Difference between revisions of "ASF"
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| + | {{mux|id=asf|encoder=y|altid=asfh}} | ||
{{Wikipedia|Advanced Streaming Format}} | {{Wikipedia|Advanced Streaming Format}} | ||
| + | {{Wikipedia|DVR-MS}} | ||
| − | Advanced Streaming Format (or '''ASF''', later renamed into Advanced Systems Format) is Microsoft's proprietary digital audio/digital video container format, especially meant for streaming media. ASF is part of the Windows Media | + | '''Advanced Streaming Format''' (or '''ASF''', later renamed into '''Advanced Systems Format''') is Microsoft's proprietary digital audio/digital video container format, especially meant for streaming media. ASF is part of the Windows Media Framework. |
| + | |||
| + | '''Windows Media Files''': ASF files have the file extension '''.asf''', but ASF files which contain [[Windows Media]] codecs are often given the file extension '''.wmv''' or '''.wma'''. | ||
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| + | '''DVR-MS''': the Windows Vista recording format, should be played (more or less correctly) by recent VLC versions. | ||
| + | |||
| + | == Encoder options == | ||
| + | When encoding to ASF format, you can use the following options: | ||
| + | {{Transcluded|Documentation:Modules/asf}} | ||
| + | {{:Documentation:Modules/asf}} | ||
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| + | == Specification == | ||
| + | * http://www.microsoft.com/windows/windowsmedia/forpros/format/asfspec.aspx | ||
| + | |||
| + | == Source code == | ||
| + | {{file|modules/mux/asf.c|output muxer}} | ||
| + | {{file|modules/demux/asf/asf.c|input demuxer}} | ||
Latest revision as of 06:57, 17 March 2019
asf
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VLC can encode and decode this container. The module name to use at the command line is asf, but you can also use asfh. |
Advanced Streaming Format (or ASF, later renamed into Advanced Systems Format) is Microsoft's proprietary digital audio/digital video container format, especially meant for streaming media. ASF is part of the Windows Media Framework.
Windows Media Files: ASF files have the file extension .asf, but ASF files which contain Windows Media codecs are often given the file extension .wmv or .wma.
DVR-MS: the Windows Vista recording format, should be played (more or less correctly) by recent VLC versions.
Encoder options
When encoding to ASF format, you can use the following options:
- sout-asf-title <string> : Title to put in ASF comments default value: ""
- sout-asf-author <string> : Author to put in ASF comments default value: ""
- sout-asf-copyright <string> : Copyright string to put in ASF comments default value: ""
- sout-asf-comment <string> : Comment to put in ASF comments default value: ""
- sout-asf-rating <string> : "Rating" to put in ASF comments default value: ""
- sout-asf-packet-size <integer> : ASF packet size default value: 4096
- sout-asf-bitrate-override <integer> : Do not try to guess ASF bitrate. Setting this, allows you to control how Windows Media Player will cache streamed content. Set to audio+video bitrate in bytes default value: 0
Specification
Source code
- modules/mux/asf.c (output muxer)
- modules/demux/asf/asf.c (input demuxer)
