BufferForeachMetaFunc
Description:
[ CCode ( instance_pos = 2.9 ) ]
public delegate bool BufferForeachMetaFunc (Buffer buffer, out Meta? meta)
public delegate bool BufferForeachMetaFunc (Buffer buffer, out Meta? meta)
A function that will be called from foreach_meta.
The meta
field will point to a the reference of the meta.
buffer
should not be modified from this callback.
When this function returns true, the next meta will be returned. When false is returned, foreach_meta will return.
When meta
is set to null, the item will be removed from the buffer.
Parameters:
buffer |
a Buffer |
meta |
a pointer to a Meta |
user_data |
user data passed to foreach_meta |
Returns:
false when foreach_meta should stop |
Namespace: Gst
Package: gstreamer-1.0