Versions
| Public Name | FourCC | Description |
|---|---|---|
| Microsoft MPEG-4 version 1 | MPG4 | Video for Windows-based codec. Non-standard MPEG-4 codec incompatible with the later standardized version of MPEG-4 Part 2. |
| Microsoft MPEG-4 version 2 | MP42 | VfW-based codec. Non-compliant with finalized MPEG-4 part 2 standard. |
| Microsoft MPEG-4 version 3 | MP43 | VfW-based codec. Non-compliant with finalized MPEG-4 part 2 standard. Eventually locked for encoding only with ASF files (build 3688 and earlier could also encode to AVI). |
| Microsoft ISO MPEG-4 version 1 | MP4S | DirectX Media Objects (DMO)-based codec. MPEG-4 Simple Profile compliant. |
| Microsoft ISO MPEG-4 version 1.1 | M4S2 | MPEG-4 Advanced Simple Profile compliant. |
| Windows Media Video 7 | WMV1 | DMO-based codec. |
| Windows Media Screen 7 | MSS1 | DMO-based codec. Optimized for low-bitrate sequential screen captures or screencasts. Deprecated in favor of Windows Media 9 Screen codec. |
| Windows Media Video 8 | WMV2 | DMO-based codec. |
| Windows Media Video 9 | WMV3 | DMO-based codec. Video for Windows (VfW/VCM) version also available. |
| Windows Media Video 9 Screen | MSS2 | DMO-based codec. Optimized for low-bitrate sequential screen captures or screencasts. |
| Windows Media Video 9.1 Image | WMVP | DMO-based codec. Optimized for encoding video from sequential bitmap images. Used, for instance, by Photo Story. |
| Windows Media Video 9.1 Image V2 | WVP2 | DMO-based codec. Optimized for encoding video from sequential bitmap images. Used, for instance, by Photo Story. |
| Windows Media Video 9 Advanced Profile | WMVA | DMO-based codec. Deprecated as non-VC-1-compliant. |
| Windows Media Video 9 Advanced Profile | WVC1 | DMO-based codec. VC-1 compliant format. |
Read more about this topic: Windows Media Video
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“The assumption must be that those who can see value only in tradition, or versions of it, deny man’s ability to adapt to changing circumstances.”
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