轉 AVI , MP3 , WMV 到 MJPEG , Motion JPEG, MJPG ,將影片回存至數位相機, 將數位相機變成可攜式影片播放器

請教各位先進:
如何轉 AVI , MP3 , WMV 影片到 MJPEG/Motion JPEG/MJPG (QuickTime) ,將影片回存至數位相機, 將數位相機變成可攜式影片播放器.

例如:將Tiger Woods' The Swing Portrait (檔案名: tiger_frontview.mp4) 放進數位相機播放

我的數位相機是 Nikon P5000,
錄製的影片影音格式如下:
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General #0
Complete name : G:\DCIM\100NIKON\DSCN0303.AVI
Format : AVI
Info : Audio Video Interleave
Family : RIFF
File size : 9.75 MiB
PlayTime : 9s 833ms
Bit rate : 8321 Kbps

Video #0
Codec : M-JPEG
Info : M-JPEG including Huffman Tables
PlayTime : 10s
Bit rate : 8244 Kbps
Width : 640
Height : 480
Aspect ratio : 4/3
Frame rate : 30 fps
Bits/(Pixel*Frame) : 0.894

Audio #0
Codec : PCM
Family : PCM
Info : Microsoft PCM
PlayTime : 10s
Bit rate : 64 Kbps
Channel(s) : 1 channel
Sampling rate : 8 KHz
Resolution : 8
------------------------------------------------------------------------
已試過以下軟體:
Boilsoft MOV Converter v1.01
Magic Video Converter 7.9.61
ImTOO MP4 Video Converter 3


Codec:
Morgan M-JPEG codec V3
ACE Mega CoDecS Pack (ACE Mega CoDecS Pack DashBoard)
但都無法播放
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不勝感激