Changes between Version 14 and Version 15 of FancyFilteringExamples


Ignore:
Timestamp:
Sep 29, 2013, 4:25:52 AM (3 years ago)
Author:
dericed
Comment:

add waveform example that uses split and overlay to distinguish in and out of broadcast range

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  • FancyFilteringExamples

    v14 v15  
    5151}}} 
    5252 
     53=== waveform === 
     54[[Image(waveform.jpg)]] 
     55 
     56Split the waveform mode of the histogram filter to show broadcast range of the waveform (y values between 16 and 235) in green and out of broadcast range in red. 
     57{{{ 
     58ffplay -i http://download.blender.org/peach/bigbuckbunny_movies/big_buck_bunny_480p_surround-fix.avi  -vf "split[a][b];[a]format=gray,histogram=mode=waveform:waveform_mode=column,vflip,split[c][d];[b]pad=iw:ih+256[padded];[c]geq=g=1:b=1[red];[d]geq=r=1:b=1,crop=in_w:220:0:16[mid];[red][mid]overlay=0:16[wave];[padded][wave]overlay=0:H-h" 
     59}}} 
     60 
    5361== Audio == 
    5462