■

[再生できるようにする]
・ffdshow
http://www7.atwiki.jp/nico_player/pages/19.html

・FLV Splitter 1.0.0.5
http://www7.atwiki.jp/nico_player/pages/71.html

・MP4 Splitter
http://www7.atwiki.jp/nico_player/pages/63.html

[ライブラリに追加]
http://okwave.jp/qa/q6321308.html

regedit

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Multimedia\WMPlayer\Extensions\.flv]

PerceivedType="video"

Permissions=(dword) 0000000f

Runtime=(dword) 00000007

UserApprovedOwning="yes"
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MediaPlayer\MLS\Extensions]

flv="video"
[HKEY_CLASSES_ROOT\.flv]

PerceivedType="video"