diff options
| -rw-r--r-- | sys/cdrom/gstcdplayer.c | 529 |
1 files changed, 277 insertions, 252 deletions
diff --git a/sys/cdrom/gstcdplayer.c b/sys/cdrom/gstcdplayer.c index d8fd103e..597f6881 100644 --- a/sys/cdrom/gstcdplayer.c +++ b/sys/cdrom/gstcdplayer.c @@ -17,326 +17,351 @@ * Boston, MA 02111-1307, USA. */ -/* #define GST_DEBUG_ENABLED */ - #include "gstcdplayer.h" /* props */ -enum { - ARG_0, - ARG_DEVICE, - ARG_NUM_TRACKS, - ARG_START_TRACK, - ARG_END_TRACK, - ARG_CURRENT_TRACK, - ARG_CDDB_DISCID, +enum +{ + ARG_0, + ARG_DEVICE, + ARG_NUM_TRACKS, + ARG_START_TRACK, + ARG_END_TRACK, + ARG_CURRENT_TRACK, + ARG_CDDB_DISCID, }; /* signals */ -enum { - TRACK_CHANGE, - LAST_SIGNAL, +enum +{ + TRACK_CHANGE, + LAST_SIGNAL, }; -static void cdplayer_class_init(CDPlayerClass *klass); -static void cdplayer_init(CDPlayer *cdp); -static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec); -static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec); -static void cdplayer_dispose(GObject *object); -static gboolean cdplayer_iterate(GstBin *bin); -static GstElementStateReturn cdplayer_change_state(GstElement *element); - -static gboolean plugin_init(GModule *module,GstPlugin *plugin); +static void cdplayer_class_init (CDPlayerClass *klass); +static void cdplayer_init (CDPlayer *cdp); +static void cdplayer_dispose (GObject *object); +static void cdplayer_set_property (GObject *object, guint prop_id, + const GValue *value, GParamSpec *spec); +static void cdplayer_get_property (GObject *object, guint prop_id, + GValue *value, GParamSpec *spec); +static gboolean cdplayer_iterate (GstBin *bin); +static GstElementStateReturn + cdplayer_change_state (GstElement * element); static GstElementClass *parent_class; - static guint cdplayer_signals[LAST_SIGNAL] = {0}; - +static guint cdplayer_signals[LAST_SIGNAL] = { 0 }; static GstElementDetails cdplayer_details = { - "CD Player", - "Generic/Bin", - "LGPL", - "Play CD audio through the CD Drive", - VERSION, - "Charles Schmidt <cbschmid@uiuc.edu>", - "(C) 2002", + "CD Player", + "Generic/Bin", + "Play CD audio through the CD Drive", + VERSION, + "Charles Schmidt <cbschmid@uiuc.edu>", + "Wim Taymans <wim.taymans@chello.be>", + "(C) 2002", }; - -GType cdplayer_get_type(void) +GType +cdplayer_get_type (void) { - static GType cdplayer_type = 0; - - if (!cdplayer_type) { - static const GTypeInfo cdplayer_info = { - sizeof(CDPlayerClass), - NULL, - NULL, - (GClassInitFunc)cdplayer_class_init, - NULL, - NULL, - sizeof(CDPlayer), - 0, - (GInstanceInitFunc)cdplayer_init, - NULL - }; - - cdplayer_type = g_type_register_static(GST_TYPE_BIN,"CDPlayer",&cdplayer_info,0); - } - - return cdplayer_type; + static GType cdplayer_type = 0; + + if (!cdplayer_type) { + static const GTypeInfo cdplayer_info = { + sizeof (CDPlayerClass), + NULL, + NULL, + (GClassInitFunc) cdplayer_class_init, + NULL, + NULL, + sizeof (CDPlayer), + 0, + (GInstanceInitFunc) cdplayer_init, + NULL + }; + + cdplayer_type = g_type_register_static (GST_TYPE_BIN, "CDPlayer", &cdplayer_info, 0); + } + + return cdplayer_type; } -static void cdplayer_class_init(CDPlayerClass *klass) +static void +cdplayer_class_init (CDPlayerClass * klass) { - GObjectClass *gobject_klass; - GstElementClass *gstelement_klass; - GstBinClass *gstbin_klass; - - gobject_klass = (GObjectClass *)klass; - gstelement_klass = (GstElementClass *)klass; - gstbin_klass = (GstBinClass *)klass; - - parent_class = g_type_class_ref(gst_bin_get_type()); - - gobject_klass->dispose = GST_DEBUG_FUNCPTR(cdplayer_dispose); - - gstelement_klass->change_state = GST_DEBUG_FUNCPTR(cdplayer_change_state); - gstbin_klass->iterate = GST_DEBUG_FUNCPTR(cdplayer_iterate); - - g_object_class_install_property(gobject_klass,ARG_DEVICE,g_param_spec_string("device","device","CDROM device",NULL,G_PARAM_READWRITE)); - g_object_class_install_property(gobject_klass,ARG_NUM_TRACKS,g_param_spec_int("num_tracks","num_tracks","Number of Tracks",G_MININT,G_MAXINT,0,G_PARAM_READABLE)); - g_object_class_install_property(gobject_klass,ARG_START_TRACK,g_param_spec_int("start_track","start_track","Track to start playback on",1,CDPLAYER_MAX_TRACKS-1,1,G_PARAM_READWRITE)); - g_object_class_install_property(gobject_klass,ARG_END_TRACK,g_param_spec_int("end_track","end_track","Track to end playback on",0,CDPLAYER_MAX_TRACKS-1,0,G_PARAM_READWRITE)); - g_object_class_install_property(gobject_klass,ARG_CURRENT_TRACK,g_param_spec_int("current_track","current_track","Current track playing",1,CDPLAYER_MAX_TRACKS-1,1,G_PARAM_READABLE)); - g_object_class_install_property(gobject_klass,ARG_CDDB_DISCID,g_param_spec_uint("cddb_discid","cddb_discid","CDDB Disc ID",0,G_MAXUINT,1,G_PARAM_READABLE)); - - cdplayer_signals[TRACK_CHANGE] = g_signal_new("track_change",G_TYPE_FROM_CLASS(klass),G_SIGNAL_RUN_LAST,G_STRUCT_OFFSET(CDPlayerClass,track_change),NULL,NULL,gst_marshal_VOID__INT,G_TYPE_NONE,1,G_TYPE_INT); - - gobject_klass->set_property = cdplayer_set_property; - gobject_klass->get_property = cdplayer_get_property; - - return; + GObjectClass *gobject_klass; + GstElementClass *gstelement_klass; + GstBinClass *gstbin_klass; + + gobject_klass = (GObjectClass *) klass; + gstelement_klass = (GstElementClass *) klass; + gstbin_klass = (GstBinClass *) klass; + + parent_class = g_type_class_ref (gst_bin_get_type ()); + + gobject_klass->dispose = GST_DEBUG_FUNCPTR (cdplayer_dispose); + + gstelement_klass->change_state = GST_DEBUG_FUNCPTR (cdplayer_change_state); + gstbin_klass->iterate = GST_DEBUG_FUNCPTR (cdplayer_iterate); + + gobject_klass->set_property = cdplayer_set_property; + gobject_klass->get_property = cdplayer_get_property; + + g_object_class_install_property (gobject_klass, ARG_DEVICE, + g_param_spec_string ("device", "device", "CDROM device", NULL, + G_PARAM_READWRITE)); + g_object_class_install_property (gobject_klass, ARG_NUM_TRACKS, + g_param_spec_int ("num_tracks", "num_tracks", "Number of Tracks", + G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); + g_object_class_install_property (gobject_klass, ARG_START_TRACK, + g_param_spec_int ("start_track", "start_track", + "Track to start playback on", 1, + CDPLAYER_MAX_TRACKS - 1, 1, + G_PARAM_READWRITE)); + g_object_class_install_property (gobject_klass, ARG_END_TRACK, + g_param_spec_int ("end_track", "end_track", + "Track to end playback on", 0, + CDPLAYER_MAX_TRACKS - 1, 0, + G_PARAM_READWRITE)); + g_object_class_install_property (gobject_klass, ARG_CURRENT_TRACK, + g_param_spec_int ("current_track", "current_track", + "Current track playing", 1, + CDPLAYER_MAX_TRACKS - 1, 1, G_PARAM_READABLE)); + g_object_class_install_property (gobject_klass, ARG_CDDB_DISCID, + g_param_spec_uint ("cddb_discid", "cddb_discid", "CDDB Disc ID", + 0, G_MAXUINT, 1, G_PARAM_READABLE)); + + cdplayer_signals[TRACK_CHANGE] = + g_signal_new ("track_change", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (CDPlayerClass, track_change), NULL, NULL, + gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT); + + return; } -static void cdplayer_init(CDPlayer *cdp) +static void +cdplayer_init (CDPlayer * cdp) { - cdp->device = g_strdup("/dev/cdrom"); - cdp->num_tracks = -1; - cdp->start_track = 1; - cdp->end_track = 0; - cdp->current_track = 1; + cdp->device = g_strdup ("/dev/cdrom"); + cdp->num_tracks = -1; + cdp->start_track = 1; + cdp->end_track = 0; + cdp->current_track = 1; - cdp->paused = FALSE; + cdp->paused = FALSE; -// GST_FLAG_SET(cdp,GST_BIN_FLAG_MANAGER); + GST_FLAG_SET (cdp, GST_BIN_FLAG_MANAGER); - return; + return; } -static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec) +static void +cdplayer_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * spec) { - CDPlayer *cdp; + CDPlayer *cdp; - g_return_if_fail(GST_IS_CDPLAYER(object)); + g_return_if_fail (GST_IS_CDPLAYER (object)); - cdp = CDPLAYER(object); + cdp = CDPLAYER (object); - switch (prop_id) { - case ARG_DEVICE: + switch (prop_id) { + case ARG_DEVICE: // FIXME prolly should uhh.. stop it or something - if (cdp->device) { - g_free(cdp->device); - } - - cdp->device = g_strdup(g_value_get_string(value)); - break; - case ARG_START_TRACK: + if (cdp->device) { + g_free (cdp->device); + } + + cdp->device = g_strdup (g_value_get_string (value)); + break; + case ARG_START_TRACK: // FIXME prolly should uhh.. restart play, i guess... or something whatever // FIXME we should only set current_track if its not playing... - cdp->current_track = cdp->start_track = g_value_get_int(value); - break; - case ARG_END_TRACK: + cdp->current_track = cdp->start_track = g_value_get_int (value); + break; + case ARG_END_TRACK: // FIXME prolly should restart play, maybe, or try to set it without interrupt.. - cdp->end_track = g_value_get_int(value); - break; - default: - break; - } + cdp->end_track = g_value_get_int (value); + break; + default: + break; + } - return; + return; } -static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec) +static void +cdplayer_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * spec) { - CDPlayer *cdp; - - g_return_if_fail(GST_IS_CDPLAYER(object)); - - cdp = CDPLAYER(object); - - switch (prop_id) { - case ARG_DEVICE: - g_value_set_string(value,cdp->device); - break; - case ARG_NUM_TRACKS: - g_value_set_int(value,cdp->num_tracks); - break; - case ARG_START_TRACK: - g_value_set_int(value,cdp->start_track); - break; - case ARG_END_TRACK: - g_value_set_int(value,cdp->end_track); - case ARG_CURRENT_TRACK: - g_value_set_int(value,cdp->current_track); - break; - case ARG_CDDB_DISCID: - g_value_set_uint(value,cdp->cddb_discid); - default: - break; - } - - return; + CDPlayer *cdp; + + g_return_if_fail (GST_IS_CDPLAYER (object)); + + cdp = CDPLAYER (object); + + switch (prop_id) { + case ARG_DEVICE: + g_value_set_string (value, cdp->device); + break; + case ARG_NUM_TRACKS: + g_value_set_int (value, cdp->num_tracks); + break; + case ARG_START_TRACK: + g_value_set_int (value, cdp->start_track); + break; + case ARG_END_TRACK: + g_value_set_int (value, cdp->end_track); + case ARG_CURRENT_TRACK: + g_value_set_int (value, cdp->current_track); + break; + case ARG_CDDB_DISCID: + g_value_set_uint (value, cdp->cddb_discid); + default: + break; + } + + return; } -static void cdplayer_dispose(GObject *object) +static void +cdplayer_dispose (GObject * object) { - CDPlayer *cdp; + CDPlayer *cdp; - g_return_if_fail(GST_IS_CDPLAYER(object)); + g_return_if_fail (GST_IS_CDPLAYER (object)); - cdp = CDPLAYER(object); - g_free(cdp->device); + cdp = CDPLAYER (object); + g_free (cdp->device); - if (G_OBJECT_CLASS(parent_class)->dispose) { - G_OBJECT_CLASS(parent_class)->dispose(object); - } + if (G_OBJECT_CLASS (parent_class)->dispose) { + G_OBJECT_CLASS (parent_class)->dispose (object); + } - return; + return; } -static gboolean cdplayer_iterate(GstBin *bin) +static gboolean +cdplayer_iterate (GstBin * bin) { - CDPlayer *cdp = CDPLAYER(bin); - gint current_track; - - switch (cd_status(CDPLAYER_CD(cdp))) { - case CD_PLAYING: - current_track = cd_current_track(CDPLAYER_CD(cdp)); - if (current_track > cdp->end_track && cdp->end_track != 0) { - return FALSE; - } - - if (current_track != -1 && current_track != cdp->current_track) { - cdp->current_track = current_track; - g_signal_emit(G_OBJECT(cdp),cdplayer_signals[TRACK_CHANGE],0,cdp->current_track); - } - - return TRUE; - break; - case CD_ERROR: - gst_element_set_state(GST_ELEMENT(bin),GST_STATE_PAUSED); - return FALSE; - break; - case CD_COMPLETED: - gst_element_set_state(GST_ELEMENT(bin),GST_STATE_PAUSED); - gst_element_set_eos(GST_ELEMENT(bin)); - return FALSE; - break; - } - - return FALSE; + CDPlayer *cdp = CDPLAYER (bin); + gint current_track; + + switch (cd_status (CDPLAYER_CD (cdp))) { + case CD_PLAYING: + current_track = cd_current_track (CDPLAYER_CD (cdp)); + if (current_track > cdp->end_track && cdp->end_track != 0) { + return FALSE; + } + + if (current_track != -1 && current_track != cdp->current_track) { + cdp->current_track = current_track; + g_signal_emit (G_OBJECT (cdp), cdplayer_signals[TRACK_CHANGE], 0, cdp->current_track); + } + + return TRUE; + break; + case CD_ERROR: + gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PAUSED); + return FALSE; + break; + case CD_COMPLETED: + gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PAUSED); + gst_element_set_eos (GST_ELEMENT (bin)); + return FALSE; + break; + } + + return FALSE; } -static GstElementStateReturn cdplayer_change_state(GstElement *element) +static GstElementStateReturn +cdplayer_change_state (GstElement * element) { - CDPlayer *cdp; - GstElementState state = GST_STATE(element); - GstElementState pending = GST_STATE_PENDING(element); - - g_return_val_if_fail(GST_IS_CDPLAYER(element),GST_STATE_FAILURE); - - cdp = CDPLAYER(element); - - switch (pending) { - case GST_STATE_READY: - if (state != GST_STATE_PAUSED) { - if (cd_init(CDPLAYER_CD(cdp),cdp->device) == FALSE) { - return GST_STATE_FAILURE; - } - cdp->num_tracks = cdp->cd.num_tracks; - cdp->cddb_discid = cd_cddb_discid(CDPLAYER_CD(cdp)); - } - break; - case GST_STATE_PAUSED: - /* ready->paused is not useful */ - if (state != GST_STATE_READY) { - if (cd_pause(CDPLAYER_CD(cdp)) == FALSE) { - return GST_STATE_FAILURE; - } - - cdp->paused = TRUE; - } - - break; - case GST_STATE_PLAYING: - if (cdp->paused == TRUE) { - if (cd_resume(CDPLAYER_CD(cdp)) == FALSE) { - return GST_STATE_FAILURE; - } - - cdp->paused = FALSE; - } else { - if (cd_start(CDPLAYER_CD(cdp),cdp->start_track,cdp->end_track) == FALSE) { - return GST_STATE_FAILURE; - } - } - - break; - case GST_STATE_NULL: - /* stop & close fd */ - if (cd_stop(CDPLAYER_CD(cdp)) == FALSE || cd_close(CDPLAYER_CD(cdp)) == FALSE) { - return GST_STATE_FAILURE; - } - - break; - default: - break; + CDPlayer *cdp; + GstElementState state = GST_STATE (element); + GstElementState pending = GST_STATE_PENDING (element); + + g_return_val_if_fail (GST_IS_CDPLAYER (element), GST_STATE_FAILURE); + + cdp = CDPLAYER (element); + + switch (pending) { + case GST_STATE_READY: + if (state != GST_STATE_PAUSED) { + if (cd_init (CDPLAYER_CD (cdp), cdp->device) == FALSE) { + return GST_STATE_FAILURE; } + cdp->num_tracks = cdp->cd.num_tracks; + cdp->cddb_discid = cd_cddb_discid (CDPLAYER_CD (cdp)); + } + break; + case GST_STATE_PAUSED: + /* ready->paused is not useful */ + if (state != GST_STATE_READY) { + if (cd_pause (CDPLAYER_CD (cdp)) == FALSE) { + return GST_STATE_FAILURE; + } + + cdp->paused = TRUE; + } - if (GST_ELEMENT_CLASS(parent_class)->change_state) { - GST_ELEMENT_CLASS(parent_class)->change_state(element); + break; + case GST_STATE_PLAYING: + if (cdp->paused == TRUE) { + if (cd_resume (CDPLAYER_CD (cdp)) == FALSE) { + return GST_STATE_FAILURE; } - return GST_STATE_SUCCESS; + cdp->paused = FALSE; + } else { + if (cd_start (CDPLAYER_CD (cdp), cdp->start_track, cdp->end_track) == FALSE) { + return GST_STATE_FAILURE; + } + } + + break; + case GST_STATE_NULL: + /* stop & close fd */ + if (cd_stop (CDPLAYER_CD (cdp)) == FALSE || cd_close (CDPLAYER_CD (cdp)) == FALSE) { + return GST_STATE_FAILURE; + } + + break; + default: + break; + } + + if (GST_ELEMENT_CLASS (parent_class)->change_state) { + GST_ELEMENT_CLASS (parent_class)->change_state (element); + } + + return GST_STATE_SUCCESS; } -static gboolean plugin_init(GModule *module,GstPlugin *plugin) +static gboolean +plugin_init (GModule * module, GstPlugin * plugin) { - GstElementFactory *factory; + GstElementFactory *factory; + + factory = gst_element_factory_new ("cdplayer", GST_TYPE_CDPLAYER, &cdplayer_details); + g_return_val_if_fail (factory != NULL, FALSE); + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); - factory = gst_element_factory_new("cdplayer",GST_TYPE_CDPLAYER,&cdplayer_details); - g_return_val_if_fail(factory != NULL,FALSE); - gst_plugin_add_feature(plugin,GST_PLUGIN_FEATURE(factory)); + gst_plugin_set_longname (plugin, "CD Player"); - gst_plugin_set_longname(plugin,"CD Player"); - - return TRUE; + return TRUE; } GstPluginDesc plugin_desc = { - GST_VERSION_MAJOR, - GST_VERSION_MINOR, - "cdplayer", - plugin_init + GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "cdplayer", + plugin_init }; - - - |