struct _GstStaticCaps {

　　/*< public >*/

　　GstCaps *caps;

　　const char *string;

　　/*< private >*/

　　gpointer _gst_reserved[GST_PADDING];

};

#define GST_STATIC_CAPS(string) \

{ \

　　/* caps */ NULL, \

　　/* string */ string, \

　　GST_PADDING_INIT \

}

 

一个例子

GstStaticCaps scaps = GST_STATIC_CAPS ("audio/x-raw, "

　　"format = (string) " GST_AUDIO_NE (S16) ", "

　　"layout = (string) interleaved, "

　　"channels = (int) 1, " "rate = (int) [ 1, MAX ]")

);