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 silent = FALSE;
31 static gboolean verbose = FALSE;
40 #define my_g_string_append_printf(str, format, ...) \
41 g_string_append_printf (str, "%*s" format, 2*depth, " ", ##__VA_ARGS__)
44 gst_stream_audio_information_to_string (GstDiscovererStreamInfo * info,
47 GstDiscovererAudioInfo *audio_info;
51 const GstTagList *tags;
54 g_return_val_if_fail (info != NULL, NULL);
56 s = g_string_sized_new (len);
58 my_g_string_append_printf (s, "Codec:\n");
59 caps = gst_discoverer_stream_info_get_caps (info);
60 tmp = gst_caps_to_string (caps);
61 gst_caps_unref (caps);
62 my_g_string_append_printf (s, " %s\n", tmp);
65 my_g_string_append_printf (s, "Additional info:\n");
66 if (gst_discoverer_stream_info_get_misc (info)) {
67 tmp = gst_structure_to_string (gst_discoverer_stream_info_get_misc (info));
68 my_g_string_append_printf (s, " %s\n", tmp);
71 my_g_string_append_printf (s, " None\n");
74 audio_info = (GstDiscovererAudioInfo *) info;
75 my_g_string_append_printf (s, "Channels: %u\n",
76 gst_discoverer_audio_info_get_channels (audio_info));
77 my_g_string_append_printf (s, "Sample rate: %u\n",
78 gst_discoverer_audio_info_get_sample_rate (audio_info));
79 my_g_string_append_printf (s, "Depth: %u\n",
80 gst_discoverer_audio_info_get_depth (audio_info));
82 my_g_string_append_printf (s, "Bitrate: %u\n",
83 gst_discoverer_audio_info_get_bitrate (audio_info));
84 my_g_string_append_printf (s, "Max bitrate: %u\n",
85 gst_discoverer_audio_info_get_max_bitrate (audio_info));
87 my_g_string_append_printf (s, "Tags:\n");
88 tags = gst_discoverer_stream_info_get_tags (info);
90 tmp = gst_structure_to_string ((GstStructure *) tags);
91 my_g_string_append_printf (s, " %s\n", tmp);
94 my_g_string_append_printf (s, " None\n");
97 my_g_string_append_printf (s, "\n");
99 return g_string_free (s, FALSE);
103 gst_stream_video_information_to_string (GstDiscovererStreamInfo * info,
106 GstDiscovererVideoInfo *video_info;
110 const GstStructure *misc;
111 const GstTagList *tags;
114 g_return_val_if_fail (info != NULL, NULL);
116 s = g_string_sized_new (len);
118 my_g_string_append_printf (s, "Codec:\n");
119 caps = gst_discoverer_stream_info_get_caps (info);
120 tmp = gst_caps_to_string (caps);
121 gst_caps_unref (caps);
122 my_g_string_append_printf (s, " %s\n", tmp);
125 my_g_string_append_printf (s, "Additional info:\n");
126 misc = gst_discoverer_stream_info_get_misc (info);
128 tmp = gst_structure_to_string (misc);
129 my_g_string_append_printf (s, " %s\n", tmp);
132 my_g_string_append_printf (s, " None\n");
135 video_info = (GstDiscovererVideoInfo *) info;
136 my_g_string_append_printf (s, "Width: %u\n",
137 gst_discoverer_video_info_get_width (video_info));
138 my_g_string_append_printf (s, "Height: %u\n",
139 gst_discoverer_video_info_get_height (video_info));
140 my_g_string_append_printf (s, "Depth: %u\n",
141 gst_discoverer_video_info_get_depth (video_info));
143 my_g_string_append_printf (s, "Frame rate: %u/%u\n",
144 gst_discoverer_video_info_get_framerate_num (video_info),
145 gst_discoverer_video_info_get_framerate_denom (video_info));
147 my_g_string_append_printf (s, "Pixel aspect ratio: %u/%u\n",
148 gst_discoverer_video_info_get_par_num (video_info),
149 gst_discoverer_video_info_get_par_denom (video_info));
151 my_g_string_append_printf (s, "Interlaced: %s\n",
152 gst_discoverer_video_info_get_interlaced (video_info) ? "true" : "false");
154 my_g_string_append_printf (s, "Bitrate: %u\n",
155 gst_discoverer_video_info_get_bitrate (video_info));
156 my_g_string_append_printf (s, "Max bitrate: %u\n",
157 gst_discoverer_video_info_get_max_bitrate (video_info));
159 my_g_string_append_printf (s, "Tags:\n");
160 tags = gst_discoverer_stream_info_get_tags (info);
162 tmp = gst_structure_to_string ((GstStructure *) tags);
163 my_g_string_append_printf (s, " %s\n", tmp);
166 my_g_string_append_printf (s, " None\n");
169 my_g_string_append_printf (s, "\n");
171 return g_string_free (s, FALSE);
175 print_stream_info (GstDiscovererStreamInfo * info, void *depth)
180 caps = gst_discoverer_stream_info_get_caps (info);
183 if (gst_caps_is_fixed (caps) && !verbose)
184 desc = gst_pb_utils_get_codec_description (caps);
186 desc = gst_caps_to_string (caps);
187 gst_caps_unref (caps);
190 g_print ("%*s%s: %s\n", 2 * GPOINTER_TO_INT (depth), " ",
191 gst_discoverer_stream_info_get_stream_type_nick (info), desc);
199 if (GST_IS_DISCOVERER_AUDIO_INFO (info))
201 gst_stream_audio_information_to_string (info,
202 GPOINTER_TO_INT (depth) + 1);
203 else if (GST_IS_DISCOVERER_VIDEO_INFO (info))
205 gst_stream_video_information_to_string (info,
206 GPOINTER_TO_INT (depth) + 1);
210 g_print ("%s", desc);
216 print_topology (GstDiscovererStreamInfo * info, gint depth)
218 GstDiscovererStreamInfo *next;
223 print_stream_info (info, GINT_TO_POINTER (depth));
225 next = gst_discoverer_stream_info_get_next (info);
227 print_topology (next, depth + 1);
228 gst_discoverer_stream_info_unref (next);
229 } else if (GST_IS_DISCOVERER_CONTAINER_INFO (info)) {
230 GList *tmp, *streams;
232 streams = gst_discoverer_container_info_get_streams (info);
233 for (tmp = streams; tmp; tmp = tmp->next) {
234 GstDiscovererStreamInfo *tmpinf = (GstDiscovererStreamInfo *) tmp->data;
235 print_topology (tmpinf, depth + 1);
237 gst_discoverer_stream_info_list_free (streams);
242 print_duration (GstDiscovererInfo * info, gint tab)
244 g_print ("%*s%" GST_TIME_FORMAT "\n", tab + 1, " ",
245 GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
249 print_info (GstDiscovererInfo * info, GError * err)
251 GstDiscovererResult result = gst_discoverer_info_get_result (info);
252 GstDiscovererStreamInfo *sinfo;
254 g_print ("Done discovering %s\n", gst_discoverer_info_get_uri (info));
256 case GST_DISCOVERER_OK:
260 case GST_DISCOVERER_URI_INVALID:
262 g_print ("URI is not valid\n");
265 case GST_DISCOVERER_ERROR:
267 g_print ("An error was encountered while discovering the file\n");
268 g_print (" %s\n", err->message);
271 case GST_DISCOVERER_TIMEOUT:
273 g_print ("Analyzing URI timed out\n");
276 case GST_DISCOVERER_BUSY:
278 g_print ("Discoverer was busy\n");
281 case GST_DISCOVERER_MISSING_PLUGINS:
283 g_print ("Missing plugins\n");
286 gst_structure_to_string (gst_discoverer_info_get_misc (info));
287 g_print (" (%s)\n", tmp);
294 if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
295 g_print ("\nTopology:\n");
296 print_topology (sinfo, 1);
297 g_print ("\nDuration:\n");
298 print_duration (info, 1);
299 gst_discoverer_stream_info_unref (sinfo);
306 process_file (GstDiscoverer * dc, const gchar * filename)
311 GstDiscovererInfo *info;
312 GstStructure *st = NULL;
314 if (!gst_uri_is_valid (filename)) {
315 /* Recurse into directories */
316 if ((dir = g_dir_open (filename, 0, NULL))) {
319 while ((entry = g_dir_read_name (dir))) {
321 path = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
322 process_file (dc, path);
330 if (!g_path_is_absolute (filename)) {
333 cur_dir = g_get_current_dir ();
334 path = g_build_filename (cur_dir, filename, NULL);
337 path = g_strdup (filename);
340 uri = g_filename_to_uri (path, NULL, &err);
345 g_warning ("Couldn't convert filename to URI: %s\n", err->message);
350 uri = g_strdup (filename);
353 if (async == FALSE) {
354 g_print ("Analyzing %s\n", uri);
355 info = gst_discoverer_discover_uri (dc, uri, &err);
356 print_info (info, err);
357 gst_discoverer_info_unref (info);
359 gst_structure_free (st);
361 gst_discoverer_discover_uri_async (dc, uri);
368 _new_discovered_uri (GstDiscoverer * dc, GstDiscovererInfo * info, GError * err)
370 print_info (info, err);
374 _run_async (PrivStruct * ps)
378 for (i = 1; i < ps->argc; i++)
379 process_file (ps->dc, ps->argv[i]);
385 _discoverer_finished (GstDiscoverer * dc, GMainLoop * ml)
387 g_main_loop_quit (ml);
391 main (int argc, char **argv)
396 GOptionEntry options[] = {
397 {"async", 'a', 0, G_OPTION_ARG_NONE, &async,
398 "Run asynchronously", NULL},
399 {"silent", 's', 0, G_OPTION_ARG_NONE, &silent,
400 "Don't output the information structure", NULL},
401 {"timeout", 't', 0, G_OPTION_ARG_INT, &timeout,
402 "Specify timeout (in seconds, default 10)", "T"},
403 /* {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek, */
404 /* "Seek on elements instead of pads", NULL}, */
405 {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
406 "Verbose properties", NULL},
411 if (!g_thread_supported ())
412 g_thread_init (NULL);
416 ("- discover files synchronously with GstDiscoverer");
417 g_option_context_add_main_entries (ctx, options, NULL);
418 g_option_context_add_group (ctx, gst_init_get_option_group ());
420 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
421 g_print ("Error initializing: %s\n", err->message);
425 g_option_context_free (ctx);
428 g_print ("usage: %s <uris>\n", argv[0]);
432 dc = gst_discoverer_new (timeout * GST_SECOND, &err);
433 if (G_UNLIKELY (dc == NULL)) {
434 g_print ("Error initializing: %s\n", err->message);
438 if (async == FALSE) {
440 for (i = 1; i < argc; i++)
441 process_file (dc, argv[i]);
443 PrivStruct *ps = g_new0 (PrivStruct, 1);
444 GMainLoop *ml = g_main_loop_new (NULL, FALSE);
450 /* adding uris will be started when the mainloop runs */
451 g_idle_add ((GSourceFunc) _run_async, ps);
453 /* connect signals */
454 g_signal_connect (dc, "discovered", G_CALLBACK (_new_discovered_uri), NULL);
455 g_signal_connect (dc, "finished", G_CALLBACK (_discoverer_finished), ml);
457 gst_discoverer_start (dc);
459 g_main_loop_run (ml);
461 gst_discoverer_stop (dc);