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gst/videorate/gstvideorate.c: Add property to make videorate silent.

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Original commit message from CVS:
* gst/videorate/gstvideorate.c: (gst_videorate_class_init),
(gst_videorate_init), (gst_videorate_chain),
(gst_videorate_set_property), (gst_videorate_get_property):
Add property to make videorate silent.
Add property to prefer new frames over old ones.
This commit is contained in:
Wim Taymans 2004-06-22 11:19:46 +00:00
parent 2a70ca9944
commit 4d9cb8e1bd
2 changed files with 43 additions and 4 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2004-06-22 Wim Taymans <wim@fluendo.com>
* gst/videorate/gstvideorate.c: (gst_videorate_class_init),
(gst_videorate_init), (gst_videorate_chain),
(gst_videorate_set_property), (gst_videorate_get_property):
Add property to make videorate silent.
Add property to prefer new frames over old ones.
2004-06-22 Zaheer Abbas Merali <zaheerabbas at merali.org>
* sys/osxvideo/Makefile.am:

35
gst/videorate/gstvideorate.c
View file

@ -49,6 +49,9 @@ struct _GstVideorate
guint64 next_ts;
GstBuffer *prevbuf;
guint64 in, out, dup, drop;
gboolean silent;
gdouble new_pref;
};
struct _GstVideorateClass
@ -70,6 +73,9 @@ enum
LAST_SIGNAL
};
#define DEFAULT_SILENT TRUE
#define DEFAULT_NEW_PREF 1.0
enum
{
ARG_0,
@ -77,6 +83,8 @@ enum
ARG_OUT,
ARG_DUP,
ARG_DROP,
ARG_SILENT,
ARG_NEW_PREF,
/* FILL ME */
};
@ -169,6 +177,14 @@ gst_videorate_class_init (GstVideorateClass * klass)
g_object_class_install_property (object_class, ARG_DROP,
g_param_spec_uint64 ("drop", "Drop",
"Number of dropped frames", 0, G_MAXUINT64, 0, G_PARAM_READABLE));
g_object_class_install_property (object_class, ARG_SILENT,
g_param_spec_boolean ("silent", "silent",
"Don't emit notify for dropped and duplicated frames",
DEFAULT_SILENT, G_PARAM_READWRITE));
g_object_class_install_property (object_class, ARG_NEW_PREF,
g_param_spec_double ("new_pref", "New Pref",
"Value indicating how much to prefer new frames",
0.0, 1.0, DEFAULT_NEW_PREF, G_PARAM_READWRITE));
object_class->set_property = gst_videorate_set_property;
object_class->get_property = gst_videorate_get_property;
@ -293,6 +309,7 @@ gst_videorate_init (GstVideorate * videorate)
videorate->out = 0;
videorate->drop = 0;
videorate->dup = 0;
videorate->silent = DEFAULT_SILENT;
}
static void
@ -326,7 +343,7 @@ gst_videorate_chain (GstPad * pad, GstData * data)
/* got 2 buffers, see which one is the best */
do {
diff1 = abs (prevtime - videorate->next_ts);
diff2 = abs (intime - videorate->next_ts);
diff2 = abs (intime - videorate->next_ts) * videorate->new_pref;
/* output first one when its the best */
if (diff1 <= diff2) {
@ -350,11 +367,13 @@ gst_videorate_chain (GstPad * pad, GstData * data)
/* if we outputed the first buffer more then once, we have dups */
if (count > 1) {
videorate->dup += count - 1;
if (!videorate->silent)
g_object_notify (G_OBJECT (videorate), "duplicate");
}
/* if we didn't output the first buffer, we have a drop */
else if (count == 0) {
videorate->drop++;
if (!videorate->silent)
g_object_notify (G_OBJECT (videorate), "drop");
}
// g_print ("swap: diff1 %lld, diff2 %lld, in %d, out %d, drop %d, dup %d\n", diff1, diff2,
@ -370,9 +389,15 @@ static void
gst_videorate_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
//GstVideorate *videorate = GST_VIDEORATE (object);
GstVideorate *videorate = GST_VIDEORATE (object);
switch (prop_id) {
case ARG_SILENT:
videorate->silent = g_value_get_boolean (value);
break;
case ARG_NEW_PREF:
videorate->new_pref = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -398,6 +423,12 @@ gst_videorate_get_property (GObject * object,
case ARG_DROP:
g_value_set_uint64 (value, videorate->drop);
break;
case ARG_SILENT:
g_value_set_boolean (value, videorate->silent);
break;
case ARG_NEW_PREF:
g_value_set_double (value, videorate->new_pref);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;