Audio/Video
Audio Input
The MFX supports audio encoding of up to 4 stereo pairs (8 channels).
Bit rates:
- Mono: 12 to 288 kbps
- Stereo: 14 to 576 kbps
Compression:
- MPEG-2 AAC-LC, ISO/IEC 13818-7
- MPEG-4 AAC-LC, ISO/IEC 14496-3
Frequency response:
- 20 Hz to 22 kHz
Modes:
- Mono-right
- Mono-left
- Stereo
Sampling rate:
- 48 kHz
Embedded Audio:
- SD-SDI (SMPTE 272M)
- HD/3G/6G/12G-SDI (SMPTE 299M)
- HDMI – 1 stereo pair (2 channels)
Video Input
The MFX includes the following video encoding features:
Chroma sub-sampling: 4:2:0 or 4:2:2
Color depth: 8-bits or 10-bits per pixel
Color space: BT.709, BT.2020 (WCG)
Compression:
- 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
Configurable output frame rate (decimation, interpolation)
Dynamic range: SDR and HDR (HLG or PQ/ST-2084)
Encoding cores: 2
GOP framing: I, IP, IBP, IBBP, IBBBP, IBBBBP
HD/SD de-interlacing
Maximum output: up to 2 x 1920x1080p60 or 1 x 3830x2160p60
Rate control:
- Capped variable bit rate (CVBR)
- Constant bit rate (CBR)
Scaling
Slice-based encoding
Digital Interfaces:
- 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)
The following 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).