Commit b5f578ca authored by Wim Taymans's avatar Wim Taymans

Removed the old seeking example

Original commit message from CVS:
Removed the old seeking example
parent 213772ba
SUBDIRS=seeking ##autoplug
SUBDIRS=#seeking ##autoplug
##DIST_SUBDIRS=##autoplug
GST_PLUGIN_PATH=$(shell cd $(top_builddir) && pwd)
......
SUBDIRS=seeking ##autoplug
SUBDIRS=#seeking ##autoplug
##DIST_SUBDIRS=##autoplug
GST_PLUGIN_PATH=$(shell cd $(top_builddir) && pwd)
......
testprogs = seek1
TESTS = $(testprogs)
check_PROGRAMS = $(testprogs)
# we have nothing but apps here, we can do this safely
LIBS = $(GST_LIBS) $(GTK_LIBS)
CFLAGS = $(GST_CFLAGS) $(GTK_CFLAGS)
This diff is collapsed.
#include <glib.h>
#include <gtk/gtk.h>
#include <gst/gst.h>
static GstElement *src, *decoder, *osssink, *pipeline;
static guint64 duration, position;
static GtkAdjustment *adjustment;
static guint update_id;
static gboolean block;
static gchar*
format_value (GtkScale *scale,
gdouble value)
{
gint real = value * duration / 100;
gint seconds = (gint) real/1000000;
gint subseconds = (gint) real/10000;
return g_strdup_printf ("%02d:%02d:%02d",
seconds/60,
seconds%60,
subseconds%100);
}
static gboolean
update_scale (gpointer data)
{
GstEvent *event;
gboolean res;
event = gst_event_new_duration (GST_SEEK_FORMAT_TIME);
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"), event);
if (res) {
duration = GST_EVENT_DURATION_VALUE (event);
}
gst_event_free (event);
event = gst_event_new_position (GST_SEEK_FORMAT_TIME);
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"), event);
if (res) {
position = GST_EVENT_POSITION_VALUE (event);
}
gst_event_free (event);
if (duration > 0) {
block = TRUE;
gtk_adjustment_set_value (adjustment, position * 100.0 / duration);
block = FALSE;
}
return TRUE;
}
static gboolean
iterate (gpointer data)
{
gboolean res;
res = gst_bin_iterate (GST_BIN (data));
if (!res) {
gtk_timeout_remove (update_id);
}
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)
{
gint real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
gboolean res;
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"),
gst_event_new_seek (GST_SEEK_FORMAT_TIME |
GST_SEEK_METHOD_SET |
GST_SEEK_FLAG_FLUSH, real));
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (100, (GtkFunction) update_scale, pipeline);
return FALSE;
}
static void
play_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (100, (GtkFunction) update_scale, pipeline);
}
static void
pause_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
gtk_timeout_remove (update_id);
}
static void
stop_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_READY);
gtk_timeout_remove (update_id);
}
int
main (int argc, char **argv)
{
guint channels;
GtkWidget *window, *hbox, *play_button, *pause_button, *stop_button, *quit_button, *hscale;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
if (argc != 2) {
g_print ("usage: %s <mp3-filename>\n", argv[0]);
exit (-1);
}
src = gst_element_factory_make ("filesrc", "filesrc");
decoder = gst_element_factory_make ("vorbisdec", "decoder");
osssink = gst_element_factory_make ("osssink", "osssink");
g_object_set (G_OBJECT (src), "location", argv[1], NULL);
g_object_set (G_OBJECT (osssink), "fragment", 0x00180008, NULL);
g_object_get (G_OBJECT (osssink), "channels", &channels, NULL);
pipeline = gst_pipeline_new ("app");
gst_bin_add (GST_BIN (pipeline), src);
gst_bin_add (GST_BIN (pipeline), decoder);
gst_bin_add (GST_BIN (pipeline), osssink);
gst_element_connect (src, decoder);
gst_element_connect (decoder, osssink);
/* initialize gui elements ... */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
hbox = gtk_hbox_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");
quit_button = gtk_button_new_with_label ("quit");
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), osssink);
gtk_signal_connect(GTK_OBJECT(hscale),
"button_release_event", G_CALLBACK (stop_seek), osssink);
gtk_signal_connect(GTK_OBJECT(hscale),
"format_value", G_CALLBACK (format_value), osssink);
/* do the packing stuff ... */
gtk_window_set_default_size (GTK_WINDOW (window), 96, 96);
gtk_container_add (GTK_CONTAINER (window), 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 (hbox), quit_button, FALSE, FALSE, 2);
gtk_box_pack_start (GTK_BOX (hbox), 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 (quit_button), "clicked", gtk_main_quit, NULL);
/* show the gui. */
gtk_widget_show (play_button);
gtk_widget_show (pause_button);
gtk_widget_show (stop_button);
gtk_widget_show (quit_button);
gtk_widget_show (hscale);
gtk_widget_show (hbox);
gtk_widget_show (window);
gtk_main ();
return 0;
}
#include <glib.h>
#include <gtk/gtk.h>
#include <gst/gst.h>
static GstElement *src, *decoder, *osssink, *pipeline;
static guint64 duration, position;
static GtkAdjustment *adjustment;
static guint update_id;
static gboolean block;
static gchar*
format_value (GtkScale *scale,
gdouble value)
{
gint real = value * duration / 100;
gint seconds = (gint) real/1000000;
gint subseconds = (gint) real/10000;
return g_strdup_printf ("%02d:%02d:%02d",
seconds/60,
seconds%60,
subseconds%100);
}
static gboolean
update_scale (gpointer data)
{
GstEvent *event;
gboolean res;
event = gst_event_new_duration (GST_SEEK_FORMAT_TIME);
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"), event);
if (res) {
duration = GST_EVENT_DURATION_VALUE (event);
}
gst_event_free (event);
event = gst_event_new_position (GST_SEEK_FORMAT_TIME);
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"), event);
if (res) {
position = GST_EVENT_POSITION_VALUE (event);
}
gst_event_free (event);
if (duration > 0) {
block = TRUE;
gtk_adjustment_set_value (adjustment, position * 100.0 / duration);
block = FALSE;
}
return TRUE;
}
static gboolean
iterate (gpointer data)
{
gboolean res;
res = gst_bin_iterate (GST_BIN (data));
if (!res) {
gtk_timeout_remove (update_id);
}
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)
{
gint real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
gboolean res;
res = gst_pad_send_event (gst_element_get_pad (decoder, "src"),
gst_event_new_seek (GST_SEEK_FORMAT_TIME |
GST_SEEK_METHOD_SET |
GST_SEEK_FLAG_FLUSH, real));
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (100, (GtkFunction) update_scale, pipeline);
return FALSE;
}
static void
play_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (100, (GtkFunction) update_scale, pipeline);
}
static void
pause_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
gtk_timeout_remove (update_id);
}
static void
stop_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_READY);
gtk_timeout_remove (update_id);
}
int
main (int argc, char **argv)
{
guint channels;
GtkWidget *window, *hbox, *play_button, *pause_button, *stop_button, *quit_button, *hscale;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
if (argc != 2) {
g_print ("usage: %s <mp3-filename>\n", argv[0]);
exit (-1);
}
src = gst_element_factory_make ("filesrc", "filesrc");
decoder = gst_element_factory_make ("vorbisdec", "decoder");
osssink = gst_element_factory_make ("osssink", "osssink");
g_object_set (G_OBJECT (src), "location", argv[1], NULL);
g_object_set (G_OBJECT (osssink), "fragment", 0x00180008, NULL);
g_object_get (G_OBJECT (osssink), "channels", &channels, NULL);
pipeline = gst_pipeline_new ("app");
gst_bin_add (GST_BIN (pipeline), src);
gst_bin_add (GST_BIN (pipeline), decoder);
gst_bin_add (GST_BIN (pipeline), osssink);
gst_element_connect (src, decoder);
gst_element_connect (decoder, osssink);
/* initialize gui elements ... */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
hbox = gtk_hbox_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");
quit_button = gtk_button_new_with_label ("quit");
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), osssink);
gtk_signal_connect(GTK_OBJECT(hscale),
"button_release_event", G_CALLBACK (stop_seek), osssink);
gtk_signal_connect(GTK_OBJECT(hscale),
"format_value", G_CALLBACK (format_value), osssink);
/* do the packing stuff ... */
gtk_window_set_default_size (GTK_WINDOW (window), 96, 96);
gtk_container_add (GTK_CONTAINER (window), 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 (hbox), quit_button, FALSE, FALSE, 2);
gtk_box_pack_start (GTK_BOX (hbox), 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 (quit_button), "clicked", gtk_main_quit, NULL);
/* show the gui. */
gtk_widget_show (play_button);
gtk_widget_show (pause_button);
gtk_widget_show (stop_button);
gtk_widget_show (quit_button);
gtk_widget_show (hscale);
gtk_widget_show (hbox);
gtk_widget_show (window);
gtk_main ();
return 0;
}
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