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Advanced Measurement Technology User Guide for OmniTek XR Software Version: 2.3 12 th March 2008.
Page 2 OmniTek XR User Guide, Software Rel ease 2.3 © 2008 Image Processing Techniques Ltd. All rights reserved This documentation contai ns propri etary information of Image Processi ng Techniques Ltd.
OmniTek XR User Guide, Software Rel ease 2.3 Page 3 Table of Contents 1. INTRODUCTION .................................................................................................. 7 From Power-Up ..................................................
Page 4 OmniTek XR User Guide, Software Rel ease 2.3 Wide Screen Signalling: (L ine 23) Reader Settings .............................................................................. .................. 28 Teletext/OP-47: Reader Settings ...............
OmniTek XR User Guide, Software Rel ease 2.3 Page 5 Video Status window ............................................................................................................ ..................................... 55 Options menu ................
Page 6 OmniTek XR User Guide, Software Rel ease 2.3 10. AUDIO CHECKING FEATURES ........................................................................89 Audio Level Disp lays (PP Ms) ..................................................................
OmniTek XR User Guide, Software Rel ease 2.3 Page 7 1. Introduction This user guide describes the Om niTek XR product. This produ ct consists of a PCI card installed into a Windows PC together with Om niTek software. The pro duct may be supplied already installed and configured by OmniTek, or this may be done by the user.
Page 8 OmniTek XR User Guide, Software Rel ease 2.3 Quick Start Guide This section provides a basic g uide to starti ng work with the OmniTek XR application. On starting, a message first ap pears enquiring whet her you wish to use the p rogram’s Advanced Audio or the Motion-Ca pture fac ilities.
OmniTek XR User Guide, Software Rel ease 2.3 Page 9 Display Mode OmniTek XR offe rs two display modes referre d to as ‘Normal’ mode and ‘Full Screen’ mode. In Normal mode, the screen follows standar d Windows conventions, offering multipl e windows, dialogues and to olbars.
Page 10 OmniTek XR User Guide, Software Rel ease 2.3 The usual sele ction of the sync for a waveform mo nitor is Ser ial lock (as selec ted by Auto detect ).
OmniTek XR User Guide, Software Rel ease 2.3 Page 11 At the right-hand end of the Status Bar is a little field interrupt indicator. This spins du ring normal operation, indicating field interrupts are being processed. It will stop during certain operations, such as loading files from disk.
Page 12 OmniTek XR User Guide, Software Rel ease 2.3 Presets are individual macro s that work both in the norm al Windows environment and in Full Screen mode.
OmniTek XR User Guide, Software Rel ease 2.3 Page 13 Window Sizes The size of all of the windows is related to the video standard. When you position and size the windows in on e standard, they may well turn out to be wrongly sized when you switch to a di fferent standard.
Page 14 OmniTek XR User Guide, Software Rel ease 2.3 2. Menus This section describes the menus offered on the main application menu bar when Omnitek XR is being run in Normal (Windows) mode. Whil e this section is c hiefly for reference, the options offered by these menus provide a good overview of the facilities offered by OmniTek XR.
OmniTek XR User Guide, Software Rel ease 2.3 Page 15 Message Boxes The Preferences menu also lets you co ntrol the display of message boxes in response to error conditions. Messag e boxes that currently may be displayed are ticked. Clearing the tick disables that particula r message box.
Page 16 OmniTek XR User Guide, Software Rel ease 2.3 Region Of Interest This toolbar is a sep arate window that acts in conj unction with the Waveform and Vector Scope win dows, and provides fine detail control over the part of the video frame th at is used to create waveforms etc.
OmniTek XR User Guide, Software Rel ease 2.3 Page 17 Engineering Options The Engineering options allow the current Engineerin g Settings to be saved in .ode files and to be subsequently re -loaded. The layout of the wind ows and toolbars is unaffected by saving and loading Engineering settings.
Page 18 OmniTek XR User Guide, Software Rel ease 2.3 formats other than NTSC are also located on a line other than Line 21. These details are recorded on the Teletext/OP-47 page or the Close d Caption page of the Engineering Settings control window (see pages 29 a nd 30).
OmniTek XR User Guide, Software Rel ease 2.3 Page 19 Full Screen Menu As well as operating within a conventional application ‘window’, OmniTek XR can also operate within a ‘Full Screen’ environment. This menu allows you both to define full screen views and to select a specific view to launch in Full Scree n mode.
Page 20 OmniTek XR User Guide, Software Rel ease 2.3 3. Engineering Settings When using OmniTek XR, perhaps th e most important controls are the Engineering settings. These determine the entire configurat ion of the system in terms of what video format to use, the video lock reference, etc.
OmniTek XR User Guide, Software Rel ease 2.3 Page 21 Video Standard The video standard currently sele cted is shown in the box. The current standard can be changed by clicking the drop-down arrow, and selecting one of the available choi ces. Alter natively, if you are monitori ng external video, it may be more convenient to select Auto detect .
Page 22 OmniTek XR User Guide, Software Rel ease 2.3 Video: Generator Settings The controls on the Vi deo: Generator p age of the Engineering Settings co ntrol window all relate to video generated by OmniTek XR. This page is not available wh en the OmniTek XR system does not include the Motion-Capture opti on.
OmniTek XR User Guide, Software Rel ease 2.3 Page 23 Video: Analyzer Settings Range Errors OmniTek XR can detect and count where t he inco ming video falls outside pre-defined luma/chroma ranges. The levels that trig ger an error are determined in this dialogue.
Page 24 OmniTek XR User Guide, Software Rel ease 2.3 These errors can also be highlighted on the waveforms. This option is selected through the Options menu within the Waveform window (see page 59).
OmniTek XR User Guide, Software Rel ease 2.3 Page 25 Once multiple profiles have been created, it is possible to select between them from the Profiles dialogue (called up as describe d above) . When OmniTek XR is started, the last used profile is automatically loaded but a new profile may be loaded at any time.
Page 26 OmniTek XR User Guide, Software Rel ease 2.3 Note that whilst the lookup table a djusts how the waveforms and the Vecto r Scope are displayed, the data shown in the Data View window i s always the exact data o n the serial inputs.
OmniTek XR User Guide, Software Rel ease 2.3 Page 27 • Luminance Content This control works in exa ctly the same way as the Motion Content control, and detects if the picture is black. • Chrominance Con tent This control works in exa ctly the same way as the Motion Content control, and detects if the picture is black and white.
Page 28 OmniTek XR User Guide, Software Rel ease 2.3 Video Index: Reader Settings OmniTek XR includes a Video Index rea der, which is configured from this dialog ue. The lines normally used for the Video Index sign al are indicated in the dialogue, but other lines may be selected, for example for t est purposes.
OmniTek XR User Guide, Software Rel ease 2.3 Page 29 This data can be interpreted either a s per EN 300 294 or as modif ied by ARDSPEC. For flexibility, it is possible to monitor other lines in addition to line 23.
Page 30 OmniTek XR User Guide, Software Rel ease 2.3 Closed Caption: Reader Settings This page of the Engineering Settings control wi ndow caters for ‘Line 21’ captions sent within video formats other than NTSC. In NT SC, these captions are required to be transmitted on Line 21.
OmniTek XR User Guide, Software Rel ease 2.3 Page 31 4. Toolbars This section descri bes the toolbars available when OmniTek XR is being used i n Normal (Windows) mode. These toolbars provide di rect access to many of the functio ns contained in the menus.
Page 32 OmniTek XR User Guide, Software Rel ease 2.3 Crosshair Toolbar The Crosshair toolbar provides both information about and controls for the current point of interest within the video display (as indicated by the cro sshair on the Mini-Pic display).
OmniTek XR User Guide, Software Rel ease 2.3 Page 33 Region of Interest Toolbar The Region of Intere st toolbar is a control window that acts in conjunc tion with the Waveform and Vector S cope windows, and prov ides fine detail control over the part of the video frame that is used to create waveforms etc.
Page 34 OmniTek XR User Guide, Software Rel ease 2.3 A Time Shift recording can be triggere d by any of the trigger conditions sho wn in this dialogue. It can be triggered in respon se to any of several VITC, LTC or ATC time code values, or in response to a specific e rror condition such as a CRC error occurri ng.
OmniTek XR User Guide, Software Rel ease 2.3 Page 35 Source Toolbar OmniTek XR has two main Source toolbars. Single Link Source Toolbar The above toolbar is offered where OmniTek X R is used with the Motion-Capture option. (A shorter version appears when the Adv anced/Extern al Audio option is being used.
Page 36 OmniTek XR User Guide, Software Rel ease 2.3 The functionality of this Source toolbar is shown through the follo wing block diagram. Where the system includes th e Motion-Capture option, the s.
OmniTek XR User Guide, Software Rel ease 2.3 Page 37 The principal effect of ticki ng this option is to control the a ction of the Auto Detect circuit. Ticking Dual-link forc es the Auto Detect circuit to in terpret whatever format it next finds on Link A or Link B as a dual-link format.
Page 38 OmniTek XR User Guide, Software Rel ease 2.3 Audio PPMs icon. Enables the display of PPMs for eithe r Embedded Audio, Dolby-E Audio or AES/EBU Audio (where installed). See page 89 for details. Audio Lissajous icon. Opens a window in which the phase relationship between a selected channel p air is displayed a s a Lissajous figure.
OmniTek XR User Guide, Software Rel ease 2.3 Page 39 5. Application Windows OmniTek XR offers a ran ge of windows within whi ch to display different aspects of th e video that is being analysed. The various di spla ys are generated in hardware i n real time from the video being proc essed.
Page 40 OmniTek XR User Guide, Software Rel ease 2.3 Window menu The windows also all have a ‘Window’ m enu that provides the following possibilities. Full Screen Select this to display the chosen win dow data in Full Screen mode, without any windows artefacts present, such as toolba rs, menus etc.
OmniTek XR User Guide, Software Rel ease 2.3 Page 41 Audio Lissajous window This window is only includ ed where OmniTe k XR include s the Advanced Audio option. It displays a Lissajous figure of the audio tr ansmitted on the two cha nnels of a particular stereo pair.
Page 42 OmniTek XR User Guide, Software Rel ease 2.3 Audio Status window The Audio Status window is offered by all systems that incl ude audio support. Whe re included, it displays a selection of inform ation about the audio cont ent of the input being processed.
OmniTek XR User Guide, Software Rel ease 2.3 Page 43 Configure Filter Calls up the dialogue thro ugh which items for display and/or lo gging are selected (see page 119). Look & Feel Calls up the Look & Feel dialogue us ed to set display parameters a cross the whole application (see page 59).
Page 44 OmniTek XR User Guide, Software Rel ease 2.3 Closed Caption Window This window displ ays details of the closed capt ions or teletext subtitles detected in the video being analysed.
OmniTek XR User Guide, Software Rel ease 2.3 Page 45 Data View Window This window displays data values associated with the image that is currentl y being processed by the built-in analyzer, exce pt in a Dual Link mode where it always shows data from the serial input.
Page 46 OmniTek XR User Guide, Software Rel ease 2.3 Extended View OmniTek XR offers an alternative ‘Extended View’ of the Data View window. When Extended View is selected within the Options menu,.
OmniTek XR User Guide, Software Rel ease 2.3 Page 47 Extended View Offers the option of di splaying descriptive information alon gside the basi c numerical data (described above). Save Snapshot Allows the contents of the Data View window may be saved as a .
Page 48 OmniTek XR User Guide, Software Rel ease 2.3 Dolby-E Audio The menu associated with this option enables you to select the Dol by-E channel on which Dolby-E delay measurements are m ade (where supported). PCM Delay This option controls whether the Del ay Measurement window includes this item.
OmniTek XR User Guide, Software Rel ease 2.3 Page 49 Gamut Window The display in this win dow chiefly comprises a se t of bar graphs showin g the range of values for the different possi ble colour compone nts (YCbCr, RGB and Composite – or XYZ when Dual Link mode is selected) in the video currently bein g analysed.
Page 50 OmniTek XR User Guide, Software Rel ease 2.3 Graticule calibration can be based arou nd the standard SMPTE range of 64 to 940/960 (expressed as decimal, in 10bit format), or alternatively aro und the full range of 0 to 1 023 (again decimal, 10bit).
OmniTek XR User Guide, Software Rel ease 2.3 Page 51 Options menu The Options menu in the Mini-Pic wind ow includes the followi ng options: Pulse/cross The Pulse/cross mode delays the vid eo by half a frame both horizontally and vertically, to emulate the HV delay mo de of CRTs.
Page 52 OmniTek XR User Guide, Software Rel ease 2.3 Closed Captions Source This option works in tande m with the similarly-named option within the Analyzer menu to set the source for closed captions/telete xt subtitles sh own on the Mini-Pic.
OmniTek XR User Guide, Software Rel ease 2.3 Page 53 Aspect ratio The aspect ratio of the Mini-Pic ca n be change d from its default settings to preset values, or to a custom value, to the value sp ecified in the Video Index or it may be force d to follow the Wide Screen Signalling values that can b e contained within PAL video.
Page 54 OmniTek XR User Guide, Software Rel ease 2.3 Panel Controls ROI Controls The top set of control s let you zoom the Vector Scope in on a ny portion of the di splay. Once zoomed in, you can adjust the horizontal and vertical po sition, allowing you to see all areas, not just the centre of the Vector Scope.
OmniTek XR User Guide, Software Rel ease 2.3 Page 55 Video Status window The Video Status window displays a selection of information about the video content of the input being processed, and in particular about errors detected in that stream.
Page 56 OmniTek XR User Guide, Software Rel ease 2.3 Configure Filter Calls up the dialogue thro ugh which items for display and/or lo gging are selected (see page 119). Look & Feel Calls up the Look & Feel dialogue us ed to set display parameters a cross the whole application (see page 59).
OmniTek XR User Guide, Software Rel ease 2.3 Page 57 Clicking on the release cat ch this time will hide the waveform di splay controls, and revert to the previous window.
Page 58 OmniTek XR User Guide, Software Rel ease 2.3 Colour Modes OmniTek XR can di splay the waveforms in a vari ety of modes, which may be sele cted either from the Colour mode dro p down in the panel or from t he Colour mode menu.
OmniTek XR User Guide, Software Rel ease 2.3 Page 59 Options Menu The Options menu allows you to adjust some sp ecifics about how the waveform traces are displayed. In particular: Data For RGB type displays, the components ca n optionally be re- ordered into the GBR order.
Page 60 OmniTek XR User Guide, Software Rel ease 2.3 Note : All of the look and feel choices here dire ctly affect the waveforms di splayed within the Windows environment. They also affect wavefo rms displayed in Full Screen mode, unless specific look and feel settings ha ve been assigned to the chosen full screen view as described on page 69.
OmniTek XR User Guide, Software Rel ease 2.3 Page 61 Colour Mode menu This lists the different forms of waveform display that exist. This duplicates the Colour mode selection offered through t he optional control panel. The controls are duplicated for user convenience.
Page 62 OmniTek XR User Guide, Software Rel ease 2.3 Control Panel Display Options The controls in the panel e nable the histogra ms to be displayed in different colour modes and as either a line or as a bar chart. You can also set the verti cal scaling used for the histograms.
OmniTek XR User Guide, Software Rel ease 2.3 Page 63 Region of Interest toolbar The Region of Interest to olbar acts in conjun ction with the Waveform and Vector Scope windows to provide fine detail control over the part of the video frame that is used to create waveforms etc.
Page 64 OmniTek XR User Guide, Software Rel ease 2.3 In Sweep mode, the first line of the sweep i s set as Y start , while the total number of lines in the sweep is set as Y lines . There are also buttons selecting 2-line an d 15-line sweeps, full field swee ps ( FL ) an d full frame sweeps ( FR ).
OmniTek XR User Guide, Software Rel ease 2.3 Page 65 6. Full Screen Mode As well as displaying diff erent aspect s of the video input as multiple windows on a standard Windows applica tion display, Om.
Page 66 OmniTek XR User Guide, Software Rel ease 2.3 Entering Full Screen Mode Full Screen mode can be entered in a n umber of ways. Some systems are set u p to automatically ent er Full Screen mod e on Start-up. They can also be configure d to be ‘locked’ in Full Screen mode.
OmniTek XR User Guide, Software Rel ease 2.3 Page 67 Defining Full Screen Views Full screen views are defined through the Full Screen Configuration dialogue, which i s displayed either by cli cking on the Full Sc reen Configuration icon or by taking th e Configuration option from the Full Screen menu.
Page 68 OmniTek XR User Guide, Software Rel ease 2.3 Startup/Help Settings It is possible to start up the application and dire ctly start in Full Screen mode, by selecting in the Startup in full-screen mode: box. Ticking the Sho w help/information box enables the display of a small amount of Help information.
OmniTek XR User Guide, Software Rel ease 2.3 Page 69 Assigning Settings By default, no specific settings are assigned to the various portions of the fu ll screen view. So when you ente r a full screen view, each pane will adopt the current settings of the related window within t he normal environment.
Page 70 OmniTek XR User Guide, Software Rel ease 2.3 7. Generator Functions Where the system includes the Motio n-Capture option, OmniTek XR include s a video store, which is accessed via a Generato r control window. The Generator window is displayed by clicki ng the Generator icon on the mai n (Windows) toolbar.
OmniTek XR User Guide, Software Rel ease 2.3 Page 71 Preferences Default pattern fit ty pe Every time an image is loaded, its si ze is compared with the current video format. If it exactly matches, the image is loaded. Default patte rn fit type lets you specify a defa ult action to take when the image size doe sn’t fit the current video format.
Page 72 OmniTek XR User Guide, Software Rel ease 2.3 View Menu The View menu lets you turn off the toolbar and the status line if not required, and set the size of the image thumbnails. Thi s menu can also be used to open o r close the Playlist window, and switch between the Thumb nail view shown above an d a text-based list.
OmniTek XR User Guide, Software Rel ease 2.3 Page 73 Window Menu The Window menu offers the single option to enable/disable ‘snap to grid’ when moving the window around.
Page 74 OmniTek XR User Guide, Software Rel ease 2.3 At the bottom of the Generator window is a simple status display that displays the total memory available to store images, plus the am ount that is u sed, along with a bar that gives a graphical indication of how much memory is used.
OmniTek XR User Guide, Software Rel ease 2.3 Page 75 The frames used can be of any of image ty pes that the Generator window accepts for single frame images. Ho wever, the frames must be named in such a way that OmniTek XR recognises them as a sequence – se e the note below.
Page 76 OmniTek XR User Guide, Software Rel ease 2.3 Single – Grabs a single frame. E ach time Grab is pres sed, a new sin gle image is grabbed, over writing the image previously grabbed. Repeated Frames – Grabs between 1 and 10 frames. Set th e number of frames you wish to grab.
OmniTek XR User Guide, Software Rel ease 2.3 Page 77 Under Use blanking and ancillary data , select From Internal Generator to remove the entire ancillary data packets from the original source material. Alternatively select From Source Image (RVF) to use the actual data from the source image.
Page 78 OmniTek XR User Guide, Software Rel ease 2.3 To configure the monitor, click Add to choose the location for the monitored folder(s). Specify which file format(s) to monito r by ticking the appropriate boxes.
OmniTek XR User Guide, Software Rel ease 2.3 Page 79 Playlist options Adding/Editing items As previously mentioned, items can be added to the playlist by dragging a source pattern from the Generator windo w (or by taking Add to Playlist… from the context menu).
Page 80 OmniTek XR User Guide, Software Rel ease 2.3 This window is displayed wh en a pattern is ‘drag and dropped’ fro m the Generator window into th e Playlist window.
OmniTek XR User Guide, Software Rel ease 2.3 Page 81 Playlist save/open/new Playlists can be saved or opened u sing the ‘S ave playlist’ or ‘Open playlist’ toolbar icons or the Save playlist , Save playlist as , and Open Playlist menu items in the ‘File’ menu.
Page 82 OmniTek XR User Guide, Software Rel ease 2.3 8. Cage Generator OmniTek XR system s include a cage ge nerator – or more precisely, two cage generators, one for safe action, and one for safe title. The Cage Generator dialog ue that controls thes e generators i s displayed by selecting the cage icon fr om the ma in (Windows) toolbar.
OmniTek XR User Guide, Software Rel ease 2.3 Page 83 includes the Motion-Capt ure option, cli cking the Video button will cause the keyed-out area to be replaced with the currently selected image o r sequence in the Generator window. To enable masking, sel ect the required mask type from the drop down box.
Page 84 OmniTek XR User Guide, Software Rel ease 2.3 9. Video Checking Features OmniTek XR has the ability to di splay real-time video status in formation and to detect and count various types of error.
OmniTek XR User Guide, Software Rel ease 2.3 Page 85 Data Displayed Status Parameters Format Shows what video standard the unit has be en set to (if standard has been manually set) or what standard has been detected (if auto detect selected).
Page 86 OmniTek XR User Guide, Software Rel ease 2.3 Picture : Luminance content – Activ e/Chroma only The warning message can occur instant ly, or after the condition has occurred f or greater than a set period. This can be adjusted in the Picture section of the Engineering Settings control w indow.
OmniTek XR User Guide, Software Rel ease 2.3 Page 87 the Video: Analyzer page of the Engine ering S ettings control window. There are programmable minimum and maximum thresholds for each of Y, Cb and Cr.
Page 88 OmniTek XR User Guide, Software Rel ease 2.3 Alternatively, the display of t hese errors can be cycle d through the possible option s by clicking the Toggle ty pe button at the bottom of the Video Status display. There is also the option of displaying ‘timelines’ indicating the rate at which errors are occurring (see page 84 ).
OmniTek XR User Guide, Software Rel ease 2.3 Page 89 10. Audio Checking Features The audio checking facilities offered by OmniTek XR depend on the system being run and which extra options are installed. Very ba sic systems do not incl ude any audio checking facilities.
Page 90 OmniTek XR User Guide, Software Rel ease 2.3 The display is created by comparing in real time t he audio levels i n the data stream against a series of thre sholds set in the Co nfiguration di.
OmniTek XR User Guide, Software Rel ease 2.3 Page 91 Options menu The display is configured from the Opti ons menu, which provi des the following options: Configuration This opens the Audio Configuration dialo gue (see below). Reset Pe ak And Hold This re-starts the determination of the posit ion of the Peak Hold markers.
Page 92 OmniTek XR User Guide, Software Rel ease 2.3 Graticule Type The graticule for the PPMs may be changed from DBFS to alternative calibrations corresponding to different meter types (Nor di c, BBC etc.). The required met er type is selected from a drop-down list of Graticule options.
OmniTek XR User Guide, Software Rel ease 2.3 Page 93 Note: These values are also automatically set to pre-defined stand ard values when a different graticule type is selected, so again it is important to ensure that the requi red graticule type is selected before making any adju stments to these reference levels.
Page 94 OmniTek XR User Guide, Software Rel ease 2.3 Show Phase Meters Phase meters may be displayed bel ow the PPMs, in both the standard view an d the surround sound view, to provide a quick visual re port of the correlation between the audi o data in the two channels that make up the stere o pair.
OmniTek XR User Guide, Software Rel ease 2.3 Page 95 Displaying the Dolby PPM window As stated above, the Dolby-E audio and the associated metad ata are encoded on a pair of embedded audio channels, potentially alongsid e PCM audio. The first ste p is therefore to identify which pair of channels is carrying the Dolby-E data.
Page 96 OmniTek XR User Guide, Software Rel ease 2.3 Audio Configuration Dialogue The Audio Configuration Dialo gue also features a more limi ted range of items than the Embedded Audio version of this dialogue.
OmniTek XR User Guide, Software Rel ease 2.3 Page 97 Audio Status Display Where supported, info rmation about the stat us of each audio group is di splayed in a dedicated Audio Status wi ndow, which may be di spl ayed either by clicking on the Audio Status icon on the main (Win dow) toolbar or by se lecting this window from the main Window menu.
Page 98 OmniTek XR User Guide, Software Rel ease 2.3 Embedded Audio status information The following status information is display ed for each stereo pair of channels, arrange d hierarchically according to the gr oups to which they are assigned. OmniTek XR firstly detects whether each pair of channels is enab led or disabled .
OmniTek XR User Guide, Software Rel ease 2.3 Page 99 Configure Filter Calls up the dialogue thro ugh which items for display and/or lo gging are selected (see page 119). Look & Feel Calls up the Look & Feel dialogue us ed to set display parameters a cross the whole application (see page 59).
Page 100 OmniTek XR User Guide, Software Rel ease 2.3 Dolby E Frame Dolby E Fram e Dolby E Frame Video Frame Video Frame Video Frame Guard Ba nd Guard Ba nd Guard Ba nd Line 512 NTSC Line 513 Line 512 Line 513 Line 525 Line 1 Line 10 Line 13 Line 14 Line 603 PAL Line 604 Line 603 Line 604 Line 625 Line 1 Line 6 Line 13 Line 14 Approx.
OmniTek XR User Guide, Software Rel ease 2.3 Page 101 Note: In all, an extensive amount of info rmation can be displayed. If sim ply opening an d closing sections of the hiera rchy doesn’t give y ou the display you need, you can ‘filter’ the information down to just t hose items you ar e interested in (an d save the filtering you select).
Page 102 OmniTek XR User Guide, Software Rel ease 2.3 Metadata Segment This is the part of the Dol by frame that carr ies (the majority of) the Dolby m etadata.
OmniTek XR User Guide, Software Rel ease 2.3 Page 103 Playback Where the Advanced Audio option is installed, Omni Tek XR has the ability to route any stereo pair of PCM audio cha nnels to the so und output of the system on which OmniTe k XR is currently being run.
Page 104 OmniTek XR User Guide, Software Rel ease 2.3 11. Logging OmniTek XR include s a comprehensive loggi ng package. The system has th e ability to log events into an XML file whenever specific conditions occur. It can al so transmit an SNMP alert when certain conditions occur.
OmniTek XR User Guide, Software Rel ease 2.3 Page 105 The other version of the wi ndow caters for multiple lo gging sessions and com prises a list of the sessions on the left and the di splay of the selected sessi on data on the right. Further details of this version of the display are given on page 106.
Page 106 OmniTek XR User Guide, Software Rel ease 2.3 Save session This option saves the currently selected session to disk a s an XML file. Shell-open session This option is only active where an existing Log file has been l oaded. Taking this optio n displays the XML file from which the data being displ ayed is taken.
OmniTek XR User Guide, Software Rel ease 2.3 Page 107 To launch this session, either sele ct New session from the Options menu or click on the corresponding icon. This displ ays a dialogue through which you specify eithe r that the session is to be started/stopped man ually or the details of the time triggers that are to b e used.
Page 108 OmniTek XR User Guide, Software Rel ease 2.3 The colour coding used i s as follows: Grey Not reported yet ( Note: Events in user-defined sessions can only be reported once the session has bee.
OmniTek XR User Guide, Software Rel ease 2.3 Page 109 SNMP Configuration and use The SNMP configuration dialogue is acce ssed from the main Configuration men u. When the OmniTek application star ts up, it will always check to see if an SNMP service is running on the host PC.
Page 110 OmniTek XR User Guide, Software Rel ease 2.3 12. Measuring Audio/Video Delays Where the Advanced Aud io option is installed, OmniTek XR ca n measure the relative delay between the audio and video paths.
OmniTek XR User Guide, Software Rel ease 2.3 Page 111 (This last mode of operation is particularly useful where a PCM source is put through a Dolby-E encoder as the operation of dis- emb edding the audio and encoding it often introduces an unknown del ay.
Page 112 OmniTek XR User Guide, Software Rel ease 2.3 5. Where a TSE_DOLBYE (RVF) test sequence is used, make sure that the option to use blanking and ancillary data From Source Image (RVF) is selected in the Video: Generator page of the Engineering Set tings co ntrol window.
OmniTek XR User Guide, Software Rel ease 2.3 Page 113 Relative A/V Delay Testing When determining the re lative delay between the transmission of the audio and video components of the signal, the Omni.
Page 114 OmniTek XR User Guide, Software Rel ease 2.3 6. The required audio and video delay values will be di splayed in the Dolby-E Audio/Video Relative Delay slot in the Delay M easurement window, as illustrated below. The figure given shows the timing of the audio channel (the label below the b ar) relative to the video (labelled above the bar).
OmniTek XR User Guide, Software Rel ease 2.3 Page 115 The figure given shows the timing of the audio channel (the label below the b ar) relative to the video (labelled above the bar). The label belo w the bar also moves in proportion to the delay being measured (imperceptibl e where the difference is small).
Page 116 OmniTek XR User Guide, Software Rel ease 2.3 Differences between inputs Use of an external analog reference also a llo ws differences between different input channels or between ch annels on different SDI inputs to be determined – as follows.
OmniTek XR User Guide, Software Rel ease 2.3 Page 117 Appendix 1: File Types OmniTek systems use some uniq ue file types. Th is section explains what type of data is held in each file type. Generic Files .ini ( Ini tialization) Used to store generic data.
Page 118 OmniTek XR User Guide, Software Rel ease 2.3 Generator patterns Extension Input Output Description bmp x x Bitmap jpg/jpeg x x JPEG tif x x TIF (Tagged Image File Format) gif x x GIF (Graphic.
OmniTek XR User Guide, Software Rel ease 2.3 Page 119 Appendix 2: Filtering OmniTek XR is able to monitor and report on a very wide ran ge of different data within video streams.
Page 120 OmniTek XR User Guide, Software Rel ease 2.3 The hierarchy of the items does howe ver mean that items can only be displayed and logged if their ‘parent’ item is also selected. To indicate this, the boxe s of items that currently can’t be display ed because their parent i sn’t displayed are shown as grey.
OmniTek XR User Guide, Software Rel ease 2.3 Page 121 Note: The present release of Om niTek XR includes a p reset file that arranges for an OmniTek system with the Advanced Audio option to display the ran ge of Dolby-E information you would expect to see on an equivalent Tektro nix or Linear Acoustic s system.
Page 122 OmniTek XR User Guide, Software Rel ease 2.3 Index 608/708 captions, 17, 31, 44, 51, 86 About menu, 19 Active Format Description, 87 Amplitude measurement, 32, 59, 64 units, 14, 23 Analyzer c.
OmniTek XR User Guide, Software Rel ease 2.3 Page 123 time code readers, 27 video index reader, 28 video settings, 20 video source, 35 video standard, 36 waveform window, 58 WSS reader, 28 Configurati.
Page 124 OmniTek XR User Guide, Software Rel ease 2.3 toolbar icon, 38 window, 48, 104 Extended Data View, 46 File menu, 14, 70 File monitor, 73 Files .
OmniTek XR User Guide, Software Rel ease 2.3 Page 125 video status, 56, 88 waveform window, 58, 59 Low pass filter, 17 LTC, 27, 87 Luma Qualified Vector Scope, 24, 53 Luminance, 58, 86 detection, 27 l.
Page 126 OmniTek XR User Guide, Software Rel ease 2.3 RGB polarity Outside, 23 Run menu, 16 Run toolbar, 33 frame, 33 speed, 33 RVF capture, 76 RVF playback, 76 Safe action/title area, 52, 82 dialogue.
OmniTek XR User Guide, Software Rel ease 2.3 Page 127 Video generation, 22 safe action/title area, 43 source, 35 Video capture, 75 full frame (RVF), 76 time shift feature, 33 Video Index, 28 reader, 2.
Intec 2 Unit 3, Wade Road, Basingstoke, Hants RG24 8NE, UK Tel: +44 (0)1256 345900 Fax: +44 (0)1256 3459 01 Email: support@omnitek.tv Web: www.omnitek.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il OmniTek 2.3 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del OmniTek 2.3 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso OmniTek 2.3 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul OmniTek 2.3 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il OmniTek 2.3, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del OmniTek 2.3.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il OmniTek 2.3. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo OmniTek 2.3 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
