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Q V i d i u m

T E C H N O L O G I E S , I N C .

QVDEC4K™ 4K/UHD HEVC/AVC

Streaming Internet Video Decoder

For Live Internet Streaming and Professional Video

Applications

Model: #

QVDEC4K

User Manual v.1

Sept. 13, 2023

Application Firmware Version 34.59.14



2023 QVidium

Technologies, Inc.

San Diego, CA 92130

Phone 858.792.6407 • e-mail: [email protected]

Содержание QVDEC4K

Страница 1: ...Internet Video Decoder For Live Internet Streaming and Professional Video Applications Model QVDEC4K User Manual v 1 Sept 13 2023 Application Firmware Version 34 59 14 2023 QVidium Technologies Inc Sa...

Страница 2: ...and Stopping the Decoder 21 4 CodecManager System Reset 22 4 1 CodecManager 22 4 2 Resetting the QVDEC4K 22 4 3 Command Line Interface 22 6 Troubleshooting Support 24 6 1 Troubleshooting Common Proble...

Страница 3: ...election of common audio decoding formats including surround sound 7 1 and AC3 QVidium was the first company to invent a negative acknowledgement feedback based video transport and error correction me...

Страница 4: ...QVDEC4K that you want to configure and click on Edit to configure the IP address and device name For setting a static IP address please be certain to disable DHCP mode After clicking OK you should se...

Страница 5: ...ed to change the URL in the web browser to point to the new address after clicking on Save The Network Config page allows you to modify the static IP address parameters and DNS server settings or to h...

Страница 6: ...settings or the entire state of the QVDEC4K you can connect a USB cable to the Console USB port to log into the Linux shell From the Linux command shell you can change the IP address or reset the ent...

Страница 8: ...alancing and other routing problems that can affect the quality of the video transport Dynamic Load Balancing occurs where an ISP might specify an alternate route to send packets to balance the load a...

Страница 9: ...ser require shell or SSH access to the unit a public private certificate based system can be enabled that disallows shell login via username password as a further security enhancement 1 6 Updating QVi...

Страница 10: ...nt View Power Indicator Indicator Description Power Glows amber when power is first applied Glows green when powered on and operational Glows red upon encountering an error condition Note A USB2 Micro...

Страница 11: ...DI 12G SDI Output port all SDI rates up to 12Gbps 4 SDI SFP port for 2 nd SDI I O port optical or copper 12G SDI max 5 USB USB 3 0 type A connector for additional memory or Ethernet port 6 GigE 1 Firs...

Страница 12: ...manner not specified by the manufacturer the protection provided by the instrument may be impaired resulting in personal injury or damage to the product Only product safety approved DC power supply u...

Страница 13: ...am 1 Enter http IPAddress where IPAddress is the IP address of the QVidium QVDEC4K HEVC UHD HDR Video Decoder that you want to configure as a decoder See section 1 2 Network Settings1 2 to get or set...

Страница 14: ...commodate HD SDI 3G SDI 6G SDI and 12G SDI SDI interfaces for video resolutions from 720p through 2160p The QVDEC4K cannot output standard definition 480i 576i video output However you can upscale or...

Страница 15: ...Audio Pass through or Decode Default is Pass through This setting only applies when the decoded audio video stream contains AC 3 or Enhanced AC3 aka E AC3 or Dolby Plus For AC 3 audio the QVDEC4K can...

Страница 16: ...elow Figure 4 we shows the network statistics when receiving a QVidium ARQ stream with a 2160p59 94 video stream If the decoder is not running then the statistics are omitted from the dashboard A subs...

Страница 17: ...packet to then travel from the source back to the QVDEC4K decoder The next section of the Dashboard shows the system uptime since it was powered up followed by the memory usage Lastly the Dashboard sh...

Страница 18: ...s packet loss at the receiver and requests replacement packets from the server ARQ can provide nearly flawless reproduction of a video stream even through extremely lossy or congested networks The QVD...

Страница 19: ...idium com proxy The decoder internally encapsulates the video and audio signals as UDP packets in all cases regardless of the type of packet transport you select Specifying UDP eliminates the RTP head...

Страница 20: ...uld no longer contain any missing packets When the decoder and decoder are both started the decoder automatically measures the round trip delay and packet jitter to the decoder and automatically confi...

Страница 21: ...right of the Start button are selections to Edit and Delete that profile 3 To confirm that the decoder has started click on Dashboard If you have trouble starting the decoder please check messages un...

Страница 22: ...a QVDEC4K decoder you can use a USB flash drive and follow the relevant procedure from the QVidium web site at https qvidium tv qv4k These reset procedures involve downloading and saving a file called...

Страница 24: ...t add a Port Forwarding rule on the decoder side firewall to allow UDP traffic on port 10000 or whatever UDP port you had set on the decoder If this does not help or for other problems please see belo...

Страница 25: ...ss for the destination under Decoder Profile and the correct gateway under Network Configure if the receiver is on another subnet 5 Try pinging the destination IP address for the decoder from the deco...

Страница 26: ...input circuitry To fix this problem increase the audio attenuation in the Volume control on the Decoder when the decoder is running until the distortion is gone Other problems with encoding and decod...

Страница 27: ...l response time within 24 hours Technical support is limited to the basic functionality found in the Web user interface and to standard network applications For example we cannot provide detailed comm...

Страница 28: ...lways force the decoder to send 2 channels of audio stereo audio Each audio channel uses one half of the selected audio bitrate The H 264 HD Video Decoder decodes audio using either MPEG 1 Layer II de...

Страница 29: ...for the Video IP stream TS packets per IP packet This field allows specification of the number of 188 byte MPEG 2 Transport Stream packets per IP packet The standard MTU for Ethernet packets permits a...

Страница 30: ...s here are only as a general guideline to help with estimating the expected network loading Maximum Video Decoding Stream Bit Rates 80 Mbps Minimum Suggested Stream Bit Rates for general content such...

Страница 31: ...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 de...

Страница 32: ...r adapter included Max Power 8W 90VAC 6 7W 12VDC Mechanical see relevant datasheet Unit Weight 4 lbs Environmental Operating temperature 0 to 40o C Operating humidity 0 to 90 R H non condensing Non op...

Страница 33: ...ir or replacement e Any damage of the product due to shipment f Removal or installation of the product g Causes external to the product such as electric power fluctuations or failure h Use of supplies...

Страница 34: ...signed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and...

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