Input container file formats

The following list includes the most commonly encountered file extensions. Stream supports many others (for example: .m2ts, .mpeg2video, .qt).

File formats (file extensions) Supported
FLV (with H.264 and AAC codecs) (.flv) Yes
MXF (.mxf) Yes
GXF (.gxf) Yes
MPEG2-PS, MPEG2-TS, 3GP (.ts, .ps, .3gp, .3gpp, .mpg) Yes
Windows Media Video (WMV)/ASF (.wmv, .asf) Yes
AVI (Uncompressed 8bit/10bit) (.avi) Yes
MP4 (.mp4, .m4a, .m4v)/ISMV (.isma, .ismv) Yes
Microsoft Digital Video Recording(DVR-MS) (.dvr-ms) Yes
Matroska/WebM (.mkv) Yes
WAVE/WAV (.wav) Yes
QuickTime (.mov) Yes

 Tip

While all the above formats are supported, not all of them are accessible (for example: .wmv). For the most accessible video, use the .mp4 format.

Audio formats in input video containers

 Note

Microsoft Stream does not support audio-only media files.

Microsoft Stream supports carrying the following audio formats in input video containers:

  • MXF, GXF, and QuickTime files that have audio tracks with interleaved stereo or 5.1 samples
  • MXF, GXF, and QuickTime files where the audio is carried as separate PCM tracks but the channel mapping (to stereo or 5.1) can be deduced from the file metadata

Input video codecs

Input Video Codecs Supported
AVC 8-bit/10-bit, up to 4:2:2, including AVCIntra 8 bit 4:2:0 and 4:2:2
Avid DNxHD (in MXF) Yes
DVCPro/DVCProHD (in MXF) Yes
Digital video (DV) (in AVI files) Yes
JPEG 2000 Yes
MPEG-2 (up to 422 Profile and High Level; including variants such as XDCAM, XDCAM HD, XDCAM IMX, CableLabs®, and D10) Up to 422 Profile
MPEG-1 Yes
VC-1/WMV9 Yes
Canopus HQ/HQX No
MPEG-4 Part 2 Yes
Theora Yes
YUV420 uncompressed, or mezzanine Yes
Apple ProRes 422 Yes
Apple ProRes 422 LT Yes
Apple ProRes 422 HQ Yes
Apple ProRes Proxy Yes
Apple ProRes 4444 Yes
Apple ProRes 4444 XQ Yes

Input audio codecs

Input Audio Codecs Supported
AAC (AAC-LC, AAC-HE, and AAC-HEv2; up to 5.1) Yes
MPEG Layer 2 Yes
MP3 (MPEG-1 Audio Layer 3) Yes
Windows Media Audio Yes
WAV/PCM Yes
FLAC Yes
Opus Yes
Vorbis Yes
AMR (adaptive multi-rate) Yes
AES (SMPTE 331M and 302M, AES3-2003) No
Dolby® E No
Dolby® Digital (AC3) No
Dolby® Digital Plus (E-AC3) No

Source: Microsoft