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.
29 #include <gst/pbutils/pbutils.h>
32 static void my_g_string_append_printf (GString * str, int depth, const gchar * format, ...) G_GNUC_PRINTF (3, 4);
35 static gboolean async = FALSE;
36 static gboolean show_toc = FALSE;
37 static gboolean verbose = FALSE;
47 my_g_string_append_printf (GString * str, int depth, const gchar * format, ...)
52 g_string_append (str, " ");
55 va_start (args, format);
56 g_string_append_vprintf (str, format, args);
61 gst_stream_information_to_string (GstDiscovererStreamInfo * info, GString * s,
66 const GstStructure *misc;
68 my_g_string_append_printf (s, depth, "Codec:\n");
69 caps = gst_discoverer_stream_info_get_caps (info);
70 tmp = gst_caps_to_string (caps);
71 gst_caps_unref (caps);
72 my_g_string_append_printf (s, depth, " %s\n", tmp);
75 my_g_string_append_printf (s, depth, "Additional info:\n");
76 if ((misc = gst_discoverer_stream_info_get_misc (info))) {
77 tmp = gst_structure_to_string (misc);
78 my_g_string_append_printf (s, depth, " %s\n", tmp);
81 my_g_string_append_printf (s, depth, " None\n");
84 my_g_string_append_printf (s, depth, "Stream ID: %s\n",
85 gst_discoverer_stream_info_get_stream_id (info));
89 gst_stream_audio_information_to_string (GstDiscovererStreamInfo * info,
92 GstDiscovererAudioInfo *audio_info;
97 const GstTagList *tags;
99 g_return_val_if_fail (info != NULL, NULL);
101 s = g_string_sized_new (len);
103 gst_stream_information_to_string (info, s, depth);
105 audio_info = (GstDiscovererAudioInfo *) info;
106 ctmp = gst_discoverer_audio_info_get_language (audio_info);
107 my_g_string_append_printf (s, depth, "Language: %s\n",
108 ctmp ? ctmp : "<unknown>");
109 my_g_string_append_printf (s, depth, "Channels: %u\n",
110 gst_discoverer_audio_info_get_channels (audio_info));
111 my_g_string_append_printf (s, depth, "Sample rate: %u\n",
112 gst_discoverer_audio_info_get_sample_rate (audio_info));
113 my_g_string_append_printf (s, depth, "Depth: %u\n",
114 gst_discoverer_audio_info_get_depth (audio_info));
116 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
117 gst_discoverer_audio_info_get_bitrate (audio_info));
118 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
119 gst_discoverer_audio_info_get_max_bitrate (audio_info));
121 my_g_string_append_printf (s, depth, "Tags:\n");
122 tags = gst_discoverer_stream_info_get_tags (info);
124 tmp = gst_tag_list_to_string (tags);
125 my_g_string_append_printf (s, depth, " %s\n", tmp);
128 my_g_string_append_printf (s, depth, " None\n");
131 my_g_string_append_printf (s, depth, "\n");
133 return g_string_free (s, FALSE);
137 gst_stream_video_information_to_string (GstDiscovererStreamInfo * info,
140 GstDiscovererVideoInfo *video_info;
144 const GstTagList *tags;
146 g_return_val_if_fail (info != NULL, NULL);
148 s = g_string_sized_new (len);
150 gst_stream_information_to_string (info, s, depth);
152 video_info = (GstDiscovererVideoInfo *) info;
153 my_g_string_append_printf (s, depth, "Width: %u\n",
154 gst_discoverer_video_info_get_width (video_info));
155 my_g_string_append_printf (s, depth, "Height: %u\n",
156 gst_discoverer_video_info_get_height (video_info));
157 my_g_string_append_printf (s, depth, "Depth: %u\n",
158 gst_discoverer_video_info_get_depth (video_info));
160 my_g_string_append_printf (s, depth, "Frame rate: %u/%u\n",
161 gst_discoverer_video_info_get_framerate_num (video_info),
162 gst_discoverer_video_info_get_framerate_denom (video_info));
164 my_g_string_append_printf (s, depth, "Pixel aspect ratio: %u/%u\n",
165 gst_discoverer_video_info_get_par_num (video_info),
166 gst_discoverer_video_info_get_par_denom (video_info));
168 my_g_string_append_printf (s, depth, "Interlaced: %s\n",
169 gst_discoverer_video_info_is_interlaced (video_info) ? "true" : "false");
171 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
172 gst_discoverer_video_info_get_bitrate (video_info));
173 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
174 gst_discoverer_video_info_get_max_bitrate (video_info));
176 my_g_string_append_printf (s, depth, "Tags:\n");
177 tags = gst_discoverer_stream_info_get_tags (info);
179 tmp = gst_tag_list_to_string (tags);
180 my_g_string_append_printf (s, depth, " %s\n", tmp);
183 my_g_string_append_printf (s, depth, " None\n");
186 my_g_string_append_printf (s, depth, "\n");
188 return g_string_free (s, FALSE);
192 gst_stream_subtitle_information_to_string (GstDiscovererStreamInfo * info,
195 GstDiscovererSubtitleInfo *subtitle_info;
200 const GstTagList *tags;
202 g_return_val_if_fail (info != NULL, NULL);
204 s = g_string_sized_new (len);
206 gst_stream_information_to_string (info, s, depth);
208 subtitle_info = (GstDiscovererSubtitleInfo *) info;
209 ctmp = gst_discoverer_subtitle_info_get_language (subtitle_info);
210 my_g_string_append_printf (s, depth, "Language: %s\n",
211 ctmp ? ctmp : "<unknown>");
213 my_g_string_append_printf (s, depth, "Tags:\n");
214 tags = gst_discoverer_stream_info_get_tags (info);
216 tmp = gst_tag_list_to_string (tags);
217 my_g_string_append_printf (s, depth, " %s\n", tmp);
220 my_g_string_append_printf (s, depth, " None\n");
223 my_g_string_append_printf (s, depth, "\n");
225 return g_string_free (s, FALSE);
229 print_stream_info (GstDiscovererStreamInfo * info, void *depth)
234 caps = gst_discoverer_stream_info_get_caps (info);
237 if (gst_caps_is_fixed (caps) && !verbose)
238 desc = gst_pb_utils_get_codec_description (caps);
240 desc = gst_caps_to_string (caps);
241 gst_caps_unref (caps);
244 g_print ("%*s%s: %s\n", 2 * GPOINTER_TO_INT (depth), " ",
245 gst_discoverer_stream_info_get_stream_type_nick (info), desc);
253 if (GST_IS_DISCOVERER_AUDIO_INFO (info))
255 gst_stream_audio_information_to_string (info,
256 GPOINTER_TO_INT (depth) + 1);
257 else if (GST_IS_DISCOVERER_VIDEO_INFO (info))
259 gst_stream_video_information_to_string (info,
260 GPOINTER_TO_INT (depth) + 1);
261 else if (GST_IS_DISCOVERER_SUBTITLE_INFO (info))
263 gst_stream_subtitle_information_to_string (info,
264 GPOINTER_TO_INT (depth) + 1);
266 g_print ("%s", desc);
273 print_topology (GstDiscovererStreamInfo * info, gint depth)
275 GstDiscovererStreamInfo *next;
280 print_stream_info (info, GINT_TO_POINTER (depth));
282 next = gst_discoverer_stream_info_get_next (info);
284 print_topology (next, depth + 1);
285 gst_discoverer_stream_info_unref (next);
286 } else if (GST_IS_DISCOVERER_CONTAINER_INFO (info)) {
287 GList *tmp, *streams;
290 gst_discoverer_container_info_get_streams (GST_DISCOVERER_CONTAINER_INFO
292 for (tmp = streams; tmp; tmp = tmp->next) {
293 GstDiscovererStreamInfo *tmpinf = (GstDiscovererStreamInfo *) tmp->data;
294 print_topology (tmpinf, depth + 1);
296 gst_discoverer_stream_info_list_free (streams);
301 print_tag_foreach (const GstTagList * tags, const gchar * tag,
306 gint depth = GPOINTER_TO_INT (user_data);
308 gst_tag_list_copy_value (&val, tags, tag);
310 if (G_VALUE_HOLDS_STRING (&val))
311 str = g_value_dup_string (&val);
313 str = gst_value_serialize (&val);
315 g_print ("%*s%s: %s\n", 2 * depth, " ", gst_tag_get_nick (tag), str);
318 g_value_unset (&val);
321 #define MAX_INDENT 40
324 print_toc_entry (gpointer data, gpointer user_data)
326 GstTocEntry *entry = (GstTocEntry *) data;
327 gint depth = GPOINTER_TO_INT (user_data);
328 guint indent = MIN (GPOINTER_TO_UINT (user_data), MAX_INDENT);
333 gst_toc_entry_get_start_stop_times (entry, &start, &stop);
334 g_print ("%*s%s: start: %" GST_TIME_FORMAT " stop: %" GST_TIME_FORMAT "\n",
336 gst_toc_entry_type_get_nick (gst_toc_entry_get_entry_type (entry)),
337 GST_TIME_ARGS (start), GST_TIME_ARGS (stop));
341 tags = gst_toc_entry_get_tags (entry);
343 g_print ("%*sTags:\n", 2 * depth, " ");
344 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (indent));
347 /* loop over sub-toc entries */
348 subentries = gst_toc_entry_get_sub_entries (entry);
349 g_list_foreach (subentries, print_toc_entry, GUINT_TO_POINTER (indent));
353 print_properties (GstDiscovererInfo * info, gint tab)
355 const GstTagList *tags;
358 g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
359 GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
360 g_print ("%*sSeekable: %s\n", tab + 1, " ",
361 (gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
362 if ((tags = gst_discoverer_info_get_tags (info))) {
363 g_print ("%*sTags: \n", tab + 1, " ");
364 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (tab + 2));
366 if (show_toc && (toc = gst_discoverer_info_get_toc (info))) {
369 g_print ("%*sTOC: \n", tab + 1, " ");
370 entries = gst_toc_get_entries (toc);
371 g_list_foreach (entries, print_toc_entry, GUINT_TO_POINTER (tab + 5));
376 print_info (GstDiscovererInfo * info, GError * err)
378 GstDiscovererResult result = gst_discoverer_info_get_result (info);
379 GstDiscovererStreamInfo *sinfo;
381 g_print ("Done discovering %s\n", gst_discoverer_info_get_uri (info));
383 case GST_DISCOVERER_OK:
387 case GST_DISCOVERER_URI_INVALID:
389 g_print ("URI is not valid\n");
392 case GST_DISCOVERER_ERROR:
394 g_print ("An error was encountered while discovering the file\n");
395 g_print (" %s\n", err->message);
398 case GST_DISCOVERER_TIMEOUT:
400 g_print ("Analyzing URI timed out\n");
403 case GST_DISCOVERER_BUSY:
405 g_print ("Discoverer was busy\n");
408 case GST_DISCOVERER_MISSING_PLUGINS:
410 g_print ("Missing plugins\n");
413 const gchar **installer_details =
414 gst_discoverer_info_get_missing_elements_installer_details (info);
416 while (installer_details[i]) {
417 g_print (" (%s)\n", installer_details[i]);
426 if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
427 g_print ("\nTopology:\n");
428 print_topology (sinfo, 1);
429 g_print ("\nProperties:\n");
430 print_properties (info, 1);
431 gst_discoverer_stream_info_unref (sinfo);
438 process_file (GstDiscoverer * dc, const gchar * filename)
443 GstDiscovererInfo *info;
445 if (!gst_uri_is_valid (filename)) {
446 /* Recurse into directories */
447 if ((dir = g_dir_open (filename, 0, NULL))) {
450 while ((entry = g_dir_read_name (dir))) {
452 path = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
453 process_file (dc, path);
461 if (!g_path_is_absolute (filename)) {
464 cur_dir = g_get_current_dir ();
465 path = g_build_filename (cur_dir, filename, NULL);
468 path = g_strdup (filename);
471 uri = g_filename_to_uri (path, NULL, &err);
476 g_warning ("Couldn't convert filename to URI: %s\n", err->message);
481 uri = g_strdup (filename);
484 if (async == FALSE) {
485 g_print ("Analyzing %s\n", uri);
486 info = gst_discoverer_discover_uri (dc, uri, &err);
487 print_info (info, err);
490 gst_discoverer_info_unref (info);
492 gst_discoverer_discover_uri_async (dc, uri);
499 _new_discovered_uri (GstDiscoverer * dc, GstDiscovererInfo * info, GError * err)
501 print_info (info, err);
505 _run_async (PrivStruct * ps)
509 for (i = 1; i < ps->argc; i++)
510 process_file (ps->dc, ps->argv[i]);
516 _discoverer_finished (GstDiscoverer * dc, GMainLoop * ml)
518 g_main_loop_quit (ml);
522 main (int argc, char **argv)
527 GOptionEntry options[] = {
528 {"async", 'a', 0, G_OPTION_ARG_NONE, &async,
529 "Run asynchronously", NULL},
530 {"timeout", 't', 0, G_OPTION_ARG_INT, &timeout,
531 "Specify timeout (in seconds, default 10)", "T"},
532 /* {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek, */
533 /* "Seek on elements instead of pads", NULL}, */
534 {"toc", 'c', 0, G_OPTION_ARG_NONE, &show_toc,
535 "Output TOC (chapters and editions)", NULL},
536 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
537 "Verbose properties", NULL},
542 setlocale (LC_ALL, "");
546 ("- discover files synchronously with GstDiscoverer");
547 g_option_context_add_main_entries (ctx, options, NULL);
548 g_option_context_add_group (ctx, gst_init_get_option_group ());
550 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
551 g_print ("Error initializing: %s\n", err->message);
555 g_option_context_free (ctx);
558 g_print ("usage: %s <uris>\n", argv[0]);
562 dc = gst_discoverer_new (timeout * GST_SECOND, &err);
563 if (G_UNLIKELY (dc == NULL)) {
564 g_print ("Error initializing: %s\n", err->message);
568 if (async == FALSE) {
570 for (i = 1; i < argc; i++)
571 process_file (dc, argv[i]);
573 PrivStruct *ps = g_new0 (PrivStruct, 1);
574 GMainLoop *ml = g_main_loop_new (NULL, FALSE);
580 /* adding uris will be started when the mainloop runs */
581 g_idle_add ((GSourceFunc) _run_async, ps);
583 /* connect signals */
584 g_signal_connect (dc, "discovered", G_CALLBACK (_new_discovered_uri), NULL);
585 g_signal_connect (dc, "finished", G_CALLBACK (_discoverer_finished), ml);
587 gst_discoverer_start (dc);
589 g_main_loop_run (ml);
591 gst_discoverer_stop (dc);
593 g_main_loop_unref (ml);