GstFileSrc
Read data from a file
FileSrc is used to read buffers from a file. It efficiently uses mmap
and subbuffers.
The offset in the file that is currently being read.
The filename
The filesize.
The file descriptor.
The size of the buffers to pass to the peer element.
The size of the mmapped area.
Indicates the mmapped area should be touched to bring it into memory.