MPEG-4 was opened by
MPEG (MovingPictureExportsGroup) in 1999 as the first edition
and was formally declared to be the international standard
in the early 2000. It differs greatly from both MPEG-1 and
MPEG-2. MPEG-4 content-based multimedia data access tools
and editing functions for the operation and bit-stream of
contents so that users could alternatively get the relative
items on interactive home shopping. With the perfect
technology of first-generation video encoding as the core
technology and other key technologies like video object
segmentation, Video Object encoding, scalability, motion
estimation and compensation, it becomes widely and safely
applied in internet.
WMV contains video and audio
streams respectively using Windows Media Video codec and
Windows Media Audio codec.
To convert mpeg4 to wmv file: The
containers such as mp4, mov, avi, rm, mkv, ogm divx supports
mpeg-4 stream. please install the appropriate video filter
and audio filter for the mpeg4 format such as
FFDshow, divx, xvid, HDX4 codec, or MainConcept decoder.
WMV Converter which can
convert mpeg4 to wmv file. Select an mpeg4 file, change some
parameters such as the video encoding bitrate, audio
encoding bitrate, resolution, frame rate etc if necessary.
RealMedia is created by RealNetworks
Inc. RV stands for Real Video.
To convert rv or realmedia to wmv,
please install the latest
RealPlayer if your Windows has not installed it.
RealMedia Splitter, use the command line "regsvr32
RealMediaSplitter.ax" to register it.
If set the customized size to watch
high definition in 1280x720 (720p) or 1920x1080 (1080p)
resolutions, and increase bit rate, you may convert mpeg4/rv
to wmv HD.