mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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- some of my pending cleanups
Original commit message from CVS: - some of my pending cleanups
This commit is contained in:
Wim Taymans
parent
4d96d4aa91
commit
5f51e20e49
1 changed files with 255 additions and 230 deletions
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@ -17,326 +17,351 @@
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* Boston, MA 02111-1307, USA.
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*/
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/* #define GST_DEBUG_ENABLED */
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#include "gstcdplayer.h"
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/* props */
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enum {
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ARG_0,
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ARG_DEVICE,
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ARG_NUM_TRACKS,
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ARG_START_TRACK,
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ARG_END_TRACK,
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ARG_CURRENT_TRACK,
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ARG_CDDB_DISCID,
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enum
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{
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ARG_0,
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ARG_DEVICE,
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ARG_NUM_TRACKS,
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ARG_START_TRACK,
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ARG_END_TRACK,
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ARG_CURRENT_TRACK,
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ARG_CDDB_DISCID,
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};
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/* signals */
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enum {
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TRACK_CHANGE,
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LAST_SIGNAL,
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enum
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{
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TRACK_CHANGE,
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LAST_SIGNAL,
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};
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static void cdplayer_class_init(CDPlayerClass *klass);
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static void cdplayer_init(CDPlayer *cdp);
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static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec);
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static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec);
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static void cdplayer_dispose(GObject *object);
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static gboolean cdplayer_iterate(GstBin *bin);
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static GstElementStateReturn cdplayer_change_state(GstElement *element);
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static gboolean plugin_init(GModule *module,GstPlugin *plugin);
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static void cdplayer_class_init (CDPlayerClass *klass);
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static void cdplayer_init (CDPlayer *cdp);
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static void cdplayer_dispose (GObject *object);
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static void cdplayer_set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *spec);
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static void cdplayer_get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *spec);
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static gboolean cdplayer_iterate (GstBin *bin);
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static GstElementStateReturn
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cdplayer_change_state (GstElement * element);
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static GstElementClass *parent_class;
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static guint cdplayer_signals[LAST_SIGNAL] = {0};
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static guint cdplayer_signals[LAST_SIGNAL] = { 0 };
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static GstElementDetails cdplayer_details = {
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"CD Player",
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"Generic/Bin",
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"LGPL",
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"Play CD audio through the CD Drive",
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VERSION,
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"Charles Schmidt <cbschmid@uiuc.edu>",
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"(C) 2002",
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"CD Player",
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"Generic/Bin",
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"Play CD audio through the CD Drive",
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VERSION,
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"Charles Schmidt <cbschmid@uiuc.edu>",
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"Wim Taymans <wim.taymans@chello.be>",
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"(C) 2002",
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};
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GType cdplayer_get_type(void)
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GType
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cdplayer_get_type (void)
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{
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static GType cdplayer_type = 0;
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static GType cdplayer_type = 0;
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if (!cdplayer_type) {
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static const GTypeInfo cdplayer_info = {
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sizeof(CDPlayerClass),
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NULL,
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NULL,
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(GClassInitFunc)cdplayer_class_init,
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NULL,
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NULL,
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sizeof(CDPlayer),
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0,
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(GInstanceInitFunc)cdplayer_init,
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NULL
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};
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if (!cdplayer_type) {
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static const GTypeInfo cdplayer_info = {
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sizeof (CDPlayerClass),
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NULL,
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NULL,
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(GClassInitFunc) cdplayer_class_init,
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NULL,
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NULL,
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sizeof (CDPlayer),
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0,
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(GInstanceInitFunc) cdplayer_init,
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NULL
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};
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cdplayer_type = g_type_register_static(GST_TYPE_BIN,"CDPlayer",&cdplayer_info,0);
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}
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cdplayer_type = g_type_register_static (GST_TYPE_BIN, "CDPlayer", &cdplayer_info, 0);
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}
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return cdplayer_type;
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return cdplayer_type;
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}
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static void cdplayer_class_init(CDPlayerClass *klass)
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static void
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cdplayer_class_init (CDPlayerClass * klass)
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{
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GObjectClass *gobject_klass;
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GstElementClass *gstelement_klass;
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GstBinClass *gstbin_klass;
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GObjectClass *gobject_klass;
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GstElementClass *gstelement_klass;
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GstBinClass *gstbin_klass;
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gobject_klass = (GObjectClass *)klass;
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gstelement_klass = (GstElementClass *)klass;
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gstbin_klass = (GstBinClass *)klass;
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gobject_klass = (GObjectClass *) klass;
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gstelement_klass = (GstElementClass *) klass;
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gstbin_klass = (GstBinClass *) klass;
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parent_class = g_type_class_ref(gst_bin_get_type());
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parent_class = g_type_class_ref (gst_bin_get_type ());
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gobject_klass->dispose = GST_DEBUG_FUNCPTR(cdplayer_dispose);
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gobject_klass->dispose = GST_DEBUG_FUNCPTR (cdplayer_dispose);
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gstelement_klass->change_state = GST_DEBUG_FUNCPTR(cdplayer_change_state);
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gstbin_klass->iterate = GST_DEBUG_FUNCPTR(cdplayer_iterate);
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gstelement_klass->change_state = GST_DEBUG_FUNCPTR (cdplayer_change_state);
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gstbin_klass->iterate = GST_DEBUG_FUNCPTR (cdplayer_iterate);
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g_object_class_install_property(gobject_klass,ARG_DEVICE,g_param_spec_string("device","device","CDROM device",NULL,G_PARAM_READWRITE));
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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));
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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));
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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));
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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));
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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));
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gobject_klass->set_property = cdplayer_set_property;
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gobject_klass->get_property = cdplayer_get_property;
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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);
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g_object_class_install_property (gobject_klass, ARG_DEVICE,
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g_param_spec_string ("device", "device", "CDROM device", NULL,
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G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_NUM_TRACKS,
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g_param_spec_int ("num_tracks", "num_tracks", "Number of Tracks",
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G_MININT, G_MAXINT, 0, G_PARAM_READABLE));
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g_object_class_install_property (gobject_klass, ARG_START_TRACK,
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g_param_spec_int ("start_track", "start_track",
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"Track to start playback on", 1,
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CDPLAYER_MAX_TRACKS - 1, 1,
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G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_END_TRACK,
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g_param_spec_int ("end_track", "end_track",
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"Track to end playback on", 0,
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CDPLAYER_MAX_TRACKS - 1, 0,
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G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_CURRENT_TRACK,
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g_param_spec_int ("current_track", "current_track",
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"Current track playing", 1,
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CDPLAYER_MAX_TRACKS - 1, 1, G_PARAM_READABLE));
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g_object_class_install_property (gobject_klass, ARG_CDDB_DISCID,
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g_param_spec_uint ("cddb_discid", "cddb_discid", "CDDB Disc ID",
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0, G_MAXUINT, 1, G_PARAM_READABLE));
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gobject_klass->set_property = cdplayer_set_property;
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gobject_klass->get_property = cdplayer_get_property;
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cdplayer_signals[TRACK_CHANGE] =
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g_signal_new ("track_change", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (CDPlayerClass, track_change), NULL, NULL,
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gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
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return;
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return;
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}
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static void cdplayer_init(CDPlayer *cdp)
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static void
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cdplayer_init (CDPlayer * cdp)
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{
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cdp->device = g_strdup("/dev/cdrom");
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cdp->num_tracks = -1;
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cdp->start_track = 1;
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cdp->end_track = 0;
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cdp->current_track = 1;
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cdp->device = g_strdup ("/dev/cdrom");
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cdp->num_tracks = -1;
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cdp->start_track = 1;
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cdp->end_track = 0;
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cdp->current_track = 1;
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cdp->paused = FALSE;
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cdp->paused = FALSE;
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// GST_FLAG_SET(cdp,GST_BIN_FLAG_MANAGER);
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GST_FLAG_SET (cdp, GST_BIN_FLAG_MANAGER);
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return;
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return;
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}
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static void cdplayer_set_property(GObject *object,guint prop_id,const GValue *value,GParamSpec *spec)
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static void
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cdplayer_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * spec)
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{
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CDPlayer *cdp;
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CDPlayer *cdp;
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g_return_if_fail(GST_IS_CDPLAYER(object));
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g_return_if_fail (GST_IS_CDPLAYER (object));
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cdp = CDPLAYER(object);
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cdp = CDPLAYER (object);
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switch (prop_id) {
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case ARG_DEVICE:
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switch (prop_id) {
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case ARG_DEVICE:
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// FIXME prolly should uhh.. stop it or something
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if (cdp->device) {
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g_free(cdp->device);
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}
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cdp->device = g_strdup(g_value_get_string(value));
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break;
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case ARG_START_TRACK:
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if (cdp->device) {
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g_free (cdp->device);
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}
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cdp->device = g_strdup (g_value_get_string (value));
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break;
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case ARG_START_TRACK:
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// FIXME prolly should uhh.. restart play, i guess... or something whatever
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// FIXME we should only set current_track if its not playing...
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cdp->current_track = cdp->start_track = g_value_get_int(value);
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break;
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case ARG_END_TRACK:
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cdp->current_track = cdp->start_track = g_value_get_int (value);
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break;
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case ARG_END_TRACK:
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// FIXME prolly should restart play, maybe, or try to set it without interrupt..
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cdp->end_track = g_value_get_int(value);
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break;
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default:
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break;
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}
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cdp->end_track = g_value_get_int (value);
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break;
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default:
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break;
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}
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return;
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return;
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}
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static void cdplayer_get_property(GObject *object,guint prop_id,GValue *value,GParamSpec *spec)
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static void
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cdplayer_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * spec)
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{
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CDPlayer *cdp;
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CDPlayer *cdp;
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g_return_if_fail(GST_IS_CDPLAYER(object));
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g_return_if_fail (GST_IS_CDPLAYER (object));
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cdp = CDPLAYER(object);
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cdp = CDPLAYER (object);
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switch (prop_id) {
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case ARG_DEVICE:
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g_value_set_string(value,cdp->device);
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break;
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case ARG_NUM_TRACKS:
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g_value_set_int(value,cdp->num_tracks);
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break;
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case ARG_START_TRACK:
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g_value_set_int(value,cdp->start_track);
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break;
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case ARG_END_TRACK:
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g_value_set_int(value,cdp->end_track);
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case ARG_CURRENT_TRACK:
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g_value_set_int(value,cdp->current_track);
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break;
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case ARG_CDDB_DISCID:
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g_value_set_uint(value,cdp->cddb_discid);
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default:
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break;
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}
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switch (prop_id) {
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case ARG_DEVICE:
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g_value_set_string (value, cdp->device);
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break;
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case ARG_NUM_TRACKS:
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g_value_set_int (value, cdp->num_tracks);
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break;
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case ARG_START_TRACK:
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g_value_set_int (value, cdp->start_track);
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break;
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case ARG_END_TRACK:
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g_value_set_int (value, cdp->end_track);
|
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case ARG_CURRENT_TRACK:
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g_value_set_int (value, cdp->current_track);
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break;
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case ARG_CDDB_DISCID:
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g_value_set_uint (value, cdp->cddb_discid);
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default:
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break;
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}
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return;
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return;
|
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}
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|
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static void cdplayer_dispose(GObject *object)
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static void
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cdplayer_dispose (GObject * object)
|
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{
|
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CDPlayer *cdp;
|
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CDPlayer *cdp;
|
||||
|
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g_return_if_fail(GST_IS_CDPLAYER(object));
|
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g_return_if_fail (GST_IS_CDPLAYER (object));
|
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|
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cdp = CDPLAYER(object);
|
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g_free(cdp->device);
|
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cdp = CDPLAYER (object);
|
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g_free (cdp->device);
|
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|
||||
if (G_OBJECT_CLASS(parent_class)->dispose) {
|
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G_OBJECT_CLASS(parent_class)->dispose(object);
|
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}
|
||||
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;
|
||||
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;
|
||||
}
|
||||
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);
|
||||
}
|
||||
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 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;
|
||||
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);
|
||||
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);
|
||||
g_return_val_if_fail (GST_IS_CDPLAYER (element), GST_STATE_FAILURE);
|
||||
|
||||
cdp = CDPLAYER(element);
|
||||
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;
|
||||
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;
|
||||
}
|
||||
|
||||
if (GST_ELEMENT_CLASS(parent_class)->change_state) {
|
||||
GST_ELEMENT_CLASS(parent_class)->change_state(element);
|
||||
cdp->paused = TRUE;
|
||||
}
|
||||
|
||||
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");
|
||||
|
||||
return TRUE;
|
||||
gst_plugin_set_longname (plugin, "CD Player");
|
||||
|
||||
return TRUE;
|
||||
|
||||
}
|
||||
|
||||
GstPluginDesc plugin_desc = {
|
||||
GST_VERSION_MAJOR,
|
||||
GST_VERSION_MINOR,
|
||||
"cdplayer",
|
||||
plugin_init
|
||||
GST_VERSION_MAJOR,
|
||||
GST_VERSION_MINOR,
|
||||
"cdplayer",
|
||||
plugin_init
|
||||
};
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue