Application Manual
Contents
1. 4 Inventa MPEGIO2 SAA7134 iif Inventa MPEGIO2 SAA7134 e q4 Inventa MPEGIOZ VW2010 Inventa MPEGIO2 VW2010 ve amp VIA High Definition Audio ar VoverlaX 1 0 soe 4 Voverlay ver b for windows AP Vista 7 8 es 4 VoverlayHD Board VoverlaX User Manual Page 3 Version 1 0 0 2 When device driver has been installed properly Windows will have a pop up message box at the i Found New Hardware Your new hardware is installed and ready to use 1 y m 1 54PM lower right corner of the screen le Please note after re installing MS Windows on a PC with VoverlaX card remaining seated in PCIe slot one Other PCI Bridge Device or similar line will appear in the Windows ControlPannel gt System gt Hardware gt DeviceManager window under the Other devices a f Other devices category fi Other PCI Bridge Device preceded by a yellow exclamation mark circle since Windows will not cannot install the device driver software This item will need update driver operation right mouse click then select Update Driver Software to install the proper driver software from the drv folder on the Setup CD before the VoverlaX card and application software can be used properly 5 3 To install the application software click Next on the Welcome to the VoverlaX Setup Wizard window which normally starts up automatically after inserting the set up CD or will appear after doub2. VideoRenderer Title ActiveMovie Window Root Window Class Name Play WndaSFMediaPla Title chicken win video on the Setup Overlay Window Clicking the Client Area Only checkbox means only displaying the selected window client area s contents Clicking the Erase on Exit checkbox means the window s display will be cleared when the display duration expires or the display is manually stopped The Pause Time means how long the executing thread will pause in between displaying consecutive frames of the selected window For a live video animation displaying window set this time to 30 80 mille seconds will give good smooth moving result on the output video ports VoverlaX User Manual Page 13 Version 1 0 0 2 Click the Window Content Static if the content of the window is not changing constantly Click the Transparent check box and select a colour from the Transparency Colour button initiated colour dialog if you wish to make some portion of the window transparent invisible e g making the blue background to disappear on the live video Click the Clear Old Overlay Value to make the Transparency effect clean without shivering pixels flying around This box has the same significance as explained in the Graphics File Overlay Item section and it is only meaningful when the Transparent box is ticked 7 3 Overlay Item List The Overlay Item List is for holding multiple Ove
3. Wizard Welcome to the Found New Hardware Wizard Windows will search for curent and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission This wizard helps you install software for Multimedia Controller Can Windows connect to Windows Update to search for If your hardware came with an installation CD software a or floppy disk insert it now Yes this time only O Yes now and every time connect a device What do you want the wizard to do No nat this time Install the software automatically Recommended Click Hest to continue Click Hest to continue 5 2 Put the VoverlaX installation CD into PC s CD DVD drive click Next button let Windows search for device driver specifically from the drv folder on the installation CD Disk search the drv x86 if the Windows is 32 Bit or search the drv x64 folder if the Windows is 64 Bit During the driver installation ignore those warnings such as Windows cannot verify the publisher of this driver software etc select Install this software anyway to keep going until the driver is installed then check the Windows ControlPanel to make sure the System gt Hardware gt DeviceManager window s Sound video and game controllers 4 Sound video and game controllers iwi AMD High Definition Audio Device D
4. be made invisible contains non uniform colour e g a white background contains pixels with colours close to but not exactly the pure white as illustrated in the following example where the same overlay graphics file is applied on the same video but on the left VoverlaX card with TKErrorRange 0 while on the right VoverlaX card with TKErrorRange 220 VoverlaX User Manual Page 10 Version 1 0 0 2 J babes Res n i A wese ae ith i ley Ne iid Red on Whit Boga h ety wy A pian cette ries Te a 3 Clear Old Overlay Value This box is only meaningful when box Transparent is also ticked If Clear Old Overlay Value is ticked then those pixels in the graphics file whose colour values and the Transparency Colour have the minimum difference as described in the Transparency Colour above will become totally transparent 1 e the video underneath them will be exposed If this box is cleared then those pixels in the graphics file whose colour values and the Transparency Colour have minimum difference as described in the Transparency Colour above will combine logical or their old alpha value with the new alpha value on screen so that if the resulting alpha is nonzero then some degree of overlay will appear on top of the video this is useful for example to display an half transparent background exposing some of the video underneath The following are examples using the same graphic
5. the top and at the bottom are the Generic Operation areas in the middle on the left is the Overlay Items area on the right is the Overlay Item List Box and in between the Item and Item List Box areas there are Operation Buttons that can be used for Overlay Items and Item List such as Display Current Item Add Item to Item List Save Open Item List File etc 7 1 Generic Operations The top area of the Setup Overlay Window lists several generic operations inc overlay card selection when there are multiple cards installed still image grabbing which will display the grabbed video and or overlay image in the application s main window Signal Colour Setup through opening another dialog window as shown below and input signal testing operation note when there is input signal pressing Test Input button will show the actual incoming video signal type which might not be necessarily the same as set up by the Card Operation overlay item if they are not the same then the output video signal normally is distorted VoverlaX User Manual Page 5 Version 1 0 0 2 The Signal Colour Setup Dialog allows different colour changes in the output video frame The All Ports Colour affects all output ports the Main Output and 2 Output Colours affect main and 2 output ports separately while the RECT Colour only affects a user definable rectangular area on the output ports Signal Colour Setup s All
6. Cle Video Overlay App Setup Card Overlay Grab Still Image Mouse clicking the Action menu will show its menu items Selecting the Setup Card Overlay item will start the Setup VoverlaX PCIe Overlay window where all the major operations for VoverlaX card can be accomplished Setup VoverlaX PCIe Overlay SDK ver 1 0 0 1 Total Cards 2 Selected Card Card 1 Grab Image Grab Mode Overlay on Vit Signal Colour Test Input Composite PAL B G H 1 D Has Signal Overlay Item iet 4 opt retis Alpha Start 255 Alpha End 255 Alpha Rotate AlphaBk 1 Overla nem List oo Total sems 223 Interval 0 Dura 0 a gt yi Item Type Timer Displa 223 val 0 j 2 Step 0 Interval ms 0 Duration sec jo _Display_ Y Text at 0 150 Voverlax Dura 0 Alpha 255 Font Name Times New Roman Foreground Colour Background Colour BkGr Mode Opaque Font Point 39 Transparent Display MS Display Date Display FN Location X1 0 13 223 Width 0 0 X2 0 y24 0 Height 0 Erase Prev Timer Timer Interval ms 0 Delete Duration sec MoveUp MoveDown Stop Select All Display Selected Items DeSelect All Save Item File Name MainOutput ColourBar 2ndOutput ColourBar Chip Name Decoder y Reg Addr 10 Get Reg Reg Value Set Reg Clear All Overlay The Setup Window arranges its functions in several main areas on
7. Ports Colour p VerticalPhase 130 Horizontal Phase 128 al p SubCarrierPhase sp Key Delay 1465 gt Restore Default Contrast Brightness Hue sa turatonCe 128 saturatonCkR 2nd Output Colour gt Brightness o al ys jo BL Main Output Colour Brightness o Hue o RECT Colour Set Colour in a Rectangle Left 220 Top Bottom 500 Set RECT Co ordinates Contrast 158 Default RECT Colour Brightness 28 Keep Colours on Exit EE EE REE 8 Hue Saturation The bottom area on the Setup VoverlaX PCIe Overlay Window also has some generic operations including Clear All Overlay Colour Bar display I O Chip Registers Read and Write The MaimOutput ColourBar and 2ndOutput ColourBar boxes will display colour bars on the Main Output s Composite and S Video ports and or the Second Output s Composite port the lowest BNC socket Note colour bar display will not affect still image grabbing function grabbed still image is as if the colour bar is not on The Chip Register Write can directly alter on board video decoder encoder ICs operations 7 2 Overlay Items Below the Generic Operation area on the left is the Overlay Item selection area Overlay Items have Item Types such as Text Timer Graphics File Card Operation and Window theses are used to differentiate the functions and features each type of item can operate Overlay Item Types are selected It
8. VoverlaxX Realtime Text and Graphics Overlay on Video PCI Express Card User Manual Version 1 0 0 2 Copyright 2014 Inventa Australia Pty Ltd SVideo Input Composite Input E ge i i ae SVideo Output j kh Main Video Output 4 a i ena y ake a 2nd Video Output Meg Steel cat a A Cat ee ae i PCIe Graphics on Video Overlay Card Table of Contents 1 Main Features amp Functions wenn neen nn neeeeee 2 2 Package Contents natant eee enen nen 2 3 Minimum System Requirement gt o seeme 2 4 Hardware Installation gt gt o eee 3 5 Software Installation gt O aeee 3 6 Starting the Software O eeaeee 4 7 Operate VoverlaX Card gt O aeee 4 7 1 Generic Operations gt OOOO sesse 5 7 2 Overlay Items 2 eeaeee 6 7 2 1 Text Overlay Item wenn eenn enna enna nnens 7 7 2 2 Timer Overlay Item ween anna enna anne 9 7 2 3 Graphics File Overlay Item e 10 7 2 4 Card Operation Overlay Item 12 7 2 5 Window Overlay Item i wenn anna enna nnene 13 7 3 Overlay Item List 2 2 2 seeen 14 7 4 Using Multiple VoverlaX Cards wna n nnn nnnnnnen nee 14 Support 2 ete 15 9 Source Code 2 eee 15 VoverlaX User Manual Page Version 1 0 0 2 Main Features amp Functions VoverlaX is a Realtime Text amp Graphics on Video Overlay Card with many features amp functions Realtime overlay superior quality PC generated text graphics and video on incoming video sig
9. al Alpha Start value The VoverlaX User Manual Page 7 Version 1 0 0 2 Alpha Duration below AlphaBk field controls how long this Alpha Start lt gt Alpha End visibility change will last a zero duration means the changes will last forever until being cancelled specifically e g by pressing the Stop button 2 X Y Location Change Setting the X1 Y1 and X2 Y2 values different will cause the text to move horizontally or vertically in the increment of Move Step value every Interval time for Duration period zero Duration means moving forever until being manually stopped Location Static Displa a Move Stept Pixel Intervalims Duration sec yj o i O Width o Oneway Move a an ENE W Return Move ye 700 yoo Height 0 Text String Horizontally Moving Text cae Static Displ ocanion SE EN Move Stept Pixel Intervalims Durationisec 1120 Yi 7 a E Oneway Move EI W Return Move sz 20 Y2 sO Height 0 Text String Vertically Moving Text The Oneway Move and Return Move check boxes control if the movement will repeat when reaching the X2 Y2 position As shown in the following examples the AlphaBk value controls the visibility of the text s surrounding background colour when the BkMode is Opaque and the Transparent CheckBox is cleared a seh te mi A ya a The text Font Name Font Point Foreground Colour Background C
10. be selected and changed Appropriately combining these parameters text with numerous different displaying features can be output on external TV overlaid over the incoming video or by themselves without incoming video For example the settings in the previous screenshot will create a blinking text Blink blinking every half a second while slowly moving across the top of the video screen The following settings Ne fea ae is set to 126 will create a word Blink with half transparent background colour Overlay Item ar Er Alpha Start 255 Alpha End Jess Alpha Rotate AlphaBk 126 Item Type Text x E Step 0 Intervalims t ifo Durationisec E Font Mame a Times Wew Roman Foreground Colour Background Colour BkGr Mode Opaque A t Point 30 Transparent As shown in the screenshot the Text Overlay Item has two time changing parameter sets 1 Alpha Start amp Alpha End Change Setting these parameters to different values and giving some values to the Alpha Step Interval parameters will cause the displayed text to have a changing visibility every Interval time in Step increment decrement such as gradually fading in or fading out The Alpha Rotate controls when the changing Alpha Start value reaches the Alpha End if it will gradually change back from the Alpha End to Alpha Start in Step increment decrement or it will abruptly jump back to the origin
11. e Buffer a i n Second Output Graphics Alpha Second Output Key Second Output Preview Second Output Video Overlay Second Output Video Only sync Ext Composite Sync Ext SVideo Sync Int Clock Card Operation Overlay Item operates the VoverlaX card directly normally without involving any PC generated graphics data except in the Overlay Area Set Colour operation if the Transparent checkbox is not ticked the Foreground Colour will be used to fill all the area s pixels if the Transparent checkbox is ticked then the Foreground Colour will be used to fill the area s pixels that have colours different from the Transparency Colour Also in this Overlay Area Set Colour card operation if the Transparent is ticked and the Move Step and Interval fields have values the area s alpha and colour value setting will take place gradually if the MoveStep has a positive value the gradual alpha and colour change will happen from left to VoverlaX User Manual Page 12 Version 1 0 0 2 right within the specified area X1 Y1 X1 Width Y1 Height in MoveStep pixels every Interval mille second while if the MoveStep is negative the gradual alpha and colour change will take place from top towards the bottom within the specified area X1 Y1 X1 Width Y1 Height in MoveStep pixels every Interval mille second The Restore Default Setup item will restore all IC register values back to card ini
12. em Type through the Item Type Combo box Each time a different Item Type is selected specific buttons and combobox etc controls relevant to that Item Type will be displayed VoverlaX User Manual Page 6 Version 1 0 0 2 Pressing the Display button l between the Overlay Item and Overlay Item List areas will display the currently selected Overlay Item s contents onto the video output ports immediately e g when Clear All Card Operation Item 5rd operation button will clear all overlay contents on all the video output ports is selected pressing Display Pressing the Stop button _ 50 wi stop the displaying Clicking the Clear All Overlay button L current VoverlaX card will erase all the displayed overlays on the 7 2 1 Text Overlay Item Se ee Alpha Start 255 Alpha End 255 Alpha Rotate AlphaBk ia Item Type Text Step 250 Interval ms 500 Duration sec 0 Font Name Times New Roman Foreground Colour Background Colour BkGr Mode Opaque Font Point 80 Transparent ee ee Static Display om o Move Step Pixel Interval ms Duration sec KEIO YL Width 235 neway Move W Return Move j4 220 E xa 400 Yaj Height 121 Text String Blink Unicode Text Overlay Items allow static or moving text to be displayed over incoming video Many parameters inc alpha blending colour font transparency location duration etc can
13. eprom read write Unicode text overlay Colour Change on Rectangle Area etc Multiple PCIe VoverlaX and PCI Voverlay cards can simultaneously install and run in the same PC 2 Package Contents VoverlaX PCIe Card One Installation CD One User Manual One SDK Manual 3 Minimum System Requirement Hardware Intel or AMD CPU based PC one empty 1XPCIe One Lane PCI Express slot Software Microsoft Windows XP Vista or Windows 7 8 32 Bit or 64 Bit Please note running the CSharp exe or VoverlaX VB exe application will need the Microsoft Net Framework 3 5 installed VoverlaX User Manual Page 2 Version 1 0 0 2 4 Hardware Installation Un plug the PC s power cable open PC case locate a free PCIe slot can be of any lane plug in the VoverlaX card and screw it firmly to the back panel Plug in video cables between the external video input output devices and VoverlaX To view the incoming video mixed with overlaid text graphics external TV monitors need to be connected to the output sockets of the VoverlaX card Alternatively video capture cards like Inventa MPEGIOZ2 USBOSDM2 etc can be used to accept video and overlay output signals from VoverlaX 5 Software Installation Software installation has two steps device driver software installation and application software installation 5 1 After hardware installation and PC reboot MS Windows will inform that new hardware is found Found New Hardware Wizard Found New Hardware
14. ext manual start of an item will automatically stop other timer based items previously defined even on another VoverlaX card For example whenever a Timer Overlay Item is started on the currently selected card the previously VoverlaX User Manual Page 14 Version 1 0 0 2 applied Timer item on another VoverlaX card will be automatically stopped To make multiple cards all displaying their own Timer Overlay Items simultaneously the Overlay Item List needs to be used define a Timer for each individual VoverlaX card then click the Add button to add this Timer into the Overlay Item List when all timers for all cards are added to the Overlay Item List click the Select All button below the Overlay Item List ListBox then click Display Selected Items button next to it all VoverlaX cards with Timer defined will start displaying overlaid timer simultaneously 8 Support Technical support is at support inventa com au 9 Source Code The VoverlaX exe software is supplied with full C source code together with the VoverlaX card s SDK A sample VisualBasic application VoverlaX VB exe and a sample C application CSharp exe are also supplied with full source codes all these applications with source codes and their Microsoft VisualStudio project files are under the sre folder on the Setup CD Please note Microsoft Net Framework 3 5 1s required to run the VoverlaX VB exe and CSharp exe VoverlaX User Manual Page 15 Ve
15. gan B AANA 1 giya ew Clear All Overlay Graphics File Items allow graphics files to be displayed over incoming video or by themselves at the output video ports Supported graphics file types are BMP JPG GIF PNG TIF and TGA Apart from the file name selection this item has several new parameters 1 Transparency Colour When Transparent checkbox is ticked the overlay process will not display the pixels from the graphics file whose colour RGB values and the Transparency Colour value have minimum difference that 1s abs Rp Rt abs Gp Gt abs Bp Bt lt TKErrorRange where abs X is the absolute value of X Rp Gp Bp is the RGB value of the pixel on the graphics file Rt Gt Bt is the RGB value of the TransparencyKey Colour TKErrorRange is a value gt zero as supplied on the screen For example when Transparent checkbox is ticked and the Transparency Colour set to blue RGB 0 0 255 a graphics file with people in front of a blue background will be displayed only with the people over the incoming video the blue background becomes invisible achieving in a blue screen effect 2 TKErrorRange This value makes pixels on the graphics file whose colour values and the Transparency Colour value have minimum difference as indicated above to be invisible exposing the underneath video content Setting this value to be larger than zero will be useful when the area to
16. graphics will be shrunk or expanded accordingly Note the current shrunk mechanism does not guarantee a perfect shrunk image with proper colour so when displaying graphics files with dimension larger than the maximum screen resolution 720 X 576 Pixel for PAL 720 X 480 Pixel for NTSC using an external graphics software such as MS Paint or Adobe PhotoShop to shrink them first is recommended Targa graphics files tga will not have their width and height automatically calculated and they can not be shrunk or expanded 7 2 4 Card Operation Overlay Item Setup Voverlax PCle Overlay SDK ver 1 0 0 0 Total Cards 3 Selected Card Card 1 Grab Image Grab Mode Overlay on Vic Sj Overlay Item Alpha Start 255 Alpha End 255 Alpha Rotate Item Type Overlay Card Step g Interval ms g Duration sec oO Foreground Colour Transparency Colour Transparent Location RA PE xi 20 1 20 Width 240 p Pixel In ms KZ o vajo Height 240 Card Operation 2 Area Set Colour Clear Area Input Socket RCA BNC Input Socket SVideo Input Video NTSC Input Video PAL Key Normal Key Reversed Main Output Overlay on Video Main Output Overlay Only Frame Buffer Main Output Overlay Only Graphics Alpha Main Output Video Only Overlay Area Move Overlay Area Set Alpha Overlay Area Set Colour Phase Locking TV Phase Locking WTR Clear All Overlay Restore Default Setup Second Output Fram
17. le clicking the Start bat software on the set up CD there might be a vc 2008 Redistributable installation and a Net Framework 3 5 installation preceding this Wizard window if these two software have not been installed already 5 VoverlaX Welcome to the Voverlax Setup Wizard The installer will guide you through the steps required to install Voverlax on your computer WARNING This computer program is protected by copyright law and international treaties Unauthorized duplication or distribution of this program or any portion of it may result in severe civil or criminal penalties and will be prosecuted to the maximum extent possible under the law Cancel Back then follow the on screen instructions to install the application software 5 4 To remove the installed software run Uninstall exe from the VoverlaX program group 6 Starting the Software After a successful application software installation a VoverlaX E XE shortcut icon Waie wi appear on the Windows desktop Mouse double clicking this icon will start the software The software can also be started from Window s Start gt Program Files gt Inventa gt VoverlaX group 7 Operate VoverlaX Card Once started VoverlaX will display its main window VoverlaX User Manual Page 4 Version 1 0 0 2 ie Inventa PCle Video Overlay Application Action Software Num of PCle Overlay Card Found 1 s i Inventa P
18. nal Incoming Video Output and PC Generated Overlay Display are real time without visual delays 256 Level Alpha blending control on all colour pixels mixed with input video at 720X576 480 resolution Instant on board overlay memory read and write without any delay on outputting video signal Un limited PC generated text graphics and video can be overlaid simultaneously on incoming video Output video with overlaid graphics data is always synchronized with input video Multiple cards up to 32 can be run on the same PC controllable by the same software Full software control on video brightness contrast hue and saturation PAL and NTSC video format software selectable input signal type automatically detected SVideo and Composite Video Input and Output Input Socket software selectable SVideo output main and secondary Composite video output ports Secondary video output port can be separately configured independent of the main video output Output ports can be software configured to display video only video plus overlay overlay only Built in TBC function always provides clear video output even from weak and noisy incoming signal Automatic Video Pass through on BNC sockets at Power Off Colour Adjustment on entire video separate output ports and user definable rectangular area Overlay Text String support for different font colour font name font size and Unicode input Overlay Graphics Files support for BMP JPEG GIF PND TIFF and Targa format Apply
19. olour Background Mode Transparency can all be changed by using the corresponding buttons Note to create Transparent Background text such as ransp p EF the Background Colour must be set to Black RGB 0 0 0 the BkGr Mode must be Opaque and the Transparent checkbox must be cleared If the Background Colour is non black then the resulting text will have a background of Background AS Lad a Colour such as this Background Colour is green VoverlaX User Manual Page 8 Version 1 0 0 2 crac below the Text String field allows typing Unicode characters Chinese Japanese Korean etc as text overlaid on incoming video Ticking the Unicode box 7 2 2 Timer Overlay Item Timer overlay item has similar parameters as Text overlay items except the displayed text is always the current time and date if Display Date checkbox is checked The setting in the screen shot below displays a one second interval timer at 20 0 position with transparent background Background Colour must be Black that will run forever until being stopped manually since Duration is zero Overlay Them 4lpha Start 255 Alpha End 255 Alpha Rotate AlphaBk 1 Item Type Timer Step T Intervalirnis 4 0 Duration sec fr Font Mame Times New Roman Foreground Colour Background Colour Blase Mode Opaque Font Point 80 Transparent Display MS Display Date j Display FN Loca
20. rlay Items so that they can be displayed simultaneously on external TV or they can be saved as files for later repeated use Pressing the Add or Delete button in the middle of the screen will add or delete items into or from the Overlay Item List box while with one item selected in the list box pressing MoveUp or MoveDown button will change the selected item s position in the list When some items have been selected in the Item List box pressing the Display Selected Items button will display these items contents on the video output ports in the order of their positions in the list box Overlay Item List Total Items 4 Display i Text at 0 0 very First Line Dura 0 Alpha 255 Window at 0 0 Handle 133580 Class VideoRende Add Delete Movellp MoveDown Stop Select All Deselect All Pressing the Stop button will stop the displaying LEE The Save and Open buttons are used to save the items inside the item list box if any to files and to load a file s contents back into the Item List Box when loading from an item list file items already in the list box will be cleared 7 4 Using Multiple VoverlaX Cards To operate multiple 2 32 VoverlaX cards on the same PC select each card s number from the Selected Card Combo box first card is 0 then apply any operation on this card When using timer based overlay items such as Timer or moving t
21. rsion 1 0 0 2
22. s file with red text ABCD in front of a white background and Transparency Colour is white Alpha Start Alpha End are 128 in Ap oa at AA 1 Transparent and Clear Old Overlay Value Ticked 2 Transparent Ticked Clear Old Overlay Value Cleared OOOI 4 Raster Operation This controls how the pixels of the graphics file will be combined with the overlay pixels already being displayed on the same position by previous Overlay operations if there is any SRCCOPY means the new pixels completely replace the original pixel SRCAND means the new pixels do logical AND with the original pixels the BLACKNESS means display black at the positions etc Alpha change X Y change duration etc parameters have the same meaning as in Text and Timer items Graphics File Item has no AlphaBk parameter since it has not background colour VoverlaX User Manual Page 11 Version 1 0 0 2 Each time a non targa not tga graphics file 1s loaded its width and height are automatically loaded into the Location 1 320 1 300 Width 381 ran o yao Height 366 Width and Height fields ual When displaying a graphics file item using these width and height or making these two fields all zeroes will put the graphics exactly as their original width and height in pixels onto the external TV If supplying a width or height different from the graphics file s original width and height the displayed
23. single or a range of Transparency Colours on Graphics Files to realize Blue Screen effect Overlay Timer support for time date mille second frame number Overlay Card Operation support for instant screen clear area alpha change port I O selection etc Overlay Windows support for constantly displaying any window s content to external TV amp VCR Constant Alpha Channel Value Change under software control for timing and increment Horizontal and Vertical Moving Text amp Graphics Overlay with software configurable steps and times Instant Overlay Display to external TV from any combination of overlay items constructed amp loaded Save and Open Overlay Item List Files for repeated use of complicated overlay schemes and patterns Individual Colour Bar Display on Main and Secondary Output Ports Full SDK for Software Development inc full C VB C source codes of fully functioning executables Hardware wise VoverlaX card is an improved version of its PCI counterpart Voverlay Host Interface is 1 Lane PCI Express instead of PCI PCB Dimension is smaller at 101mm H x 132mm L Voverlay is 102mm x 160mm Main Output and ae Output ports now use the same higher quality encoder IC The software also has some improvement as listed at Section 6 5 of the VoverlaX SDK User Manual which lead to new capabilities such as Colour Bar display Automatic Detection of incoming signal type direct SDK access to decoder encoder IC register on PCB e
24. tial values Changes made by Card Operation will be remembered internally by the VoverlaX card even between PC power down and power up 7 2 5 Window Overlay Item Overlay Item Alpha Start 255 Alpha End 255 Alpha Rotate Item Type Window Step 0 Intervalims j 0 Duration sec a TKErrorRange Transparency Colour fy Transparent o Location Duration sec 4 xio vafo Width 565 m a nzi 0 ya 0 Height 400 i Clear Old Overlay Value Raster Operation SRCCOPY Window Handle O212D2 Class Mame VLC Direct video Title Rook Window Class Name wcWindowlassNR Title WLC media player i Client Area Only Pause Time ms g Window Content Static W E Exit E Get 4 Window Handle Window Overlay Item allows any window on the desktop top to be displayed at video output ports in front of the incoming video or by itself This is useful to create a Video in Video result on TV or display a live animation to external TV etc The window selection is through a window s handle or its class name title or its root window s class name and title Pressing the Get A Window Handle button _Get A Window Hande once then move the mouse cursor now changed to I Beam shape to any window and single click that window that clicked window s handle class name title and root window s class name title values will be copied into the corresponding fields Window Handle o209CC Class Name
25. tion xiij 20 vii 0 Width 0 E va 22 21 0 Height 0 Erase Prey Timer Timer Interval ms 1000 5 0542 The Erase Prev Timer checkbox controls 1f to clear the previously displayed timer 1f any when the current timer item is displayed Note when a new Timer is defined and the Display button is clicked any previously defined Timer will be automatically stopped since one VoverlaX card can only display one Timer at any time Duration sec 1 Similar as the Display Date checkbox the Display MS controls if the Mille Second will be displayed while the Display FN controls if the incoming video s Frame Number will be displayed The Font and Alpha parameters have the same effects for the Timer Items as for the Text Item but the Timer Item will not move its X Y location as the Text Item VoverlaX User Manual Page 9 Version 1 0 0 2 7 2 3 Graphics File Overlay Item ow ia uiz a a ary 1 Alpha Start 255 Alpha End 255 alpha Rotate a Item Type Graphics File o P OP O Step 0 Intervals o Durationisec 1 0 ERT wog Eih TKErrorRange Transparency Colour W Transparent 2 Overlay Item j F Static Displ poean i Doo Duration sec x1 0 Y1 o v Width 565 J Oneway Move pm E Return Move 0 e 0 vafo Height 400 File Mame C ABC Red on White JPG W Clear Old ore value Raster Operation JE Souhe
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