tech specs.md

Input

Compressed input

• Type: IP (IGMPv3-based redundancy and dual multicast redundancy), Dual source redundancy (active/active & active/passive modes), Pro-MPEG FEC support
• Monitoring: Packet loss statistics
• Protocol: MPEG-2 TS (MPTS & SPTS), RTMP
• Codec: JPEG-XS, MPEG-2, H.264, HEVC – MPEG-1 LII, Dolby Digital (AC-3), Dolby Digital Plus (E-AC3), AAC, HEAAC v1 and v2, Dolby E (baseband input only), Dolby Digital Plus ATMOS
• Data rate: SD / HD up to 50 Mbps, UHD up to 80 Mbps

Reliable transport

• SRT and RIST input/output:
  • Carriage of UDP or RTP streams over the SRT protocol
  • SRT listener or caller mode
  • RIST sender mode
  • RIST listener mode
• Zixi input/output
  • Zixi sender
  • Zixi feeder or Zixi Receiver mode

Baseband input

Info: Optional hardware required

• SDI: 3G / HD / SD-SDI (max 16 per server)
• SDI over IP (SMPTE ST 2022-6)
• SMPTE ST 2110
  • SMPTE ST 2110-20 uncompressed video up to UHD resolution,
  • SMPTE ST 2110-30/31: uncompressed audio,
  • SMPTE ST 2110-40: data (VITC/Time code, AFD/BAR, Closed captioning, OP-47 Teletext, SMPTE 2031 Teletext),
  • All SMPTE ST 2110 essences can be input as ST 2022-7
  • NMOS IS-04 and NMOS IS-05 support

Pre-processing

Enhancement filters

• Video: De-interlacing, Cropping, Letter boxing, Stretching, SD and HD Cross-scaling, 3:2 Pull down, MCTF, Deblocking filter, Spatial denoising filter, Cross Talk filter, Sharpening, Diamond filter
• Audio: Automatic loudness control (A/85), Audio gain adjustment, Mute

Image

• Image settings: Brightness, Contrast, Saturation, Hue, Gamma, Temperature
• Image overlays: Image insertion on input loss
• Aspect ratio: WSS, AFD, Video index

Metadata

• Subtitles passthrough and translation: EIA 608/708 Closed Caption, SCTE-20, DVB Teletext, DVB Subtitles, SCTE-27, ARIB B24
• Metadata: SCTE-104, SCTE-35, IA 608 / 708 Closed Caption, SCTE-20, DVB Teletext, DVB-VBI, SCTE-27, OP47, SMPTE 2031, VITC , SMPTE 2038, ARIB B24
• Streaming subtitles
  • Closed Captions: WebVTT for HLS, DFXP for HSS, WebVTT or SMPTE-TT for DASH
  • DVB-Teletext page 888: WebVTT for HLS, DFXP for HSS, WebVTT or SMPTE-TT for DASH
  • DVB-Subtitles: DFXP for HSS, SMPTE-TT for DASH
• Ad insertion: EBIF / EISS / AITSCTE-35 passthrough
• Nielsen: Watermark extraction for multi-screen devices

Video encoding

• Video codec: HEVC Main 10, HEVC Main Profile, H.264 Baseline / Main / High profile, MPEG-2
• HDR: HDR10, HLG10, PQ10. Dolby Vision 8.1 & 5.0
• Rate control: CBR, VBR, constant video quality
• Data rate: From 100 kbps to 60 Mbps
• Resolutions:
  • Progressive: from QCIF to UHD, up to 60 fps
  • Interlaced: 480i, 576i, 720i and 1080i
• Templates: Channel templates creation and management

Audio encoding

• Audio encoding: MPEG-4 / MPEG-2 AAC, AAC 5.1, HE-AAC v1 & v2, HE-AAC 5.1 1, Dolby Digital (AC3), Dolby Digital Plus (E-AC3), Dolby Digital Plus ATMOS
• Audio channels per service: Up to 8 stereo pairs. Radio channels.
• Passthrough: MPEG 1 LII, Dolby Digital (AC-3), Dolby Digital Plus (E-AC3) 5.1-ch or stereo, Dolby E, Dolby Digital Plus ATMOS
• Data rate: From 4.75 kbps to 320 kbps (from 64 to 1024 kbps for DD+)

Multiplexing

Processing

• Full re-multiplexing support including real-time PSI regeneration, and dynamic rules-based passthrough of descriptors
• PID re-mapping
• SI/PSI generation/re-generation and insertion from external source
• Statistical multiplexing bit rate allocation for MediaKind software encoder
• Bitrate policing
• Input Content Extraction

Content protection

• DVB-CSA V1, V2 scrambling
• AES-128 scrambling
• BISS Mode 0, 1, 2

Broadcast output

Output type and format

• Adaptive TS / MPEG-2 TS (ALD, EBP, IDR or RAP-based signal)
• SPTS over UDP

Transmission

• Multicast / Unicast, UDP, RTP

Streaming output

Formatting

• Apple HTTP Live Streaming (Over CMAF or TS), Microsoft Smooth Streaming, DASH
• Common CMAF segment delivery for HLS and DASH
• Low latency chunking support for DASH
• RTMP

Multi audio

• Multiple audio streams per output for HLS, Smooth Streaming and DASH

Content protection

• Microsoft PlayReady DRM support for HLS/TS, Smooth Streaming and DASH
• Apple Segment for HLS/TS
• FairPlay support for HLS/TS and HLS/CMAF
• Adobe Primetime Access support HLS/TS
• Widevine, PlayReady and Marlin support in CTR mode for DASH
• Widevine and PlayReady support in CBC mode for DASH
• Key provisioning interface to leading CAS & DRM vendors

Content publishing

• Support for pull scenarios in just-in-time packaging
• Support publishing to local storage or to WebDAV servers

Origin server

• Built-in live and VOD origin server for HLS, Smooth Streaming and DASH
• Custom HTTP headers management (Expiry settings, CORS headers…)
• Built-in support of HTTP 1.1 Chunked Transfer Encoding for Low Latency

CDN

• Interfaces to leading CDNs
• Certified with Akamai MSL 4 for HLS and DASH

Monitoring & control

• Control interface: Up to 2 IP ports, monitoring and control ports (primary and spare) through API & GUI
• Control and system protocols: REST, HTTP, NTP, FTP, IGMP v2 / v3, SNMP v2 / 3c
• Content replacement: SCTE-35 in-band / ESAM out-of-band. Triggers: Time signal, Splice-out / Splice-in, Alternate command, or manually triggered from GUI.
• High availability: Support both 1+1 and N+M redundancy schemes. Service synchronization on encoder and packager

Infrastructure

• Servers: MediaKind-referenced hardware IT Datacenter based on COTS servers
• CPU: Intel, AMD