Swen-Peter Ekkebus ekkebus

## ffmpeg-make-visulatsation.md

      
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                ekkebus
                / ffmpeg-make-visulatsation.md
            
            
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              May 24, 2021 10:08
            
              
                FFMPEG transparent audio wave visulatsation on background image
              
          
    ffmpeg -y -i input.mp3 -loop 1 -i background.png -filter_complex "[0:a]showwaves=s=1520x200:mode=line:colors=Red:draw=full,colorchannelmixer=1:0:0:0:0:1:0:0:0:0:1:0:1:1:1:0[v];[1:v][v]overlay=200:900[outv]" -map "[outv]" -pix_fmt yuv420p -map 0:a -c:v libx264 -c:a copy -shortest output-audio-visualisation.mp4

  
## ffmpeg-make-frequency-visulatsation.md

      
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                ekkebus
                / ffmpeg-make-frequency-visulatsation.md
            
            
              Created
              April 30, 2020 13:08
            
              
                FFMPEG transparent audio wave visulatsation on background image (Audio Library like)
              
          
    ffmpeg -y -i input.mp3 -loop 1 -i background.png -filter_complex "[0:a]showfreqs=s=1920x300:colors=#ffffff:win_size=4096:win_func=hanning:fscale=lin[v];[1:v][v]overlay=0:780[outv]" -map "[outv]" -pix_fmt yuv420p -map 0:a -c:v libx264 -c:a copy -shortest output-audio-frequency-visualisation.mp4

  
## ffmpeg-slide-show-with-frequency-visualisation.md

      
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                ekkebus
                / ffmpeg-slide-show-with-frequency-visualisation.md
            
            
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              May 12, 2020 17:10
            
              
                FFMPEG slideshow with a visualized background music and image overlay
              
          
    magick convert "input*.jpg" -auto-orient -gravity center -crop 16:9 +repage -resize 1920x1080 -background Black -gravity center -extent 1920x1080 -scene 1 "slides\image_%%03d.png"
ffmpeg -y -i input.mp3 -start_number 1 -i "slides\image_%%03d.png" -loop 1 -i slideshow-overlay.png -filter_complex "[0:a]showwaves=s=1920x800:mode=cline:colors=#ffffff|#56bfac:draw=full,colorchannelmixer=1:0:0:0:0:1:0:0:0:0:1:0:1:1:1:0[wave];[1:v]zoompan=z=1:d=30:s=1920x1080:fps=30,framerate=60[slide];[slide][wave]overlay=0:680[slideshow];[slideshow][2]overlay[outv]" -map "[outv]" -map 0:a -pix_fmt yuv420p -c:v libx264 -c:a copy -shortest slideshow.mp4

  
## Sass example
//Running example from: https://sass-lang.com/guide

// ========================
// Variables
// ========================
$font-stack: Helvetica, sans-serif
$primary-color: #333

body
  font: 100% $font-stack
	//Running example from: https://sass-lang.com/guide

	// ========================
	// Variables
	// ========================
	$font-stack: Helvetica, sans-serif
	$primary-color: #333

	body
	font: 100% $font-stack