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Osprey PCI User Guide

ViewCast

Captions tab

Use the Captions tab (Figure 37) to make changes to the captioning setup. When you click

Both,

changes you make to the captioning setup apply to both the capture and preview pins. This setting is
the default setting.

Figure 37. Captions tab

The Captions tab has the following controls.

Pin Select

The drop-down list has three choices:



Capture



Preview



Both

Render NTSC
Closed Captions
On Video

The driver can render closed captions on video when NTSC video is
selected on the input.

Содержание Osprey PCI

Страница 1: ......

Страница 2: ...rates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee...

Страница 3: ...indow 10 Common buttons 11 Devices and global controls 12 Input tab 14 Video Input 15 Video Standard 16 Input Format 18 VideoCheck 20 VideoGraph 21 VbiGraph 22 Video Proc Amp tab 24 Video Decoder tab...

Страница 4: ...Renderer 77 Preview Pin to Overlay Mixer to Video Renderer 77 Preview Pin to VMR7 78 Preview Pin to VMR9 79 Video standards and sizes 80 Color Formats 80 YUV Format Details 81 Closed Captioning CC 82...

Страница 5: ...apture 103 Graphs 104 Appendix C Troubleshooting 109 Scrambled Video Image 109 Poor Video Quality at Large Frame Sizes 109 Multiple Horizontal Lines Across Video Image 109 No Closed Captions on DV 110...

Страница 6: ......

Страница 7: ...Limited Warranty ViewCast warrants its hardware products against defects in material and workmanship under normal use for the period of one year 12 months from date of sale Where specific warranties...

Страница 8: ...Mode 2 GHz Intel Pentium 4 processor or better PostProcessing Mode and SimulStream 2 GHz Intel Pentium 4 processor or better Dual Core or better recommended Microsoft Windows 7 Professional Up to 7 5...

Страница 9: ...nds this method especially if Osprey software does reside on your host computer After the installer is run the software detects the card and its drivers initiate automatically If updating Osprey softw...

Страница 10: ...with how to install a PCI bus card refer to the system s documentation for more complete step by step instructions Install the card only in UL Listed computers that include instructions for user insta...

Страница 11: ...230 and an Osprey 240e in the same machine then you need drivers to accommodate the different cards When you add or move boards after the AVStream drivers are already installed and then move a board f...

Страница 12: ...rdware window displays 4 Click Finish The Digital Signature Not Found window displays This window displays once for each Osprey board you are installing The Systems Setting Change window displays 5 Cl...

Страница 13: ...est driver suite Once installed you can see the card s default settings and change them as needed To open Osprey Config select All Programs in the start menu of your Windows computer then select ViewC...

Страница 14: ...They are organized by device each device has an Audio Filter and Video Filter Figure 3 Initial Osprey Config user interface In this example the computer has two cards each with an audio and a video f...

Страница 15: ...Osprey PCI User Guide ViewCast 9 Figure 4 Selecting a device for configuration When you select a device and filter the Show Properties for Selected Filter button becomes active...

Страница 16: ...the optimum performance from your card and change settings in real time Device properties are visible through tabs with different controls Figure 5 illustrates the Device Properties window with tabs...

Страница 17: ...following information applies to controls that are not interactive OK Commits the changes you have made on the currently displayed page and exits the dialog Cancel Exits the window without committing...

Страница 18: ...y to present multiple output streams from a single input device For example your company may wish to do a webcast globally to resellers users or potential customers Using the Filters tab you can set u...

Страница 19: ...These terms require technical experience with Microsoft s DirectX 9 Software Developer s Kit References on tabs in the Osprey Driver relate to terms used by Microsoft s streaming video software appli...

Страница 20: ...come from a number of devices such as DVD players digital cameras camcorders and so forth The Input tab Figure 7 has three sections Video Input Video Standard and Input Format The Video Input control...

Страница 21: ...scope lumascope utility VbiGraph Opens an applet that displays the raw waveforms of the video s Vertical Blanking Interval VBI Video Input Figure 8 illustrates the input formats available for the Ospr...

Страница 22: ...tandard that combines the PAL method of color encoding with an NTSC type 525 line 29 97 Hz frame format SECAM is a 625 line 50 Hz standard originated in France and used in a number of other countries...

Страница 23: ...ction box will say unrecognized The basic video standard selection control is separate for each Osprey board or capture channel The auto select buttons globally affect all boards of the currently sele...

Страница 24: ...ontrol is only for true monochrome devices without color capability For example if you are looking at a DVD of a black and white film this check box should not be checked because a DVD player has colo...

Страница 25: ...ether and the progressive scan setting should be turned off A digital camera however may transfer data in progressive mode meaning that the data is transferred as a single field of lines 1 2 3 4 5 You...

Страница 26: ...osite and SVideo so you do not have to switch it off when you select one of these inputs Bypass Color Correction When a digital video input is selected SDI or DV a check box entitled Bypass Color Corr...

Страница 27: ...e to adjust the levels If you don t have a signal generator available you can get a general idea of how VideoGraph works by disconnecting the input signal and running it with the 75 or 100 no signal c...

Страница 28: ...biGraph utility Figure 15 opens an applet that displays the raw waveforms of the video s Vertical Blanking Interval VBI The information on these lines may include closed captions CC wide screen signal...

Страница 29: ...Osprey PCI User Guide ViewCast 23 Figure 15 VbiGraph utility...

Страница 30: ...from Osprey cards Figure 16 Video Proc Amp tab Slider controls let you adjust brightness contrast hue saturation sharpness and gamma If you re using the preview or capture mode in real time then you...

Страница 31: ...ly the positions to the left result in smoother video the positions to the right result in sharper video Since each step engages a different combination of discrete filters some steps may result in sl...

Страница 32: ...such as the Hue button becoming disabled until the driver properties dialog is closed and re entered Osprey 5x0 note When a digital video input is selected and the check box Bypass Color Correction on...

Страница 33: ...Figure 17 Video Decoder tab Changes apply to all video previews and stream captures on the currently selected device If you have multiple Osprey cards you can set the input individually for each of th...

Страница 34: ...ich is correct from the point of view of the Osprey card The Video Decoder tab has the following controls Video Standard Select the video standard Signal Detected When the card does not detect the inp...

Страница 35: ...to the reference size format and proportions of the video You will rarely use these controls Most users can set up this page once and not refer to it again Note This page does not provide everyday co...

Страница 36: ...Horizontal Format Square Pixels This setting is for normal 4 3 video that will be viewed via a computer monitor This setting results in a square aspect ratio sampling of the source video and a source...

Страница 37: ...layers and in present in PAL broadcast content The Use WideScreen Signal WSS control is useful for both 4 3 and 16 9 input formats and for both 4 3 and 16 9 output formats When selected it has the fol...

Страница 38: ...u have made In particular they reflect the video standard NTSC PAL or SECAM that you have selected on the Input Property Page and the setting in the adjacent Horizontal Format group 525 Line NTSC Vert...

Страница 39: ...the start lines are 22 285 as well as 21 284 Source Width This control is available only on the Osprey 240e 450e and Osprey 5x0 series boards The Source Width control Figure 23 can be used to trim th...

Страница 40: ...uld have to be set separately for all SimulStream filters 2 In PostProcessing Mode this operation is often more efficient in terms of processing than a crop operation The crop and scale are done in ha...

Страница 41: ...ams each with different settings as named entries in their video device select list You can set up the driver to show 1 to 10 filters per device Each filter has one preview pin and one capture pin Sta...

Страница 42: ...es an evaluation version of SimulStream with the Osprey card however any logos or changes you attempt to make will not take effect until you purchase the SimulStream option If you have a SimulStream l...

Страница 43: ...ls Leave this turned off unless you have a specific need for it Turning it on will affect crop logo and caption settings They will share a filter and not stand separate Save the most recent crop logo...

Страница 44: ...se different settings You can have 2 to 9 different filters each holding different settings The number of settings is determined by the edit box Show 4 filters per device For example suppose you elect...

Страница 45: ...ng Deinterlace inverse telecine and gamma hue adjustment are applied to all filters on the device and must have the same settings for all filters Crop logo and caption settings can be different for ea...

Страница 46: ...ut is the default setting for the Osprey 440 because of the density of video DMA throughput that this card can generate When SimulStream is enabled PostProcessing is automatically turned on Changes to...

Страница 47: ...AM is selected as the video standard Motion adaptive deinterlace An algorithm for deinterlacing pure video non telecine content It detects which portions of the image are still and which portions are...

Страница 48: ...s that phase shifts are occurring When the sequence relocks all phase buttons are equally correct Adjust dialog Use the adjust dialog to adjust the parameters that control motion adaptive deinterlacin...

Страница 49: ...ings Help Click Help to access the user guide Close Click Close to close the window Notes If your video format results in exact 2 1 or 4 1 vertical scaling for a particular pin then all the video will...

Страница 50: ...ith post detelecine video based editing Auto mode will result in the best overall quality but there may be several frames that are not deinterlaced every time the pull down phase sequence has to be re...

Страница 51: ...cted device Unless noted different settings may be set and stored for different devices Figure 31 Device tab The Device tab has the following controls No Video Test Pattern This control lets you selec...

Страница 52: ...rd serial number This display is useful for determining which physical board in the system corresponds to each device name Buffers Requested The driver can tell DirectShow the minimum number of video...

Страница 53: ...buffers to 20 or more if you are using it for capture or encoding rather than direct rendering Diagnostic Logging If you have a problem and contact ViewCast Support they may request that you provide...

Страница 54: ...rd Only boards that are currently installed and enabled appear Also only boards of one type at a time appear For example consider a system with two Osprey 230e and two Osprey 440e boards The two board...

Страница 55: ...restart the system Note Board settings especially video custom properties such as Crop Logo and Captions settings are linked to board PCI addresses rather than to board numbers After you renumber boar...

Страница 56: ...Setting Driver Properties 50 ViewCast Figure 35 Extras...

Страница 57: ...ment This control is relevant only on machines with two or more processors and with two or more Osprey devices of a particular class Osprey 2x0 300 440 5x0 installed On single processor machines this...

Страница 58: ...at time synchronization will be quite poor we do not have a workaround for this at this time For all applications other than capture to AVI this control should be set to Normal WME9 among others requi...

Страница 59: ...he captioning setup apply to both the capture and preview pins This setting is the default setting Figure 37 Captions tab The Captions tab has the following controls Pin Select The drop down list has...

Страница 60: ...values This will be a problem when they are set to such extremes that normal video will not be viewable Pin Select You can have different setups for the two pins For example you could enable cropping...

Страница 61: ...t delivers raw captioning data from any CC or Text channel It also delivers line interpreted data from these channels suitable for a scripting display or for capture to an ASCII file It also delivers...

Страница 62: ...on Figure 40 character pairs emitted by the DirectShow closed caption pin are from field 1 or field 2 of the video The DirectShow specification is that closed caption on a closed caption pin is always...

Страница 63: ...tured video using the logo property controls By default the Enable Logo check box is disabled Figure 41 Logo tab The Logo tab has the following controls Pin Select The drop down list has three choices...

Страница 64: ...ideo are different sizes the logo is scaled to look the same on the preview video Logos have the following characteristics Any RGB 24 bitmap in bmp file format can be used A selectable key color can b...

Страница 65: ...ou make apply only to the capture pin not to the preview pin The Preview button works analogously Figure 42 Pin Select File and Color Figure 43 File and Color The Enable Logo check box which is repeat...

Страница 66: ...of logos can be exact or inexact and is determined by the Tolerance control Figure 45 determines If Tolerance is 0 then all key colors have to exactly match the Red Green Blue values shown in the key...

Страница 67: ...Osprey PCI User Guide ViewCast 61 Figure 46 Weighting...

Страница 68: ...ght of this sub page controls the scaling of the logo The 1X Scale button returns the size to the original size of the bmp graphic The quality of a scaled image will not be as good as the quality of t...

Страница 69: ...ce It is a pathway for setting a custom or nonstandard video size in applications that do not have a custom video sizing controls built into them Cropping means removal of unwanted video around the ed...

Страница 70: ...Setting Driver Properties 64 ViewCast...

Страница 71: ...nd output sizes that observe those restrictions Enable Cropping When enabled your video is cropped to the indicated boundaries When disabled your video is not cropped regardless of any crop settings y...

Страница 72: ...dialog tab It is determined by settings made on other tabs specifically the Input tab where a 525 line or 625 line standard is selected and the RefSize tab where Square Pixel or CCIR proportioning is...

Страница 73: ...ltiple of 16 and the capture height be a multiple of 2 The granularities for all products in PostProcessing Mode are as follows Format Horizontal Vertical RGB32 4 1 RGB24 4 1 RGB555 4 1 Grayscale 4 1...

Страница 74: ...Recalc Apply or OK You can change the video format in the drop down list so that granularities are set for a different format Note This does not automatically cause the pin to have this format you sti...

Страница 75: ...cond most recently clicked setting instead or as well If it has to it will change your most recently changed setting Recalc will also factor in granularity and positioning requirements as required The...

Страница 76: ...output size is scaled down from the crop size Example 1 If you are running standard 640 x 480 NTSC video and the Enable Cropping check box is not checked your crop size is 640 x 480 With Auto Size ch...

Страница 77: ...Osprey PCI User Guide ViewCast 71...

Страница 78: ...mulStream is installed there can be multiple Video Filters for each Video Device The distinction between Device and Filter is important mainly to SimulStream users For non SimulStream users Device and...

Страница 79: ...more pins capable of sourcing one or more audio streams There is not much practical distinction between an Audio Device and an Audio Filter in either the SimulStream or non SimulStream cases Both dev...

Страница 80: ...video preview pin Video can be cropped and scaled and the crop and scale specifications can be different for two pins In Direct Mode the driver does not apply deinterlacing gamma correction logos or o...

Страница 81: ...rectangles The upper pin produces scaled and or cropped I420 video with a logo bug and Closed Captions rendered on the video The second pin produces scaled and or cropped YUY2 video with a logo but n...

Страница 82: ...med in hardware Deinterlace inverse telecine and gamma correction are applied to all filters and pins on the device and have the same settings for all filters and pins Adaptive deinterlacing does not...

Страница 83: ...he preferred format If a YUV format is used an extra filter AVI Decompressor will be inserted into the graph to convert the YUV to RGB The driver can do this conversion faster internally Preview Pin t...

Страница 84: ...han they might VMR7 works best with YUY2 video and there is usually little reason to use any other format It will however work fairly well with the RGB format usually RGB32 that matches the current sc...

Страница 85: ...preview pin in RGB15 format RGB32 the Osprey driver s preview pin in RGB32 format VR old Video Renderer VMR7 Video Mixing Renderer 7 VMR9 Video Mixing Renderer 9 AVI AVI Decompressor OVL Overlay Mixer...

Страница 86: ...s total 576 lines visible per frame and a display rate of 50 fields per second or 25 interlaced frames per second The standard frame sizes are different for NTSC and PAL For example the half frame siz...

Страница 87: ...2 are YUV formats In these formats each pixel is defined by an intensity or luminance component Y and two color or chrominance components U and V Since the human eye is less sensitive to color informa...

Страница 88: ...be streamed to applications such as Windows Media Encoder 9 or rendered directly to the screen using the DShow Overlay Mixer filter The 4 0 0 driver can be set to output CC field 2 character pairs on...

Страница 89: ...I Compatible mode allows capture of CC to AVI Unfortunately the problems with timestamping mean that time synchronization between the video and CC streams depend on their physical interleaving in the...

Страница 90: ...bject to change We invite comments on the timecode related capabilities that you need for your application Osprey s approach to VITC is to invisibly watermark the video bits of each outgoing video fra...

Страница 91: ...ide A sample SDK applet named TCApp illustrates the interface Figure 60 Timecode Video Making Timecode stamping must be enabled in the driver before it can be used and the field and line number correc...

Страница 92: ...forms which are then decoded by external DirectShow filters DirectShow provides three filters under the classification WDM Streaming VBI Codecs that will decode data from VBI pins CC Decoder NABTS FEC...

Страница 93: ...applications including the Windows Media Encoder applications interface to the mixer driver directly and expose the look and feel specific to that application However the default Windows interface to...

Страница 94: ...a mixer in that it does not allow for mixing the various audio sources Therefore when one audio input is selected any other input previously selected becomes unselected The Select check box at the bo...

Страница 95: ...anced in the selection box It will look like the selection has been lost but then you will notice that Enable is not checked If you again click Master Volume the Enable box will automatically show up...

Страница 96: ...ntinue to play back captured audio using your system soundcard Audio Configuration The AudioConfig applet is included as part of the Osprey AVStream driver package It is also provided in source form i...

Страница 97: ...sprey hardware supports is 48 kHz The driver will override your setting here When the audio input is DV1394 you have to use this control to match your audio sample rate to the actual rate of the incom...

Страница 98: ...nced and balanced inputs and is calibrated differently for each When a digital input is selected this control is disabled This is a hardware gain control with the default level chosen such that the ex...

Страница 99: ...Non operating temperature range 40 to 75 C Operating humidity range Between 5 and 80 non condensing 40 C Non operating humidity range 95 RH non condensing gradient 30 per hour Operating altitude rang...

Страница 100: ...Appendix B Digital Video on the Osprey 300 94 ViewCast Osprey 210 Figure 66 Osprey 210 Osprey 210 backplate PCI Local Bus 2 2 Compliant Approximate card weight 71 grams...

Страница 101: ...Osprey PCI User Guide ViewCast 95 Osprey 230 Figure 67 Osprey 230 Osprey 230 backplate PCI Local Bus 2 2 Compliant Approximate weight 85 grams...

Страница 102: ...Appendix B Digital Video on the Osprey 300 96 ViewCast Osprey 300 Figure 68 Osprey 300 Osprey 300 backplate PCI Local Bus 2 2 Compliant Approximate card weight 142 grams...

Страница 103: ...Osprey PCI User Guide ViewCast 97 Osprey 440 Figure 69 Osprey 440 Osprey 440 backplate PCI Local Bus 2 2 Compliant Approximate card weight 153 grams...

Страница 104: ...Appendix B Digital Video on the Osprey 300 98 ViewCast Osprey 530 Figure 70 Osprey 530 Osprey 530 backplate PCI Local Bus 2 2 Compliant Approximate card weight 142 grams...

Страница 105: ...Osprey PCI User Guide ViewCast 99 Osprey 540 Figure 71 Osprey 540 Osprey 540 backplate PCI Local Bus 2 2 Compliant Approximate weight 227 grams...

Страница 106: ...Appendix B Digital Video on the Osprey 300 100 ViewCast Osprey 560 Osprey 560 backplate PCI Local Bus 2 2 Compliant Approximate card weight 210 grams...

Страница 107: ...Osprey PCI User Guide ViewCast 101...

Страница 108: ...e an entry for the Texas Instruments controller on the Osprey 300 This device is automatically activated whenever the card is plugged into the system If you plug a DVCam into the Osprey card an entry...

Страница 109: ...audio video interleaved The audio video data rate is slightly higher than the 120 000 or 144 000 bytes per frame quoted above for NTSC it is about 129 000 bytes per frame or about 3 866 130 bytes per...

Страница 110: ...ble audio video DV capture graph The difference is that the DV Capture Filter s A V Out pin is used which delivers an interleaved A V stream rather than a pure video stream The AVI file will be Type 1...

Страница 111: ...lter s DV A V Out pin is used instead of the video only pin A DV Splitter is added to the graph to split the interleaved A V stream into separate audio and video The audio stream is standard PCM audio...

Страница 112: ...format As explained previously the DVSD native DV format is a compressed format whereas YUY2 is not A YUY2 stream at 720x480 is much larger than the dvsd version and the YUY2 stream at 360x240 is some...

Страница 113: ...Osprey PCI User Guide ViewCast 107 Figure 80 Audio video capture with Microsoft Video 1 compressor...

Страница 114: ......

Страница 115: ...e if you have multiple Osprey cards or 1 or more Osprey 440 operating concurrently Typical usage of a single Osprey card would not cause this kind of problem If you are having problems we recommend th...

Страница 116: ...also installed The Placeholder device cannot play back recorded audio You can use the same method to select playback device that you use when selecting the audio source DV Audio Is Too Slow Low Pitche...

Страница 117: ...ical support If you are comfortable using RegEdit to edit your registry you can instead go to the following location HKEY_LOCAL_MACHINE SOFTWARE Microsoft Windows NT CurrentVersion Drivers32 and delet...

Страница 118: ...Appendix C Troubleshooting 112 ViewCast...

Страница 119: ...11 Audio video capture with Microsoft Video 1 compressor 107 Audio video DV capture graph 104 Audio video Type 2 graph 104 Audio and video capture with preview 106 Audio and video graph 105 Audio For...

Страница 120: ...ontrast 25 Currently Using 36 41 CVBS 15 D Default 25 Default Output Size 65 70 Deinterlace 36 40 Device 11 Device Info 46 52 Device tab 45 Diagnostic Logging 45 47 Digital input formats 19 Digital Si...

Страница 121: ...Input tab 14 Installing the video capture card 4 Inverse Telecine 40 41 L Lines detected 28 Logo 11 Logo tab 57 M Microsoft Kmixer driver 91 Mode 36 39 Mono Source Mode 91 Motion Adaptive 40 Motion a...

Страница 122: ...w pin to VMR9 79 Processor Assignment 51 R Recalc 69 Recording Control 88 Reference Size 65 66 Reference Size for Crop and Logo Placement 30 32 RefSize 11 RefSize tab 29 Render 55 Render Logical White...

Страница 123: ...ideScreen Signal WSS 31 V Vbi Pin 51 VbiGraph 15 22 VbiGraph utility 23 Vchip 55 VCR Input 28 Vertical Interval Timecode 84 Video Capture Properties 11 Video capture with video preview rendering 105 V...

Страница 124: ...Index 118 ViewCast V cont Volume control 87 W Warranties 1 Weighting 61 Weighting on File and Color sub tab 58 White Balance 25 Y YUV 81 YUY2 mode 81...

Страница 125: ......

Страница 126: ...ra and design are registered trademarks of ViewCast Corporation or its subsidiaries All other trademarks are the property of their respective owners Product specifications and availability may change...

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