請問有冇program 可以看 avi, mp4. 3gp file ?

用KMplayer一定可以播放

KMPlayer is a korean movie and audio player that supports a wide range of codecs and file formats. It has full VCD/DVD playback functionality. - Supported Files or Devices
Incomplete/Damaged AVI file (Skip Damaged Frames) Locked Media Files while downloading or sharing (with realtime index rebuilding under certain condition: AVI downloading in consecutive order) HTTP Streaming (ASF/OGG/MP3/AAC/MPEG PS/MPEG TS: Only work with internal splitters) Directshow playback (avi, mkv, mov, mp4, ogg theora, ogm, rmvb, mpeg1/2, http:// etc including almost every audio formats) Async File Source(network) filter for memory caching Compressed Audio Album Support(zip, rar) Shoutcast (Including NSV), Icecast DTS Wave, and AC3 files, AAC and OGG parser/decoder, Ape/MPC/Flac/Module etc Real Engine + Directshow (needs Real Player or Alternative or its decoders) Supprots surestreamed realmedia files with internal rm splitter(not by external one) Almost all Real Media files are supported(directshow). QuickTime Engine + Directshow (needs QuickTime player or Alternative or its decoders) The formats of tested MOV samples with mp4/mov internal splitter(directshow) : MOV[AVC1+AAC], MOV[CVID+PCM], MOV[SVQ1+ARAW], MOV[SVQ3+QDM2], MOV[SVQ3+MP3], MOV[MP4V+AAC], MOV[CVID+TWOS], MOV[RLE+AAC], MOV[SVQ1+IMA4], MOV[SVQ3+IMA4], MOV[SVQ3+QCLP], MOV[Flash], MOV[MJPEG+PCM], MOV[DVC+PCM], MOV[SVQ1+PCM], MOV[MP4V+ALAC], MOV[MSVC+MP3] Almost all MP4s are supported(directshow). Mplayer Engine Support Winamp Input Plugin(decoder) Support DVD playback, ratDVD support(needs ratDVD filters) Audio CD(2000, XP only / Win9x-Support by winamp plugin) Video CD/SVCD/XCD : CDXA Format (2000, XP only) VCD Image File (BIN/ISO/IMG/NRG) ; NRG needs mplayer.dll WDM device support like TV/HDTV/Camera/Cam etc Shockwave Flash/FLC/FLI Various Image files like png, gif etc - Internal Codec/Filters
Video decoders MPEG4 (Divx/Xvid : ffmpeg/xvid) MPEG1/2 (ffmpeg/libmpeg) etc (ffmpeg) Audo decoders AC3/DTS/LPCM/MPG/MP3/OGG/AAC/WMA 2Ch to Multi Channel expansion Stream Switcher: Internal Copy/Inplace, Gabest's, Morgan Etc Media Priority Control to Connect among Directshow, Real, QT, Winamp and Mplayer Custom Filter Manager System Filter Manager - Plugins
Winamp Input Plugins Winamp DSP Plugins (Can Stack) Winamp Visual Plugins (Can Stack) Winamp General Plugins (Media Library etc Support) KMP Video Plugins by SDK (Can Stack) DScaler Filter Support (Can Stack) Changes in KMPlayer 2.9.3.1284 (2007-05-14):
- Added RGB gamma correction.
- Fixed the problem of losing an audio information when switching audio streams.
- Changed the priority of splitters and decoders. Do not forget to update english.ini manually.
Homepage - http://www.kmplayer.com/forums/
Size: 16.1 MB
下載
http://www.kmplayer.com/down/kmp.exe

萬能播放器-Media Player Classic 6.4.9.0 (XP20002003) 繁體中文版
http://for.3forum.hk/viewthread.php?tid=5081&extra=page%3D1