Ncast PR-HD Manual do Utilizador

NCast Presentation Recorder Reference ManualNCast Product DocumentationPresentation RecorderReference ManualRevision 2.2May 29th, 2014PR-HD Software R

NCast Presentation Recorder Reference ManualBackpanel for PR-HD-Ultra-M, PR-HD-Ultra-PBackpanel for PR-HD-Ultra-R, PR-HD-Ultra-D1.7. PRESENTATION RECO

NCast Presentation Recorder Reference Manual#!/bin/bash## Stops a Presentation Recorder session using the telnet interfaceif [ $# -ne 2 ]; then

NCast Presentation Recorder Reference Manual12.6.REST INTERFACE – REFERENCE MANUALAll REST Interface calls are documented in the Presentation Recorder

NCast Presentation Recorder Reference Manual13. Techniques for Presentation Capture13.1.WEBCASTING, PODCASTING AND ARCHIVINGThe new world of webcas

NCast Presentation Recorder Reference Manualcheck out the A/V equipment in the room the day before the recording, if possible, or to consult with the

NCast Presentation Recorder Reference Manualespecially true if there are non-native language speakers or listeners. Clean audio can be achieved by fol

NCast Presentation Recorder Reference Manualintroducing the next speaker while the previous speaker’s graphics are still being projected. The speaker

NCast Presentation Recorder Reference Manual13.4.VIDEO POST-PRODUCTIONIf there is a need to do some minor editing on an archive file, there are tools

NCast Presentation Recorder Reference ManualAlign the “In” point to the nearest key frame. This is required to eliminate pixelation and picture breaku

NCast Presentation Recorder Reference Manual14. PR-HD First Generation14.1.BACKPANEL CONNECTORSThe following connector changes occurred in moving to t

NCast Presentation Recorder Reference Manual14.2.MAIN/PIP INPUT COMPATIBILITY CHARTThe following chart outlines the Main/PIP compatibility for the fir

NCast Presentation Recorder Reference Manual1.9. PRESENTATION RECORDERS – INSTALLATIONThe diagram below shows a typical room installation:NCast Corpor

NCast Presentation Recorder Reference Manual15. Terms and Definitions15.1.AUDIO AND VIDEO TERMS AND DEFINITIONSA complete discussion of MPEG compressi

NCast Presentation Recorder Reference ManualRTSP – Real-Time Streaming Protocol is an IETF approved protocol for control of real-time streaming on the

NCast Presentation Recorder Reference Manual16. References16.1.MPEG COMPRESSIONISO 14496-12 - ISO base media file formatISO 14496-14 - MP4 file format

NCast Presentation Recorder Reference Manual17. Revision History• Revision 2.2 – Update document and diagrams to cover the second generation of Presen

NCast Presentation Recorder Reference Manual2. Quick Start2.1. STARTUP2.1.1. A Really Short StartHere’s a very short description on how to get started

NCast Presentation Recorder Reference Manual4. On the Quick Start page select the Channel Layout you desire. The icons represent the compositionof the

NCast Presentation Recorder Reference Manual2.2. PRESENTATION RECORDER MODES OF OPERATIONThe Presentation Recorders have eight major modes of operatio

NCast Presentation Recorder Reference ManualSend a Unicast or Multicast Stream and Record to File – This mode of operation is the same as “Send a Unic

NCast Presentation Recorder Reference ManualReceive a Unicast or Multicast Stream – In this mode of operation the Presentation Recorder is configured

NCast Presentation Recorder Reference Manual3. Theory of Operation3.1. PRESENTATION RECORDER COMPONENT BLOCK DIAGRAM The Presentation Recorder consist

NCast Presentation Recorder Reference ManualIf PIP mode is enabled, two signals may be selected (exceptions: Composite and S-video share one video dec

NCast Presentation Recorder Reference Manual4. Quick Start Configuration and Setup4.1. QUICK START PAGE ORGANIZATIONThe Quick Start page is the primar

NCast Presentation Recorder Reference ManualTable of Contents1. Introduction

NCast Presentation Recorder Reference Manual4.2. CHANNEL SELECTIONA Channel is a preset containing all the layout and startup parameters needed for a

NCast Presentation Recorder Reference ManualGraphical overlays are JPEG, GIF or PNG images that may be used to fill in or overlay areas of the frame b

NCast Presentation Recorder Reference Manual• Loopback gain – Controls the feed from the input signal to the output. Watchout for feedback!The other b

NCast Presentation Recorder Reference Manual4.5. RECORDINGThe Recording button starts the recording and archiving of the video/graphics/audio media be

NCast Presentation Recorder Reference ManualClicking the green arrow expands the slider to reveal an additional set of Icons:The function of these Ico

NCast Presentation Recorder Reference Manual4.7.6. Software UpdateNCast regularly releases new software revisions for its encoders with many updated f

NCast Presentation Recorder Reference Manual5. The Channel Table5.1. CHANNEL SETTINGSA “Channel” is a preset or template, a collection of parameter se

NCast Presentation Recorder Reference ManualRecorder. Any changes or updates to the Channel Table have no effect on the Session until the next Session

NCast Presentation Recorder Reference ManualAs a specific example, a Presentation Recorder might set up the following 3 channel assignments:Channel 1

NCast Presentation Recorder Reference Manual• Automatic Unicast using RTSP and Recording – Same as above but simultaneous recording is enabled.• Strea

NCast Presentation Recorder Reference Manual7.4. Web

NCast Presentation Recorder Reference Manualcan have any dimension or aspect ratio, with the limitation that the maximum dimensions are 1280 x 720 for

NCast Presentation Recorder Reference Manual5.4.3. BackgroundA Background graphic or “underlay” may be enabled (and uploaded) to the recorder. It is p

NCast Presentation Recorder Reference ManualText Overlays are windows which contain text to be displayed on the frame. The text can be inserted from f

NCast Presentation Recorder Reference ManualFormatStringFunction%a Abbreviated weekday name (for example Sun)%A Full weekday name (for example Sunday)

NCast Presentation Recorder Reference Manual5.5. EDIT CHANNEL – PROFILE5.5.1. Set Video QualityEach channel can be assigned a video quality (bit-rate)

NCast Presentation Recorder Reference Manual5.6.2. Frame-rateThe video frame-rate represents the number of frame (visual image) grabs per second the s

NCast Presentation Recorder Reference ManualResolution Minimum Bit-rate Preferred Bit-rateQVGA (320x240) 128 kbps 192 kbpsVGA (640x480) 220 kbps 330 k

NCast Presentation Recorder Reference Manual5.7. EDIT CHANNEL – NETWORK5.7.1. Set Video Stream Destination - AddressAn address entered for Video (the

NCast Presentation Recorder Reference Manualadministrative boundaries, such as a local LAN, a building, a campus or a region. These are safe addresses

NCast Presentation Recorder Reference ManualThe Maximum Transmission Unit (MTU) is the maximum length of a packet and is normally set to 1500. For som

NCast Presentation Recorder Reference ManualRegulatory Compliance InformationEquipment LabelThe Presentation Recorder meets all applicable FCC, CE and

NCast Presentation Recorder Reference Manual5.8.2. Port NumberPort number 1935 is standard for this service. Enter an alternate number if your server

NCast Presentation Recorder Reference Manual5.9.2. Set RTSP Server Port NumberEnter the server RTSP port number (usually 554 for RTSP-based servers, 1

NCast Presentation Recorder Reference ManualIf enabled, the encoder smooths the stream transmission and sends packets at the prescribed target bit rat

NCast Presentation Recorder Reference Manual5.10.2. Set Recording FilenameThe default archived filename is of the form20071119-143206-001.mp4which rep

NCast Presentation Recorder Reference Manual%Y%m%d-%H%M%S-%nThe counter variables start at 0001 or 000001 and go to 9999 or 999999. Only one counter v

NCast Presentation Recorder Reference Manual5.10.10. Enable Blackout on Pause and Resume?This options add a fad in/fade out special effect when the re

NCast Presentation Recorder Reference Manual5.11.3.Remove Recording After Upload is Finished?The recording will be removed after the archive has been

NCast Presentation Recorder Reference ManualThe PR-HD will try to connect to the server and list contents of the upload directory. It uses the current

NCast Presentation Recorder Reference Manual5.11.10. Set Port NumberEnter the server port number for the protocol in use.5.11.11. Enable Anonymous Log

NCast Presentation Recorder Reference Manual5.11.17. Universal Serial Bus UploadThe Presentation Recorders are able to transfer ready archive files to

NCast Presentation Recorder Reference ManualThis equipment has been tested and found to comply with the limits for a Class A digital device, pursuant

NCast Presentation Recorder Reference ManualDue to the wide variety (and often poor performance) of USB sticks, all archive files are first recorded a

NCast Presentation Recorder Reference ManualEnter the following credentials for your server:• Set Partner ID – Enter your Partner ID as provided by yo

NCast Presentation Recorder Reference Manual5.12.2.Channel N Settings – Notification EventsA subset of all system-wide events is available for Channel

NCast Presentation Recorder Reference Manual6. Archives6.1. ARCHIVE SETTINGSThe Presentation Recorder units allow complete recording of audio and grap

NCast Presentation Recorder Reference ManualIf the archive time is not correct, check the Date & Time Timezone field settings on the Status → Syst

NCast Presentation Recorder Reference Manual</archive>The use of XML format allows the content to be encoded in the Unicode (UTF-8) character se

NCast Presentation Recorder Reference ManualThere are several tools which have been used to edit and manipulate MPEG-4 archive files: Quicktime Pro, A

NCast Presentation Recorder Reference Manual7. Configuration7.1. PERSONALThe Unit Options page gives the Presentation Recorder its unique ID and provi

NCast Presentation Recorder Reference Manualnumber should be formatted with a + sign replacing the international access code. For example, a phone num

NCast Presentation Recorder Reference ManualClicking on this button will bring up the manual time setting window:There will be some time offset with c

NCast Presentation Recorder Reference Manual1. Introduction1.1. PURPOSEThe NCast Presentation Recorder Reference Manual is intended for the Audio/Vide

NCast Presentation Recorder Reference ManualThe following parameters may be configured on the Network page:7.3.1. DHCPIf DHCP is enabled the unit will

NCast Presentation Recorder Reference ManualThe file on the USB stick must be named “ntwkconf.txt” and has the following lines of information:dhcp=(bo

NCast Presentation Recorder Reference ManualIf the proxy server requires a username and password for access, enter the password.All changes to these n

NCast Presentation Recorder Reference ManualA private key is used to encrypt the data portion the message being sent. The private key is generated fro

NCast Presentation Recorder Reference Manual7.4.1. HTTP/HTTPS AccessNormal web access, which is unprotected and insecure, is accomplished through use

NCast Presentation Recorder Reference Manual7.5.1. ModeAllows a choice of output resolutions: 720 or 1080 (Extreme and Ultra models only).7.5.2. Color

NCast Presentation Recorder Reference ManualThe local meters are useful to check for proper connectivity and activity of the sound system connected to

NCast Presentation Recorder Reference ManualIf the interface is enabled, secure the interface with a unique and non-dictionary password, and configure

NCast Presentation Recorder Reference ManualComplete documentation for the serial command set is in the “Presentation Recorder Serial Interface Specif

NCast Presentation Recorder Reference ManualOnly the primary or default user calendar is processed. The program is not able to deal with secondary cal

NCast Presentation Recorder Reference Manual• Two independent HD encoders – With identical inputs, one encoder may be setup to stream and record a hig

NCast Presentation Recorder Reference ManualG3 Set the Main input to the VGA input connectorV1 Set the PIP input to the Composite video input connecto

NCast Presentation Recorder Reference ManualTZNAME:PSTDTSTART:19701025T020000RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SUEND:STANDARDThe iCalendar file int

NCast Presentation Recorder Reference Manual7.7.11.Exporting iCalendar FilesEach calendar application should have an “Export” or “Save” command to cre

NCast Presentation Recorder Reference ManualIf the Presentation Server scheduler will not be used, uncheck this box to save unneeded network activity.

NCast Presentation Recorder Reference Manual3. If the status shows that the Capture Agent is registered, next try to manually start/stop a recording.

NCast Presentation Recorder Reference ManualEnter the e-mail address denoting the source of this email (this unit). Something like PR-HD.Room-A105@myo

NCast Presentation Recorder Reference ManualThere are two methods by which to choose a notification to be reported:• Select by event type – Any event

NCast Presentation Recorder Reference Manual7.10.2.TextsText formatting variables (%0 through %9) may be used to define the Title, Presenter and Descr

NCast Presentation Recorder Reference Manual7.10.3.DiskThere are four specialized settings that apply to diskspace management. These allow the user to

NCast Presentation Recorder Reference Manual8. Status8.1. SYSTEM8.1.1. Serial Number and Revision InformationThe System tab lists current information

NCast Presentation Recorder Reference Manual1.6. PRESENTATION RECORDERS – CONNECTOR OPTIONSThe following diagram describes the back-panel connectors a

NCast Presentation Recorder Reference Manual8.2. NETWORK8.2.1. IP Address DetailsThe Network tab reports the IP address and other related parameters c

NCast Presentation Recorder Reference Manual8.4. SERIAL LOGS8.4.1. Serial Command LoggingSerial command activity can be initiated from the RS-232 conn

NCast Presentation Recorder Reference Manual9. Sources9.1. VIDEOThe Sources line on the Quick Start page controls what graphics/video or audio inputs

NCast Presentation Recorder Reference ManualMAIN \\ PIP VGA DVI-A DVI-D HDMI DISPLAYPORT 3G-SDI COMPOSITEVGA Duplicate Comp Yes Yes Yes Yes YesDVI-A C

NCast Presentation Recorder Reference ManualA reference signal of 0.0 dBu (0.775 V RMS) on the line-in connector will produce maximum sample values wi

NCast Presentation Recorder Reference ManualThe following table shows the allowable ranges of adjustment:Control RangeBrightness 0-100Contrast 0-100Sa

NCast Presentation Recorder Reference ManualThis control panel allows +/- timing adjustment for audio, allowing fine control over aligning video and a

NCast Presentation Recorder Reference Manual10. Viewer Interface and Media Players10.1.VIEW STREAMThe View Stream dialog box on the Quick Start page a

NCast Presentation Recorder Reference Manual1. At installation the client player informs the web browser that “If you see an SDP file, launch me and p

NCast Presentation Recorder Reference Manual10.3.MEDIA PLAYERSThe MPEG-4 format used by the Presentation Recorders is an industry-wide standardized fo

NCast Presentation Recorder Reference ManualBackpanel for PR-HD-Basic-R, PR-HD-Basic-DBackpanel for PR-HD-Extreme-M, PR-HD-Extreme-PBackpanel for PR-H

NCast Presentation Recorder Reference ManualThe audio devices set for the media player have not been configured correctly.The audio has been muted.10.

NCast Presentation Recorder Reference ManualReceivers/Decoders of the stream, whether using a desktop player (QuickTime, Windows Media Player, etc.)or

NCast Presentation Recorder Reference Manual[00:00:21.38]Introducing the NCast PR-HD Series Recorders,[00:00:24.07]the easy and affordable way to pres

NCast Presentation Recorder Reference Manual11. Custom Layouts11.1.FRAME LAYOUTS AND PRESETSThe main Frame of a Presentation Recorder composition cons

NCast Presentation Recorder Reference Manual11.1.1.Custom Settings ExampleFor archival purposes or for playback on hi-definition 16:9 screens this exa

NCast Presentation Recorder Reference ManualTo create this composite the following steps are required:1. Go to the Channels tab and mouse over the Cha

NCast Presentation Recorder Reference ManualIf the podium is to the left of the projection screen (as viewed from the audience) the following layout s

NCast Presentation Recorder Reference ManualIn the Channel factory presets the Presentation Recorder provides podium-left and podium-right pairings of

NCast Presentation Recorder Reference ManualTeraGrid Conference, courtesy of UCSDVirtual Teams Conference, courtesy of Media-XHP Historical Presentati

NCast Presentation Recorder Reference Manual12. Presentation Recorder Interfaces12.1.SERIAL INTERFACECommands to control the Presentation Recorder ove