/* GStreamer * * Copyright (C) 2013 Collabora Ltd. * Author: Thiago Sousa Santos * * gst-validate.c - Validate CLI launch line tool * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include #include #include #ifdef G_OS_UNIX #include #endif static gint ret = 0; static GMainLoop *mainloop; static GstElement *pipeline; static gboolean buffering = FALSE; static gboolean is_live = FALSE; #ifdef G_OS_UNIX static gboolean intr_handler (gpointer user_data) { g_print ("interrupt received.\n"); GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "gst-validate.interupted"); g_main_loop_quit (mainloop); ret = SIGINT; /* Keep signal handler, it will be removed later anyway */ return TRUE; } #endif /* G_OS_UNIX */ static gboolean bus_callback (GstBus * bus, GstMessage * message, gpointer data) { GMainLoop *loop = data; switch (GST_MESSAGE_TYPE (message)) { case GST_MESSAGE_ERROR: { GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "gst-validate.error"); g_main_loop_quit (loop); break; } case GST_MESSAGE_EOS: if (!g_getenv ("GST_VALIDATE_SCENARIO")) g_main_loop_quit (loop); break; case GST_MESSAGE_ASYNC_DONE: break; case GST_MESSAGE_STATE_CHANGED: if (GST_MESSAGE_SRC (message) == GST_OBJECT (pipeline)) { GstState oldstate, newstate, pending; gchar *dump_name; gchar *state_transition_name; gst_message_parse_state_changed (message, &oldstate, &newstate, &pending); GST_DEBUG ("State changed (old: %s, new: %s, pending: %s)", gst_element_state_get_name (oldstate), gst_element_state_get_name (newstate), gst_element_state_get_name (pending)); state_transition_name = g_strdup_printf ("%s_%s", gst_element_state_get_name (oldstate), gst_element_state_get_name (newstate)); dump_name = g_strconcat ("ges-launch.", state_transition_name, NULL); GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline), GST_DEBUG_GRAPH_SHOW_ALL, dump_name); g_free (dump_name); g_free (state_transition_name); } break; case GST_MESSAGE_WARNING:{ GError *gerror; gchar *debug; gchar *name = gst_object_get_path_string (GST_MESSAGE_SRC (message)); /* dump graph on warning */ GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "gst-validate.warning"); gst_message_parse_warning (message, &gerror, &debug); g_print ("WARNING: from element %s: %s\n", name, gerror->message); if (debug) g_print ("Additional debug info:\n%s\n", debug); g_error_free (gerror); g_free (debug); g_free (name); break; } case GST_MESSAGE_BUFFERING:{ gint percent; GstBufferingMode mode; if (!buffering) { g_print ("\n"); } gst_message_parse_buffering (message, &percent); gst_message_parse_buffering_stats (message, &mode, NULL, NULL, NULL); g_print ("%s %d%% \r", "Buffering...", percent); /* no state management needed for live pipelines */ if (mode == GST_BUFFERING_LIVE) { is_live = TRUE; break; } if (percent == 100) { /* a 100% message means buffering is done */ if (buffering) { buffering = FALSE; g_print ("Done buffering, setting pipeline to PLAYING\n"); gst_element_set_state (pipeline, GST_STATE_PLAYING); } } else { /* buffering... */ if (!buffering) { g_print ("Start buffering, setting pipeline to PAUSED\n"); gst_element_set_state (pipeline, GST_STATE_PAUSED); buffering = TRUE; } } break; } case GST_MESSAGE_REQUEST_STATE: { GstState state; gst_message_parse_request_state (message, &state); if (GST_IS_VALIDATE_SCENARIO (GST_MESSAGE_SRC (message)) && state == GST_STATE_NULL) { gst_validate_printf (GST_MESSAGE_SRC (message), "State change request NULL, " "quiting mainloop\n"); g_main_loop_quit (mainloop); } break; } default: break; } return TRUE; } static gboolean _is_playbin_pipeline (int argc, gchar ** argv) { gint i; for (i = 0; i < argc; i++) { if (g_strcmp0 (argv[i], "playbin") == 0) { return TRUE; } } return FALSE; } static gboolean _execute_set_subtitles (GstValidateScenario * scenario, GstValidateAction * action) { gchar *uri, *fname; GFile *tmpfile, *folder; const gchar *subtitle_file, *subtitle_dir; subtitle_file = gst_structure_get_string (action->structure, "subtitle-file"); g_return_val_if_fail (subtitle_file != NULL, FALSE); subtitle_dir = gst_structure_get_string (action->structure, "subtitle-dir"); g_object_get (scenario->pipeline, "current-uri", &uri, NULL); tmpfile = g_file_new_for_uri (uri); g_free (uri); folder = g_file_get_parent (tmpfile); fname = g_strdup_printf ("%s%s%s%s", subtitle_dir ? subtitle_dir : "", subtitle_dir ? G_DIR_SEPARATOR_S : "", g_file_get_basename (tmpfile), subtitle_file); gst_object_unref (tmpfile); tmpfile = g_file_get_child (folder, fname); g_free (fname); gst_object_unref (folder); uri = g_file_get_uri (tmpfile); gst_validate_printf (action, "Setting subtitle file to: %s", uri); g_object_set (scenario->pipeline, "suburi", uri, NULL); g_free (uri); return TRUE; } static GstPadProbeReturn _check_pad_selection_done (GstPad * pad, GstPadProbeInfo * info, GstValidateAction * action) { if (GST_BUFFER_FLAG_IS_SET (info->data, GST_BUFFER_FLAG_DISCONT)) { gst_validate_action_set_done (action); return GST_PAD_PROBE_REMOVE; } return GST_PAD_PROBE_OK; } static gboolean _execute_switch_track (GstValidateScenario * scenario, GstValidateAction * action) { gint index, n; GstPad *srcpad; GstElement *combiner; GstPad *oldpad, *newpad; const gchar *type, *str_index; gint flags, current, tflag; gchar *tmp, *current_txt; gint res = GST_VALIDATE_EXECUTE_ACTION_OK; gboolean relative = FALSE, disabling = FALSE; if (!(type = gst_structure_get_string (action->structure, "type"))) type = "audio"; tflag = gst_validate_utils_flags_from_str (g_type_from_name ("GstPlayFlags"), type); current_txt = g_strdup_printf ("current-%s", type); tmp = g_strdup_printf ("n-%s", type); g_object_get (scenario->pipeline, "flags", &flags, tmp, &n, current_txt, ¤t, NULL); g_free (tmp); if (gst_structure_has_field (action->structure, "disable")) { disabling = TRUE; flags &= ~tflag; index = -1; } else if (!(str_index = gst_structure_get_string (action->structure, "index"))) { if (!gst_structure_get_int (action->structure, "index", &index)) { GST_WARNING ("No index given, defaulting to +1"); index = 1; relative = TRUE; } } else { relative = strchr ("+-", str_index[0]) != NULL; index = g_ascii_strtoll (str_index, NULL, 10); } if (relative) { /* We are changing track relatively to current track */ index = current + index; if (current >= n) index = -2; } if (!disabling) { GstState state, next; tmp = g_strdup_printf ("get-%s-pad", type); g_signal_emit_by_name (G_OBJECT (scenario->pipeline), tmp, current, &oldpad); g_signal_emit_by_name (G_OBJECT (scenario->pipeline), tmp, index, &newpad); gst_validate_printf (action, "Switching to track number: %i," " (from %s:%s to %s:%s)\n", index, GST_DEBUG_PAD_NAME (oldpad), GST_DEBUG_PAD_NAME (newpad)); flags |= tflag; g_free (tmp); if (gst_element_get_state (scenario->pipeline, &state, &next, 0) && state == GST_STATE_PLAYING && next == GST_STATE_VOID_PENDING) { combiner = GST_ELEMENT (gst_object_get_parent (GST_OBJECT (newpad))); srcpad = gst_element_get_static_pad (combiner, "src"); gst_object_unref (combiner); gst_pad_add_probe (srcpad, GST_PAD_PROBE_TYPE_BUFFER | GST_PAD_PROBE_TYPE_BUFFER_LIST, (GstPadProbeCallback) _check_pad_selection_done, action, NULL); gst_object_unref (srcpad); res = GST_VALIDATE_EXECUTE_ACTION_ASYNC; } } else { gst_validate_printf (action, "Disabling track type %s", type); } g_object_set (scenario->pipeline, "flags", flags, current_txt, index, NULL); g_free (current_txt); return res; } static void _register_playbin_actions (void) { /* *INDENT-OFF* */ gst_validate_register_action_type ("set-subtitle", "validate-launcher", _execute_set_subtitles, (GstValidateActionParameter []) { { .name = "subtitle-file", .description = "Sets a subtitles file on a playbin pipeline", .mandatory = TRUE, .types = "string (A URI)", NULL }, {NULL} }, "Action to set a subtitle file to use on a playbin pipeline.\n" "The subtitles file that will be used should will be specified\n" "relatively to the playbin URI in use thanks to the subtitle-file\n" "action property. You can also specify a folder with subtitle-dir\n" "For example if playbin.uri='file://some/uri.mov\n" "and action looks like 'set-subtitle, subtitle-file=en.srt'\n" "the subtitle URI will be set to 'file:///some/uri.mov.en.srt'\n", FALSE); /* Overriding default implementation */ gst_validate_register_action_type ("switch-track", "validate-launcher", _execute_switch_track, (GstValidateActionParameter []) { { .name = "type", .description = "Selects which track type to change (can be 'audio', 'video'," " or 'text').", .mandatory = FALSE, .types = "string", .possible_variables = NULL, .def = "audio", }, { .name = "index", .description = "Selects which track of this type to use: it can be either a number,\n" "which will be the Nth track of the given type, or a number with a '+' or\n" "'-' prefix, which means a relative change (eg, '+1' means 'next track',\n" "'-1' means 'previous track')", .mandatory = FALSE, .types = "string: to switch track relatively\n" "int: To use the actual index to use", .possible_variables = NULL, .def = "+1", }, {NULL} }, "The 'switch-track' command can be used to switch tracks.\n" "The 'type' argument selects which track type to change (can be 'audio', 'video'," " or 'text').\nThe 'index' argument selects which track of this type\n" "to use: it can be either a number, which will be the Nth track of\n" "the given type, or a number with a '+' or '-' prefix, which means\n" "a relative change (eg, '+1' means 'next track', '-1' means 'previous\n" "track'), note that you need to state that it is a string in the scenario file\n" "prefixing it with (string).", FALSE); /* *INDENT-ON* */ } int main (int argc, gchar ** argv) { GError *err = NULL; gchar *scenario = NULL, *configs = NULL, *media_info = NULL; gboolean list_scenarios = FALSE, monitor_handles_state, inspect_action_type = FALSE; GstStateChangeReturn sret; gchar *output_file = NULL; #ifdef G_OS_UNIX guint signal_watch_id; #endif int rep_err; GOptionEntry options[] = { {"set-scenario", '\0', 0, G_OPTION_ARG_STRING, &scenario, "Let you set a scenario, it can be a full path to a scenario file" " or the name of the scenario (name of the file without the" " '.scenario' extension).", NULL}, {"list-scenarios", 'l', 0, G_OPTION_ARG_NONE, &list_scenarios, "List the avalaible scenarios that can be run", NULL}, {"scenarios-defs-output-file", '\0', 0, G_OPTION_ARG_FILENAME, &output_file, "The output file to store scenarios details. " "Implies --list-scenario", NULL}, {"inspect-action-type", 't', 0, G_OPTION_ARG_NONE, &inspect_action_type, "Inspect the avalaible action types with which to write scenarios" " if no parameter passed, it will list all avalaible action types" " otherwize will print the full description of the wanted types", NULL}, {"set-media-info", '\0', 0, G_OPTION_ARG_STRING, &media_info, "Set a media_info XML file descriptor to share information about the" " media file that will be reproduced.", NULL}, {"set-configs", '\0', 0, G_OPTION_ARG_STRING, &configs, "Let you set a config scenario, the scenario needs to be set as 'config" "' you can specify a list of scenario separated by ':'" " it will override the GST_VALIDATE_SCENARIO environment variable.", NULL}, {NULL} }; GOptionContext *ctx; gchar **argvn; GstValidateRunner *runner; GstValidateMonitor *monitor; GstBus *bus; g_set_prgname ("gst-validate-" GST_API_VERSION); ctx = g_option_context_new ("PIPELINE-DESCRIPTION"); g_option_context_add_main_entries (ctx, options, NULL); g_option_context_set_summary (ctx, "Runs a gst launch pipeline, adding " "monitors to it to identify issues in the used elements. At the end" " a report will be printed. To view issues as they are created, set" " the env var GST_DEBUG=validate:2 and it will be printed " "as gstreamer debugging"); if (argc == 1) { g_print ("%s", g_option_context_get_help (ctx, FALSE, NULL)); exit (1); } if (!g_option_context_parse (ctx, &argc, &argv, &err)) { g_printerr ("Error initializing: %s\n", err->message); g_option_context_free (ctx); g_clear_error (&err); exit (1); } if (scenario || configs) { gchar *scenarios; if (scenario) scenarios = g_strjoin (":", scenario, configs, NULL); else scenarios = g_strdup (configs); g_setenv ("GST_VALIDATE_SCENARIO", scenarios, TRUE); g_free (scenarios); g_free (scenario); g_free (configs); } gst_init (&argc, &argv); gst_validate_init (); if (list_scenarios || output_file) { if (gst_validate_list_scenarios (argv + 1, argc - 1, output_file)) return 1; return 0; } if (inspect_action_type) { _register_playbin_actions (); if (!gst_validate_print_action_types ((const gchar **) argv + 1, argc - 1)) { GST_ERROR ("Could not print all wanted types"); return -1; } return 0; } if (argc == 1) { g_print ("%s", g_option_context_get_help (ctx, FALSE, NULL)); g_option_context_free (ctx); exit (1); } g_option_context_free (ctx); /* Create the pipeline */ argvn = g_new0 (char *, argc); memcpy (argvn, argv + 1, sizeof (char *) * (argc - 1)); pipeline = (GstElement *) gst_parse_launchv ((const gchar **) argvn, &err); g_free (argvn); if (!pipeline) { g_print ("Failed to create pipeline: %s\n", err ? err->message : "unknown reason"); g_clear_error (&err); exit (1); } if (!GST_IS_PIPELINE (pipeline)) { GstElement *new_pipeline = gst_pipeline_new (""); gst_bin_add (GST_BIN (new_pipeline), pipeline); pipeline = new_pipeline; } gst_pipeline_set_auto_flush_bus (GST_PIPELINE (pipeline), FALSE); #ifdef G_OS_UNIX signal_watch_id = g_unix_signal_add (SIGINT, (GSourceFunc) intr_handler, pipeline); #endif if (_is_playbin_pipeline (argc, argv + 1)) { _register_playbin_actions (); } runner = gst_validate_runner_new (); if (!runner) { g_printerr ("Failed to setup Validate Runner\n"); exit (1); } monitor = gst_validate_monitor_factory_create (GST_OBJECT_CAST (pipeline), runner, NULL); gst_validate_reporter_set_handle_g_logs (GST_VALIDATE_REPORTER (monitor)); if (media_info) { GError *err = NULL; GstMediaDescriptorParser *parser = gst_media_descriptor_parser_new (runner, media_info, &err); if (parser == NULL) { GST_ERROR ("Could not use %s as a media-info file (error: %s)", media_info, err ? err->message : "Unknown error"); g_free (media_info); exit (1); } gst_validate_monitor_set_media_descriptor (monitor, GST_MEDIA_DESCRIPTOR (parser)); gst_object_unref (parser); g_free (media_info); } mainloop = g_main_loop_new (NULL, FALSE); bus = gst_element_get_bus (pipeline); gst_bus_add_signal_watch (bus); g_signal_connect (bus, "message", (GCallback) bus_callback, mainloop); g_print ("Starting pipeline\n"); g_object_get (monitor, "handles-states", &monitor_handles_state, NULL); if (monitor_handles_state == FALSE) { sret = gst_element_set_state (pipeline, GST_STATE_PLAYING); switch (sret) { case GST_STATE_CHANGE_FAILURE: /* ignore, we should get an error message posted on the bus */ g_print ("Pipeline failed to go to PLAYING state\n"); gst_element_set_state (pipeline, GST_STATE_NULL); ret = -1; goto exit; case GST_STATE_CHANGE_NO_PREROLL: g_print ("Pipeline is live.\n"); is_live = TRUE; break; case GST_STATE_CHANGE_ASYNC: g_print ("Prerolling...\r"); break; default: break; } g_print ("Pipeline started\n"); } else { g_print ("Letting scenario handle set state\n"); } g_main_loop_run (mainloop); gst_element_set_state (pipeline, GST_STATE_NULL); gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE); /* Clean the bus */ gst_bus_set_flushing (bus, TRUE); gst_bus_remove_signal_watch (bus); gst_object_unref (bus); rep_err = gst_validate_runner_printf (runner); if (ret == 0) { ret = rep_err; if (rep_err != 0) g_print ("Returning %d as error where found", rep_err); } exit: g_main_loop_unref (mainloop); g_object_unref (pipeline); g_object_unref (runner); g_object_unref (monitor); g_clear_error (&err); #ifdef G_OS_UNIX g_source_remove (signal_watch_id); #endif gst_deinit (); g_print ("\n=======> Test %s (Return value: %i)\n\n", ret == 0 ? "PASSED" : "FAILED", ret); gst_validate_deinit (); return ret; }