SELECT A TEST PATTERN

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Audio Test Tones
Color Bars
Color Bars Split
SMPTE Pluge
Grayscale Vertical Ramp
Grayscale Ramp
Grayscale Split Ramp
Grayscale Split 33 Levels
White H
Black H
Alternating Pixelsalt-pixels
Alternating Pixels & Lines
Dissolve White to Black
dissolving-alt-boxes
Horizontal Moving Gradient
Green Rotating Patterns
Dithering
White Bars with Drop Shadows
Noise with Gray Bars
Moving Noise
Color Picker
Excel Sheet
Quad Split
PGCwrgb
white-hort-black-line-01
white-hort-black-boxes-01-01
line-scroll-blue-green-01-01
line-scroll-blue-red-01
line-scroll-hv-blue-red-01