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., 51 Franklin St, Fifth Floor,
17 * Boston, MA 02110-1301, 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, ...)
47 g_string_append (str, " ");
50 va_start (args, format);
51 g_string_append_vprintf (str, format, args);
56 gst_stream_information_to_string (GstDiscovererStreamInfo * info, GString * s,
61 const GstStructure *misc;
63 my_g_string_append_printf (s, depth, "Codec:\n");
64 caps = gst_discoverer_stream_info_get_caps (info);
65 tmp = gst_caps_to_string (caps);
66 gst_caps_unref (caps);
67 my_g_string_append_printf (s, depth, " %s\n", tmp);
70 my_g_string_append_printf (s, depth, "Additional info:\n");
71 if ((misc = gst_discoverer_stream_info_get_misc (info))) {
72 tmp = gst_structure_to_string (misc);
73 my_g_string_append_printf (s, depth, " %s\n", tmp);
76 my_g_string_append_printf (s, depth, " None\n");
79 my_g_string_append_printf (s, depth, "Stream ID: %s\n",
80 gst_discoverer_stream_info_get_stream_id (info));
84 gst_stream_audio_information_to_string (GstDiscovererStreamInfo * info,
87 GstDiscovererAudioInfo *audio_info;
92 const GstTagList *tags;
94 g_return_val_if_fail (info != NULL, NULL);
96 s = g_string_sized_new (len);
98 gst_stream_information_to_string (info, s, depth);
100 audio_info = (GstDiscovererAudioInfo *) info;
101 ctmp = gst_discoverer_audio_info_get_language (audio_info);
102 my_g_string_append_printf (s, depth, "Language: %s\n",
103 ctmp ? ctmp : "<unknown>");
104 my_g_string_append_printf (s, depth, "Channels: %u\n",
105 gst_discoverer_audio_info_get_channels (audio_info));
106 my_g_string_append_printf (s, depth, "Sample rate: %u\n",
107 gst_discoverer_audio_info_get_sample_rate (audio_info));
108 my_g_string_append_printf (s, depth, "Depth: %u\n",
109 gst_discoverer_audio_info_get_depth (audio_info));
111 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
112 gst_discoverer_audio_info_get_bitrate (audio_info));
113 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
114 gst_discoverer_audio_info_get_max_bitrate (audio_info));
116 my_g_string_append_printf (s, depth, "Tags:\n");
117 tags = gst_discoverer_stream_info_get_tags (info);
119 tmp = gst_tag_list_to_string (tags);
120 my_g_string_append_printf (s, depth, " %s\n", tmp);
123 my_g_string_append_printf (s, depth, " None\n");
126 my_g_string_append_printf (s, depth, "\n");
128 return g_string_free (s, FALSE);
132 gst_stream_video_information_to_string (GstDiscovererStreamInfo * info,
135 GstDiscovererVideoInfo *video_info;
139 const GstTagList *tags;
141 g_return_val_if_fail (info != NULL, NULL);
143 s = g_string_sized_new (len);
145 gst_stream_information_to_string (info, s, depth);
147 video_info = (GstDiscovererVideoInfo *) info;
148 my_g_string_append_printf (s, depth, "Width: %u\n",
149 gst_discoverer_video_info_get_width (video_info));
150 my_g_string_append_printf (s, depth, "Height: %u\n",
151 gst_discoverer_video_info_get_height (video_info));
152 my_g_string_append_printf (s, depth, "Depth: %u\n",
153 gst_discoverer_video_info_get_depth (video_info));
155 my_g_string_append_printf (s, depth, "Frame rate: %u/%u\n",
156 gst_discoverer_video_info_get_framerate_num (video_info),
157 gst_discoverer_video_info_get_framerate_denom (video_info));
159 my_g_string_append_printf (s, depth, "Pixel aspect ratio: %u/%u\n",
160 gst_discoverer_video_info_get_par_num (video_info),
161 gst_discoverer_video_info_get_par_denom (video_info));
163 my_g_string_append_printf (s, depth, "Interlaced: %s\n",
164 gst_discoverer_video_info_is_interlaced (video_info) ? "true" : "false");
166 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
167 gst_discoverer_video_info_get_bitrate (video_info));
168 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
169 gst_discoverer_video_info_get_max_bitrate (video_info));
171 my_g_string_append_printf (s, depth, "Tags:\n");
172 tags = gst_discoverer_stream_info_get_tags (info);
174 tmp = gst_tag_list_to_string (tags);
175 my_g_string_append_printf (s, depth, " %s\n", tmp);
178 my_g_string_append_printf (s, depth, " None\n");
181 my_g_string_append_printf (s, depth, "\n");
183 return g_string_free (s, FALSE);
187 gst_stream_subtitle_information_to_string (GstDiscovererStreamInfo * info,
190 GstDiscovererSubtitleInfo *subtitle_info;
195 const GstTagList *tags;
197 g_return_val_if_fail (info != NULL, NULL);
199 s = g_string_sized_new (len);
201 gst_stream_information_to_string (info, s, depth);
203 subtitle_info = (GstDiscovererSubtitleInfo *) info;
204 ctmp = gst_discoverer_subtitle_info_get_language (subtitle_info);
205 my_g_string_append_printf (s, depth, "Language: %s\n",
206 ctmp ? ctmp : "<unknown>");
208 my_g_string_append_printf (s, depth, "Tags:\n");
209 tags = gst_discoverer_stream_info_get_tags (info);
211 tmp = gst_tag_list_to_string (tags);
212 my_g_string_append_printf (s, depth, " %s\n", tmp);
215 my_g_string_append_printf (s, depth, " None\n");
218 my_g_string_append_printf (s, depth, "\n");
220 return g_string_free (s, FALSE);
224 print_stream_info (GstDiscovererStreamInfo * info, void *depth)
229 caps = gst_discoverer_stream_info_get_caps (info);
232 if (gst_caps_is_fixed (caps) && !verbose)
233 desc = gst_pb_utils_get_codec_description (caps);
235 desc = gst_caps_to_string (caps);
236 gst_caps_unref (caps);
239 g_print ("%*s%s: %s\n", 2 * GPOINTER_TO_INT (depth), " ",
240 gst_discoverer_stream_info_get_stream_type_nick (info), desc);
248 if (GST_IS_DISCOVERER_AUDIO_INFO (info))
250 gst_stream_audio_information_to_string (info,
251 GPOINTER_TO_INT (depth) + 1);
252 else if (GST_IS_DISCOVERER_VIDEO_INFO (info))
254 gst_stream_video_information_to_string (info,
255 GPOINTER_TO_INT (depth) + 1);
256 else if (GST_IS_DISCOVERER_SUBTITLE_INFO (info))
258 gst_stream_subtitle_information_to_string (info,
259 GPOINTER_TO_INT (depth) + 1);
261 g_print ("%s", desc);
268 print_topology (GstDiscovererStreamInfo * info, gint depth)
270 GstDiscovererStreamInfo *next;
275 print_stream_info (info, GINT_TO_POINTER (depth));
277 next = gst_discoverer_stream_info_get_next (info);
279 print_topology (next, depth + 1);
280 gst_discoverer_stream_info_unref (next);
281 } else if (GST_IS_DISCOVERER_CONTAINER_INFO (info)) {
282 GList *tmp, *streams;
285 gst_discoverer_container_info_get_streams (GST_DISCOVERER_CONTAINER_INFO
287 for (tmp = streams; tmp; tmp = tmp->next) {
288 GstDiscovererStreamInfo *tmpinf = (GstDiscovererStreamInfo *) tmp->data;
289 print_topology (tmpinf, depth + 1);
291 gst_discoverer_stream_info_list_free (streams);
296 print_tag_foreach (const GstTagList * tags, const gchar * tag,
301 gint depth = GPOINTER_TO_INT (user_data);
303 gst_tag_list_copy_value (&val, tags, tag);
305 if (G_VALUE_HOLDS_STRING (&val))
306 str = g_value_dup_string (&val);
308 str = gst_value_serialize (&val);
310 g_print ("%*s%s: %s\n", 2 * depth, " ", gst_tag_get_nick (tag), str);
313 g_value_unset (&val);
316 #define MAX_INDENT 40
319 print_toc_entry (gpointer data, gpointer user_data)
321 GstTocEntry *entry = (GstTocEntry *) data;
322 gint depth = GPOINTER_TO_INT (user_data);
323 guint indent = MIN (GPOINTER_TO_UINT (user_data), MAX_INDENT);
328 gst_toc_entry_get_start_stop_times (entry, &start, &stop);
329 g_print ("%*s%s: start: %" GST_TIME_FORMAT " stop: %" GST_TIME_FORMAT "\n",
331 gst_toc_entry_type_get_nick (gst_toc_entry_get_entry_type (entry)),
332 GST_TIME_ARGS (start), GST_TIME_ARGS (stop));
336 tags = gst_toc_entry_get_tags (entry);
338 g_print ("%*sTags:\n", 2 * depth, " ");
339 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (indent));
342 /* loop over sub-toc entries */
343 subentries = gst_toc_entry_get_sub_entries (entry);
344 g_list_foreach (subentries, print_toc_entry, GUINT_TO_POINTER (indent));
348 print_properties (GstDiscovererInfo * info, gint tab)
350 const GstTagList *tags;
353 g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
354 GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
355 g_print ("%*sSeekable: %s\n", tab + 1, " ",
356 (gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
357 if ((tags = gst_discoverer_info_get_tags (info))) {
358 g_print ("%*sTags: \n", tab + 1, " ");
359 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (tab + 2));
361 if (show_toc && (toc = gst_discoverer_info_get_toc (info))) {
364 g_print ("%*sTOC: \n", tab + 1, " ");
365 entries = gst_toc_get_entries (toc);
366 g_list_foreach (entries, print_toc_entry, GUINT_TO_POINTER (tab + 5));
371 print_info (GstDiscovererInfo * info, GError * err)
373 GstDiscovererResult result = gst_discoverer_info_get_result (info);
374 GstDiscovererStreamInfo *sinfo;
376 g_print ("Done discovering %s\n", gst_discoverer_info_get_uri (info));
378 case GST_DISCOVERER_OK:
382 case GST_DISCOVERER_URI_INVALID:
384 g_print ("URI is not valid\n");
387 case GST_DISCOVERER_ERROR:
389 g_print ("An error was encountered while discovering the file\n");
390 g_print (" %s\n", err->message);
393 case GST_DISCOVERER_TIMEOUT:
395 g_print ("Analyzing URI timed out\n");
398 case GST_DISCOVERER_BUSY:
400 g_print ("Discoverer was busy\n");
403 case GST_DISCOVERER_MISSING_PLUGINS:
405 g_print ("Missing plugins\n");
408 gst_structure_to_string (gst_discoverer_info_get_misc (info));
409 g_print (" (%s)\n", tmp);
416 if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
417 g_print ("\nTopology:\n");
418 print_topology (sinfo, 1);
419 g_print ("\nProperties:\n");
420 print_properties (info, 1);
421 gst_discoverer_stream_info_unref (sinfo);
428 process_file (GstDiscoverer * dc, const gchar * filename)
433 GstDiscovererInfo *info;
435 if (!gst_uri_is_valid (filename)) {
436 /* Recurse into directories */
437 if ((dir = g_dir_open (filename, 0, NULL))) {
440 while ((entry = g_dir_read_name (dir))) {
442 path = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
443 process_file (dc, path);
451 if (!g_path_is_absolute (filename)) {
454 cur_dir = g_get_current_dir ();
455 path = g_build_filename (cur_dir, filename, NULL);
458 path = g_strdup (filename);
461 uri = g_filename_to_uri (path, NULL, &err);
466 g_warning ("Couldn't convert filename to URI: %s\n", err->message);
471 uri = g_strdup (filename);
474 if (async == FALSE) {
475 g_print ("Analyzing %s\n", uri);
476 info = gst_discoverer_discover_uri (dc, uri, &err);
477 print_info (info, err);
480 gst_discoverer_info_unref (info);
482 gst_discoverer_discover_uri_async (dc, uri);
489 _new_discovered_uri (GstDiscoverer * dc, GstDiscovererInfo * info, GError * err)
491 print_info (info, err);
495 _run_async (PrivStruct * ps)
499 for (i = 1; i < ps->argc; i++)
500 process_file (ps->dc, ps->argv[i]);
506 _discoverer_finished (GstDiscoverer * dc, GMainLoop * ml)
508 g_main_loop_quit (ml);
512 main (int argc, char **argv)
517 GOptionEntry options[] = {
518 {"async", 'a', 0, G_OPTION_ARG_NONE, &async,
519 "Run asynchronously", NULL},
520 {"timeout", 't', 0, G_OPTION_ARG_INT, &timeout,
521 "Specify timeout (in seconds, default 10)", "T"},
522 /* {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek, */
523 /* "Seek on elements instead of pads", NULL}, */
524 {"toc", 'c', 0, G_OPTION_ARG_NONE, &show_toc,
525 "Output TOC (chapters and editions)", NULL},
526 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
527 "Verbose properties", NULL},
534 ("- discover files synchronously with GstDiscoverer");
535 g_option_context_add_main_entries (ctx, options, NULL);
536 g_option_context_add_group (ctx, gst_init_get_option_group ());
538 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
539 g_print ("Error initializing: %s\n", err->message);
543 g_option_context_free (ctx);
546 g_print ("usage: %s <uris>\n", argv[0]);
550 dc = gst_discoverer_new (timeout * GST_SECOND, &err);
551 if (G_UNLIKELY (dc == NULL)) {
552 g_print ("Error initializing: %s\n", err->message);
556 if (async == FALSE) {
558 for (i = 1; i < argc; i++)
559 process_file (dc, argv[i]);
561 PrivStruct *ps = g_new0 (PrivStruct, 1);
562 GMainLoop *ml = g_main_loop_new (NULL, FALSE);
568 /* adding uris will be started when the mainloop runs */
569 g_idle_add ((GSourceFunc) _run_async, ps);
571 /* connect signals */
572 g_signal_connect (dc, "discovered", G_CALLBACK (_new_discovered_uri), NULL);
573 g_signal_connect (dc, "finished", G_CALLBACK (_discoverer_finished), ml);
575 gst_discoverer_start (dc);
577 g_main_loop_run (ml);
579 gst_discoverer_stop (dc);
581 g_main_loop_unref (ml);