GstAsyncDiskSrc Asynchronous disk reader. (asyncdisksrc) Reads data from a file. You can seek to a specific location by setting the offset. GST_ASYNCDISKSRC_OPEN the asyncdisksrc is open for reading Specify the location of the file to read. Specify how many bytes to read at a time. Get the size of the current file. Specify the current offset in the file.