
User Manual v.1
QVidium
®
QVDEC4K™ UHD/HEVC Video Decoder
Copyright 2023 QVidium
®
Technologies, Inc.
Page 31 of 34
Appendix D: Technical Specifications
Below is a summary of the QVDEC4K specifications. For the must up-to-date and more complete
specs, please see the datasheet for the relevant model QVidium product at
Specifications
Network Interface:
IEEE 802.3 1000/100/10 Base-TX Gigabit Ethernet (RJ-45) (1 port QVDEC/QVDEC, 2 ports QVDEC4K)
IP Network Stream Conditioning & Error Correction (EC):
QVidium patented ARQ error correction (pull and push modes)
QVidium ARQ: multistream simultaneous push & pull operation
SRT (caller and listener)
RIST - Main (caller and listener) and Simple Profile
Zixi Sender
Network Protocols:
IP Encapsulation: RTP/UDP/IP, UDP/IP, SRT/UDP/IP, & TCP/IP (HLS)
IETF DiffServ and IEEE TOS compliance
IGMP v.2 & v.3 Multicast compliant
RTMP, and HLS
DHCP client
Audio/Video Interfaces:
1 BNC: HD-SDI / 3G-SDI/6G-SDI/12G-SDI (SMPTE 292M/424M/ST2081/ST2082) video input
1 SFP: HD-SDI / 3G-SDI/6G-SDI/12G-SDI (SMPTE 292M/424M/ST2081/ST2082) video input
Embedded audio: SMPTE 299M: 4 channels PCM audio (8 mono chanels), AES (AC3 5.1)
Transport Stream Bitrate (Audio & Video):
Up to 80.0 Mbps (decoding UDP/IP output for IP Transport mode)
Audio:
MPEG-1 Layer-II audio decoding, ISO/IEC-11172-3 Layer 2 standards compliant
MPEG4 AAC-LC audio decoding
Opus audio decoding (RFC6716)
Stereo bit rates: 16, 32, 56, 64, 96, 112, 128, 192, 224, 256, 320, & 384 Kbps
Sampling rate 48 KHz
BNC/SDI and SFP/SDI HD embedded audio at 48 KHz, 24-bit
Up to 8 mono channels or 4 stereo pairs, or 7.1surround-sound of embedded audio
AC3 5.1 Pass-through, AC3 transcoding to AAC/Opus, and AC3 downmixing to AAC/Opus stereo
Video:
4:2:0 8-bit H.264/MPEG-4 AVC High Profile (Advanced Video Coding, Part 10), Level 6.0
4:2:0 8-bit H.265/HEVC Main Profile, Level 6.0 High Tier
SDI Input resolutions: 3840x2160 (2160p), 1920x1080 (1080p), 1920x540 (1080i), 1280x720 (720p)
SDI Input Frame Rates: 60, 59.94, 30, 29.97, 24, 23,98 fps
Multiplexing Format: MPEG-2 Transport Stream, RTMP and HLS
Video Up/Down Scaling
Video up-scaling 1080i input to 1080p
USB Interfaces:
1 USB2-MicroB Console Interface
1 USB3.0-TypeC Interface
1 USB3.0-TypeA Interface