Sony ILCA-99M2 - Manual (Page 170)

Knee
Sets knee point and slope for video signal compression to prevent over-exposure by limiting
signals in high intensity areas of the subject to the dynamic range of your camera.
When selecting [Still], [Cine1], [Cine2], [Cine3], [Cine4], [ITU709(800%)], [S-Log2], [S-Log3] in
[Gamma], [Knee] is set to [Off] if [Mode] is set to [Auto]. To use functions in [Knee], set [Mode]
to [Manual].
Mode: Selects auto/manual settings.
Auto: The knee point and slope are set automatically.
Manual: The knee point and slope are set manually.
Auto Set: Settings when [Auto] is selected for [Mode].
Max Point: Sets the maximum point of the knee point. (90% to 100%)
Sensitivity: Sets the sensitivity. (High / Mid / Low)
Manual Set: Settings when [Manual] is selected for [Mode].
Point: Sets the knee point. (75% to 105%)
Slope: Sets the knee slope. (-5 (gentle) to +5 (steep))
Color Mode
Sets type and level of colors.
Movie: Suitable colors when [Gamma] is set to [Movie].
Still: Suitable colors when [Gamma] is set to [Still].
Cinema: Suitable colors when [Gamma] is set to [Cine1].
Pro: Similar color tones to the standard image quality of Sony professional cameras (when
combined with ITU709 gamma)
ITU709 Matrix: Colors corresponding to ITU709 standard (when combined with ITU709 gamma)
Black & White: Sets the saturation to zero for shooting in black and white.
S-Gamut: Setting based on the assumption that the pictures will be processed after shooting.
Used when [Gamma] is set to [S-Log2].
S-Gamut3.Cine: Setting based on the assumption that the pictures will be processed after
shooting. Used when [Gamma] is set to [S-Log3]. This setting allows you to shoot in a color
space that can easily be converted for digital cinema.
S-Gamut3: Setting based on the assumption that the pictures will be processed after shooting.
Used when [Gamma] is set to [S-Log3]. This setting allows you to shoot in a wide color space.
Saturation
Sets the color saturation. (-32 to +32)
Color Phase
Sets the color phase. (-7 to +7)
Color Depth
Sets the color depth for each color phase. This function is more effective for chromatic colors
and less effective for achromatic colors. The color looks deeper as you increase the setting