ffmpeg -i input.mp4 -vf "colorbalance=rs=0.3:gs=-0.2:bs=-0.1, curves=r='0/0 0.5/0.2 1/1':g='0/0 0.5/0.4 1/0.9':b='0/0.2 0.5/0.6 1/1', eq=saturation=1.6:brightness=-0.05" output_neon.mp4 The film’s audio is crucial – muffled dialogue, tape hiss, and low-frequency hum.
ffmpeg -i input.mp4 -filter_complex "[0:a]acompressor=threshold=0.1:ratio=5:attack=200:release=1000, aecho=0.8:0.9:100:0.5, highpass=f=200, lowpass=f=4000, volume=0.8" -c:v copy output_audio_crunch.mp4 Combine heavy degradation, glow, and analog warmth.
ffmpeg -i input.mp4 -filter_complex "[0:v]split=3[r][g][b]; [r]lutrgb=g=0:b=0,chromashift=crh=5:crv=0[r1]; [g]lutrgb=r=0:b=0,chromashift=crh=0:crv=2[g1]; [b]lutrgb=r=0:g=0,chromashift=crh=-5:crv=-2[b1]; [r1][g1][b1]blend=all_mode=addition" -c:a copy output_chromashift.mp4
There is no film. There is only the glow.