ffmpeg - how to set effect on video in android programmatically? -

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i have video save in sdcard, want apply effect black , white , etc. it's functionality editing in video in photo editor or video editor applications.

now want functionality in android programmatically? when user choose black , white color in option should response , change effect of our video , save sdcard.

i have find solution like,

https://github.com/krazykira/videffects

but has not save functionality of video , if go through in "ffmpeg" library not responding quickly?

how can change effect of video , save video in sdcard?

thank you

this link have lot of information regarding ffmpeg , have used in alot of projects use source , ask question on forum regarding ffmpeg surely answers asap

and command greyscale effect on video black & white filter (gray scale):

commandstr = "ffmpeg -y -i /sdcard/videokit/in.mp4 -strict experimental -vf hue=s=0 -vcodec mpeg4 -b 2097152 -s 320x240 -r 30 /sdcard/videokit/out.mp4";


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