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fpsdisplaysink: Add fps-update-interval property

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Use a property to set/get the fps update interval instead
of having a hardcoded value.
This commit is contained in:
Thiago Santos 2010-06-24 10:23:02 -03:00
parent cfad4aa3d4
commit dc8f1dbb3e
2 changed files with 19 additions and 5 deletions
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23
gst/debugutils/fpsdisplaysink.c
View file

@ -43,7 +43,6 @@
*
* IDEAS:
* - do we want to gather min/max fps and show in GST_STATE_CHANGE_READY_TO_NULL
* - add another property for the FPS_DISPLAY_INTERVAL_MS
*/
#ifdef HAVE_CONFIG_H
@ -53,7 +52,7 @@
#include "fpsdisplaysink.h"
#include <gst/interfaces/xoverlay.h>
#define FPS_DISPLAY_INTERVAL_MS 500 /* 500 ms */
#define DEFAULT_FPS_UPDATE_INTERVAL_MS 500 /* 500 ms */
#define DEFAULT_FONT "Sans 20"
/* generic templates */
@ -72,7 +71,8 @@ enum
ARG_SYNC,
ARG_TEXT_OVERLAY,
ARG_VIDEO_SINK,
/* FILL ME */
ARG_FPS_UPDATE_INTERVAL
/* FILL ME */
};
static GstBinClass *parent_class = NULL;
@ -115,6 +115,12 @@ fps_display_sink_class_init (GstFPSDisplaySinkClass * klass)
"Video sink to use (Must only be called on NULL state)",
GST_TYPE_ELEMENT, G_PARAM_READWRITE));
g_object_class_install_property (gobject_klass, ARG_FPS_UPDATE_INTERVAL,
g_param_spec_int ("fps-update-interval", "Fps update interval",
"Time between consecutive frames per second measures and update "
" (in ms). Should be set on NULL state", 1, G_MAXINT,
DEFAULT_FPS_UPDATE_INTERVAL_MS, G_PARAM_READWRITE));
gstelement_klass->change_state = fps_display_sink_change_state;
gst_element_class_add_pad_template (gstelement_klass,
@ -247,6 +253,7 @@ fps_display_sink_init (GstFPSDisplaySink * self,
{
self->sync = FALSE;
self->use_text_overlay = TRUE;
self->fps_update_interval = DEFAULT_FPS_UPDATE_INTERVAL_MS;
self->video_sink = NULL;
self->ghost_pad = gst_ghost_pad_new_no_target ("sink", GST_PAD_SINK);
@ -347,8 +354,8 @@ no_text_overlay:
/* Set a timeout for the fps display */
self->timeout_id =
g_timeout_add (FPS_DISPLAY_INTERVAL_MS,
display_current_fps, (gpointer) self);
g_timeout_add (self->fps_update_interval, display_current_fps,
(gpointer) self);
}
static void
@ -426,6 +433,9 @@ fps_display_sink_set_property (GObject * object, guint prop_id,
}
update_video_sink (self, (GstElement *) g_value_get_object (value));
break;
case ARG_FPS_UPDATE_INTERVAL:
self->fps_update_interval = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -448,6 +458,9 @@ fps_display_sink_get_property (GObject * object, guint prop_id,
case ARG_VIDEO_SINK:
g_value_set_object (value, self->video_sink);
break;
case ARG_FPS_UPDATE_INTERVAL:
g_value_set_int (value, self->fps_update_interval);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

1
gst/debugutils/fpsdisplaysink.h
View file

@ -63,6 +63,7 @@ struct _GstFPSDisplaySink
/* properties */
gboolean sync;
gboolean use_text_overlay;
gint fps_update_interval;
};
struct _GstFPSDisplaySinkClass