{"video_id":"0abWMwwCtQw","title":"The DUMBEST Thing About HDMI (EDID)","channel":"Techquickie","show":"Techquickie","published_at":"2021-05-05T14:58:16Z","duration_s":306,"segments":[{"start_s":0.24,"end_s":7.04,"text":"it used to be that trying to hook up something to a tv or monitor was like","speaker":null,"is_sponsor":0},{"start_s":4.4,"end_s":11.04,"text":"dumping garbage onto a truck you'd plug in some analog cables and the tv would","speaker":null,"is_sponsor":0},{"start_s":8.96,"end_s":15.12,"text":"just show whatever it was sent if the picture looked off in some way such as","speaker":null,"is_sponsor":0},{"start_s":13.12,"end_s":19.439,"text":"having weird colors or being the wrong size it was up to the user to","speaker":null,"is_sponsor":0},{"start_s":17.199,"end_s":23.68,"text":"troubleshoot the problem but these days most digital screens and video sources","speaker":null,"is_sponsor":0},{"start_s":21.279,"end_s":29.039,"text":"will support a standard called extended display identification data or edited","speaker":null,"is_sponsor":0},{"start_s":26.8,"end_s":33.6,"text":"the purpose of edit is to allow devices to talk to each other and share","speaker":null,"is_sponsor":0},{"start_s":31.439,"end_s":37.84,"text":"information about their own capabilities so both devices are on the same page the","speaker":null,"is_sponsor":0},{"start_s":36.16,"end_s":42.48,"text":"basic way it works is that when two devices are connected by a protocol that","speaker":null,"is_sponsor":0},{"start_s":40.079,"end_s":47.52,"text":"supports edit such as HDMI or displayport the display will tell the","speaker":null,"is_sponsor":0},{"start_s":44.559,"end_s":51.52,"text":"source device its manufacturer model and supported resolutions and color spaces","speaker":null,"is_sponsor":0},{"start_s":49.6,"end_s":56.16,"text":"the source device will then take this information and output a video signal","speaker":null,"is_sponsor":0},{"start_s":53.44,"end_s":60.96,"text":"which fits those parameters which is part of how auto settings on something","speaker":null,"is_sponsor":0},{"start_s":58.8,"end_s":65.119,"text":"like a game console works once the source receives the edit information","speaker":null,"is_sponsor":0},{"start_s":62.879,"end_s":69.36,"text":"from your screen it can auto magically output the game at the correct","speaker":null,"is_sponsor":0},{"start_s":67.04,"end_s":75.28,"text":"resolution and color space and even enable HDR if appropriate","speaker":null,"is_sponsor":0},{"start_s":72.479,"end_s":79.92,"text":"or at least that's how it's supposed to work like many other things in tech the","speaker":null,"is_sponsor":0},{"start_s":77.759,"end_s":83.119,"text":"addition of processing to make setup more convenient introduces a number of","speaker":null,"is_sponsor":0},{"start_s":82.0,"end_s":88.4,"text":"things that can go wrong one minor annoyance is","speaker":null,"is_sponsor":0},{"start_s":86.32,"end_s":92.72,"text":"because edited data has to be processed at every point in the device chain","speaker":null,"is_sponsor":0},{"start_s":90.479,"end_s":97.52,"text":"you might experience longer delays if you're routing a source device through a","speaker":null,"is_sponsor":0},{"start_s":94.72,"end_s":102.56,"text":"receiver so be prepared for some black screen time when you first turn","speaker":null,"is_sponsor":0},{"start_s":99.36,"end_s":105.36,"text":"everything on but larger issues can also","speaker":null,"is_sponsor":0},{"start_s":102.56,"end_s":109.759,"text":"arise you see because modern interfaces like HDMI feature hot plug support","speaker":null,"is_sponsor":0},{"start_s":107.759,"end_s":114.24,"text":"meaning you can plug or unplug it while the system's running the connector has a","speaker":null,"is_sponsor":0},{"start_s":112.0,"end_s":118.88,"text":"special pin to detect when it's being hot plugged when a device detects a","speaker":null,"is_sponsor":0},{"start_s":116.479,"end_s":124.159,"text":"voltage on the hot plug pin it starts the edited process but sometimes devices","speaker":null,"is_sponsor":0},{"start_s":121.36,"end_s":129.119,"text":"don't read the hot plug signal in the same way as it can be implemented","speaker":null,"is_sponsor":0},{"start_s":126.32,"end_s":134.0,"text":"inconsistently so the edit exchange never happens and as a result you get a","speaker":null,"is_sponsor":0},{"start_s":131.84,"end_s":137.52,"text":"blank screen as one device in the chain may think it's not connected to anything","speaker":null,"is_sponsor":0},{"start_s":136.16,"end_s":141.92,"text":"but even if you're not struggling with your setup completely refusing to work","speaker":null,"is_sponsor":0},{"start_s":140.0,"end_s":147.44,"text":"equipment coming with incorrect edit information coded in is a more common","speaker":null,"is_sponsor":0},{"start_s":144.48,"end_s":153.04,"text":"problem than we'd all like a device like an av receiver might actually be capable","speaker":null,"is_sponsor":0},{"start_s":150.08,"end_s":158.08,"text":"of accepting a surround sound signal yes edit works with audio too but thanks to","speaker":null,"is_sponsor":0},{"start_s":155.599,"end_s":163.12,"text":"bad edit information an attached device like a set-top box or a blu-ray player","speaker":null,"is_sponsor":0},{"start_s":160.8,"end_s":168.0,"text":"might not send it along since that particular receiver doesn't say hey i","speaker":null,"is_sponsor":0},{"start_s":165.44,"end_s":172.239,"text":"can support dolby digital plus frustratingly this is often a firmware","speaker":null,"is_sponsor":0},{"start_s":170.16,"end_s":176.64,"text":"issue caused by programming oversights meaning that a hapless home user can't","speaker":null,"is_sponsor":0},{"start_s":174.879,"end_s":180.64,"text":"just easily fix this on their own and actually a similar","speaker":null,"is_sponsor":0},{"start_s":178.48,"end_s":187.2,"text":"culprit was behind the recent issue in which certain sony tvs couldn't display","speaker":null,"is_sponsor":0},{"start_s":182.879,"end_s":188.72,"text":"a dolby vision signal at 4k at 120 hertz","speaker":null,"is_sponsor":0},{"start_s":187.2,"end_s":193.2,"text":"which of course was disappointing for owners of a gaming pc or an xbox series","speaker":null,"is_sponsor":0},{"start_s":191.12,"end_s":196.64,"text":"x you see edit actually has character limits which appears to keep these","speaker":null,"is_sponsor":0},{"start_s":194.64,"end_s":200.159,"text":"displays from telling the video source what it supports because they just","speaker":null,"is_sponsor":0},{"start_s":198.08,"end_s":204.959,"text":"support so much stuff now other times devices might receive the correct edit","speaker":null,"is_sponsor":0},{"start_s":201.92,"end_s":207.36,"text":"information but not do the correct thing","speaker":null,"is_sponsor":0},{"start_s":204.959,"end_s":211.68,"text":"with it for example a computer plugged into a display knows through the edit","speaker":null,"is_sponsor":0},{"start_s":209.92,"end_s":215.28,"text":"that the display can support a large range of resolutions and a range of","speaker":null,"is_sponsor":0},{"start_s":213.36,"end_s":219.519,"text":"refresh rates but instead of picking the native resolution at the highest refresh","speaker":null,"is_sponsor":0},{"start_s":217.44,"end_s":222.72,"text":"rate possible it might default to something completely different meaning","speaker":null,"is_sponsor":0},{"start_s":221.599,"end_s":227.44,"text":"you have to go into the settings yourself and adjust everything which","speaker":null,"is_sponsor":0},{"start_s":224.64,"end_s":230.879,"text":"kind of defeats the whole point if you're having problems with edith there","speaker":null,"is_sponsor":0},{"start_s":228.959,"end_s":234.64,"text":"are special edit emulators that you can program yourself to ensure the correct","speaker":null,"is_sponsor":0},{"start_s":232.64,"end_s":239.599,"text":"information is being passed along but of course it's often easier simply to take","speaker":null,"is_sponsor":0},{"start_s":237.599,"end_s":243.76,"text":"a minute and check that the settings you can adjust are the way you want them","speaker":null,"is_sponsor":0},{"start_s":242.0,"end_s":247.36,"text":"it's a little annoying that we haven't figured out how to make edit work","speaker":null,"is_sponsor":0},{"start_s":245.599,"end_s":251.84,"text":"correctly without intervention every time but hey we also haven't figured out","speaker":null,"is_sponsor":0},{"start_s":249.2,"end_s":255.28,"text":"how to make self checkouts not totally suck so","speaker":null,"is_sponsor":0},{"start_s":254.159,"end_s":261.28,"text":"here we are so thanks for private internet access for sponsoring this video pie is a tool","speaker":null,"is_sponsor":0},{"start_s":259.04,"end_s":265.28,"text":"that masks your ip address and encrypts traffic on your devices you can combine","speaker":null,"is_sponsor":1},{"start_s":263.44,"end_s":268.4,"text":"it with private browsing tools to even make savvy websites think you're","speaker":null,"is_sponsor":1},{"start_s":266.88,"end_s":273.04,"text":"somewhere else they offer reliable service with over 12 000 servers in 74","speaker":null,"is_sponsor":1},{"start_s":270.8,"end_s":276.479,"text":"countries and no bandwidth caps they have configurable encryption and an","speaker":null,"is_sponsor":1},{"start_s":274.56,"end_s":280.479,"text":"internet kill switch prevents data from leaking should you be involuntarily","speaker":null,"is_sponsor":1},{"start_s":278.4,"end_s":284.639,"text":"disconnected their mace feature blocks requests to known malware and tracking","speaker":null,"is_sponsor":1},{"start_s":282.32,"end_s":288.16,"text":"domains all together so you are safe try it risk free with their seven day money","speaker":null,"is_sponsor":1},{"start_s":286.479,"end_s":292.16,"text":"back guarantee right now they got clients for Windows macOS Android iOS","speaker":null,"is_sponsor":1},{"start_s":290.08,"end_s":296.16,"text":"and Linux to get you connected up to five devices at once you can check them","speaker":null,"is_sponsor":1},{"start_s":293.6,"end_s":299.52,"text":"out at privateinternetaccess.com techweek so thanks for watching guys if","speaker":null,"is_sponsor":1},{"start_s":297.759,"end_s":302.24,"text":"you liked this video hit subscribe give us a thumbs up and be sure to hit us up","speaker":null,"is_sponsor":0},{"start_s":301.04,"end_s":307.28,"text":"in the comments section with your suggestions for topics that we should cover in the future","speaker":null,"is_sponsor":0}],"full_text":"it used to be that trying to hook up something to a tv or monitor was like dumping garbage onto a truck you'd plug in some analog cables and the tv would just show whatever it was sent if the picture looked off in some way such as having weird colors or being the wrong size it was up to the user to troubleshoot the problem but these days most digital screens and video sources will support a standard called extended display identification data or edited the purpose of edit is to allow devices to talk to each other and share information about their own capabilities so both devices are on the same page the basic way it works is that when two devices are connected by a protocol that supports edit such as HDMI or displayport the display will tell the source device its manufacturer model and supported resolutions and color spaces the source device will then take this information and output a video signal which fits those parameters which is part of how auto settings on something like a game console works once the source receives the edit information from your screen it can auto magically output the game at the correct resolution and color space and even enable HDR if appropriate or at least that's how it's supposed to work like many other things in tech the addition of processing to make setup more convenient introduces a number of things that can go wrong one minor annoyance is because edited data has to be processed at every point in the device chain you might experience longer delays if you're routing a source device through a receiver so be prepared for some black screen time when you first turn everything on but larger issues can also arise you see because modern interfaces like HDMI feature hot plug support meaning you can plug or unplug it while the system's running the connector has a special pin to detect when it's being hot plugged when a device detects a voltage on the hot plug pin it starts the edited process but sometimes devices don't read the hot plug signal in the same way as it can be implemented inconsistently so the edit exchange never happens and as a result you get a blank screen as one device in the chain may think it's not connected to anything but even if you're not struggling with your setup completely refusing to work equipment coming with incorrect edit information coded in is a more common problem than we'd all like a device like an av receiver might actually be capable of accepting a surround sound signal yes edit works with audio too but thanks to bad edit information an attached device like a set-top box or a blu-ray player might not send it along since that particular receiver doesn't say hey i can support dolby digital plus frustratingly this is often a firmware issue caused by programming oversights meaning that a hapless home user can't just easily fix this on their own and actually a similar culprit was behind the recent issue in which certain sony tvs couldn't display a dolby vision signal at 4k at 120 hertz which of course was disappointing for owners of a gaming pc or an xbox series x you see edit actually has character limits which appears to keep these displays from telling the video source what it supports because they just support so much stuff now other times devices might receive the correct edit information but not do the correct thing with it for example a computer plugged into a display knows through the edit that the display can support a large range of resolutions and a range of refresh rates but instead of picking the native resolution at the highest refresh rate possible it might default to something completely different meaning you have to go into the settings yourself and adjust everything which kind of defeats the whole point if you're having problems with edith there are special edit emulators that you can program yourself to ensure the correct information is being passed along but of course it's often easier simply to take a minute and check that the settings you can adjust are the way you want them it's a little annoying that we haven't figured out how to make edit work correctly without intervention every time but hey we also haven't figured out how to make self checkouts not totally suck so here we are so thanks for private internet access for sponsoring this video pie is a tool that masks your ip address and encrypts traffic on your devices you can combine it with private browsing tools to even make savvy websites think you're somewhere else they offer reliable service with over 12 000 servers in 74 countries and no bandwidth caps they have configurable encryption and an internet kill switch prevents data from leaking should you be involuntarily disconnected their mace feature blocks requests to known malware and tracking domains all together so you are safe try it risk free with their seven day money back guarantee right now they got clients for Windows macOS Android iOS and Linux to get you connected up to five devices at once you can check them out at privateinternetaccess.com techweek so thanks for watching guys if you liked this video hit subscribe give us a thumbs up and be sure to hit us up in the comments section with your suggestions for topics that we should cover in the future"}