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G804 User Guide                                                                                                          Document: G804-3 
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G804 Quad Channel Edge Blender User Guide 

 
 
 

 

 

 

 

 

 

 

 

 

The absolute opposite of ordinary

 

 

 

Max. Input: 4096*2160 @60Hz 4:4:4 

Max. Output: 2048*1080 @60Hz 4:4:4 

New generation Warp & Edge blending 

Full functions in one box, simple, reliable 

No PC required 

Summary of Contents for G804

Page 1: ...0 G804 Quad Channel Edge Blender User Guide The absolute opposite of ordinary Max Input 4096 2160 60Hz 4 4 4 Max Output 2048 1080 60Hz 4 4 4 New generation Warp Edge blending Full functions in one box...

Page 2: ...ine overlap region size and pixels 17 3 3 Relation between Overlap pixels and geometry alignment accuracy 17 3 4 Get installation data from VNS Excel Spread Sheet 19 3 5 Apply Spread Sheet data for pr...

Page 3: ...fine tuning 50 8 Save Load system settings 51 9 Multiple unit applications 52 9 1 System connection in multiple unit edge blending 52 9 2 Content overlap setting issue 53 9 3 Convenient setting in mu...

Page 4: ...assume responsibility for consequential damages expenses or loss of revenue inconvenience or interruption in operation experienced by the customer Warranty service shall not automatically extend the...

Page 5: ...GB gamma correction for edge blending region color fine tune individual color correction for each output color uniformity and 9 regions non edge blending area black level uplift are also standard func...

Page 6: ...emote controller Manual geometry alignment up to 9 5 grid patterns with H _ 1200 pixels and V _1200 adjustment range in full HD output 4 corner warp adjustment 5 Gwarp3 PC tool is available for warp a...

Page 7: ...le 2 Operation temperature 0 45 C Relative humidity 10 90 non condensing 3 Replace high price projector with low cost projector and achieve the same functionality 4 Full function OSD by IR remote cont...

Page 8: ...signal User needs to connect one Loop out signal to the second processing module HDMI input port while executing quad channel edge blending or more unit cascade application User can select different i...

Page 9: ...utput ports are properly connected LED indicator on the front panel will show up If any of the LED in CH 1 CH 4 is not lighted up please check the input output connection and cable 2 3 Input Output se...

Page 10: ...ut port for each output channel 2 3 2 Output resolution selection User needs to select output resolution in each processing module separately The output resolution selection will apply to both output...

Page 11: ...image To ensure all cables are connected correctly it is recommended to use locking cables Complete edge blending system should be connected to one power Distribution Box with proper grounding Power...

Page 12: ...video display If loop out port is not connected user can connect to a monitor for signal source monitoring purpose HDMI Loop Out port is for daisy chain connection It is not an input port 2 6 System s...

Page 13: ...again to let PC detect G804 network system Gwarp3 PC Tool is another web tool that has full function for system settings and operation It can also update Firmware or MCU code Gwarp3 can be downloaded...

Page 14: ...Full Screen mode Otherwise there may be abnormal display in some input timing System Information Channel selection OSD Menu operation keypads Input source selection Output resolution selection Power o...

Page 15: ...ndent RGB color adjustment Picture can execute below color adjustment for each processing channel When input is 4 2 2 video Brightness Contrast Hue Saturation Sharpness When input is RGB 4 4 4 Brightn...

Page 16: ...nce To press MENU key for 5 seconds again it will unlock OSD and user can manipulate the OSD again 2 12 System synchronization When the system uses multiple projectors the image should be synchronized...

Page 17: ...t Disable during system setup to save setup time After finishing system settings user needs to switch back to Normal Otherwise it is possible to have some frame tear or synchronization issue in the ou...

Page 18: ...number should be determined based on the required screen size and the projector model used Under the same screen width if higher image is required then the overlap region will be also increased Reaso...

Page 19: ...justing points in projector A B will be at the same position in overlap region If the overlap is 256 pixels 25 in XGA resolution total adjusting points in overlap region are 3 5 15 The adjusting point...

Page 20: ...xibility 352 608 832 224 256 384 416 544 576 192 320 448 576 3 4 Get installation data from Excel Spread Sheet VNS can provide an Excel Spread Sheet for user to calculate necessary installation data f...

Page 21: ...l resolution to set EDID It is suggested to select the same vertical resolution 800 as projector native resolution to get the best result Installation distance 3m 4 25m It is calculated from throw rat...

Page 22: ...mage location for each projector Using laser Level tool and mark the locations for each projector with paper tape including 4 borders and center line of the screen The paper tape shall not damage the...

Page 23: ...other channel while one channel is connected with HDMI port Select output resolution to be the same as projector native display resolution It will apply to two channels at the same time Connect with a...

Page 24: ...jector RGB points are not at the same location It will cause position deviation Please recheck with White grid pattern for final result User can see geometry adjusting value when select Background OSD...

Page 25: ...grids from adjacent projector to stack together If user selects a grid size of 31x31 then user can keep 186 pixels 6 grids as overlap pixels Below is the OSD menu for the selection of grid size 4 3 Ge...

Page 26: ...e all GeoBox User can execute simultaneous control for all GeoBox 851 activate only ID 1 GeoBox for further control 852 activate only ID 2 GeoBox for further control Each channel should execute geomet...

Page 27: ...and draw the corners to pre marked locations If no pre marked location please use 2x2 alignment to let the image in each projector with the same horizontal position and also let the vertical borders w...

Page 28: ...to align the grids near center overlap region with good stacking It allows small image shift in both sides of the overlap region because edge blending will reduce the effect for the mis alignment in...

Page 29: ...size will continuously change the grid size at the center will be bigger than both sides Ultra short throw projector will be more serious This function is mainly designed to correct this kind of grid...

Page 30: ...e horizontal and vertical corner alignment User can select either horizontal or vertical alignment at one time This function can co exist with edge blending function but not warp function The image po...

Page 31: ...G804 User Guide Document G804 3 30 Example A Single projector application...

Page 32: ...is used user can only input the signal from VGA or DP port in the 1st channel and connect the output to HDMI input port in the 2nd channel to implement Corner wall adjustment on curved screen There w...

Page 33: ...tant for after service and while changing lamp to return the image to original position 5 Video Wall setting After geometry alignment it is required to crop the image and assign to each projector Each...

Page 34: ...ontal and vertical directions from single input source Use Pan to determine the location of each split image in both horizontal and vertical directions Default setting Horizontal Pan 1 Vertical Pan 1...

Page 35: ...e size After cropping user can shift image position at H V directions without changing image size Usually it is for video wall application to fine tune image position In projector edge blending applic...

Page 36: ...Gamma select correct gamma for overlapped area and Offset compensation area to eliminate banding effect Corner to do precise Offset location alignment Offset to do black level uplift in non overlapped...

Page 37: ...ging aspect ratio It can execute curved edge mask up to maximum 500 pixels after geometry alignment 6 3 Gamma Color correction in edge blending area Different projectors may have different gamma curve...

Page 38: ...tions may change gamma curve based on the content and affect final edge blending image quality Offset gamma adjustment can be served as a tool to compensate the brightness difference between two proje...

Page 39: ...ojector will have higher contrast ratio with better result Laser projector has high contrast ratio with accurate color and gamma setting and is suitable for edge blending Corner function is to do accu...

Page 40: ...ccurate location for color compensation If RGB value is set to zero the background color will remain the same as not adjusted 6 4 2 Corner Adjust the correct location for black level uplift by Corner...

Page 41: ...lift areas through above method It can show different colors with different shape of the borders Maximum adjusting area is nine 6 5 Color Individual projector white balance and color correction The Co...

Page 42: ...p to 500 pixels The image mask location will follow the image position after geometry alignment Edge Mask There are 8 control points for edge mask When user moves the position for each control point i...

Page 43: ...ixels in H V directions The adjusting range for Shift is based on the image position after geometry alignment and the range for Mask is calculated from the original edge position before geometry align...

Page 44: ...be fixed by signal manipulation The only way is to raise the black level in none overlap area through Offset menu GeoBox edge blending gamma setting range is from 0 9 3 0 and default setting is 2 2 g...

Page 45: ...different reflection intensity 7 Example for 3 projector edge blending procedures 7 1 Get detailed edge blending information through VNS Excel Spread Sheet 7 1 1 Assumption Required image size screen...

Page 46: ...7 Projector RH LH edge 197 The final luminance is 819 Lux It will be enough for inside room environment 7 2 Mark image location and install the projectors After Excel Spread Sheet calculation user can...

Page 47: ...LP Brilliant color adjustment Disable Auto Keystone function Select a Display Mode with 2 2 gamma curve will reduce the color difference in overlap area If necessary please choose a Display Mode with...

Page 48: ...ow grid patterns in all projectors Press Pattern key again will change grid color To set two different pattern colors in adjacent projectors will be more convenient during geometry alignment If user f...

Page 49: ...ometry alignment and fine tune 9x5 warp function has Linearity Grid Line adjustment function for smooth the grid size on curved screen After finish the alignment user can use 2x2 for complete image po...

Page 50: ...projector LH edge Below is overlap value calculated from VNS Excel under below condition Input 3840 800 Output 1280 800 Overlap pixels 256 Projectors 3 Horizontal Overlap value Projector 1 RH edge 19...

Page 51: ...edge RED and GREEN indicating lines will appear when increase edge blending pixels User needs to adjust the color indicating lines to match together green to green red to red and will see the final re...

Page 52: ...ing through IR remote controller WebGui or Gwarp3 Five different display settings can be saved to Profile The data stored in Profile include EDID setting input source output resolution color settings...

Page 53: ...4 processing modules Each G804 has two processing modules User can control G804 through Ethernet USB or remote controller IF GeoBox is installed in control room Ethernet control through WiFi will be t...

Page 54: ...s and each section is played back by one PC or media player These PC or media player needs to be synchronized GeoBox can crop the right overlap pixel inside one content for each projector but not for...

Page 55: ...d be able to set overlap pixel up to 25 of the output resolution among the outputs User can use similar function cards as Matrox TripleHead 2 Go ATI Display Group NVidia SLI Surround or NVidia Mosaic...

Page 56: ...will be flashing in the locked unit and only ID 1 can be operated through OSD menu Press 853 all the box OSD will be locked except ID 3 The LED light will be flashing in the locked unit and only ID 3...

Page 57: ...ui is embedded inside G804 Once user connects G804 with PC through Ethernet user can access WebGui and execute all operation similar to OSD menu through Virtual Keys and OSD Menu No PC or appropriate...

Page 58: ...address 11 Advanced applications and settings 11 1 Immersive display with multiple projectors User can use multiple projectors to execute Corner Wall display with the images from different projectors...

Page 59: ...by coordinate W1 is from 0 to 914 W2 is from 914 to 2743 914 1829 W3 is from 2743 to 3840 11 1 4 Video Wall settings User can set different Video Wall Zoom value for each projector separately We assu...

Page 60: ...PJ3 Video wall setting Zoom H 4 V 1 Pan H 3 V 1 The standard coordinate after Zoom setting will be from 1920 960 2 1920 to 2880 960 3 2880 Overlap value will be Left Edge 1920 1742 5 177 5 actual 177...

Page 61: ...r Image Properties 11 3 Flexible display When edge blending is implemented the image aspect ratio will be changed If the content has the same aspect ratio as the screen the system can be setup to show...

Page 62: ...necessary user can use Overlap function under Video Wall to adjust image aspect ratio This function can also let the image in overlap area apart from each other without change geometry alignment Howe...

Page 63: ...has the same scaling factor In two projector edge blending when user adjusts horizontal aspect ratio user needs to change Video wall Overlap value with the same number in both projectors until getting...

Page 64: ...eoBox EDID resolution setting and require customized output setting from display card Pay attention to image rotation limitations in input signal resolution G804 doesn t have image rotation function w...

Page 65: ...e controller Options Setting Profile Load via remote controller 12 2 3 OSD Command Execution in each processing module Below command will be applied to 2 channels in the same module at the same time I...

Page 66: ...User can ultilize different EDID setting to change signal source timing and get different output aspect ratio Use can select different EDID directly from OSD list or use Customize function to create N...

Page 67: ...on doesn t need to change 12 5 System Standby and Automatically Turn Off Output Signal Options Accessibility Standby Time If set Standby Time at 60 the system will get into Standby Mode after 60 secon...

Page 68: ...and DP input are selected then only HDMI audio will be selected as audio output 13 Trouble Shooting 13 1 Front Panel LED indicators User should see Input Output LED lights in each channel If no light...

Page 69: ...ression technology resulting in lower quality or image is not smooth LAG If the use of H 264 H 265 compressed files please select a player with hardware decoding to get smooth video quality If the inp...

Page 70: ...nd Sharpness three items under Picture menu can be executed If the input is 4 2 2 video source all the items are functional When implement Corner Wall alignment other geometry functions will be not fu...

Page 71: ...swift response Sink device projector type and model number Screen details or specific application details GeoBox model No and series No Details of the signal source and the resolution Press Info key t...

Page 72: ...effective upon the first delivery date to the end customer and are non transferable Warranty period extension is available up to 5 years through paying extra charges 15 4 Maintenance and Repair Apart...

Page 73: ...hroma sampling 30 Color bits 12 bit RGB gamma CLUT Support sRGB xvYCC color processing 8 10 12 bit deep color System settings can be stored and backup Selectable grid pattern size from 8 100 pixels in...

Page 74: ...G804 User Guide Document G804 3 73 Revision History Revision Date Originator Comments V1 0 2018 12 30 Steve Wang First version...

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