RealMedia
E920740
RealMedia is a proprietary multimedia container format developed by RealNetworks, primarily used for streaming audio and video over the internet.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T11352264 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RealMedia Context triple: [H.263, fileFormatSupport, RealMedia]
-
A.
RealVideo
RealVideo is a proprietary video compression format and streaming technology developed by RealNetworks, widely used in the early days of internet video delivery.
-
B.
MPEG-4
MPEG-4 is a multimedia compression and coding standard widely used for digital audio, video, and interactive media distribution over the internet and other networks.
-
C.
DivX
DivX is a proprietary video codec and software suite known for enabling high-quality video compression suitable for digital distribution and playback.
-
D.
RTMP
RTMP (Real-Time Messaging Protocol) is a streaming protocol primarily used to deliver audio, video, and data over the internet with low latency, especially in live broadcasting and interactive media applications.
-
E.
Cinepak
Cinepak is an early video compression codec widely used in the 1990s for CD-ROM and multimedia applications due to its ability to play smoothly on low-powered hardware.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: RealMedia Target entity description: RealMedia is a proprietary multimedia container format developed by RealNetworks, primarily used for streaming audio and video over the internet.
-
A.
RealVideo
RealVideo is a proprietary video compression format and streaming technology developed by RealNetworks, widely used in the early days of internet video delivery.
-
B.
MPEG-4
MPEG-4 is a multimedia compression and coding standard widely used for digital audio, video, and interactive media distribution over the internet and other networks.
-
C.
DivX
DivX is a proprietary video codec and software suite known for enabling high-quality video compression suitable for digital distribution and playback.
-
D.
RTMP
RTMP (Real-Time Messaging Protocol) is a streaming protocol primarily used to deliver audio, video, and data over the internet with low latency, especially in live broadcasting and interactive media applications.
-
E.
Cinepak
Cinepak is an early video compression codec widely used in the 1990s for CD-ROM and multimedia applications due to its ability to play smoothly on low-powered hardware.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
multimedia container format
ⓘ
proprietary file format ⓘ |
| associatedWith |
RealAudio
NERFINISHED
ⓘ
RealPlayer NERFINISHED ⓘ RealVideo NERFINISHED ⓘ |
| category |
digital container format
ⓘ
streaming media technology ⓘ |
| commonlyPlayedWith |
Helix Player
NERFINISHED
ⓘ
RealPlayer NERFINISHED ⓘ |
| competesWith |
MPEG-4 Part 14 (MP4)
NERFINISHED
ⓘ
QuickTime NERFINISHED ⓘ Windows Media NERFINISHED ⓘ |
| containerFor |
audio streams
ⓘ
metadata ⓘ text streams ⓘ video streams ⓘ |
| developer | RealNetworks NERFINISHED ⓘ |
| distributionModel | closed specification ⓘ |
| encoding | binary ⓘ |
| eraOfPopularity |
early 2000s
ⓘ
late 1990s ⓘ |
| hasFileExtension |
.rm
ⓘ
.rmvb ⓘ |
| mediaType |
audio
ⓘ
multimedia ⓘ video ⓘ |
| mimeType | application/vnd.rn-realmedia ⓘ |
| optimizedFor | low-bandwidth connections ⓘ |
| platform |
Linux
ⓘ
Windows ⓘ
surface form:
Microsoft Windows
macOS ⓘ |
| proprietaryTo | RealNetworks NERFINISHED ⓘ |
| relatedFormat |
RealAudio
NERFINISHED
ⓘ
RealVideo NERFINISHED ⓘ |
| status | largely obsolete ⓘ |
| supportsCodec |
RealAudio codec family
ⓘ
RealVideo codec family ⓘ |
| supportsFeature |
hinted streaming for servers
ⓘ
multilingual audio tracks ⓘ progressive download ⓘ streaming over RTSP ⓘ subtitles or captions ⓘ variable bitrate streaming ⓘ |
| typicalUseCase | internet streaming ⓘ |
| usedFor |
online multimedia delivery
ⓘ
streaming audio over the Internet ⓘ streaming video over the Internet ⓘ |
| usedWith | RealServer NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: RealMedia Description of subject: RealMedia is a proprietary multimedia container format developed by RealNetworks, primarily used for streaming audio and video over the internet.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
RealAudio