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Diffstat (limited to 'examples/scaletempo/demo-player.c')
| -rw-r--r-- | examples/scaletempo/demo-player.c | 756 |
1 files changed, 0 insertions, 756 deletions
diff --git a/examples/scaletempo/demo-player.c b/examples/scaletempo/demo-player.c deleted file mode 100644 index 3ed4b718..00000000 --- a/examples/scaletempo/demo-player.c +++ /dev/null @@ -1,756 +0,0 @@ -/* demo-player.c - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "demo-player.h" -#include "gst/gst.h" - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "demo-player" - -enum -{ - SIGNAL_ERROR, - SIGNAL_RATE_CHANGE, - SIGNAL_PLAYING_STARTED, - SIGNAL_PLAYING_PAUSED, - SIGNAL_PLAYING_ENDED, - LAST_SIGNAL -}; -static guint demo_player_signals[LAST_SIGNAL] = { 0 }; - -enum -{ - PROP_0, - PROP_RATE, - PROP_STRIDE, - PROP_OVERLAP, - PROP_SEARCH, - PROP_DISABLED -}; - -typedef struct _DemoPlayerPrivate -{ - gdouble rate; - GstElement *scaletempo; - GstElement *pipeline; - gboolean is_disabled; - GstElement *scaletempo_line; - GstElement *scalerate_line; - gboolean ignore_state_change; -} DemoPlayerPrivate; - -#define DEMO_PLAYER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), DEMO_TYPE_PLAYER, DemoPlayerPrivate)) - - -static gboolean -no_pipeline (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - if (!priv->pipeline) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "No media loaded"); - return TRUE; - } - return FALSE; -} - -static gboolean -demo_player_event_listener (GstElement * host, GstEvent * event, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_EVENT_TYPE (event) == GST_EVENT_NEWSEGMENT) { - gdouble rate, applied_rate; - gdouble new_rate; - - gst_event_parse_new_segment_full (event, NULL, &rate, &applied_rate, NULL, - NULL, NULL, NULL); - new_rate = rate * applied_rate; - if (priv->rate != new_rate) { - priv->rate = new_rate; - g_signal_emit (player, demo_player_signals[SIGNAL_RATE_CHANGE], 0, - new_rate); - } - } - - return TRUE; -} - -static void -demo_player_state_changed_cb (GstBus * bus, GstMessage * message, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstState old, new, pending; - - if (GST_ELEMENT (GST_MESSAGE_SRC (message)) != priv->pipeline) - return; - - gst_message_parse_state_changed (message, &old, &new, &pending); - - if (pending == GST_STATE_VOID_PENDING) { - if (priv->ignore_state_change) { - priv->ignore_state_change = FALSE; - } else if (new == GST_STATE_PAUSED) { - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_PAUSED], 0); - } else if (new == GST_STATE_PLAYING) { - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_STARTED], 0); - } - } -} - -static void -demo_player_eos_cb (GstBus * bus, GstMessage * message, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_ENDED], 0); -} - -#define MAKE_ELEMENT(line, var, type, name) \ - if ( !(var = gst_element_factory_make (type, name) ) ) { \ - g_print ("element could not be created: %s/%s\n", type, name); \ - return; \ - } \ - if (line) gst_bin_add (GST_BIN (line), var); - -#define LINK_ELEMENTS(src, sink) \ - if (!gst_element_link (src, sink)) { \ - g_warning ("Failed to link elements: %s -> %s", \ - GST_ELEMENT_NAME (src), GST_ELEMENT_NAME (sink) ); \ - return; \ - } - -static void -demo_player_build_pipeline (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstElement *filter, *playbin, *vsink, *audioline, *format, *resample, *asink; - GstPlugin *gconf; - GstBus *bus; - gboolean has_gconf; - const gchar *audiosink_name; - GstPad *ghostpad; - - priv->pipeline = NULL; - if (!priv->scaletempo) { - return; - } - - filter = priv->scaletempo; - - MAKE_ELEMENT (NULL, playbin, "playbin", "playbin"); - - gconf = gst_default_registry_find_plugin ("gconfelements"); - has_gconf = (gconf != NULL); - gst_object_unref (gconf); - - if (has_gconf) { - MAKE_ELEMENT (NULL, vsink, "gconfvideosink", "vsink"); - g_object_set (G_OBJECT (playbin), "video_sink", vsink, NULL); - } - audiosink_name = has_gconf ? "gconfaudiosink" : "autoaudiosink"; - - audioline = gst_bin_new ("audioline"); - gst_bin_add (GST_BIN (audioline), filter); - MAKE_ELEMENT (audioline, format, "audioconvert", "format"); - MAKE_ELEMENT (audioline, resample, "audioresample", "resample"); - MAKE_ELEMENT (audioline, asink, audiosink_name, "audio_sink"); - LINK_ELEMENTS (filter, format); - LINK_ELEMENTS (format, resample); - LINK_ELEMENTS (resample, asink); - - gst_pad_add_event_probe (gst_element_get_static_pad (asink, "sink"), - G_CALLBACK (demo_player_event_listener), player); - - ghostpad = gst_element_get_static_pad (filter, "sink"); - gst_element_add_pad (audioline, gst_ghost_pad_new ("sink", ghostpad)); - gst_object_unref (ghostpad); - g_object_set (G_OBJECT (playbin), "audio-sink", audioline, NULL); - - bus = gst_pipeline_get_bus (GST_PIPELINE (playbin)); - gst_bus_add_signal_watch (bus); - g_signal_connect (bus, "message::state-changed", - G_CALLBACK (demo_player_state_changed_cb), player); - g_signal_connect (bus, "message::eos", G_CALLBACK (demo_player_eos_cb), - player); - gst_object_unref (bus); - - priv->scaletempo = filter; - priv->pipeline = playbin; - - priv->scaletempo_line = audioline; - MAKE_ELEMENT (NULL, priv->scalerate_line, "gconfaudiosink", - "scaling_audio_sink"); - gst_pad_add_event_probe (gst_element_get_static_pad (priv->scalerate_line, - "sink"), G_CALLBACK (demo_player_event_listener), player); - g_object_ref (priv->scaletempo_line); - g_object_ref (priv->scalerate_line); -} - - -/* method implementations */ -static void -_set_rate (DemoPlayer * player, gdouble new_rate, gint second) -{ - DemoPlayerPrivate *priv; - gint64 pos; - GstSeekType seek_type; - - - if (new_rate == 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Cannot set playback to zero. Pausing instead."); - demo_player_pause (player); - } - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (second < 0) { - GstFormat fmt = GST_FORMAT_TIME; - seek_type = GST_SEEK_TYPE_SET; - if (!gst_element_query_position (priv->pipeline, &fmt, &pos)) { - // This should be the default but too many upstream elements seek anyway - pos = GST_CLOCK_TIME_NONE; - seek_type = GST_SEEK_TYPE_NONE; - } - } else { - seek_type = GST_SEEK_TYPE_SET; - pos = second * GST_SECOND; - } - - if (!gst_element_seek (priv->pipeline, new_rate, - GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE, - seek_type, pos, GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE)) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to change playback rate"); - } else { - priv->ignore_state_change = TRUE; - } -} - -static void -demo_player_scale_rate_func (DemoPlayer * player, gdouble scale) -{ - DemoPlayerPrivate *priv; - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (scale != 1.0) { - g_message ("Scaling Rate by: %3.2f", scale); - _set_rate (player, priv->rate * scale, -1); - } -} - -static void -demo_player_set_rate_func (DemoPlayer * player, gdouble new_rate) -{ - DemoPlayerPrivate *priv; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (priv->rate != new_rate) { - g_message ("Setting Rate to: %3.2f", new_rate); - _set_rate (player, new_rate, -1); - } -} - -static gboolean -_set_state_and_wait (DemoPlayer * player, - GstState new_state, GstClockTime timeout, const gchar * error_msg) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstStateChangeReturn ret = gst_element_set_state (priv->pipeline, new_state); - if (ret == GST_STATE_CHANGE_ASYNC) { - ret = gst_element_get_state (priv->pipeline, NULL, NULL, timeout); - } - if (ret != GST_STATE_CHANGE_SUCCESS) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, error_msg); - return FALSE; - } - return TRUE; -} - -static void -demo_player_load_uri_func (DemoPlayer * player, gchar * uri) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstState end_state; - gdouble rate; - - if (!priv->pipeline) { - demo_player_build_pipeline (player); - if (!priv->pipeline) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Could not build player"); - return; - } - } - if (!g_str_has_prefix (uri, "file:///")) { - GError *err = NULL; - if (g_path_is_absolute (uri)) { - uri = g_filename_to_uri (uri, NULL, &err); - } else { - gchar *curdir = g_get_current_dir (); - gchar *absolute_path = g_strconcat (curdir, G_DIR_SEPARATOR_S, uri, NULL); - uri = g_filename_to_uri (absolute_path, NULL, &err); - g_free (absolute_path); - g_free (curdir); - } - if (err) { - gchar *msg = g_strconcat ("Could not load uri: ", err->message, NULL); - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, msg); - return; - } - } - - g_message ("Loading URI: %s", uri); - - end_state = - (GST_STATE (priv->pipeline) == - GST_STATE_PLAYING) ? GST_STATE_PLAYING : GST_STATE_PAUSED; - if (!_set_state_and_wait (player, GST_STATE_NULL, 10 * GST_SECOND, - "Unable to load uri")) - return; - - g_object_set (G_OBJECT (priv->pipeline), "uri", uri, NULL); - - rate = priv->rate; - if (rate && rate != 1.0) { - _set_state_and_wait (player, GST_STATE_PAUSED, 10 * GST_SECOND, - "Unable to keep playback rate"); - _set_rate (player, rate, -1); - } - - gst_element_set_state (priv->pipeline, end_state); -} - -static void -demo_player_play_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv; - GstStateChangeReturn ret; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_STATE (priv->pipeline) == GST_STATE_PLAYING) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Already playing"); - return; - } - - g_debug ("Starting to Play"); - ret = gst_element_set_state (priv->pipeline, GST_STATE_PLAYING); - if (ret == GST_STATE_CHANGE_FAILURE) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to start playback"); - return; - } -} - -static void -demo_player_pause_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv; - GstStateChangeReturn ret; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_STATE (priv->pipeline) == GST_STATE_PAUSED) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Already paused"); - return; - } - - g_debug ("Starting to Pause"); - ret = gst_element_set_state (priv->pipeline, GST_STATE_PAUSED); - if (ret == GST_STATE_CHANGE_FAILURE) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to pause playback"); - return; - } -} - -static void -_seek_to (DemoPlayer * player, gint new_second) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - if (!gst_element_seek (priv->pipeline, priv->rate, - GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, - GST_SEEK_TYPE_SET, new_second * GST_SECOND, - GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE)) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, "Seek failed"); - return; - } - - priv->ignore_state_change = TRUE; -} - -static void -demo_player_seek_by_func (DemoPlayer * player, gint seconds) -{ - gint pos; - - if (no_pipeline (player)) - return; - - g_debug ("Seeking by: %i", seconds); - - pos = demo_player_get_position (player); - if (pos < 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Seek-by failed: could not determine position"); - return; - } - - _seek_to (player, MAX (0, pos + seconds)); -} - -static void -demo_player_seek_to_func (DemoPlayer * player, gint second) -{ - gint new_second; - - if (no_pipeline (player)) - return; - - g_debug ("Seeking to: %i", second); - - if (second < 0) { - gint dur = demo_player_get_duration (player); - if (dur < 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Seek-to failed: could not determine duration"); - return; - } - new_second = MAX (0, dur + second); - } else { - new_second = second; - } - - _seek_to (player, new_second); -} - -static gint -demo_player_get_position_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - gint64 pos; - GstFormat fmt = GST_FORMAT_TIME; - - if (!priv->pipeline) - return -1; - - if (!gst_element_query_position (priv->pipeline, &fmt, &pos) || pos < 0) { - return -1; - } - - return (gint) (pos / GST_SECOND); -} - -static gint -demo_player_get_duration_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - gint64 dur; - GstFormat fmt = GST_FORMAT_TIME; - - if (!priv->pipeline) - return -1; - - if (!gst_element_query_duration (priv->pipeline, &fmt, &dur) || dur < 0) { - return -1; - } - - return (gint) (dur / GST_SECOND); -} - - -/* Method wrappers */ -void -demo_player_scale_rate (DemoPlayer * player, gdouble scale) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->scale_rate (player, scale); -} - -void -demo_player_set_rate (DemoPlayer * player, gdouble new_rate) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->set_rate (player, new_rate); -} - -void -demo_player_load_uri (DemoPlayer * player, gchar * uri) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->load_uri (player, uri); -} - -void -demo_player_play (DemoPlayer * player) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->play (player); -} - -void -demo_player_pause (DemoPlayer * player) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->pause (player); -} - -void -demo_player_seek_by (DemoPlayer * player, gint seconds) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->seek_by (player, seconds); -} - -void -demo_player_seek_to (DemoPlayer * player, gint second) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->seek_to (player, second); -} - -gint -demo_player_get_position (DemoPlayer * player) -{ - g_return_val_if_fail (DEMO_IS_PLAYER (player), -1); - - return DEMO_PLAYER_GET_CLASS (player)->get_position (player); -} - -gint -demo_player_get_duration (DemoPlayer * player) -{ - g_return_val_if_fail (DEMO_IS_PLAYER (player), -1); - - return DEMO_PLAYER_GET_CLASS (player)->get_duration (player); -} - -/* GObject overrides */ -static void -demo_player_get_property (GObject * object, - guint property_id, GValue * value, GParamSpec * pspec) -{ - DemoPlayer *player = DEMO_PLAYER (object); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - switch (property_id) { - case PROP_RATE: - g_value_set_double (value, priv->rate); - break; - case PROP_STRIDE: - g_object_get_property (G_OBJECT (priv->scaletempo), "stride", value); - break; - case PROP_OVERLAP: - g_object_get_property (G_OBJECT (priv->scaletempo), "overlap", value); - break; - case PROP_SEARCH: - g_object_get_property (G_OBJECT (priv->scaletempo), "search", value); - break; - case PROP_DISABLED: - g_value_set_boolean (value, priv->is_disabled); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - -static void -demo_player_set_property (GObject * object, - guint property_id, const GValue * value, GParamSpec * pspec) -{ - DemoPlayer *player = DEMO_PLAYER (object); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - switch (property_id) { - case PROP_STRIDE: - g_object_set_property (G_OBJECT (priv->scaletempo), "stride", value); - break; - case PROP_OVERLAP: - g_object_set_property (G_OBJECT (priv->scaletempo), "overlap", value); - break; - case PROP_SEARCH: - g_object_set_property (G_OBJECT (priv->scaletempo), "search", value); - break; - case PROP_DISABLED:{ - gdouble rate = priv->rate; - gint pos = demo_player_get_position (player); - GstState end_state; - GstElement *new_sink; - - priv->is_disabled = g_value_get_boolean (value); - - g_debug ("Scaletempo: %s", priv->is_disabled ? "disabled" : "enabled"); - - end_state = - (GST_STATE (priv->pipeline) == - GST_STATE_PLAYING) ? GST_STATE_PLAYING : GST_STATE_PAUSED; - if (!_set_state_and_wait (player, GST_STATE_NULL, 10 * GST_SECOND, - "Unable to disable")) - break; - - new_sink = - (priv->is_disabled) ? priv->scalerate_line : priv->scaletempo_line; - g_object_set (G_OBJECT (priv->pipeline), "audio-sink", new_sink, NULL); - - if (pos > 0 || (rate && rate != 1.0)) { - _set_state_and_wait (player, GST_STATE_PAUSED, 10 * GST_SECOND, - "Unable to keep playback position and rate"); - _set_rate (player, rate, pos); - } - - gst_element_set_state (priv->pipeline, end_state); - break; - } - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - - -/* GTypeInfo functions */ -static void -demo_player_init (GTypeInstance * instance, gpointer klass) -{ - DemoPlayer *player = (DemoPlayer *) instance; - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - priv->scaletempo = gst_element_factory_make ("scaletempo", "scaletempo"); - if (!priv->scaletempo) { - g_error ("Unable to make scaletempo element."); - } - priv->rate = 1.0; - priv->pipeline = NULL; - priv->ignore_state_change = FALSE; - priv->is_disabled = FALSE; -} - -static void -demo_player_class_init (gpointer klass, gpointer class_data) -{ - DemoPlayerClass *player_class = (DemoPlayerClass *) klass; - GObjectClass *as_object_class = G_OBJECT_CLASS (klass); - GType type; - - g_type_class_add_private (klass, sizeof (DemoPlayerPrivate)); - - /* DemoPlayer */ - player_class->scale_rate = demo_player_scale_rate_func; - player_class->set_rate = demo_player_set_rate_func; - player_class->load_uri = demo_player_load_uri_func; - player_class->play = demo_player_play_func; - player_class->pause = demo_player_pause_func; - player_class->seek_by = demo_player_seek_by_func; - player_class->seek_to = demo_player_seek_to_func; - player_class->get_position = demo_player_get_position_func; - player_class->get_duration = demo_player_get_duration_func; - - /* GObject */ - as_object_class->get_property = demo_player_get_property; - as_object_class->set_property = demo_player_set_property; - - /* Properties */ - g_object_class_install_property (as_object_class, PROP_RATE, - g_param_spec_double ("rate", "Rate", "Current playback rate", - -128, 128, 1.0, G_PARAM_READABLE)); - - g_object_class_install_property (as_object_class, PROP_STRIDE, - g_param_spec_uint ("stride", "Stride Length", - "Length in milliseconds to output each stride", 1, 10000, 60, - G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_OVERLAP, - g_param_spec_double ("overlap", "Overlap Length", - "Percentage of stride to overlap", 0, 1, .2, G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_SEARCH, - g_param_spec_uint ("search", "Search Length", - "Length in milliseconds to search for best overlap position", 0, - 10000, 14, G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_DISABLED, - g_param_spec_boolean ("disabled", "disable scaletempo", - "Disable scaletempo and scale bothe tempo and pitch", FALSE, - G_PARAM_READWRITE)); - - /* Signals */ - type = G_TYPE_FROM_CLASS (klass); - demo_player_signals[SIGNAL_ERROR] = g_signal_new ("error", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); - - demo_player_signals[SIGNAL_RATE_CHANGE] = g_signal_new ("rate-changed", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__DOUBLE, G_TYPE_NONE, 1, G_TYPE_DOUBLE); - - demo_player_signals[SIGNAL_PLAYING_STARTED] = - g_signal_new ("playing-started", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - - demo_player_signals[SIGNAL_PLAYING_PAUSED] = - g_signal_new ("playing-paused", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - - demo_player_signals[SIGNAL_PLAYING_ENDED] = - g_signal_new ("playing-ended", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); -} - -GType -demo_player_get_type (void) -{ - static GType type = 0; - if (G_UNLIKELY (type == 0)) { - static const GTypeInfo info = { - sizeof /* Class */ (DemoPlayerClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) demo_player_class_init, - (GClassFinalizeFunc) NULL, - (gconstpointer) NULL, /* class_data */ - sizeof /* Instance */ (DemoPlayer), - /* n_preallocs */ 0, - (GInstanceInitFunc) demo_player_init, - (const GTypeValueTable *) NULL - }; - type = g_type_register_static (G_TYPE_OBJECT, "DemoPlayer", &info, 0); - } - return type; -} |