mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 13:21:28 +00:00
505 lines
13 KiB
C
505 lines
13 KiB
C
#include <config.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <gnome.h>
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#include "gstmediaplay.h"
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#include "callbacks.h"
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static void gst_media_play_class_init (GstMediaPlayClass *klass);
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static void gst_media_play_init (GstMediaPlay *play);
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static void gst_media_play_set_arg (GtkObject *object, GtkArg *arg, guint id);
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static void gst_media_play_get_arg (GtkObject *object, GtkArg *arg, guint id);
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static void gst_media_play_frame_displayed (GstPlay *play, GstMediaPlay *mplay);
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static void gst_media_play_state_changed (GstPlay *play, GstPlayState state, GstMediaPlay *mplay);
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static void gst_media_play_slider_changed (GtkAdjustment *adj, GstMediaPlay *mplay);
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static void update_buttons (GstMediaPlay *mplay, GstPlayState state);
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static void update_slider (GstMediaPlay *mplay, GtkAdjustment *adjustment, gfloat value);
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/* signals and args */
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enum {
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LAST_SIGNAL
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};
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enum {
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ARG_0,
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};
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static void
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target_drag_data_received (GtkWidget *widget,
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GdkDragContext *context,
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gint x,
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gint y,
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GtkSelectionData *data,
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guint info,
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guint time,
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GstMediaPlay *play)
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{
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g_print ("Got: %s\n", data->data);
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gdk_threads_leave ();
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gst_media_play_start_uri (play, g_strchomp (data->data));
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gdk_threads_enter ();
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}
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static GtkTargetEntry target_table[] = {
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{ "text/plain", 0, 0 }
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};
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static GtkObject *parent_class = NULL;
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//static guint gst_media_play_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gst_media_play_get_type (void)
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{
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static GtkType play_type = 0;
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if (!play_type) {
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static const GtkTypeInfo play_info = {
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"GstMediaPlay",
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sizeof (GstMediaPlay),
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sizeof (GstMediaPlayClass),
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(GtkClassInitFunc) gst_media_play_class_init,
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(GtkObjectInitFunc) gst_media_play_init,
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NULL,
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NULL,
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(GtkClassInitFunc) NULL,
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};
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play_type = gtk_type_unique (gtk_object_get_type(), &play_info);
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}
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return play_type;
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}
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static void
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gst_media_play_class_init (GstMediaPlayClass *klass)
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{
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GtkObjectClass *object_class;
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parent_class = gtk_type_class (gtk_object_get_type ());
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object_class = (GtkObjectClass*) klass;
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object_class->set_arg = gst_media_play_set_arg;
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object_class->get_arg = gst_media_play_get_arg;
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}
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typedef struct {
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GstMediaPlay *play;
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GModule *symbols;
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} connect_struct;
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/* we need more control here so... */
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static void
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gst_media_play_connect_func (const gchar *handler_name,
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GtkObject *object,
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const gchar *signal_name,
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const gchar *signal_data,
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GtkObject *connect_object,
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gboolean after,
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gpointer user_data)
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{
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GtkSignalFunc func;
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connect_struct *data = (connect_struct *) user_data;
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if (!g_module_symbol (data->symbols, handler_name, (gpointer *)&func))
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g_warning ("gsteditorproperty: could not find signal handler '%s'.", handler_name);
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else {
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if (after)
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gtk_signal_connect_after (object, signal_name, func, (gpointer) data->play);
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else
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gtk_signal_connect (object, signal_name, func, (gpointer) data->play);
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}
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}
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static void
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gst_media_play_init (GstMediaPlay *mplay)
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{
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GModule *symbols;
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connect_struct data;
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struct stat statbuf;
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/* load the interface */
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if (stat (DATADIR"gstmediaplay.glade", &statbuf) == 0) {
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mplay->xml = glade_xml_new (DATADIR"gstmediaplay.glade", "gstplay");
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}
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else {
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mplay->xml = glade_xml_new ("gstmediaplay.glade", "gstplay");
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}
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g_assert (mplay->xml != NULL);
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mplay->slider = glade_xml_get_widget (mplay->xml, "slider");
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g_assert (mplay->slider != NULL);
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{
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GtkArg arg;
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GtkRange *range;
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arg.name = "adjustment";
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gtk_object_getv (GTK_OBJECT (mplay->slider), 1, &arg);
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range = GTK_RANGE (GTK_VALUE_POINTER (arg));
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mplay->adjustment = gtk_range_get_adjustment (range);
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gtk_signal_connect (GTK_OBJECT (mplay->adjustment), "value_changed",
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GTK_SIGNAL_FUNC (gst_media_play_slider_changed), mplay);
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}
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mplay->play_button = glade_xml_get_widget (mplay->xml, "toggle_play");
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g_assert (mplay->play_button != NULL);
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mplay->pause_button = glade_xml_get_widget (mplay->xml, "toggle_pause");
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g_assert (mplay->pause_button != NULL);
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mplay->stop_button = glade_xml_get_widget (mplay->xml, "toggle_stop");
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g_assert (mplay->stop_button != NULL);
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mplay->window = glade_xml_get_widget (mplay->xml, "gstplay");
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g_assert (mplay->window != NULL);
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gtk_drag_dest_set (mplay->window,
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GTK_DEST_DEFAULT_ALL,
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target_table, 1,
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GDK_ACTION_COPY);
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gtk_signal_connect (GTK_OBJECT (mplay->window), "drag_data_received",
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GTK_SIGNAL_FUNC (target_drag_data_received),
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mplay);
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mplay->play = gst_play_new();
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gtk_signal_connect (GTK_OBJECT (mplay->play), "frame_displayed",
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GTK_SIGNAL_FUNC (gst_media_play_frame_displayed),
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mplay);
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gtk_signal_connect (GTK_OBJECT (mplay->play), "audio_played",
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GTK_SIGNAL_FUNC (gst_media_play_frame_displayed),
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mplay);
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gtk_signal_connect (GTK_OBJECT (mplay->play), "playing_state_changed",
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GTK_SIGNAL_FUNC (gst_media_play_state_changed),
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mplay);
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gnome_dock_set_client_area (GNOME_DOCK (glade_xml_get_widget(mplay->xml, "dock1")),
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GTK_WIDGET (mplay->play));
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gtk_widget_show (GTK_WIDGET (mplay->play));
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mplay->status = (GstStatusArea *) glade_xml_get_widget (mplay->xml, "status_area");
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gst_status_area_set_state (mplay->status, GST_STATUS_AREA_STATE_INIT);
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gst_status_area_set_playtime (mplay->status, "00:00 / 00:00");
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symbols = g_module_open (NULL, 0);
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data.play = mplay;
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data.symbols = symbols;
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glade_xml_signal_autoconnect_full (mplay->xml, gst_media_play_connect_func, &data);
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mplay->last_time = 0;
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}
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GstMediaPlay *
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gst_media_play_new ()
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{
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return GST_MEDIA_PLAY (gtk_type_new (GST_TYPE_MEDIA_PLAY));
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}
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static void
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gst_media_play_update_status_area (GstMediaPlay *play,
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gulong current_time,
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gulong total_time)
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{
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gchar time[14];
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sprintf (time, "%02lu:%02lu / %02lu:%02lu",
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current_time / 60, current_time % 60,
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total_time / 60, total_time % 60);
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gst_status_area_set_playtime (play->status, time);
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}
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void
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gst_media_play_start_uri (GstMediaPlay *play,
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const guchar *uri)
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{
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GstPlayReturn ret;
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g_return_if_fail (play != NULL);
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g_return_if_fail (GST_IS_MEDIA_PLAY (play));
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if (uri != NULL) {
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ret = gst_play_set_uri (play->play, uri);
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if (!gst_play_media_can_seek (play->play)) {
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gtk_widget_set_sensitive (play->slider, FALSE);
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}
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gtk_window_set_title (GTK_WINDOW (play->window),
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g_strconcat ( "Gstplay - ", uri, NULL));
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gst_play_play (play->play);
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}
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}
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typedef struct {
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GtkWidget *selection;
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GstMediaPlay *play;
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} file_select;
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static void
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on_load_file_selected (GtkWidget *button,
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file_select *data)
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{
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GtkWidget *selector = data->selection;
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GstMediaPlay *play = data->play;
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gchar *file_name = gtk_file_selection_get_filename (GTK_FILE_SELECTION (selector));
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gdk_threads_leave();
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gst_media_play_start_uri (play, file_name);
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gdk_threads_enter();
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g_free (data);
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}
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void
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on_open2_activate (GtkWidget *widget,
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GstMediaPlay *play)
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{
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GtkWidget *file_selector;
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file_select *file_data = g_new0 (file_select, 1);
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file_selector = gtk_file_selection_new ("Please select a file to load.");
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file_data->selection = file_selector;
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file_data->play = play;
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gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (file_selector)->ok_button),
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"clicked", GTK_SIGNAL_FUNC (on_load_file_selected),
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file_data);
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/* Ensure that the dialog box is destroyed when the user clicks a button. */
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gtk_signal_connect_object (GTK_OBJECT (GTK_FILE_SELECTION (file_selector)->ok_button),
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"clicked", GTK_SIGNAL_FUNC (gtk_widget_destroy),
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(gpointer) file_selector);
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gtk_signal_connect_object (GTK_OBJECT (GTK_FILE_SELECTION (file_selector)->cancel_button),
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"clicked", GTK_SIGNAL_FUNC (gtk_widget_destroy),
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(gpointer) file_selector);
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/* Display that dialog */
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gtk_widget_show (file_selector);
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}
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static void
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gst_media_play_set_arg (GtkObject *object,
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GtkArg *arg,
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guint id)
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{
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GstMediaPlay *play;
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play = GST_MEDIA_PLAY (object);
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switch (id) {
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default:
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g_warning ("GstMediaPlay: unknown arg!");
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break;
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}
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}
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static void
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gst_media_play_get_arg (GtkObject *object,
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GtkArg *arg,
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guint id)
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{
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GstMediaPlay *play;
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play = GST_MEDIA_PLAY (object);
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switch (id) {
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default:
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arg->type = GTK_TYPE_INVALID;
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break;
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}
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}
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static void
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gst_media_play_state_changed (GstPlay *play,
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GstPlayState state,
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GstMediaPlay *mplay)
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{
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GstStatusAreaState area_state;
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g_return_if_fail (GST_IS_PLAY (play));
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g_return_if_fail (GST_IS_MEDIA_PLAY (mplay));
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gdk_threads_enter ();
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update_buttons (mplay, state);
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switch (state) {
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case GST_PLAY_STOPPED:
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area_state = GST_STATUS_AREA_STATE_STOPPED;
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break;
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case GST_PLAY_PLAYING:
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area_state = GST_STATUS_AREA_STATE_PLAYING;
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break;
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case GST_PLAY_PAUSED:
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area_state = GST_STATUS_AREA_STATE_PAUSED;
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break;
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default:
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area_state = GST_STATUS_AREA_STATE_INIT;
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}
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gst_status_area_set_state (mplay->status, area_state);
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gdk_threads_leave ();
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}
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void
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on_gst_media_play_destroy (GtkWidget *widget, GstMediaPlay *mplay)
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{
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gst_main_quit ();
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}
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void
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on_exit_menu_activate (GtkWidget *widget, GstMediaPlay *mplay)
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{
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gdk_threads_leave ();
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gst_play_stop (mplay->play);
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gdk_threads_enter ();
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gst_main_quit ();
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}
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gint
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on_gst_media_play_delete_event (GtkWidget *widget,
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GdkEvent *event,
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GstMediaPlay *mplay)
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{
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gdk_threads_leave ();
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gst_play_stop (mplay->play);
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gdk_threads_enter ();
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return FALSE;
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}
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void
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on_extended1_activate (GtkCheckMenuItem *item, GstMediaPlay *mplay)
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{
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gdk_threads_leave ();
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gst_status_area_show_extended (mplay->status, item->active);
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gdk_threads_enter ();
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}
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static void
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gst_media_play_frame_displayed (GstPlay *play, GstMediaPlay *mplay)
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{
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gulong current_time;
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gulong total_time;
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gulong size, current_offset;
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g_return_if_fail (GST_IS_PLAY (play));
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g_return_if_fail (GST_IS_MEDIA_PLAY (mplay));
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current_time = gst_play_get_media_current_time (play);
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total_time = gst_play_get_media_total_time (play);
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size = gst_play_get_media_size (play);
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current_offset = gst_play_get_media_offset (play);
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//g_print ("%lu %lu %lu %lu\n", current_time, total_time, size, current_offset);
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if (current_time != mplay->last_time) {
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gdk_threads_enter ();
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gst_media_play_update_status_area (mplay, current_time, total_time);
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update_slider (mplay, mplay->adjustment, current_offset*100.0/size);
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mplay->last_time = current_time;
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gdk_threads_leave ();
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}
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}
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static void
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gst_media_play_slider_changed (GtkAdjustment *adj, GstMediaPlay *mplay)
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{
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gulong size;
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g_return_if_fail (GST_IS_MEDIA_PLAY (mplay));
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size = gst_play_get_media_size (mplay->play);
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gst_play_media_seek (mplay->play, (int)(adj->value*size/100.0));
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}
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void
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on_toggle_play_toggled (GtkToggleButton *togglebutton, GstMediaPlay *play)
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{
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gdk_threads_leave ();
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gst_play_play (play->play);
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gdk_threads_enter ();
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update_buttons (play, GST_PLAY_STATE(play->play));
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}
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void
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on_toggle_pause_toggled (GtkToggleButton *togglebutton, GstMediaPlay *play)
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{
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gdk_threads_leave ();
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gst_play_pause (play->play);
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gdk_threads_enter ();
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update_buttons (play, GST_PLAY_STATE(play->play));
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}
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void
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on_toggle_stop_toggled (GtkToggleButton *togglebutton, GstMediaPlay *play)
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{
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gdk_threads_leave ();
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gst_play_stop (play->play);
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gdk_threads_enter ();
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update_buttons (play, GST_PLAY_STATE(play->play));
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}
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static void
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update_buttons (GstMediaPlay *mplay, GstPlayState state)
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{
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gtk_signal_handler_block_by_func (GTK_OBJECT (mplay->play_button),
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GTK_SIGNAL_FUNC (on_toggle_play_toggled),
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mplay);
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gtk_signal_handler_block_by_func (GTK_OBJECT (mplay->pause_button),
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GTK_SIGNAL_FUNC (on_toggle_pause_toggled),
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mplay);
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gtk_signal_handler_block_by_func (GTK_OBJECT (mplay->stop_button),
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GTK_SIGNAL_FUNC (on_toggle_stop_toggled),
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mplay);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->play_button), FALSE);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->pause_button), FALSE);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->stop_button), FALSE);
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if (state == GST_PLAY_PLAYING) {
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->play_button), TRUE);
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}
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else if (state == GST_PLAY_PAUSED) {
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->pause_button), TRUE);
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}
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else if (state == GST_PLAY_STOPPED) {
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mplay->stop_button), TRUE);
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}
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gtk_signal_handler_unblock_by_func (GTK_OBJECT (mplay->play_button),
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GTK_SIGNAL_FUNC (on_toggle_play_toggled),
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mplay);
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gtk_signal_handler_unblock_by_func (GTK_OBJECT (mplay->pause_button),
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GTK_SIGNAL_FUNC (on_toggle_pause_toggled),
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mplay);
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gtk_signal_handler_unblock_by_func (GTK_OBJECT (mplay->stop_button),
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GTK_SIGNAL_FUNC (on_toggle_stop_toggled),
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mplay);
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}
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static void
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update_slider (GstMediaPlay *mplay,
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GtkAdjustment *adjustment,
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gfloat value)
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{
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gtk_signal_handler_block_by_func (GTK_OBJECT (adjustment),
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GTK_SIGNAL_FUNC (gst_media_play_slider_changed),
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mplay);
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gtk_adjustment_set_value (adjustment, value);
|
|
gtk_signal_handler_unblock_by_func (GTK_OBJECT (adjustment),
|
|
GTK_SIGNAL_FUNC (gst_media_play_slider_changed),
|
|
mplay);
|
|
}
|