summaryrefslogtreecommitdiffstats
path: root/examples/seeking/spider_seek.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/seeking/spider_seek.c')
-rw-r--r--examples/seeking/spider_seek.c127
1 files changed, 63 insertions, 64 deletions
diff --git a/examples/seeking/spider_seek.c b/examples/seeking/spider_seek.c
index a21aac16..d2c2c6b2 100644
--- a/examples/seeking/spider_seek.c
+++ b/examples/seeking/spider_seek.c
@@ -19,19 +19,19 @@ static guint update_id;
#define UPDATE_INTERVAL 500
-static GstElement*
-make_spider_pipeline (const gchar *location, gboolean thread)
+static GstElement *
+make_spider_pipeline (const gchar * location, gboolean thread)
{
GstElement *pipeline;
- GstElement *src, *decoder, *audiosink, *videosink, *a_thread, *v_thread, *a_queue, *v_queue;
-
+ GstElement *src, *decoder, *audiosink, *videosink, *a_thread, *v_thread,
+ *a_queue, *v_queue;
+
if (thread) {
pipeline = gst_thread_new ("app");
- }
- else {
+ } else {
pipeline = gst_pipeline_new ("app");
}
-
+
src = gst_element_factory_make (SOURCE, "src");
decoder = gst_element_factory_make ("spider", "decoder");
@@ -64,15 +64,16 @@ make_spider_pipeline (const gchar *location, gboolean thread)
seekable_elements = g_list_prepend (seekable_elements, videosink);
seekable_elements = g_list_prepend (seekable_elements, audiosink);
- rate_pads = g_list_prepend (rate_pads, gst_element_get_pad (audiosink, "sink"));
- rate_pads = g_list_prepend (rate_pads, gst_element_get_pad (videosink, "sink"));
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_pad (audiosink, "sink"));
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_pad (videosink, "sink"));
return pipeline;
}
-static gchar*
-format_value (GtkScale *scale,
- gdouble value)
+static gchar *
+format_value (GtkScale * scale, gdouble value)
{
gint64 real;
gint64 seconds;
@@ -83,9 +84,7 @@ format_value (GtkScale *scale,
subseconds = (gint64) real / (GST_SECOND / 100);
return g_strdup_printf ("%02lld:%02lld:%02lld",
- seconds/60,
- seconds%60,
- subseconds%100);
+ seconds / 60, seconds % 60, subseconds % 100);
}
typedef struct
@@ -94,13 +93,12 @@ typedef struct
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 },
+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
@@ -119,13 +117,10 @@ query_rates (void)
format = seek_formats[i].format;
- if (gst_pad_convert (pad, GST_FORMAT_TIME, GST_SECOND,
- &format, &value))
- {
- g_print ("%s %13lld | ", seek_formats[i].name, value);
- }
- else {
- g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
+ if (gst_pad_convert (pad, GST_FORMAT_TIME, GST_SECOND, &format, &value)) {
+ g_print ("%s %13lld | ", seek_formats[i].name, value);
+ } else {
+ g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
}
i++;
@@ -154,10 +149,9 @@ query_durations ()
format = seek_formats[i].format;
res = gst_element_query (element, GST_QUERY_TOTAL, &format, &value);
if (res) {
- g_print ("%s %13lld | ", seek_formats[i].name, value);
- }
- else {
- g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
+ g_print ("%s %13lld | ", seek_formats[i].name, value);
+ } else {
+ g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
}
i++;
}
@@ -184,10 +178,9 @@ query_positions ()
format = seek_formats[i].format;
res = gst_element_query (element, GST_QUERY_POSITION, &format, &value);
if (res) {
- g_print ("%s %13lld | ", seek_formats[i].name, value);
- }
- else {
- g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
+ g_print ("%s %13lld | ", seek_formats[i].name, value);
+ } else {
+ g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
}
i++;
}
@@ -197,7 +190,7 @@ query_positions ()
}
static gboolean
-update_scale (gpointer data)
+update_scale (gpointer data)
{
GstClock *clock;
guint64 position;
@@ -208,12 +201,14 @@ update_scale (gpointer data)
if (seekable_elements) {
GstElement *element = GST_ELEMENT (seekable_elements->data);
+
gst_element_query (element, GST_QUERY_TOTAL, &format, &duration);
}
position = gst_clock_get_time (clock);
if (stats) {
- g_print ("clock: %13llu (%s)\n", position, gst_object_get_name (GST_OBJECT (clock)));
+ g_print ("clock: %13llu (%s)\n", position,
+ gst_object_get_name (GST_OBJECT (clock)));
query_durations ();
query_positions ();
query_rates ();
@@ -239,7 +234,7 @@ iterate (gpointer data)
}
static gboolean
-start_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
+start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
gtk_timeout_remove (update_id);
@@ -248,7 +243,7 @@ start_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
}
static gboolean
-stop_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
+stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
{
gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
gboolean res;
@@ -260,8 +255,7 @@ stop_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
g_print ("seek to %lld 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);
+ GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, real);
res = gst_element_send_event (seekable, s_event);
@@ -271,7 +265,8 @@ stop_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
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);
+ update_id =
+ gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
return FALSE;
}
@@ -283,7 +278,8 @@ play_cb (GtkButton * button, gpointer data)
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);
+ update_id =
+ gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
}
}
@@ -308,17 +304,16 @@ stop_cb (GtkButton * button, gpointer data)
int
main (int argc, char **argv)
{
- GtkWidget *window, *hbox, *vbox,
- *play_button, *pause_button, *stop_button,
- *hscale;
+ GtkWidget *window, *hbox, *vbox,
+ *play_button, *pause_button, *stop_button, *hscale;
gboolean threaded = FALSE;
struct poptOption options[] = {
- {"threaded", 't', POPT_ARG_NONE|POPT_ARGFLAG_STRIP, &threaded, 0,
- "Run the pipeline in a toplevel thread", NULL},
- {"stats", 's', POPT_ARG_NONE|POPT_ARGFLAG_STRIP, &stats, 0,
- "Show element stats", NULL},
- POPT_TABLEEND
- };
+ {"threaded", 't', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &threaded, 0,
+ "Run the pipeline in a toplevel thread", NULL},
+ {"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);
@@ -338,17 +333,18 @@ main (int argc, char **argv)
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));
+ 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);
+ 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);
@@ -360,9 +356,12 @@ main (int argc, char **argv)
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 (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. */
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-01 09:46:08 +0000