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>
30 static void my_g_string_append_printf (GString * str, int depth, const gchar * format, ...) G_GNUC_PRINTF (3, 4);
33 static gboolean async = FALSE;
34 static gboolean show_toc = FALSE;
35 static gboolean verbose = FALSE;
45 my_g_string_append_printf (GString * str, int depth, const gchar * format, ...)
50 g_string_append (str, " ");
53 va_start (args, format);
54 g_string_append_vprintf (str, format, args);
59 gst_stream_information_to_string (GstDiscovererStreamInfo * info, GString * s,
64 const GstStructure *misc;
66 my_g_string_append_printf (s, depth, "Codec:\n");
67 caps = gst_discoverer_stream_info_get_caps (info);
68 tmp = gst_caps_to_string (caps);
69 gst_caps_unref (caps);
70 my_g_string_append_printf (s, depth, " %s\n", tmp);
73 my_g_string_append_printf (s, depth, "Additional info:\n");
74 if ((misc = gst_discoverer_stream_info_get_misc (info))) {
75 tmp = gst_structure_to_string (misc);
76 my_g_string_append_printf (s, depth, " %s\n", tmp);
79 my_g_string_append_printf (s, depth, " None\n");
82 my_g_string_append_printf (s, depth, "Stream ID: %s\n",
83 gst_discoverer_stream_info_get_stream_id (info));
87 gst_stream_audio_information_to_string (GstDiscovererStreamInfo * info,
90 GstDiscovererAudioInfo *audio_info;
95 const GstTagList *tags;
97 g_return_val_if_fail (info != NULL, NULL);
99 s = g_string_sized_new (len);
101 gst_stream_information_to_string (info, s, depth);
103 audio_info = (GstDiscovererAudioInfo *) info;
104 ctmp = gst_discoverer_audio_info_get_language (audio_info);
105 my_g_string_append_printf (s, depth, "Language: %s\n",
106 ctmp ? ctmp : "<unknown>");
107 my_g_string_append_printf (s, depth, "Channels: %u\n",
108 gst_discoverer_audio_info_get_channels (audio_info));
109 my_g_string_append_printf (s, depth, "Sample rate: %u\n",
110 gst_discoverer_audio_info_get_sample_rate (audio_info));
111 my_g_string_append_printf (s, depth, "Depth: %u\n",
112 gst_discoverer_audio_info_get_depth (audio_info));
114 my_g_string_append_printf (s, depth, "Bitrate: %u\n",
115 gst_discoverer_audio_info_get_bitrate (audio_info));
116 my_g_string_append_printf (s, depth, "Max bitrate: %u\n",
117 gst_discoverer_audio_info_get_max_bitrate (audio_info));
119 my_g_string_append_printf (s, depth, "Tags:\n");
120 tags = gst_discoverer_stream_info_get_tags (info);
122 tmp = gst_tag_list_to_string (tags);
123 my_g_string_append_printf (s, depth, " %s\n", tmp);
126 my_g_string_append_printf (s, depth, " None\n");
129 my_g_string_append_printf (s, depth, "\n");
131 return g_string_free (s, FALSE);
135 gst_stream_video_information_to_string (GstDiscovererStreamInfo * info,
138 GstDiscovererVideoInfo *video_info;
142 const GstTagList *tags;
144 g_return_val_if_fail (info != NULL, NULL);
146 s = g_string_sized_new (len);
148 gst_stream_information_to_string (info, s, depth);
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;
200 g_return_val_if_fail (info != NULL, NULL);
202 s = g_string_sized_new (len);
204 gst_stream_information_to_string (info, s, depth);
206 subtitle_info = (GstDiscovererSubtitleInfo *) info;
207 ctmp = gst_discoverer_subtitle_info_get_language (subtitle_info);
208 my_g_string_append_printf (s, depth, "Language: %s\n",
209 ctmp ? ctmp : "<unknown>");
211 my_g_string_append_printf (s, depth, "Tags:\n");
212 tags = gst_discoverer_stream_info_get_tags (info);
214 tmp = gst_tag_list_to_string (tags);
215 my_g_string_append_printf (s, depth, " %s\n", tmp);
218 my_g_string_append_printf (s, depth, " None\n");
221 my_g_string_append_printf (s, depth, "\n");
223 return g_string_free (s, FALSE);
227 print_stream_info (GstDiscovererStreamInfo * info, void *depth)
232 caps = gst_discoverer_stream_info_get_caps (info);
235 if (gst_caps_is_fixed (caps) && !verbose)
236 desc = gst_pb_utils_get_codec_description (caps);
238 desc = gst_caps_to_string (caps);
239 gst_caps_unref (caps);
242 g_print ("%*s%s: %s\n", 2 * GPOINTER_TO_INT (depth), " ",
243 gst_discoverer_stream_info_get_stream_type_nick (info), desc);
251 if (GST_IS_DISCOVERER_AUDIO_INFO (info))
253 gst_stream_audio_information_to_string (info,
254 GPOINTER_TO_INT (depth) + 1);
255 else if (GST_IS_DISCOVERER_VIDEO_INFO (info))
257 gst_stream_video_information_to_string (info,
258 GPOINTER_TO_INT (depth) + 1);
259 else if (GST_IS_DISCOVERER_SUBTITLE_INFO (info))
261 gst_stream_subtitle_information_to_string (info,
262 GPOINTER_TO_INT (depth) + 1);
264 g_print ("%s", desc);
271 print_topology (GstDiscovererStreamInfo * info, gint depth)
273 GstDiscovererStreamInfo *next;
278 print_stream_info (info, GINT_TO_POINTER (depth));
280 next = gst_discoverer_stream_info_get_next (info);
282 print_topology (next, depth + 1);
283 gst_discoverer_stream_info_unref (next);
284 } else if (GST_IS_DISCOVERER_CONTAINER_INFO (info)) {
285 GList *tmp, *streams;
288 gst_discoverer_container_info_get_streams (GST_DISCOVERER_CONTAINER_INFO
290 for (tmp = streams; tmp; tmp = tmp->next) {
291 GstDiscovererStreamInfo *tmpinf = (GstDiscovererStreamInfo *) tmp->data;
292 print_topology (tmpinf, depth + 1);
294 gst_discoverer_stream_info_list_free (streams);
299 print_tag_foreach (const GstTagList * tags, const gchar * tag,
304 gint depth = GPOINTER_TO_INT (user_data);
306 gst_tag_list_copy_value (&val, tags, tag);
308 if (G_VALUE_HOLDS_STRING (&val))
309 str = g_value_dup_string (&val);
311 str = gst_value_serialize (&val);
313 g_print ("%*s%s: %s\n", 2 * depth, " ", gst_tag_get_nick (tag), str);
316 g_value_unset (&val);
319 #define MAX_INDENT 40
322 print_toc_entry (gpointer data, gpointer user_data)
324 GstTocEntry *entry = (GstTocEntry *) data;
325 gint depth = GPOINTER_TO_INT (user_data);
326 guint indent = MIN (GPOINTER_TO_UINT (user_data), MAX_INDENT);
331 gst_toc_entry_get_start_stop_times (entry, &start, &stop);
332 g_print ("%*s%s: start: %" GST_TIME_FORMAT " stop: %" GST_TIME_FORMAT "\n",
334 gst_toc_entry_type_get_nick (gst_toc_entry_get_entry_type (entry)),
335 GST_TIME_ARGS (start), GST_TIME_ARGS (stop));
339 tags = gst_toc_entry_get_tags (entry);
341 g_print ("%*sTags:\n", 2 * depth, " ");
342 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (indent));
345 /* loop over sub-toc entries */
346 subentries = gst_toc_entry_get_sub_entries (entry);
347 g_list_foreach (subentries, print_toc_entry, GUINT_TO_POINTER (indent));
351 print_properties (GstDiscovererInfo * info, gint tab)
353 const GstTagList *tags;
356 g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
357 GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
358 g_print ("%*sSeekable: %s\n", tab + 1, " ",
359 (gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
360 if ((tags = gst_discoverer_info_get_tags (info))) {
361 g_print ("%*sTags: \n", tab + 1, " ");
362 gst_tag_list_foreach (tags, print_tag_foreach, GUINT_TO_POINTER (tab + 2));
364 if (show_toc && (toc = gst_discoverer_info_get_toc (info))) {
367 g_print ("%*sTOC: \n", tab + 1, " ");
368 entries = gst_toc_get_entries (toc);
369 g_list_foreach (entries, print_toc_entry, GUINT_TO_POINTER (tab + 5));
374 print_info (GstDiscovererInfo * info, GError * err)
376 GstDiscovererResult result = gst_discoverer_info_get_result (info);
377 GstDiscovererStreamInfo *sinfo;
379 g_print ("Done discovering %s\n", gst_discoverer_info_get_uri (info));
381 case GST_DISCOVERER_OK:
385 case GST_DISCOVERER_URI_INVALID:
387 g_print ("URI is not valid\n");
390 case GST_DISCOVERER_ERROR:
392 g_print ("An error was encountered while discovering the file\n");
393 g_print (" %s\n", err->message);
396 case GST_DISCOVERER_TIMEOUT:
398 g_print ("Analyzing URI timed out\n");
401 case GST_DISCOVERER_BUSY:
403 g_print ("Discoverer was busy\n");
406 case GST_DISCOVERER_MISSING_PLUGINS:
408 g_print ("Missing plugins\n");
411 gst_structure_to_string (gst_discoverer_info_get_misc (info));
412 g_print (" (%s)\n", tmp);
419 if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
420 g_print ("\nTopology:\n");
421 print_topology (sinfo, 1);
422 g_print ("\nProperties:\n");
423 print_properties (info, 1);
424 gst_discoverer_stream_info_unref (sinfo);
431 process_file (GstDiscoverer * dc, const gchar * filename)
436 GstDiscovererInfo *info;
438 if (!gst_uri_is_valid (filename)) {
439 /* Recurse into directories */
440 if ((dir = g_dir_open (filename, 0, NULL))) {
443 while ((entry = g_dir_read_name (dir))) {
445 path = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
446 process_file (dc, path);
454 if (!g_path_is_absolute (filename)) {
457 cur_dir = g_get_current_dir ();
458 path = g_build_filename (cur_dir, filename, NULL);
461 path = g_strdup (filename);
464 uri = g_filename_to_uri (path, NULL, &err);
469 g_warning ("Couldn't convert filename to URI: %s\n", err->message);
474 uri = g_strdup (filename);
477 if (async == FALSE) {
478 g_print ("Analyzing %s\n", uri);
479 info = gst_discoverer_discover_uri (dc, uri, &err);
480 print_info (info, err);
483 gst_discoverer_info_unref (info);
485 gst_discoverer_discover_uri_async (dc, uri);
492 _new_discovered_uri (GstDiscoverer * dc, GstDiscovererInfo * info, GError * err)
494 print_info (info, err);
498 _run_async (PrivStruct * ps)
502 for (i = 1; i < ps->argc; i++)
503 process_file (ps->dc, ps->argv[i]);
509 _discoverer_finished (GstDiscoverer * dc, GMainLoop * ml)
511 g_main_loop_quit (ml);
515 main (int argc, char **argv)
520 GOptionEntry options[] = {
521 {"async", 'a', 0, G_OPTION_ARG_NONE, &async,
522 "Run asynchronously", NULL},
523 {"timeout", 't', 0, G_OPTION_ARG_INT, &timeout,
524 "Specify timeout (in seconds, default 10)", "T"},
525 /* {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek, */
526 /* "Seek on elements instead of pads", NULL}, */
527 {"toc", 'c', 0, G_OPTION_ARG_NONE, &show_toc,
528 "Output TOC (chapters and editions)", NULL},
529 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
530 "Verbose properties", NULL},
537 ("- discover files synchronously with GstDiscoverer");
538 g_option_context_add_main_entries (ctx, options, NULL);
539 g_option_context_add_group (ctx, gst_init_get_option_group ());
541 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
542 g_print ("Error initializing: %s\n", err->message);
546 g_option_context_free (ctx);
549 g_print ("usage: %s <uris>\n", argv[0]);
553 dc = gst_discoverer_new (timeout * GST_SECOND, &err);
554 if (G_UNLIKELY (dc == NULL)) {
555 g_print ("Error initializing: %s\n", err->message);
559 if (async == FALSE) {
561 for (i = 1; i < argc; i++)
562 process_file (dc, argv[i]);
564 PrivStruct *ps = g_new0 (PrivStruct, 1);
565 GMainLoop *ml = g_main_loop_new (NULL, FALSE);
571 /* adding uris will be started when the mainloop runs */
572 g_idle_add ((GSourceFunc) _run_async, ps);
574 /* connect signals */
575 g_signal_connect (dc, "discovered", G_CALLBACK (_new_discovered_uri), NULL);
576 g_signal_connect (dc, "finished", G_CALLBACK (_discoverer_finished), ml);
578 gst_discoverer_start (dc);
580 g_main_loop_run (ml);
582 gst_discoverer_stop (dc);
584 g_main_loop_unref (ml);