Catalog

• Function
  Init
  FileList
  Open
  Read
  Close
  DeInit
  

Function

function Init

Function: Initialize media file reading

product：all

virtual ErrorCode Init() = 0;

Return
Execution result

function FileList

Function: Media file list

product：all

virtual int32_t FileList(MediaFileList &filelist) = 0;

Parameter
filelist：Media file list
Return
Number of media files

function Open

Function: Open media file

product：all

virtual FdType Open(const std::string &file_path) = 0;

Parameter
file_path：Media file path
Return
Handle for the opened media file

function Read

Function: Read media file

product：all

virtual size_t Read(FdType fd, void *buf, size_t count) = 0;

Parameter
count：Size of the buffer
buf：Buffer for storing media file data
fd：Media file handle
Return
Size of the data read

function Close

Function: Close media file

product：all

virtual ErrorCode Close(FdType fd) = 0;

Parameter
fd：Media file handle
Return
Execution result

function DeInit

Function: Deinitialize media file reading

product：all

virtual ErrorCode DeInit() = 0;

Return
Execution result