This Visual Basic set the chroma key color:
Private Sub Capture_Click() VideoCap1.CaptureMode = False VideoCap1.CaptureAudio = True VideoCap1.EffectChromaKeyCapAudioDevice = False VideoCap1.EffectType = 5 VideoCap1.EffectChromaKeyVideoFile = "c:\test\yourvideo.mp4" VideoCap1.EffectChromaKeyVideoIsBg = False VideoCap1.EffectChromaKeyKeepLastFrame = True VideoCap1.EffectChromaKeyFreezeOverlay = False VideoCap1.EffectChromaKeyDisplayMask = False VideoCap1.EffectChromaKeyOverlayX = 0 VideoCap1.EffectChromaKeyOverlayY = 0 VideoCap1.EffectChromaKeyOverlayScale = 50 VideoCap1.Start
' called EffectChromaKeyShowEyeDropper method and selected the chroma key color. VideoCap1.EffectChromaKeySoftness =80 VideoCap1.EffectChromaKeyTolerance =50
End Sub
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