The MPEG4IP package provides a set of tools to encode, stream, and playback audio and video. It uses the MPEG-4 standards for audio and video, and the IETF standards for streaming. The included player can either playback from local MP4 file or stream from a remote server via RTP/RTSP.
MPlayer is a movie and animation player that supports a wide range of codecs and file formats, including MPEG 1/2/4, DivX 3/4/5, Windows Media 7/8/9, RealAudio/Video up to 9, Quicktime 5/6, and Vivo 1/2. It has many MMX/SSE(2)/3Dnow(Ex) optimized native audio and video codecs, but allows using XAnim's and RealPlayer's binary codec plugins, and Win32 codec DLLs. It has basic VCD/DVD playback functionality, including DVD subtitles, but supports many text-based subtitle formats too. For video output, nearly every existing interface is supported. It's also able to convert any supported files to raw/divx/mpeg4 AVI (pcm/mp3 audio), and even video grabbing from V4L devices.
MediaFrame is a streaming media platform that provides a fast, easy to implement, and extremely small applet that allows over 97% of Web users to view your audio and video content without having to rely on external player applications or bulky plug-ins. It does not require special servers, software, or programming knowledge, is based on open standards, and is compatible with MPEG-1 and MPEG-4, the industry standard in video compression. It support content created in any number of applications, from Adobe AfterEffects to Media Cleaner.
The MediaMVP Media Center (mvpmc) is a media player written in C. It currently runs on the Hauppauge MediaMVP hardware. It can play video (including live TV), audio (including live radio), show pictures, and retrieve Yahoo! weather. mvpmc can access media from a MythTV, ReplayTV, Hauppauge, VLC, or SqueezeCenter (aka SlimServer) server. It can also access media via UPNP, HTTP, NFS, and CIFS. There is a VNC viewer built in. It understands MPEG1 and MPEG2 video, MP3, OGG, WAV, AC3, and FLAC audio and JPG, BMP, and PNG images.