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examples: display QoS statistics

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This commit is contained in:
Josep Torra 2013-09-20 10:38:12 +02:00
parent e6633182f3
commit 995e3af89a
1 changed files with 20 additions and 2 deletions
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22
examples/egl/testegl.c
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@ -181,6 +181,10 @@ typedef struct
/* Rendering thread state */
gboolean running;
/* number of rendered and dropped frames */
guint64 rendered;
guint64 dropped;
} APP_STATE_T;
typedef struct
@ -1351,7 +1355,7 @@ init_playbin_player (APP_STATE_T * state, const gchar * uri)
GstElement *vsink;
vsink = gst_element_factory_make ("fakesink", "vsink");
g_object_set (vsink, "sync", TRUE, "silent", TRUE,
g_object_set (vsink, "sync", TRUE, "silent", TRUE, "qos", TRUE,
"enable-last-sample", FALSE,
"max-lateness", 20 * GST_MSECOND, "signal-handoffs", TRUE, NULL);
@ -1393,7 +1397,7 @@ init_parse_launch_player (APP_STATE_T * state, const gchar * spipeline)
return FALSE;
}
g_object_set (vsink, "sync", TRUE, "silent", TRUE,
g_object_set (vsink, "sync", TRUE, "silent", TRUE, "qos", TRUE,
"enable-last-sample", FALSE,
"max-lateness", 20 * GST_MSECOND, "signal-handoffs", TRUE, NULL);
@ -1583,6 +1587,19 @@ state_changed_cb (GstBus * bus, GstMessage * msg, APP_STATE_T * state)
}
}
static void
qos_cb (GstBus * bus, GstMessage * msg, APP_STATE_T * state)
{
GstFormat fmt = GST_FORMAT_BUFFERS;
gchar *name = gst_element_get_name (GST_MESSAGE_SRC (msg));
gst_message_parse_qos_stats (msg, &fmt, &state->rendered, &state->dropped);
g_print ("%s rendered: %" G_GUINT64_FORMAT " dropped: %" G_GUINT64_FORMAT
" %s\n",
name, state->rendered, state->dropped,
(fmt == GST_FORMAT_BUFFERS ? "frames" : "samples"));
g_free (name);
}
//==============================================================================
static void
@ -1741,6 +1758,7 @@ main (int argc, char **argv)
g_signal_connect (G_OBJECT (bus), "message::buffering",
(GCallback) buffering_cb, state);
g_signal_connect (G_OBJECT (bus), "message::eos", (GCallback) eos_cb, state);
g_signal_connect (G_OBJECT (bus), "message::qos", (GCallback) qos_cb, state);
g_signal_connect (G_OBJECT (bus), "message::state-changed",
(GCallback) state_changed_cb, state);
gst_object_unref (bus);