Gamma 2.19921875. Since: 1.8
Association of Radio Industries and Businesses (ARIB) STD-B67 and Rec. ITU-R BT.2100-1 hybrid loggamma (HLG) system Since: 1.18
Rec. ITU-R BT.2020-2 with 10 bits per component. (functionally the same as the values GST_VIDEO_TRANSFER_BT709 and GST_VIDEO_TRANSFER_BT601). Since: 1.18
Gamma 2.2 curve with a linear segment in the lower range. Used for BT.2020 with 12 bits per component. Since: 1.6
also known as SMPTE170M / ITU-R BT1358 525 or 625 / ITU-R BT1700 NTSC
Gamma 2.2 curve with a linear segment in the lower range, also ITU-R BT470M / ITU-R BT1700 625 PAL & SECAM / ITU-R BT1361
linear RGB, gamma 1.0 curve
Gamma 1.8 curve
Gamma 2.0 curve
Gamma 2.2 curve
Gamma 2.8 curve, also ITU-R BT470BG
Logarithmic transfer characteristic 100:1 range
Logarithmic transfer characteristic 316.22777:1 range (100 * sqrt(10) : 1)
SMPTE ST 2084 for 10, 12, 14, and 16-bit systems. Known as perceptual quantization (PQ) Since: 1.18
Gamma 2.2 curve with a linear segment in the lower range
Gamma 2.4 curve with a linear segment in the lower range. IEC 61966-2-1 (sRGB or sYCC)
unknown transfer function
The video transfer function defines the formula for converting between non-linear RGB (R'G'B') and linear RGB