diff options
Diffstat (limited to 'gst/playondemand/demo-mp3.c')
| -rw-r--r-- | gst/playondemand/demo-mp3.c | 134 |
1 files changed, 97 insertions, 37 deletions
diff --git a/gst/playondemand/demo-mp3.c b/gst/playondemand/demo-mp3.c index 91b9e3bf..2bb2005c 100644 --- a/gst/playondemand/demo-mp3.c +++ b/gst/playondemand/demo-mp3.c @@ -3,80 +3,140 @@ #include <gtk/gtk.h> #include <gst/gst.h> -void play (GtkButton *button, gpointer data) +#include "gstplayondemand.h" + +guint channels; +GtkWidget *window, *vbox, *play_button, *reset_button, *quit_button; +GtkWidget *hbox, *measure1_button, *measure2_button, *measure3_button, \ + *measure4_button, *measure5_button, *measure6_button, *speed_scale; +GstElement *src, *mad, *pod, *osssink, *pipeline; +GstClock *element_clock; + +void +play (GtkButton *button, gpointer data) { - g_signal_emit_by_name(G_OBJECT(data), "play", NULL, NULL); + g_signal_emit_by_name(G_OBJECT(pod), "play", NULL, NULL); } - -void reset (GtkButton *button, gpointer data) + +void +reset (GtkButton *button, gpointer data) { - g_signal_emit_by_name(G_OBJECT(data), "reset", NULL, NULL); + g_signal_emit_by_name(G_OBJECT(pod), "reset", NULL, NULL); } - -int main(int argc, char **argv) + +void +measure (GtkToggleButton *button, gpointer data) +{ + gst_play_on_demand_toggle_beat(GST_PLAYONDEMAND(pod), + GPOINTER_TO_UINT(data), 0); +} + +void +speed (GtkAdjustment *scale, gpointer data) +{ + gst_clock_set_speed(element_clock, gtk_adjustment_get_value(scale)); +} + +void +setup_pipeline (gchar *filename) { - guint channels; - GtkWidget *window, *vbox, *play_button, *reset_button, *quit_button; - GstElement *src, *mad, *pod, *osssink, *pipeline; - - 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"); mad = gst_element_factory_make("mad", "mad"); pod = gst_element_factory_make("playondemand", "playondemand"); osssink = gst_element_factory_make("osssink", "osssink"); - g_object_set(G_OBJECT(src), "location", argv[1], NULL); + g_object_set(G_OBJECT(src), "location", filename, NULL); + g_object_set(G_OBJECT(pod), "silent", FALSE, 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), mad); - gst_bin_add(GST_BIN(pipeline), pod); - gst_bin_add(GST_BIN(pipeline), osssink); - - gst_element_connect(src, mad); - gst_element_connect(pod, osssink); - gst_element_connect(mad, pod); + gst_bin_add_many(GST_BIN(pipeline), src, mad, pod, osssink, NULL); + gst_element_connect_many(src, mad, pod, osssink, NULL); - gst_element_set_state(pipeline, GST_STATE_PLAYING); + element_clock = gst_bin_get_clock(GST_BIN(pipeline)); + gst_element_set_clock(GST_ELEMENT(pod), element_clock); + /* gst_clock_set_speed(element_clock, 0.00001); */ +} +void +setup_gui (void) +{ /* initialize gui elements ... */ window = gtk_window_new(GTK_WINDOW_TOPLEVEL); - vbox = gtk_vbox_new(FALSE, 0); + vbox = gtk_vbox_new(TRUE, 0); + hbox = gtk_hbox_new(TRUE, 0); play_button = gtk_button_new_with_label("play"); reset_button = gtk_button_new_with_label("reset"); quit_button = gtk_button_new_with_label("quit"); + measure1_button = gtk_toggle_button_new_with_label("one"); + measure2_button = gtk_toggle_button_new_with_label("two"); + measure3_button = gtk_toggle_button_new_with_label("three"); + measure4_button = gtk_toggle_button_new_with_label("four"); + measure5_button = gtk_toggle_button_new_with_label("five"); + measure6_button = gtk_toggle_button_new_with_label("six"); + speed_scale = gtk_hscale_new_with_range(0.0, 0.001, 0.000001); + /* gtk_adjustment_set_value(GTK_ADJUSTMENT(speed_scale), 0.00001); */ /* do the packing stuff ... */ gtk_window_set_default_size(GTK_WINDOW(window), 96, 96); gtk_container_add(GTK_CONTAINER(window), vbox); - gtk_box_pack_start(GTK_BOX(vbox), play_button, FALSE, FALSE, 2); - gtk_box_pack_start(GTK_BOX(vbox), reset_button, FALSE, FALSE, 2); - gtk_box_pack_start(GTK_BOX(vbox), quit_button, FALSE, FALSE, 2); + gtk_box_pack_start(GTK_BOX(vbox), play_button, TRUE, FALSE, 2); + gtk_box_pack_start(GTK_BOX(vbox), reset_button, TRUE, FALSE, 2); + gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, FALSE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure1_button, TRUE, TRUE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure2_button, TRUE, TRUE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure3_button, TRUE, TRUE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure4_button, TRUE, TRUE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure5_button, TRUE, TRUE, 2); + gtk_box_pack_start(GTK_BOX(hbox), measure6_button, TRUE, TRUE, 2); + /*gtk_box_pack_start(GTK_BOX(vbox), speed_scale, TRUE, FALSE, 2);*/ + gtk_box_pack_start(GTK_BOX(vbox), quit_button, TRUE, FALSE, 2); /* connect things ... */ - g_signal_connect(G_OBJECT(play_button), "clicked", G_CALLBACK(play), pod); - g_signal_connect(G_OBJECT(reset_button), "clicked", G_CALLBACK(reset), pod); + g_signal_connect(G_OBJECT(play_button), "clicked", G_CALLBACK(play), NULL); + g_signal_connect(G_OBJECT(reset_button), "clicked", G_CALLBACK(reset), NULL); g_signal_connect(G_OBJECT(quit_button), "clicked", gtk_main_quit, NULL); + g_signal_connect(G_OBJECT(measure1_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(0)); + g_signal_connect(G_OBJECT(measure2_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(1)); + g_signal_connect(G_OBJECT(measure3_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(2)); + g_signal_connect(G_OBJECT(measure4_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(3)); + g_signal_connect(G_OBJECT(measure5_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(4)); + g_signal_connect(G_OBJECT(measure6_button), "toggled", G_CALLBACK(measure), GUINT_TO_POINTER(5)); + /*g_signal_connect(G_OBJECT(speed_scale), "value-changed", G_CALLBACK(speed), NULL);*/ /* show the gui. */ gtk_widget_show(play_button); gtk_widget_show(reset_button); gtk_widget_show(quit_button); + gtk_widget_show(measure1_button); + gtk_widget_show(measure2_button); + gtk_widget_show(measure3_button); + gtk_widget_show(measure4_button); + gtk_widget_show(measure5_button); + gtk_widget_show(measure6_button); + gtk_widget_show(hbox); + /*gtk_widget_show(speed_scale);*/ gtk_widget_show(vbox); gtk_widget_show(window); gtk_idle_add((GtkFunction)gst_bin_iterate, pipeline); - - gtk_main(); +} + +int +main(int argc, char **argv) +{ + gst_init (&argc, &argv); + gtk_init (&argc, &argv); + + if (argc!=2) { + g_print("usage: %s <mp3-filename>\n", argv[0]); + exit(-1); + } + setup_pipeline(argv[1]); + gst_element_set_state(pipeline, GST_STATE_PLAYING); + setup_gui(); + gtk_main(); return 0; } |