Copies the information from src into dest.
If dest already contains memory and flags contains GST_BUFFER_COPY_MEMORY, the memory from src will be appended to dest.
flags indicate which fields will be copied.
a source gstreamer.Buffer
flags indicating what metadata fields should be copied.
offset to copy from
total size to copy. If -1, all data is copied.
TRUE if the copying succeeded, FALSE otherwise.
Copies the information from src into dest.
If dest already contains memory and flags contains GST_BUFFER_COPY_MEMORY, the memory from src will be appended to dest.
flags indicate which fields will be copied.