gstcolorbalancechannel

			GStreamer Base Plugins 0.10 Library Reference Manual
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gstcolorbalancechannel

gstcolorbalancechannel — Object representing a channel from the GstColorBalance interface.

Synopsis


#include <gst/interfaces/colorbalancechannel.h>

                    GstColorBalanceChannel;
                    GstColorBalanceChannelClass;

Object Hierarchy

  GObject
   +----GstColorBalanceChannel

Signals

  "value-changed"                                  : Run Last

Description

The GstColorBalanceChannel object represents a parameter for modifying the color balance implemented by an element providing the GstColorBalance interface. For example, Hue or Saturation.

Details

GstColorBalanceChannel

typedef struct {
  gchar  *label;
  gint    min_value;
  gint    max_value;
} GstColorBalanceChannel;

gchar *`label`;	A string containing a descriptive name for this channel
gint `min_value`;	The minimum valid value for this channel.
gint `max_value`;	The maximum valid value for this channel.

GstColorBalanceChannelClass

typedef struct {
  GObjectClass parent;

  /* signals */
  void (* value_changed) (GstColorBalanceChannel *channel,
                          gint                    value);

  gpointer _gst_reserved[GST_PADDING];
} GstColorBalanceChannelClass;

Signal Details

The `"value-changed"` signal

void                user_function                      (GstColorBalanceChannel *channel,
                                                        gint                    value,
                                                        gpointer                user_data)      : Run Last

Fired when the value of the indicated channel has changed.

`channel` :	The GstColorBalanceChannel
`value` :	The new value
`user_data` :	user data set when the signal handler was connected.