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videobalance: Make properties controllable

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This commit is contained in:
Sebastian Dröge 2010-04-18 22:09:06 +02:00
parent ea06bd33f8
commit fe4f9ea16b
1 changed files with 26 additions and 4 deletions
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30
gst/videofilter/gstvideobalance.c
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@ -47,6 +47,7 @@
#include <string.h>
#include <math.h>
#include <gst/controller/gstcontroller.h>
#include <gst/video/video.h>
#include <gst/interfaces/colorbalance.h>
@ -266,6 +267,23 @@ done:
return res;
}
static void
gst_video_balance_before_transform (GstBaseTransform * base, GstBuffer * buf)
{
GstVideoBalance *balance = GST_VIDEO_BALANCE (base);
GstClockTime timestamp, stream_time;
timestamp = GST_BUFFER_TIMESTAMP (buf);
stream_time =
gst_segment_to_stream_time (&base->segment, GST_FORMAT_TIME, timestamp);
GST_DEBUG_OBJECT (balance, "sync to %" GST_TIME_FORMAT,
GST_TIME_ARGS (timestamp));
if (GST_CLOCK_TIME_IS_VALID (stream_time))
gst_object_sync_values (G_OBJECT (balance), stream_time);
}
static GstFlowReturn
gst_video_balance_transform_ip (GstBaseTransform * base, GstBuffer * outbuf)
{
@ -369,20 +387,24 @@ gst_video_balance_class_init (GstVideoBalanceClass * klass)
g_object_class_install_property (gobject_class, PROP_CONTRAST,
g_param_spec_double ("contrast", "Contrast", "contrast",
0.0, 2.0, DEFAULT_PROP_CONTRAST,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_BRIGHTNESS,
g_param_spec_double ("brightness", "Brightness", "brightness", -1.0, 1.0,
DEFAULT_PROP_BRIGHTNESS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
DEFAULT_PROP_BRIGHTNESS,
GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_HUE,
g_param_spec_double ("hue", "Hue", "hue", -1.0, 1.0, DEFAULT_PROP_HUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SATURATION,
g_param_spec_double ("saturation", "Saturation", "saturation", 0.0, 2.0,
DEFAULT_PROP_SATURATION, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
DEFAULT_PROP_SATURATION,
GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_video_balance_set_caps);
trans_class->transform_ip =
GST_DEBUG_FUNCPTR (gst_video_balance_transform_ip);
trans_class->before_transform =
GST_DEBUG_FUNCPTR (gst_video_balance_before_transform);
}
static void