SFD Muxer

中文

Open source CRI Sofdec Muxer.

Introduction

CRI Sofdec file format (SFD) is a type of video middleware format which developed by CRI Middleware Co., Ltd.

Now(2021), CRI Middleware has stopped supporting this format.

This tool is built as a limited alternative to CRI Sofdec SDK, used for made community localization or community DLC for some classic video games.

How to Use

Usage:

SFD_Muxer (-y) [-v [video]]… [-a [audio]]… [-o [output]] (-sfd [sample sfd]) (-s [sofdec stream verson]) (-as [audio offset]) (-l [language])

Option:

-y:   default overwrite output file.
-v:   input video filename(mpeg-1 video, less than 16)  
-a:   input audio filename(SFA/Dolby Digital AC-3/Dobly Digital AIX audio, less than 32)
-o:   output filename.
-sfd: sample Sofdec file. Build with this file's parameter. If using this parameter, "-s" and "-as" will be not use.
-s:   Sofdec stream verson. In the first "private_stream_2" start address + 0x2C, write in ASCII.
-as:  The start offset value of the audio stream.
      This parameter demonstrate first audio stream's "stream_ID", with +0xC0.
-l:   language. (e = english[default], c= chinese)
      The code is writing in UTF-8, so must using "chcp 65001" to change terminal codepage when using chinese in windows.

Sample:

SFD_Muxer -v AT_OP0D.m1v -a AT_OP0D.sfa -a AT_OP0D.ac3 -o AT_OP0D.sfd

Q&A

1. What is SFA File？

   SFA file is a type of CRI ADX file, for the last 6 bytes of padding ("(c)CRI") must in 0x119-0x11F.

2. What is Dobly Digital AIX？

   Dobly Digital AIX is a type of CRI AIX file 。CRI AIX file is a type of Audio containers for multichannel adx.

   Dobly Digital AIX need conformed to constraint conditions below：

   1. Track num = 3 and Phrase num = 1；
   2. All ADX in AIX must be 2 channek and 6 channels of Dolby Digital Surround and tracks within the AIX data correspond as follows:

      AIX track	channel	DoblyDIgital channel
      1st track	Left channel	Front left channel
      1st track	Right channel	Front right channel
      2nd track	Left channel	Back left channel
      2nd track	Right channel	Back right channel
      3rd track	Left channel	Front center channel
      3rd track	Right channel	Low-frequency effects channel

3. What's the "field"'s mean in "ERROR 2XX" word？

   This field all define in ISO/IEC 11172-1(MPEG-1 Part 1). If need, please read that.

TODO:

MPEG-2 video support
Better SFA/AIX audio surropt