[ CCode ( has_target = false ) ]
public delegate Memory MemoryCopyFunction (Memory mem, ssize_t offset, ssize_t size)
Copy size bytes from mem starting at offset and return them wrapped in a new GstMemory object.
If size is set to -1, all bytes starting at offset are copied.
| mem |
a Memory |
| offset |
an offset |
| size |
a size or -1 |
|
a new Memory object wrapping a copy of the requested region in |