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 Post subject: run cmd line prompt from Opus
PostPosted: December 22nd, 2018, 7:45 am 
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Joined: December 1st, 2016, 5:33 pm
Posts: 14
Hi, I want to run an ffmpeg function which is a normal command line function from Opus when I click on a button. For instance when I click a button this is run <ffmpeg -i C:\ffmpeg\surf\Surf_Test3.mov -vf framestep=12,setpts=N/FRAME_RATE/TB C:\tmp\webber\surf%d.png>

I have spent some time looking at the scripting and can get the command line up, it just doesn't then automatically have the ffmpeg line loaded and run.

Any help would be very welcome.

thanks
Stuart


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 Post subject: Re: run cmd line prompt from Opus
PostPosted: December 22nd, 2018, 10:26 pm 
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Joined: December 1st, 2016, 5:33 pm
Posts: 14
Well, I got it to work by using the Launch File action and putting the ffmpeg code -i C:\ffmpeg\surf\Surf_Test3.mov -vf framestep=12,setpts=N/FRAME_RATE/TB C:\tmp\webber\surf%d.png into the option/parameter.

Still would be interested whether this can be done in scripting though.

What I want is to have that after the video has played (ie Surf_Test3.mov) as a variable so that when new video or camera feed is active image snapshots can be extracted and stored in their own folder.


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 Post subject: Re: run cmd line prompt from Opus
PostPosted: December 23rd, 2018, 1:24 am 
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Joined: December 1st, 2016, 5:33 pm
Posts: 14
what ever you do, do not miss one little backslash. this works for those that may be interested

var Fname = "c:\\ffmpeg\\bin\\ffmpeg.exe"
var Params = " -i C:\\ffmpeg\\surf\\Surf_Test3.mov -vf framestep=12,setpts=N/FRAME_RATE/TB C:\\tmp\\webber\\surf%d.png"
LaunchFile(Fname,Params)


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