Changes for page Video Capture of Computer Screens
Last modified by Drunk Monkey on 2024-10-09 05:32
From version
26.1


edited by Drunk Monkey
on 2022-01-27 16:23
on 2022-01-27 16:23
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To version
22.1


edited by Drunk Monkey
on 2022-01-27 15:27
on 2022-01-27 15:27
Change comment:
There is no comment for this version
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... ... @@ -60,7 +60,10 @@ 60 60 [[image:image-20220127232635-16.png]] 61 61 \\If you get an error like this, either you typed in the command incorrectly (as I did in the following example) or you did not configured your user path correctly and you have to go back and correct it 62 62 [[image:image-20220127232731-17.png]] 63 -\\You are now ready to capture video 63 + 64 +1. 65 + 66 +In newer 64 64 ))) 65 65 66 66 (% class="col-xs-12 col-xs-6" %) ... ... @@ -72,49 +72,7 @@ 72 72 ))) 73 73 ))) 74 74 75 ----- 76 76 77 77 == Video Capture == 78 78 79 79 ---- 80 - 81 -(% class="row" %) 82 -((( 83 -(% class="col-xs-12 col-xs-6" style="border-right:black solid 1px;" %) 84 -((( 85 -=== Windows Video Capture === 86 - 87 -Open a command window, and run the following commands: 88 - 89 ->(% style="font-size:14px" %)cd Desktop 90 ->(% style="font-size:14px" %)ffmpeg -f gdigrab -t 6 -draw_mouse 1 -framerate 60 -i desktop -c:v libx264rgb -crf 0 -preset ultrafast screenCapture.mkv 91 - 92 -(% style="font-size:14px" %)This will create a video file called "screenCapture.mkv" on your desktop that you can replay using VLC Media Player. 93 - 94 -(% style="font-size:14px" %)The parameters to the ffmpeg command have the following meaning 95 - 96 -(% class="min" %) 97 -|-f gdigrab|gdigrab is the windows framebuffer, where the screen is stored 98 -|-t 6|capture 6 seconds of video and exit. 3600 = 1 hour, 14400 = 4 hours 99 -|-draw_mouse 1|capture the mouse pointer 100 -|-i desktop|capture the entire desktop - remember to maximize your window 101 -|-c:v libx264rgb|this video encoder will preserve the rgb color values losslessly 102 -|-crf 0|lossless compression 103 -|-preset ultrafast|save the data as quickly as possible, don't waste too much time compressing the data 104 - 105 -If you want to save the for long term storage, you can losslessly compress the file even further with the following command 106 - 107 ->(% style="font-size:14px" %)fmpeg -i screenCapture.mkv -c:v libx264rgb -crf 0 -preset veryslow screenCaptureS.mkv 108 - 109 -It'll take a while, but it will create a video file that should be less than half the size of the original. 110 -))) 111 - 112 -(% class="col-xs-12 col-xs-6" %) 113 -((( 114 -=== Mac Video Capture === 115 - 116 -sfasd 117 - 118 -asdfasdf 119 -))) 120 -)))