to_string (gst_discoverer_info_get_misc (info));
427 g_print (" (%s)\n", tmp);
434 if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
435 g_print ("\nTopology:\n");
436 print_topology (sinfo, 1);
437 g_print ("\nProperties:\n");
438 print_properties (info, 1);
439 gst_discoverer_stream_info_unref (sinfo);
446 process_file (GstDiscoverer * dc, const gchar * filename)
451 GstDiscovererInfo *info;
453 if (!gst_uri_is_valid (filename)) {
454 /* Recurse into directories */
455 if ((dir = g_dir_open (filename, 0, NULL))) {
458 while ((entry = g_dir_read_name (dir))) {
460 path = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
461 process_file (dc, path);
469 if (!g_path_is_absolute (filename)) {
472 cur_dir = g_get_current_dir ();
473 path = g_build_filename (cur_dir, filename, NULL);
476 path = g_strdup (filename);
479 uri = g_filename_to_uri (path, NULL, &err);
484 g_warning ("Couldn't convert filename to URI: %s\n", err->message);
489 uri = g_strdup (filename);
492 if (async == FALSE) {
493 g_print ("Analyzing %s\n", uri);
494 info = gst_discoverer_discover_uri (dc, uri, &err);
495 print_info (info, err);
498 gst_discoverer_info_unref (info);
500 gst_discoverer_discover_uri_async (dc, uri);
507 _new_discovered_uri (GstDiscoverer * dc, GstDiscovererInfo * info, GError * err)
509 print_info (info, err);
513 _run_async (PrivStruct * ps)
517 for (i = 1; i < ps->argc; i++)
518 process_file (ps->dc, ps->argv[i]);
524 _discoverer_finished (GstDiscoverer * dc, GMainLoop * ml)
526 g_main_loop_quit (ml);
530 main (int argc, char **argv)
535 GOptionEntry options[] = {
536 {"async", 'a', 0, G_OPTION_ARG_NONE, &async,
537 "Run asynchronously", NULL},
538 {"timeout", 't', 0, G_OPTION_ARG_INT, &timeout,
539 "Specify timeout (in seconds, default 10)", "T"},
540 /* {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek, */
541 /* "Seek on elements instead of pads", NULL}, */
542 {"toc", 'c', 0, G_OPTION_ARG_NONE, &show_toc,
543 "Output TOC (chapters and editions)", NULL},
544 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
545 "Verbose properties", NULL},
552 ("- discover files synchronously with GstDiscoverer");
553 g_option_context_add_main_entries (ctx, options, NULL);
554 g_option_context_add_group (ctx, gst_init_get_option_group ());
556 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
557 g_print ("Error initializing: %s\n", err->message);
561 g_option_context_free (ctx);
564 g_print ("usage: %s <uris>\n", argv[0]);
568 dc = gst_discoverer_new (timeout * GST_SECOND, &err);
569 if (G_UNLIKELY (dc == NULL)) {
570 g_print ("Error initializing: %s\n", err->message);
574 if (async == FALSE) {
576 for (i = 1; i < argc; i++)
577 process_file (dc, argv[i]);
579 PrivStruct *ps = g_new0 (PrivStruct, 1);
580 GMainLoop *ml = g_main_loop_new (NULL, FALSE);
586 /* adding uris will be started when the mainloop runs */
587 g_idle_add ((GSourceFunc) _run_async, ps);
589 /* connect signals */
590 g_signal_connect (dc, "discovered", G_CALLBACK (_new_discovered_uri), NULL);
591 g_signal_connect (dc, "finished", G_CALLBACK (_discoverer_finished), ml);
593 gst_discoverer_start (dc);
595 g_main_loop_run (ml);
597 gst_discoverer_stop (dc);
599 g_main_loop_unref (ml);