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MIT 6 111 - Newscasting

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6.111 Newscasting6.111 NewscastingObinna AnyanwuObinna AnyanwuJyotsna VenkataramananJyotsna VenkataramananOverviewOverviewAim: To create a do-it-yourself newscastAim: To create a do-it-yourself newscastBlock diagramBlock diagramDivision of LaborDivision of LaborObinna:Obinna:Input Input Video ProcessingVideo ProcessingJyotsna:Jyotsna:ControlControlOutputOutputInputInput Generation of the NTSC-decoder chip initialization signalsGeneration of YCrCb dataGeneration of vertical and horizontal synchronization signalsVideo ProcessingVideo ProcessingImage Composition module generates the composite video signal to be outputChroma keying is commonly known as blue screeningControlControlAllows user to take pictures and stores these in Allows user to take pictures and stores these in memorymemoryAllows the user to switch between picturesAllows the user to switch between picturesAllows input of text directly into screenAllows input of text directly into screenOutputOutputOutput is finally displayed onto a VGA Output is finally displayed onto a VGA monitormonitorSignals from the image composition block Signals from the image composition block go to the ADV7125 Video DAC.go to the ADV7125 Video DAC.ImprovementsImprovementsSecond camera to allow real-time feedSecond camera to allow real-time feedMultiple display optionsMultiple display optionsAdding a graphical interfaceAdding a graphical interfaceTimelineTimeline11/1611/16Input module Input module ycrcb to rgb convycrcb to rgb conv11/2311/23Address generation moduleAddress generation moduleText display moduleText display moduleConversion modulesConversion modulesImage composition moduleImage composition module11/3011/30Display FSMDisplay FSMOutput moduleOutput moduleVideo BufferingVideo Buffering12/0712/07Working prototypeWorking


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MIT 6 111 - Newscasting

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