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-rw-r--r--examples/seeking/cdplayer.c303
1 files changed, 0 insertions, 303 deletions
diff --git a/examples/seeking/cdplayer.c b/examples/seeking/cdplayer.c
deleted file mode 100644
index 21fa302d..00000000
--- a/examples/seeking/cdplayer.c
+++ /dev/null
@@ -1,303 +0,0 @@
-#include <stdlib.h>
-#include <glib.h>
-#include <gtk/gtk.h>
-#include <gst/gst.h>
-#include <string.h>
-
-static GList *seekable_elements = NULL;
-
-static GstElement *pipeline;
-static GtkAdjustment *adjustment;
-static gboolean stats = FALSE;
-static guint64 duration;
-
-static guint update_id;
-
-#define UPDATE_INTERVAL 500
-
-static GstElement *
-make_cdaudio_pipeline (void)
-{
- GstElement *cdaudio;
-
- cdaudio = gst_element_factory_make ("cdaudio", "cdaudio");
- g_assert (cdaudio != NULL);
-
- seekable_elements = g_list_prepend (seekable_elements, cdaudio);
-
- return cdaudio;
-}
-
-static gchar *
-format_value (GtkScale * scale, gdouble value)
-{
- gint64 real;
- gint64 seconds;
- gint64 subseconds;
-
- real = value * duration / 100;
- seconds = (gint64) real / GST_SECOND;
- subseconds = (gint64) real / (GST_SECOND / 100);
-
- return g_strdup_printf ("%02" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ":%02"
- G_GINT64_FORMAT, seconds / 60, seconds % 60, subseconds % 100);
-}
-
-typedef struct
-{
- const gchar *name;
- const GstFormat format;
-}
-seek_format;
-
-static seek_format seek_formats[] = {
- {"tim", GST_FORMAT_TIME},
- {"byt", GST_FORMAT_BYTES},
- {"buf", GST_FORMAT_BUFFERS},
- {"def", GST_FORMAT_DEFAULT},
- {NULL, 0},
-};
-
-
-G_GNUC_UNUSED static void
-query_durations ()
-{
- GList *walk = seekable_elements;
-
- while (walk) {
- GstElement *element = GST_ELEMENT (walk->data);
- gint i = 0;
-
- g_print ("durations %8.8s: ", GST_ELEMENT_NAME (element));
- while (seek_formats[i].name) {
- gboolean res;
- gint64 value;
- GstFormat format;
-
- format = seek_formats[i].format;
- res = gst_element_query (element, GST_QUERY_TOTAL, &format, &value);
- if (res) {
- g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
- } else {
- g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
- }
- i++;
- }
- g_print (" %s\n", GST_ELEMENT_NAME (element));
- walk = g_list_next (walk);
- }
-}
-
-G_GNUC_UNUSED static void
-query_positions ()
-{
- GList *walk = seekable_elements;
-
- while (walk) {
- GstElement *element = GST_ELEMENT (walk->data);
- gint i = 0;
-
- g_print ("positions %8.8s: ", GST_ELEMENT_NAME (element));
- while (seek_formats[i].name) {
- gboolean res;
- gint64 value;
- GstFormat format;
-
- format = seek_formats[i].format;
- res = gst_element_query (element, GST_QUERY_POSITION, &format, &value);
- if (res) {
- g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
- } else {
- g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
- }
- i++;
- }
- g_print (" %s\n", GST_ELEMENT_NAME (element));
- walk = g_list_next (walk);
- }
-}
-
-static gboolean
-update_scale (gpointer data)
-{
- GstClock *clock;
- guint64 position = 0;
- GstFormat format = GST_FORMAT_TIME;
-
- duration = 0;
- clock = gst_bin_get_clock (GST_BIN (pipeline));
-
- if (seekable_elements) {
- GstElement *element = GST_ELEMENT (seekable_elements->data);
-
- gst_element_query (element, GST_QUERY_TOTAL, &format, &duration);
- gst_element_query (element, GST_QUERY_POSITION, &format, &position);
- }
-
- if (stats) {
- if (clock)
- g_print ("clock: %13" G_GUINT64_FORMAT " (%s)\n",
- position, gst_object_get_name (GST_OBJECT (clock)));
- query_durations ();
- query_positions ();
- }
- if (duration > 0) {
- gtk_adjustment_set_value (adjustment, position * 100.0 / duration);
- }
-
- return TRUE;
-}
-
-static gboolean
-iterate (gpointer data)
-{
- gboolean res = TRUE;
-
- g_print ("iterate\n");
- res = gst_bin_iterate (GST_BIN (data));
- if (!res) {
- gtk_timeout_remove (update_id);
- g_print ("stopping iterations\n");
- }
- return res;
-}
-
-static gboolean
-start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
-{
- gst_element_set_state (pipeline, GST_STATE_PAUSED);
- gtk_timeout_remove (update_id);
-
- return FALSE;
-}
-
-static gboolean
-stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
-{
- gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
- gboolean res;
- GstEvent *s_event;
- GList *walk = seekable_elements;
-
- while (walk) {
- GstElement *seekable = GST_ELEMENT (walk->data);
-
- g_print ("seek to %" G_GINT64_FORMAT " on element %s\n", real,
- GST_ELEMENT_NAME (seekable));
- s_event =
- gst_event_new_seek (GST_FORMAT_TIME | GST_SEEK_METHOD_SET |
- GST_SEEK_FLAG_FLUSH, real);
-
- res = gst_element_send_event (seekable, s_event);
-
- walk = g_list_next (walk);
- }
-
- gst_element_set_state (pipeline, GST_STATE_PLAYING);
- if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE))
- gtk_idle_add ((GtkFunction) iterate, pipeline);
- update_id =
- gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
-
- return FALSE;
-}
-
-static void
-play_cb (GtkButton * button, gpointer data)
-{
- if (gst_element_get_state (pipeline) != GST_STATE_PLAYING) {
- gst_element_set_state (pipeline, GST_STATE_PLAYING);
- if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE))
- gtk_idle_add ((GtkFunction) iterate, pipeline);
- update_id =
- gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
- }
-}
-
-static void
-pause_cb (GtkButton * button, gpointer data)
-{
- if (gst_element_get_state (pipeline) != GST_STATE_PAUSED) {
- gst_element_set_state (pipeline, GST_STATE_PAUSED);
- gtk_timeout_remove (update_id);
- }
-}
-
-static void
-stop_cb (GtkButton * button, gpointer data)
-{
- if (gst_element_get_state (pipeline) != GST_STATE_READY) {
- gst_element_set_state (pipeline, GST_STATE_READY);
- gtk_timeout_remove (update_id);
- }
-}
-
-int
-main (int argc, char **argv)
-{
- GtkWidget *window, *hbox, *vbox,
- *play_button, *pause_button, *stop_button, *hscale;
- struct poptOption options[] = {
- {"stats", 's', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &stats, 0,
- "Show element stats", NULL},
- POPT_TABLEEND
- };
-
- gst_init_with_popt_table (&argc, &argv, options);
- gtk_init (&argc, &argv);
-
- pipeline = make_cdaudio_pipeline ();
-
- g_signal_connect (pipeline, "deep_notify",
- G_CALLBACK (gst_element_default_deep_notify), NULL);
- g_signal_connect (pipeline, "error", G_CALLBACK (gst_element_default_error),
- NULL);
-
- /* initialize gui elements ... */
- window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- hbox = gtk_hbox_new (FALSE, 0);
- vbox = gtk_vbox_new (FALSE, 0);
- play_button = gtk_button_new_with_label ("play");
- pause_button = gtk_button_new_with_label ("pause");
- stop_button = gtk_button_new_with_label ("stop");
-
- adjustment =
- GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, 100.0, 0.1, 1.0, 1.0));
- hscale = gtk_hscale_new (adjustment);
- gtk_scale_set_digits (GTK_SCALE (hscale), 2);
- gtk_range_set_update_policy (GTK_RANGE (hscale), GTK_UPDATE_CONTINUOUS);
-
- gtk_signal_connect (GTK_OBJECT (hscale),
- "button_press_event", G_CALLBACK (start_seek), pipeline);
- gtk_signal_connect (GTK_OBJECT (hscale),
- "button_release_event", G_CALLBACK (stop_seek), pipeline);
- gtk_signal_connect (GTK_OBJECT (hscale),
- "format_value", G_CALLBACK (format_value), pipeline);
-
- /* do the packing stuff ... */
- gtk_window_set_default_size (GTK_WINDOW (window), 96, 96);
- gtk_container_add (GTK_CONTAINER (window), vbox);
- gtk_container_add (GTK_CONTAINER (vbox), hbox);
- gtk_box_pack_start (GTK_BOX (hbox), play_button, FALSE, FALSE, 2);
- gtk_box_pack_start (GTK_BOX (hbox), pause_button, FALSE, FALSE, 2);
- gtk_box_pack_start (GTK_BOX (hbox), stop_button, FALSE, FALSE, 2);
- gtk_box_pack_start (GTK_BOX (vbox), hscale, TRUE, TRUE, 2);
-
- /* connect things ... */
- g_signal_connect (G_OBJECT (play_button), "clicked", G_CALLBACK (play_cb),
- pipeline);
- g_signal_connect (G_OBJECT (pause_button), "clicked", G_CALLBACK (pause_cb),
- pipeline);
- g_signal_connect (G_OBJECT (stop_button), "clicked", G_CALLBACK (stop_cb),
- pipeline);
- g_signal_connect (G_OBJECT (window), "delete_event", gtk_main_quit, NULL);
-
- /* show the gui. */
- gtk_widget_show_all (window);
-
- gtk_main ();
-
- gst_element_set_state (pipeline, GST_STATE_NULL);
-
- return 0;
-}
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