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Audio/Video

Video Encoding

Consult the following table for detailed video encoding specifications.

Encoding Cores2
Codec Algorithm
  • 264/AVC (MPEG-4 AVC part 10, ISO/IEC 14496-10)
    • Profiles: Baseline, Main, High up to Level 5.2
  • 265/HEVC (ISO/IEC 23008-2)
    • Profiles: Baseline, Main, High up to Level 5.1
Digital Interfaces

HDMI + SDI unit: 

  • SD-SDI (SMPTE 259M-C — 270 Mbps)
  • HD-SDI (SMPTE 292M, 274M, 296M — 1.485 Gbps)
  • 3G-SDI (SMPTE 425M, 424M Level A — 970 Gbps)
  • 6G-SDI (SMPTE 2081 — 6 Gbps)
  • 12G-SDI (SMPTE 2082 — 12 Gbps)
  • HDMI (1.4/2.0) + HDCP (1.4/2.3)

DisplayPort unit: 

  • DisplayPort 1.4 

Video Resolutions and Frame/Field Rates

The following video resolutions and frame or field rates are supported:  

  • 3840x2160p @ 60/59.94/50/30/29.97/25/24/23.98 frames/sec
  • 1920x1080p @ 60/59.94/50/30/29.97/25/24/23.98 frames/sec
  • 1920x1080i @ 60/59.94/50 fields/sec *
  • 1280x720p @ 60/59.94/50/30/29.97/25/24/23.98 frames/sec
  • 720x576i @ 50 fields/sec *
  • 720x480i @ 60/59.94 fields/sec *

* Only for native HEVC output (must be de-interlaced for H.264 output).

Computer Resolutions and Frame/Field Rates

The following computer resolutions and frame or field rates are supported:  

  • 4096x2160p @ 30 frames/sec
  • 3840x2400p @ 30 frames/sec
  • 3440x1440p @ 60 frames/sec
  • 2560x1440p @ 60 frames/sec
  • 2048x1080p @ 60 frames/sec
  • 1920x1200p @ 60 frames/sec
  • 1680x1050p @ 60 frames/sec
  • 1600x1200p @ 60 frames/sec
  • 1600x900p @ 60 frames/sec
  • 1440x900p @ 60 frames/sec

Note

Computer resolutions are available when using HDMI or DisplayPort input interfaces. 

Chroma Sub-Sampling4:2:0 or 4:2:2
Color Depth

8-bits or 10-bits per pixel

Color SpaceBT.709, BT.2020 (WCG)
Dynamic rangeSDR and HDR (HLG or PQ/ST-2084)
GOP framingI, IP, IBP, IBBP, IBBBP, IBBBBP
Configurable Output Frame RateDecimation / Interpolation available
Maximum output:

Up to 2 x 1920x1080p60 or 1 x 3830x2160p60

Rate control
  • Capped variable bit rate (CVBR)
  • Constant bit rate (CBR)
HD/SD de-interlacingAvailable

Slice-based encoding

Available

Audio Encoding

Consult the following table for detailed audio encoding specifications.

Audio ChannelsThe MFX supports audio encoding of up to 4 stereo pairs (8 channels). 
Embedded Audio

HDMI + SDI unit: 

  • SD-SDI (SMPTE 272M)
  • HD/3G/6G/12G-SDI (SMPTE 299M)
  • HDMI – 1 stereo pair (2 channels)

DisplayPort unit: 

  • DisplayPort - 1 stereo pair (2 channels) 
Audio Bitrates
  • Mono: 12-288 kbps
  • Stereo: 14-576 kbps
  • 3.0: 16-864 kbps
  • 4.0: 18-1152 kbps
  • 5.0: 20-1440 kbps
  • 5.1: 20-1440 kbps
  • 7.1:  25-2016 kbps
Frequency Response 

From 20 Hz to 22 kHz. 

Sampling Rate48 kHz
Audio Codecs
Channel Modes

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