請問一下要怎麼分割音源為OGG的AVI檔?

我是使用VirtualDubMod...

載入影片後會出現...parsing ogg media file

之後會出現

OGM:Some errors were found while parsing the file.Please the report for
more information.

檢視report檔後可得到...(附在文末)

我截取其中一段另存新檔，竟然只有畫面沒有聲音

請問要怎麼解決呢?

ps:原檔案用windows media player看是有聲音的

--
---== Video stream ==---
Source : [Input Ogg Media File]
Description : Video stream
Length : 01:34:56.246
Video stream
Header Size : 56 bytes
Type : [video]
SubType : [DX50]
BufferSize : 38686 bytes
Time Unit : 333666
SamplesPerUnit : 1
Default Len : 1
BitsPerSample : 24
Width : 480 pixels
Height : 360 pixels
SampleRate : 29.970
Stream report for file "C:\03.avi"
Some problems have been encountered while parsing the stream :
Page at byte 141963002 (00:20:54.184) exposed 0 Packets instead of 2 expected.
Information about Packet 0 in Page at byte 141963002 (00:20:54.184) has been cor
rected.
Now containing 2 samples instead of 1.
Page at byte 141967241 (00:20:54.184) exposed 1 Packets instead of 0 expected.
Seems like 1 Packets have been lost in action.

---== Other stream ==---
Source : [Ogg Media File]
Description : OGM audio stream 1 [Vorbis], 2ch, 48000Hz, 64.0kbps
Length : 01:35:02.688
Vorbis stream
Vorbis information :
Version : 0
Channels : 2
SampleRate : 48000
BitRate Lower : -1 bps
BitRate Nominal : 64000 bps
BitRate Upper : -1 bps
BitRate Window : 0
Stream report for file "C:\03.avi"
Some problems have been encountered while parsing the stream :
Page at byte 115879855 (00:15:59.623) exposed 0 Packets instead of 26 expected.


---== Ogg Media File Import filter report ==---
Source file : [C:\03.avi]
Some bytes have been skipped in the file due to corrupted data :
4153 bytes starting at byte 115837064 (00:15:58.456)
4379 bytes starting at byte 141958623 (00:20:54.184)