ViewCast Osprey-450e manuel d'utilisation

Osprey 240e/450e Use r Guide ViewCast 1 Osprey ® 240e/450e Use r Guide AVStream Driv er Version 4.5 Document Number: 40 -03239 -04-A Date: December 20 10[...]

© 2010 ViewCast Corporatio n. All rights reserved. Osprey® and SimulStream® are r egistered trade marks of ViewCast Corpor ation Microsoft®, Windo ws®, Windows Server ®2003, AVStream®, Direct Show®, Intel® CoreDuo ®, and Windows Media® Encode r are tr adem arks or registered tr ademarks of Microso ft Corporation. Any o ther product n ame[...]

Osprey 240e/450e Use r Guide ViewCast iii Contents Overvie w ............................................................................................................................. 1 Warranties .......................................................................................................................... 1 System requirements .....[...]

Contents iv ViewCast Diagnostic logging ................................................................................................ ....... 40 Extras ........................................................................................................................... 40 Device Info ........................................................[...]

Osprey 240e/450e Use r Guide ViewCast v Audio properties page ...................................................................................................... 75 Audio formats ............................................................................................................. 76 Audio playback ........................................[...]

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Osprey 240e/450e Use r Guide ViewCast 1 Overview Thank you for purchasin g the ViewCast Osprey 240e/450e video capture card. This user guide provides step- by -step instructions for inst alling and using your ne w video capture card. For the latest ViewCast pr oduct information and news, visit our websit e at www.viewcas t.com . Warranties For comp[...]

Overview 2 ViewCast System requ irements The following sys tem requirements r elate to your Ospr ey® v ideo captu re card only. The vide o capture or encoding applications you use will likely r equire a much more powerful system than that which is listed bel ow. Please c onsult your software do cumentation for app licable syste m requirements. Min[...]

Osprey 240e/450e Use r Guide ViewCast 3 Installation Steps In all cases, use the s etup.exe progra m on the product CD or in the web pac kage if you downloaded it . The setup progra m automates th e Plug and Play steps needed t o install the driver s and ensures they are performed corr ectly. It also installs the bundled applet s and User’s Guide[...]

Installation Ste ps 4 ViewCast Custom instal ling AVStream During the install ation process, if you choos e a Custom installation, your options are limited (Figure 1). Figure 1. Osprey 240e Custom Setup screen This window allows you to choose individual componen ts you may want to install . You can also change the location where c omponents install[...]

Osprey 240e/450e Use r Guide ViewCast 5 To install the video capture card: The New Hardwar e Wizard runs and the Foun d New Hardware window appears followed b y the Digital Signature Not Found window (Figure 2) Figure 2. Digital Signature Not Found Window 1. Click Continue Anyway . We have t ested our cards in th ousands of PCs. The Controller inst[...]

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Osprey 240e/450e Use r Guide ViewCast 7 Setting Driver Properties After installing th e Osprey card and AVStrea m driver, you need to a ccess the card ’ s settings and possibly modify them t o fit your needs. This manual ta kes you step- by -step vi sually throug h the card settings. Start by opening th e Osprey Config utility. Afterwards, we can[...]

Setting Driver Properties 8 ViewCast Osprey Config’s initial processing s equence After clicking on the Osprey Config icon, the first screen of the app lication appea rs (Figure 5 ) sh owing the cards and devic es installed on your compute r. Figure 5. Initial OspreyConfig user interface In this example, the computer in use has one card and four [...]

Osprey 240e/450e Use r Guide ViewCast 9 Figure 6 shows the us er interface that app ears when you select a filter. We expan ded the Osprey 450e Device 1A and selec ted Video Filter . We’ll c ontinue with this de vice unless we ind icate otherwise . Figure 6. Selecting a device for configuration[...]

Setting Driver Properties 10 ViewCast When you choose Device 1A and Video Filter 1, th e Show Properti es for Selected Filter button becomes active (Figure 7) . Figure 7. Control used to open the properties page[...]

Osprey 240e/450e Use r Guide ViewCast 11 Understandi ng the device proper ties windo w Osprey’s device pr operties window enables you to view and chan ge the default s ettings of the 4.5 driver . Once you are fa miliar with the video card’s properties , you can make cha nges to get the optimum perfor mance from your card and change se ttings in[...]

Setting Driver Properties 12 ViewCast Captions Set up on-video cl osed caption rend ering Logo Set up on-video l ogos Size and Crop Set the default siz e, enable cropping, set th e cropping rectangle * Telecine refers to the tech nology used to transfer or repurpose analog fil m into electronic media. Some of the 4.5 driv ers’ controls work inter[...]

Osprey 240e/450e Use r Guide ViewCast 13 Devices and global controls The Osprey 240e and Osprey 450e vide o capture cards can present multiple outpu t streams from a single input devic e. For example, a company may wish to do a webcast globally to resellers, users, or potential custo mers. Using the Filters Tab, y ou can set up different output str[...]

Setting Driver Properties 14 ViewCast Input tab The source of data fr om an Osprey 240 e/450e that streams t o the Internet, can c ome from a nu mber of devices such as DV D players, digital ca meras, camcord ers, and so forth. Figure 10 . Input tab The controls on the Inp ut tab of the driver pr operties card have a global effect on the Osprey cap[...]

Osprey 240e/450e Use r Guide ViewCast 15 The Input tab has the f ollowing contr ols. Video Input The Video Input secti on of the tab allow s you to select the video input type coming fr om your source vid eo. Video Present This indicator is enabl ed when video is pr esent. Video Stan dard The Video Standard all ows you to sele ct the standard diff [...]

Setting Driver Properties 16 ViewCast Osprey 450e AV option hardware add- on -device In addition to the stand ard components buil t into the Osprey 450e card, you can p urchase the Osprey 450e AV Option hardware add-on device. The AV Option exposes add itional inputs for Co mponent and S-Video as well as b alanced audio. For example, when y ou choo[...]

Osprey 240e/450e Use r Guide ViewCast 17 Video standard group Figure 13 . Video Standard field Osprey cards can capture country centric data, which can be str eamed to the Internet b y an encoding application. The Vid eo Standard allows you to select a stand ard used in specific c ountries or geographical ar eas. The Osprey driver has the ability t[...]

Setting Driver Properties 18 ViewCast B&W composite camera Figure 16 . Notch Kill Black and white inpu t sources are rare these days, bu t some do exist. For example, you m ay want to stream black and whit e historical film in a documenta ry film.[...]

Osprey 240e/450e Use r Guide ViewCast 19 Video Proc Amp tab Video Proc A mp stands for Video Process Amplifier. It controls various characteri stics of streaming output from Osprey 240e/450e cards. The Video Proc Amp is the s econd tab fro m the left of the D evice 1A properties (Figu re 17 ) . Figure 17 . VideoProc Amp Tab The Video Proc Amp u se [...]

Setting Driver Properties 20 ViewCast The Video Proc Amp tab has the following controls. Brightness and Contrast These are ter ms for what one w ould call a contrast ra tio. It’s a measur e of a display system, defined as the ratio of the brightest color (wh ite) to that of th e darkest color (black) that the sys tem is capab le of producing. A h[...]

Osprey 240e/450e Use r Guide ViewCast 21 Video Decoder tab The Video Decoder tab is a Micr osoft DirectShow stan dard control for setting the NTSC/ PAL/SECAM video standards (Figure 18 ). We discussed NTSC while discussing the Input tab . PAL and SECAM are standards used in Eur ope and other parts of th e world. Your Osprey card s can function in c[...]

Setting Driver Properties 22 ViewCast The Video Decoder tab has the following controls. Video Stan dard Select the video standard Signal Detected When the card d oes not detect the input signal, this field disp lays a 0. When the card detect s the input sig nal, it displays 1. Lines detected This field displays the number of lines th e card detect [...]

Osprey 240e/450e Use r Guide ViewCast 23 RefSize tab Changes made to th e RefSize tab (Figure 19 ) apply to all video previews and cap tures on the currently selected d evice. The RefSize tab c ontrols the features related to the ref erence size, f ormat, and proportions of the video. Most users can set up this page on ce and only refer to it occas[...]

Setting Driver Properties 24 ViewCast Cancel Click Cancel to rejec t the settings and cl ose the wind ow. Apply Click Apply to apply th e settings. Help Click Help to access th e user guide. Horizontal Format Figure 20 . Horizontal Form at The Horizontal F ormat has the foll owing controls. Square Pixels Use the Square Pixel s setting for normal 4:[...]

Osprey 240e/450e Use r Guide ViewCast 25 WSS is a line of the vertical blankin g interval (VBI) that encodes the aspect rati o of the video. It is n ormally line 20 of 5 25 -line vid eo and line 22 of 625-lin e video. It is generat ed by newer DVD players, and is present in PAL broadcast content. The Use WideScreen Si gnal (WSS) control is useful f[...]

Setting Driver Properties 26 ViewCast Source Width Figure 22 . Source Width The Source Width c ontrol (Figure 22 ) can be used to tr im the black left and right edges of an imag e. This control is only available for NTSC video, and only when the Horizontal F ormat is set to Square Pixels such that the reference size i s 640 x 480. To trim an image:[...]

Osprey 240e/450e Use r Guide ViewCast 27 Reference Size for Crop and Logo Placement Figure 23 . Reference Size for Crop and Logo Plac ement This part of the dial og is read-only because you do not set it dire ctly – rather, it s hows the results of settings made else where in the dial og. The settings sh own by the 525-line / 6 25-line buttons re[...]

Setting Driver Properties 28 ViewCast of the displayed vide o. In films and anal og broadcast vid eo, however, lines 2 1 and 284 are often used for Closed Capti on. In broadcast vid eo, lines 22 an d 285 are sometimes us ed for proprietar y ancillary data. If thes e lines are used for data they will ap pear as moving bands or streaks across the top[...]

Osprey 240e/450e Use r Guide ViewCast 29 Filters tab The Filters tab (Figure 25 ) covers two independent tec hnologies: SimulStrea m and deinterlacing. Functionality for both technologies exi sts on the Filters tab. In this discus sion we will exa mine each technology separat ely. Figure 25 . Filters tab The RefSize tab has the following contr ols.[...]

Setting Driver Properties 30 ViewCast Apply Click Apply to apply th e settings. Help Click Help to access th e user guide. Filters have tw o interrelated purposes:  They allow appli cations to enumera te and list DirectSh ow video captur e and preview pin s or streams (each with different settin gs) as named entri es in their video d evice selec[...]

Osprey 240e/450e Use r Guide ViewCast 31 SimulStream ViewCast includes an evaluation versi on of SimulStream with the Osprey 240e and Osprey 450e cards . Evaluation m ode works the same as full Si mulStream except that an evaluation l ogo is displayed on the video. If you have set up a custom logo, the evaluation logo and the custom logo appear in [...]

Setting Driver Properties 32 ViewCast Multiple instances Figure 28 . Multiple instances You can have as many streams fro m the device as you want. They can hav e different resoluti ons, bit rates, and formats. The term one filter m eans all streams ha ve the same Ospr ey custom properties. Specifically, croppin g, logos (water marks), and NTSC Clos[...]

Osprey 240e/450e Use r Guide ViewCast 33 Allow multiple instances of each filter This control enables you to allow mul tiple instances of an ap plication to use a sin gle Osprey de vice. For example, with the option disabled, onl y one instance of W ME can encode vide o from Osprey XXO e Video Device 1. When the option is enabled, multipl e instanc[...]

Setting Driver Properties 34 ViewCast Deinterlace Figure 30 . Deinterlace settings The deinterlace group has four radio butt ons. Au to Apply inverse t elecine deinterlacing to all telecine video. Apply motion adaptive deinterlacin g to all vide o that is not telecin e. Switch dynamicall y between the two modes as the conten t changes. Availab le f[...]

Osprey 240e/450e Use r Guide ViewCast 35 Motion adaptive deinterlace Motion adaptive dein terlace is an alg orithm for deinte rlacing pure video (non-telecine) content. It detects which porti ons of the image are still, and which portions are in motion, a nd applies different processing to each. Currently Using group These indicators allo w you to [...]

Setting Driver Properties 36 ViewCast Adaptive Deinterlace window Use the adjust dial og to adjust the param eters that control motion adaptive dein terlacing (Figure 32 ). Note: When the driv er is using the Inve rse Telecine algorithm, either in Telecin e mode or Auto mode, the Adjust settings have no effect at all, and Tes t Mode is inoperative.[...]

Osprey 240e/450e Use r Guide ViewCast 37 Sharp Mo tion The Sharp Motion option makes detail in motion areas shar per, but at the expense of so mewhat jagged diag onal edges. Test Mode The Test Mode option causes the motion adap tive algorith m to enter a test mode that display s motion pixels as brig ht green dots. Th e dots are mainly along edg es[...]

Setting Driver Properties 38 ViewCast  If the content forma t is a rap idly changing mix of tele cine and vide o, or is all video, or is of unknown type, the Motion Adaptive s etting gives th e most consistent result s. The quality of telecine sequences is not the best po ssible, but there are n o instances of frames not deinte rlaced at all due[...]

Osprey 240e/450e Use r Guide ViewCast 39 Apply Click Apply to apply th e settings. Help Click Help to access th e user guide. No -Video Test Pattern You can select one of four patterns to appear wh en no video sign al is present – 75 % color bars, 100% color bars, blue , and bl ack. You can place a te xt line on the test pa ttern. If the Text edi[...]

Setting Driver Properties 40 ViewCast Click Default to return to the default s ettings. Di agnostic logging For use by ViewCas t Technical Support only. Extras Extras (Figure 35 ) are featu res of the AVStrea m driver that are new, not fully defined, or subject to change. Extras may also inclu de workarounds to appar ent DirectShow i ssues that are[...]

Osprey 240e/450e Use r Guide ViewCast 41[...]

Setting Driver Properties 42 ViewCast Device Info Figure 36 . Device Info Th e Device Inf o window displays useful inf ormation ab out the capture card and the driver, incl uding the DirectShow na me of the devi ce (Figure 36 ). Click OK to close the wind ow.[...]

Osprey 240e/450e Use r Guide ViewCast 43 Captions tab Figure 37 . Captions tab The Captions tab has the following contr ols. Pin Select The drop-down list has thr ee choices:  Capture  Preview  Both Render NTSC Closed Caption s On Video The driver can rend er closed captions on video wh en NTSC video is selected on the inpu t. Render Logic[...]

Setting Driver Properties 44 ViewCast CC Pin This group contr ols whether the closed caption character pairs emitted by the DirectShow CC pin are fr om Field 1 or Field 2 of th e video. OK Cli ck OK to accept the settings. Cancel Click Cancel to rejec t the settings and cl ose the wind ow. Apply Click Apply to apply th e settings. Help Click Help t[...]

Osprey 240e/450e Use r Guide ViewCast 45 Render NTSC Closed Captions On Video Figure 38 . Render NTSC Closed Captio n On Video The 4.5 driver can internally render clo sed captions on vide o when NTSC video is selected on the input (Figure 38 ) . There is a control to select which channel to rend er (although CC 1 is the only channel that is c ommo[...]

Setting Driver Properties 46 ViewCast CC Pin Figure 40 . CC Pin This group contr ols whether the closed caption character pairs emitted by th e DirectShow CC pin are from Field 1 or Field 2 of the video. The DirectShow specificati on is that CC on a C C pin is always from Field 1; how ever, this extensi on allows applicati on developers t o access [...]

Osprey 240e/450e Use r Guide ViewCast 47 Logo tab Figure 41 . Logo tab The Logo tab has the f ollowing contr ols. Pin Select The drop-down list has thr ee choices:  Capture  Preview  Both Enable Logo on File and Color sub tab From this control, enable or disable the logo. Enable Key Colo r on File and Color sub tab Control the key c olor a[...]

Setting Driver Properties 48 ViewCast Weighting on Fi le and Color sub tab Set the degree of transparency of the log o. Position an d Size sub tab Set the position of th e logo and the sc ale. OK Cli ck OK to accept the settings. Cancel Click Cancel to rejec t the settings and cl ose the wind ow. Apply Click Apply to apply th e settings. Help Click[...]

Osprey 240e/450e Use r Guide ViewCast 49 Pin Select You can have different setups for the two pin s. For example, you c ould enable the logo on the capture pin but n ot on the preview pin , and thereby s ave some CPU ti me. Figure 42 . Pin Select Capture When you click Cap ture , the current log o settings for the capture pin are loaded, and chang [...]

Setting Driver Properties 50 ViewCast Enable Key Color Figure 44 . Enable Key Color You can control the key color and th e transparency effect. If preview video is run ning, you see y our changes interactiv ely. The key color di sappear s from the graphic so the underlying vid eo shows throug h unchanged. If you disable Enab le Key Color , all col [...]

Osprey 240e/450e Use r Guide ViewCast 51 Weighting The degree of transpar ency of the log o is variable thr ough 101 steps. If the setti ng is 100, the logo is opaque. If the setting is 0, the logo is completely transparent. If you ha ve set a key color, the weighting or transparen cy value is app lied only to pixels that do not match the key color[...]

Setting Driver Properties 52 ViewCast Figure 48 . Logo position and size  Because the Log o tab is used to set up a l ogo interacti vely on live video, its behavior is different from the behavior of the other tabs. The dri ver updates the control s on the Logo tab immediately , without waiting for you t o click Apply . You see App ly enabled aft[...]

Osprey 240e/450e Use r Guide ViewCast 53 Size and Crop tab This tab (Figure 49 ) has tw o functions. It sets the d efault output size, whether or not cropp ing is enabled. It enable s and disables cr opping, and sets th e cropping area . Cropping means re moval of unwanted vid eo around the edg es of the incoming image. For example, if the incoming[...]

Setting Driver Properties 54 ViewCast Reference Size Displays the full uncr opped size of the incoming video. This read-only information is det ermined by settin gs made on other tabs: the Input tab and the RefSize tab. Granularity This control helps y ou choose crop and output sizes th at observe those restricti ons Enable Cropping When enabled, y[...]

Osprey 240e/450e Use r Guide ViewCast 55 Granularity Osprey products imp ose restrictions on the possible width and /or height of the vid eo, referred to as granularity restricti ons. For example, the I 420 capture form at requires that the capture width b e a multiple of 16 and the capture height be a multiple of 2. When video is cropped, t hey al[...]

Setting Driver Properties 56 ViewCast If your Pin Select setting is Both , both the Capture and Previe w fields are enable d, and the two fields to the right of the gr oup show the worst-case gran ularity tha t works for both the Cap ture and Preview color for mats. For exa mple, if the Capture col or format is I420 and the Preview col or format is[...]

Osprey 240e/450e Use r Guide ViewCast 57 Recalc button The Recalc button re calculates which ever of the six cr op edit boxes you have not filled in . For example, if y ou set Top , Left , Width , and He ight , Recalc calculate s Right and Botto m . If you set Top , Left , Right , and Botto m , Recalc calculates W idth and Height . Whichever of the[...]

Setting Driver Properties 58 ViewCast Default Output Size Figure 52 . Default Output Size The standard Direc tShow Properti es dialog allows you to select the height and width of captured video (Figure 52 ). If you click Auto Si ze , your default vi deo size is sized automa tically to your crop settings. The three rad io buttons, 1X Crop, 1/2X Crop[...]

Osprey 240e/450e Use r Guide ViewCast 59 AV Stream driver reference information DirectShow techn ology uses terms with sp ecific meaning s. For exampl e, filter, pin, driver and device appear frequentl y when discussing DirectShow media standards . Figure 53 depicts the relati onship of DirectShow ter ms as they apply to Osprey hardware and dri ver[...]

AVStream Driver Reference Information 60 ViewCast Each Video Filter has one Capture Pin and one Preview Pin. A pin is the source or destination of a video or audio strea m. A video capture pi n is a general pu rpose pin used for capt ure to a file, an encoder, an on-scre en renderer, or any other destination. A video preview pin is mainly intended [...]

Osprey 240e/450e Use r Guide ViewCast 61 Post-Processing mod e The Osprey 240 /450e 4.5 driver opera tes in Post-Processing mode only. Post-Pr ocessing mode enables a number of filters, transforms , and renderers within the driver, and supports the SimulStream opti on. Figure 54 . Post- Pr ocessing mode Figure 54 sho ws a possible g raph of video d[...]

AVStream Driver Reference Information 62 ViewCast and rate, color f ormats, or crop settings. The driv er color conv erts and copies video as required to deli ver up to 25 or 29.9 7 frames per sec ond in any format t o the two pins.  With SimulStrea m enabled, there can be multiple capt ure pins and multiple previ ew pins. Each capture and pre v[...]

Osprey 240e/450e Use r Guide ViewCast 63 Efficient Vid eo Rendering The following infor mation is primaril y useful to develo pers, but may also be h elpful for those wh o want to fine-tune e xisting applications. If you are seeing poor rendering performa nce, in terms of either excessive C PU utilization or jer ky, stuttering video, read this sect[...]

AVStream Driver Reference Information 64 ViewCast Preview Pin to VMR7 Figure 57 . Video Mixing Re nderer 7 VMR7 is short for Vide o Mixing Renderer 7 . VMR7 is a newer r enderer that is gen erally much fas ter than the old Vide o Renderer . When the dri ver is running in Direc t Mode, VMR7 uses an efficient DirectDraw config uration to render with [...]

Osprey 240e/450e Use r Guide ViewCast 65 Preview Pin to VMR9 Figure 58 . Video Mixing Re nderer 9 Video Mixing R enderer 9 is the new est video renderin g method and the one on which Micr osoft supposedly is basing its future dev elopment . The inte nt is to combine the fun ctionality of the Overlay Mixer plu s Video Renderer in one module that tak[...]

AVStream Driver Reference Information 66 ViewCast video, you may se e high CPU utilization, but much or most of it is from the enco der rather than the driver.[...]

Osprey 240e/450e Use r Guide ViewCast 67 Video standards and si zes Video standard refer s to whether th e video signal format i s NTSC, PAL, or SECA M. Depending on the exact product version you have, so me or all of the foll owing standards are availab le: 525-line formats:  NTSC- M – N orth America  NTSC- J – Japan  625-line formats[...]

AVStream Driver Reference Information 68 ViewCast  RGB32 – Each pix el has four bytes (32 bits) of data – on e each for red, green, and blue, plus one byte that is un used. The pixel has 2 56 shades of e ach of the three col ors, for a total of 16.7 million col ors.  RGB24 – Each pix el has three bytes (2 4 bits) of data – one each f [...]

Osprey 240e/450e Use r Guide ViewCast 69 Closed captioning (CC) The Osprey AVStrea m driver supports NTSC cl osed captions in thr ee separate wa ys.  Through standard DirectShow CC and VBI pin .  By rendering captions directly onto vid eo on the capture or preview pin . The capti oned video can be str eamed, written to file, or rendered dir e[...]

AVStream Driver Reference Information 70 ViewCast The driver has three built- in user-accessible c ontrols that affect Cl osed Captioning.  On the RefSize pr operty page, in the control group sh own below, 480-line video must be selected and the radio button to start vid eo at either Lines 23/ 286 or Lines 22/2 85 must be selected.  On the Ca[...]

Osprey 240e/450e Use r Guide ViewCast 71 CC streaming interface The driver suppor ts an Osprey custom pr operty which provides the closed caption character stream for use by custom applications . The Ospre y filter named CCLineIn terp.ax, supplie d with the driver package, provid es user-mode support f or this captioni ng mode . The Osprey samp le [...]

AVStream Driver Reference Information 72 ViewCast application . This capabil ity requires custom pr ogramming . Refer to the Osp rey AVStream SDK U sers’ Guide . A sample SD K applet named TCApp illustra tes the interfac e. Figure 61 . Timecode Video Ma rking Timecode stamping must be enabled in the driver bef ore it can be used, and the field an[...]

Osprey 240e/450e Use r Guide ViewCast 73 The audio driver Setup and control for audio are much si mpler than for video. Selecting the audio source and input v olume The audio source is set using the Ospr ey mixer driver i nterface. Most applica tions, including the Windows Media Enc oder applications, int erface to the mixer dri ver directl y and e[...]

The Audio Driver 74 ViewCast To get to the Ospr ey audio capture (rec ording) device, select Properties under Recording Control options menu. This opens the Properti es dialog. Click on the Mixer device drop-d own list at the top to see the list of audio input and output devices, includin g one or more Osprey cards . When you have chosen the d evic[...]

Osprey 240e/450e Use r Guide ViewCast 75 Audio prope rties page Many applications, including Windows M edia Encoder, disp lay the illustrated prop erty dialog for setting audio source and volume le vel . This is a general-purp ose DirectShow property page that our driver has to support but which is not quite intuiti ve in its operati on (Figure 64 [...]

The Audio Driver 76 ViewCast Audio formats The Osprey hard ware supports sampling of analog aud io at 32, 44.1 and 4 8 kHz in 16-bit PCM format. Captured aud io data is down-sampl ed and reformatt ed if necessary by M icrosoft system audio components, allo wing an appli cation to capture audio data in 8-bit and 16- bit mono or stereo formats at any[...]

Osprey 240e/450e Use r Guide ViewCast 77 In Figure 64 , the Audio Level control is differ ent dependin g on which input is selected. The Input Referenc e level is mean ingful only on the a nalog unbalanced and bala nced inputs, and is calibrated differently for each when a dig ital input is selected this control is disabled . This is a hardware gai[...]

The Audio Driver 78 ViewCast[...]

Osprey 240e/450e Use r Guide ViewCast 79 Appendix A : Osprey hardware specifications Osprey 240e Environmental specifications Operating temp erature range 0  to 40  C Non-operating te mperature range - 40  to +75  C Operating humidit y range Between 5 % and 80 % (non-condensing ) @ 40  C Non-operating humidity range 95 % RH (non-cond[...]

Appendix A: Osprey Hard ware Spec ifications 80 ViewCast Figure 66 . Osprey 240e long backplate Figure 67 . Osprey 240e short backplate Figure 68 . PCI Express Bus compliance  PCI Express Bus compliant  Approximate weight is 198 grams[...]

Osprey 240e/450e Use r Guide ViewCast 81 Osprey 450e Figure 69 . Osprey 450e backplate[...]

Appendix A: Osprey Hard ware Spec ifications 82 ViewCast[...]

Osprey 240e/450e Use r Guide ViewCast 83 Appendix B: Osprey 450e audio cable Figure 70 sho ws the male c onnector on the cable. Figure 70 . 9 pin mini-DIN male Mini-DIN Signal RCA Connectors 1 Channel A Left Channel A Left C enter 2 Channel A Right Channel A Right C enter 3 Channel B Left Channel B Left Center 4 Channel B Right Channel B Right C en[...]

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Osprey 240e/450e Use r Guide ViewCast 85 Appendix C : T roubleshooting Color bars on v ideo screen The Osprey 240e/4 50e AV Stream driver has a built-in color bar gen erator. If color bar s appear in your video previe w window, it is an indicati on that video is not present on the selected vid eo input (Figure 71 ). The color bar display can be adj[...]

Appendix C: Troubleshoo ting 86 ViewCast Poor video quality at large frame si zes Large frame sizes with the deep pixel d epth (24- or 32-bit), or comple x format (Y VU9 or YUV12 planar), impose h eavy demands on the PCI bus’ data tran sfer capacity. Our exp erience is that s ome systems cannot han dle these forma ts at full frame sizes. Systems [...]

Osprey 240e/450e Use r Guide ViewCast 87 Audio recor ding control comes u p w ith w rong device and wrong i nputs The cause of this pr oblem may be tha t you currently have or have had pr eviously, a Vide o for Windows audio cap ture driver installed in th e system . The Osprey AVStr eam install proces s normally removes a previ ous Video for Windo[...]

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Osprey 240e/450e Use r Guide ViewCast 89 Index 16:9 Wide, 24 525-Line (NTSC) V ertical Format, 27 Accessing the Ospr eyConfig Utility, 7 ActiveMovie Wind ow, 71 Adaptive Deinterlace window, 3 6 adjust dialog, 36 Audio Level con trol, 77 Audio properties pag e, 75 Auto , 34 Auto Size checkb ox, 58 Auto Sizes, 58 AVI-Compatible mode, 40 basic referen[...]

Appendix C: Troubleshoo ting 90 ViewCast key color, 50 logical white, 45 Logo position, 5 1 Logo Position, 5 1 Logo position and size, 52 logo property contr ols, 48 Logo tab, 47, 52 luma, 16 motion adaptive, 3 4 motion adaptive dein terlace, 35 motion threshold, 3 6 multiple filters, 3 2 Multiple instances, 32 Multiple instances of each filter, 33[...]

Osprey 240e/450e Use r Guide ViewCast 91 video rendering, 63 video standard, 15, 67 Video Standard, 17 Video Standard dr op-down list, 17 Video Standard field , 17 VMR7, 64, 65 VMR9, 65 Volume Control, 7 3 Warranties, 1[...]

© 2010 ViewCast Corporation. ViewCast ® , Niagara ® (and design) TM are registered trademarks of ViewCast Corporation or its subsidiaries. All other trademarks are the property of their respective owners. Product specifications and availabili ty may change without notice. 40 -03239-04-A viewcast.com[...]