ViewCast OSPREY 240E User Manual Download Page 16

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Setting Driver Properties

ViewCast

When you choose Device 1A and Video Filter 1, the

Show Properties for Selected Filter

button becomes

active (Figure 7).

Figure 7. Control used to open the properties page

Summary of Contents for OSPREY 240E

Page 1: ...Osprey 240e 450e User Guide AVStream Driver Version 4 6...

Page 2: ...encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect th...

Page 3: ...the device properties window 11 Devices and global controls 13 Input tab 14 Osprey 450e AV option hardware add on device 16 Video input 17 Video standard 18 Input Format analog inputs 19 VideoCheck 2...

Page 4: ...t 61 Reference Size 61 Granularity 62 Enable Cropping 63 Default Output Size 65 AVStream driver reference information 67 Post Processing mode 69 Efficient Video Rendering 71 Preview Pin to Video Rende...

Page 5: ...ppendix A Osprey hardware specifications 87 Osprey 240e 87 Environmental specifications 87 Osprey 450e 89 Appendix B Osprey 450e audio cable 91 Appendix C Troubleshooting 93 Color bars on video screen...

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Page 7: ...lowing 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 warra...

Page 8: ...below Please consult your software documentation for applicable system requirements Minimum system requirements Direct Mode 2 GHz Intel Pentium 4 processor or equivalent PostProcessing Mode and Simul...

Page 9: ...od especially if Osprey software does reside on your host computer After the install is run the software detects the card and its drivers initiate automatically If you are updating Osprey software fir...

Page 10: ...use the same driver If you add a card from a different class then you need to install the driver for that card When you add or move boards after the AVStream 4 6 driver is already installed there are...

Page 11: ...ress 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 installed accessories To i...

Page 12: ...side this window changes to Osprey Video Capture Device Installing Then the Digital Signature Not Found window appears on top of it 2 Click Continue Anyway The Completing the Found New Hardware window...

Page 13: ...oft Windows Media Encoder or RealProducer We also access card property pages through Osprey Config the utility bundled with our 4 6 driver suite Once installed you can see the card s default settings...

Page 14: ...ds and devices installed on your computer Figure 5 Initial OspreyConfig user interface In this example the computer in use has one card and four devices The card can take a single input and stream the...

Page 15: ...gure 6 shows the user interface that appears when you select a filter We expanded the Osprey 450e Device 1A and selected Video Filter We ll continue with this device unless we indicate otherwise Figur...

Page 16: ...tting Driver Properties 10 ViewCast When you choose Device 1A and Video Filter 1 the Show Properties for Selected Filter button becomes active Figure 7 Figure 7 Control used to open the properties pag...

Page 17: ...to select different controls Figure 8 The 4 6 driver includes changes from previous versions the tabs have changed They now take advantage of the 4 6 driver s advances and added functionality Figure 8...

Page 18: ...ers SimulStream processing mode gamma deinterlace and inverse telecine Device Test Pattern Capture Buffers Diagnostic Logging Captions Set up on video closed caption rendering Logo Set up on video log...

Page 19: ...coder Input Filters Device and or RefSize tabs and the effect is global to the card All characteristics on each device on the card change to those changed on a single device This is limited to the car...

Page 20: ...number of devices such as DVD players digital cameras camcorders and so forth Figure 10 Input tab The controls on the Input tab of the driver properties card have a global effect on the Osprey capture...

Page 21: ...re 10 from the drop down list Input Format This control works with digital cameras routing through the Osprey s card s analog input VideoCheck This button opens a simple video monitoring window VideoG...

Page 22: ...t option provides a single video capability Composite Note Use Osprey Config to set balanced audio for Microsoft Windows Media Encoder Figure 11 Input tab without AV option Without the AV hardware opt...

Page 23: ...nections The YPrPB dongle is primarily for YPrPb Component inputs as shown in Figure 15 YPrPb dongle connections The blue Pb input can also be used as a Composite input The driver should be set to Com...

Page 24: ...ideo Decoder tab The North American standard is NTSC The Japanese standard is NTSC Japan The five PAL standards B D G H and I are similar and are treated the same way by the Osprey driver The driver a...

Page 25: ...mprove the clarity of video from monochrome sources When you select a composite input line and attach a monochrome device the result is a sharper image as shown in the notch kill item in Figure 19 Thi...

Page 26: ...nd shows the expected levels and the red line shows the actual levels measured The right hand panel shows the chroma positions of the six colors The small colored squares show the expected positions a...

Page 27: ...box with an alternate and slightly more technical description Figure 21 VideoGraph VbiGraph VbiGraph Figure 22 opens an applet that displays the raw waveforms of the video s Vertical Blanking Interva...

Page 28: ...0e 450e cards The Video Proc Amp is the second tab from the left of the Device 1A properties Figure 23 Figure 23 Video Proc Amp Tab The Video Proc Amp uses slider controls to adjust brightness contras...

Page 29: ...step engages a different combination of discrete filters some steps may result in slight differences while other steps may result in large differences The range is 0 to 7 Gamma You will rarely need to...

Page 30: ...captures pins on the currently selected device If you have multiple Osprey cards you can set the input individually for each of them Changes made with this control take effect immediately If video is...

Page 31: ...input signal it displays 1 Lines detected This field displays the number of lines the card detects in the input signal VCR Input This field is a DirectShow feature that is not implemented Output Enab...

Page 32: ...s page does not provide everyday control for the final output size of your video You ll likely control final output size from your application the Size and Crop tab or from the Pin Properties dialog d...

Page 33: ...sults in a square aspect ratio sampling of the source video and a source image of 640 x 480 for 525 line standards and 768 x 576 for 625 line standards CCIR 601 Use the CCIR 601 setting for 4 3 video...

Page 34: ...as the following effects 4 3 video on a 4 3 window shows without sidebars or letterboxing 4 3 video on a 16 9 window shows with sidebars 16 9 video on a 16 9 window shows without sidebars or letterbox...

Page 35: ...l Delay control The minus button moves the right edge to the left the plus button moves it to the right Adjustments are relative to the standard CCIR horizontal size of 720 pixels The 720 button reset...

Page 36: ...ent Figure 29 Reference Size for Crop and Logo Placement This part of the dialog is read only because you do not set it directly rather it shows the results of settings made elsewhere in the dialog Th...

Page 37: ...appear as moving bands or streaks across the top lines Therefore the most generally useful start lines are 23 286 Some broadcast video also uses additional top line pairs for ancillary data We are se...

Page 38: ...Stream Enables SimulStream to output the same video in different sizes color formats frame rates crops logos and captioning Deinterlace Deinterlace settings are applied and stored per device and are a...

Page 39: ...mpared to the previous pin based method there are no requirements for a particular startup order in order to associate settings with instantiations SimulStream Use the SimulStream control to enable Si...

Page 40: ...when the Multiple Instances option is selected The advantage of this mode is that it is simpler If you are not using osprey custom cropping logos or Closed Captions or if all streams have the same set...

Page 41: ...1A 3 or 1A 4 Settings that are not per filter such as Reference Size or the Video Proc Amp settings will affect all filters on the underlying Osprey 450e Video Device 1A To set the custom properties...

Page 42: ...ied to all filters and pins associated with a device Changes to this control take effect as soon as you click Apply or OK When to deinterlace When in doubt deinterlace In some cases bad artifacts will...

Page 43: ...deo but only if the exact 1 1 vertical scaling is preserved The downstream deinterlacer will not be able to work with video that is scaled upstream of it see Notes Background telecine and inverse tele...

Page 44: ...ettings With inverse telecine enabled when telecine content is detected the five Cine Phase dots show whether the 3 2 pulldown sequence is shifting If it is shifting the green marker shifts This happe...

Page 45: ...r Test Mode and move the slider to the right the number of pixels that are considered in motion is greatly reduced As you move the slider to the left the number of motion pixels greatly increases unti...

Page 46: ...ults Click this button to restore the default settings Help Click Help to access the user guide Close Click Close to close the window Effects on video latency Note Drivers prior to 4 6 1 always added...

Page 47: ...is 0 85 msec Notes When you select Auto mode some kinds of content cause the driver to frequently switch between Inverse Telecine and Motion Adaptive processing Content such as title sequences and co...

Page 48: ...devices Figure 38 Device tab The Device tab has the following controls No Video Test Pattern This control lets you select a pattern to display when no video signal is present Buffers Requested The dr...

Page 49: ...header You can place a text line on the test pattern If the Text edit box is empty no spaces and no text characters then no text will appear Otherwise whatever you enter up to 32 characters displays...

Page 50: ...On the Capture pin you can reduce the number of buffers to around 5 if the video is going to be used only for direct rendering Remember to put the number back to 50 or more for capture or encoding to...

Page 51: ...View lets you write diagnostics to the standard kernel driver debug stream which can be captured and displayed by utilities such as DebugView DebugView is a Microsoft utility that can be downloaded fr...

Page 52: ...in which the system identified and initialized the boards The driver associates each device number with the PCI address of the board to which it is initially assigned and saves that information Each...

Page 53: ...e current device number on the right For boards such as the Osprey 450e which span multiple PCI addresses the PCI Bus Slot information is not shown The device numbers are editable You can assign each...

Page 54: ...umbers After you renumber boards you may have to re set your volume levels On Microsoft Windows XP platforms you may also have to re select your audio inputs When you add a new board especially a boar...

Page 55: ...iver and may not be shown for all versions of the drivers Figure 45 Extras Extras should be expected to change more frequently than other aspects of the driver Timecode Video Marking Refer to the Vert...

Page 56: ...ecoded caption data to a DirectShow compliant CC pin It can send the raw undecoded Line 21 caption waveform to a DirectShow compliant VBI pin It can deliver decoded caption data to a proprietary inter...

Page 57: ...Field 2 of the video OK Click OK to accept the settings Cancel Click Cancel to reject the settings and close the window Apply Click Apply to apply the settings Help Click Help to access the user guide...

Page 58: ...document But CC 1 is by far the most commonly used channel Select CC 1 unless you have specific knowledge that you want to render another channel Render Logical White As The control group Render Logic...

Page 59: ...ield 1 however this extension allows application developers to access Field 2 data including XDS data such as V chip data via the standard DirectShow CC pin For most purposes including scripting in ap...

Page 60: ...go tab has the following controls Pin Select The drop down list has three choices Capture Preview Both Enable Logo on File and Color sub tab From this control enable or disable the logo Enable Key Col...

Page 61: ...all parts of the logo graphic with that color are not drawn on the video Use a transparency control to blend the logo graphic with the background video Use this control in combination with the alpha...

Page 62: ...disables logos If you disable logos all your other logo settings are retained for when you re enable logos In Figure 52 Browse for File opens a standard file select dialog Logo files must be In BMP 24...

Page 63: ...uttons are activated You can select one of four standard colors dark gray medium gray cyan or magenta or a custom color If you select Other for a custom color the three edit boxes Red Green and Blue a...

Page 64: ...ixel is weighted 50 according to the alpha data and the weighting control is also set to 50 the pixel will display as 25 opaque Figure 55 Weighting Figure 56 Logo position Position and Size The Logo P...

Page 65: ...for each Notes Because you use the Logo tab to set up a logo interactively on live video its behavior is different from the behavior of the other tabs The driver updates the controls on the Logo tab...

Page 66: ...g 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 edges of the incoming image For...

Page 67: ...pin properties dialog as the default choice It is a pathway for setting a custom or nonstandard video size in applications that do not have custom video sizing controls built into them Pin Select You...

Page 68: ...referred to as granularity restrictions For example the I420 capture format requires that the capture width be a multiple of 4 and the capture height be a multiple of 2 The granularities for the vario...

Page 69: ...p your crops with a less restrictive granularity for example YUY2 and then capture with a more restricted granularity for example I420 the driver may automatically adjust the video crop and or output...

Page 70: ...ng changes You have to use a value that is larger than the next granularity threshold See Granularity for the values of the granularity parameters In the Default Output Size group Recalc changes the d...

Page 71: ...640 x 480 with 1 2X 320 x 240 and with 1 4X 160 x 120 Example 2 If you have enabled cropping with size 320 x 240 one quarter of the full video area the default Auto Sizes are as follows 1X 320 x 240...

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Page 73: ...r acts as a virtual device that can be accessed by name and can deliver a separate video stream with its own independent control settings When you enable SimulStream some functions and capabilities ar...

Page 74: ...is a standard DirectShow page The Video Proc Amp and Video Decoder Pages are also DirectShow standard The rest are proprietary to the Osprey driver As a user you interact with Property through visual...

Page 75: ...e scaled and cropping identically so a single scaling operation can service both pins The third pin has a different scale crop specification so its video runs through a separate scaler cropper The vid...

Page 76: ...n video caption rendering Some of these filters operate globally on all filters and pins of a device and some operate on a per filter or per pin basis The Video Proc Amp controls brightness contrast h...

Page 77: ...sen when an application says Render without specifying a preferred pathway For this reason many applications deliver unnecessarily slow rendering performance Video Renderer works best when your output...

Page 78: ...ss efficiently 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...

Page 79: ...B15 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 The PostProc res...

Page 80: ...AVStream Driver Reference Information 74 ViewCast...

Page 81: ...ormat is the arrangement of data bits representing the colors of each pixel For example in the RGB555 format each pixel of data is stored as 5 bits of red 5 bits of green and 5 bits of blue color info...

Page 82: ...yte among two or more pixels YUV is also similar to the color encoding used for analog color television broadcast signals YUY2 mode sometimes referred to as 4 2 2 packed mode consists of a single arra...

Page 83: ...CC pin instead of the standard CC field 1 data XDS Vchip data is embedded in the field 2 stream The GraphEdit filtergraph shown here displays CC rendered onto preview video The Overlay Mixer combines...

Page 84: ...Normal timestamping the file becomes extremely large and the capture will fail within a few seconds The AVI Compatible mode allows capture of CC to AVI Unfortunately the problem with timestamping mean...

Page 85: ...features and method of implementation are subject to change We invite comments on the timecode related capabilities that you need for your application Osprey s approach to VITC is to invisibly waterma...

Page 86: ...e The Osprey AVStream driver provides DirectShow compatible VBI pins VBI data includes Vertical Interval Timecode VITC in both the NTSC and PAL worlds In NTSC line 21 Closed Captioning although it is...

Page 87: ...r accessing this interface is to right click the speaker symbol on your taskbar typically on the bottom right hand side of your screen Then select the Open Volume Control option Figure 70 There is a c...

Page 88: ...io input any other input you previously selected becomes unselected The Select check box at the bottom of each source sets which source is actually being used Osprey cards have hardware gain control T...

Page 89: ...box then click Enable This step also deselects whichever input had been previously selected For example if you select XLR Balanced instead of the first input on the list Unbalanced and you close and r...

Page 90: ...ey audio capture devices Use the Device menu list at the top of the applet s window to select which device you are controlling Mono Source Mode If set to Use Left Channel then left channel audio data...

Page 91: ...R filters Each has two quasi stereo outputs The audio is identical on each quasi channel except that the user balance control can be used to reduce the volume on one channel However the underlying har...

Page 92: ...d This is a hardware gain control with the default level chosen such that the expected amplitude of a full volume input signal will have adequate headroom without clipping If you do experience clippin...

Page 93: ...40 C 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...

Page 94: ...prey Hardware Specifications 88 ViewCast Figure 75 Osprey 240e long back plate Figure 76 Osprey 240e short back plate Figure 77 PCI Express Bus compliance PCI Express Bus compliant Approximate weight...

Page 95: ...Osprey 240e 450e User Guide ViewCast 89 Osprey 450e Figure 78 Osprey 450e back plate...

Page 96: ...Appendix A Osprey Hardware Specifications 90 ViewCast...

Page 97: ...ft Channel B Left Center 4 Channel B Right Channel B Right Center 5 Channel C Left Channel C Left Center 6 Channel C Right Channel C Right Center 7 Channel D Left Channel D Left Center 8 Channel D Rig...

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Page 99: ...lve this problem check the following Check that the camera VCR or other video source is powered and that its output is connected to the Osprey card s input Check that you selected the correct video in...

Page 100: ...blue to green These lines are not present in every frame of video There may also be a black band at the top of the frame There are other brands of copy protection besides Macrovision Some of these br...

Page 101: ...n The Video for Windows device will always try to act like it is the selected device even if it is not You have to manually enter Recording Control s Options Properties dialog to select your device If...

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Page 103: ...annel 52 CC or VBI pins 77 CC Pin 53 CCIR 601 setting 27 change the default settings of the 4 6 driver 11 chroma 16 Cine Phase 38 Closed Caption Timestamping 49 closed captioning 77 Color formats 75 C...

Page 104: ...go tab 54 59 luma 16 M motion adaptive 36 motion adaptive deinterlace 37 motion threshold 39 multiple filters 34 Multiple instances 34 N Notch Kill 19 No Video Test Pattern 43 Nudge buttons 59 Number...

Page 105: ...e Pixel setting 27 System Settings Change Window 6 T telecine 37 Test Mode 40 Timecode Video Marking 49 80 Tolerance 57 Tolerance control 57 U Use WideScreen Signal WSS 28 V VbiGraph 21 vertical blank...

Page 106: ...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 availability may change...

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