/**
* Transformation definitions
- *
- * IMPORTANT NOTE:
- * ROT_90 is applied CLOCKWISE and AFTER FLIP_{H|V}.
- *
*/
@export(name="android_transform_t", value_prefix="HAL_TRANSFORM_")
enum Transform : int32_t {
- /** flip source image horizontally (around the vertical axis) */
- FLIP_H = 0x01,
- /**
- * flip source image vertically (around the horizontal axis)*/
- FLIP_V = 0x02,
- /** rotate source image 90 degrees clockwise */
- ROT_90 = 0x04,
- /** rotate source image 180 degrees */
- ROT_180 = 0x03,
- /** rotate source image 270 degrees clockwise */
- ROT_270 = 0x07,
-
- /** 0x08 is reserved */
+ /**
+ * Horizontal flip. FLIP_H/FLIP_V is applied before ROT_90.
+ */
+ FLIP_H = 1 << 0,
+
+ /**
+ * Vertical flip. FLIP_H/FLIP_V is applied before ROT_90.
+ */
+ FLIP_V = 1 << 1,
+
+ /**
+ * 90 degree clockwise rotation. FLIP_H/FLIP_V is applied before ROT_90.
+ */
+ ROT_90 = 1 << 2,
+
+ /**
+ * Commonly used combinations.
+ */
+ ROT_180 = FLIP_H | FLIP_V,
+ ROT_270 = FLIP_H | FLIP_V | ROT_90,
};
/**
*/
@export(name="android_color_mode_t", value_prefix="HAL_COLOR_MODE_")
enum ColorMode : int32_t {
- /**
- * DEFAULT is the "native" gamut of the display.
- * White Point: Vendor/OEM defined
- * Panel Gamma: Vendor/OEM defined (typically 2.2)
- * Rendering Intent: Vendor/OEM defined (typically 'enhanced')
- */
- NATIVE = 0,
-
- /**
- * STANDARD_BT601_625 corresponds with display
- * settings that implement the ITU-R Recommendation BT.601
- * or Rec 601. Using 625 line version
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.290 0.600
- * blue 0.150 0.060
- * red 0.640 0.330
- * white (D65) 0.3127 0.3290
- *
- * KR = 0.299, KB = 0.114. This adjusts the luminance interpretation
- * for RGB conversion from the one purely determined by the primaries
- * to minimize the color shift into RGB space that uses BT.709
- * primaries.
- *
- * Gamma Correction (GC):
- *
- * if Vlinear < 0.018
- * Vnonlinear = 4.500 * Vlinear
- * else
- * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
- */
- STANDARD_BT601_625 = 1,
-
- /**
- * Primaries:
- * x y
- * green 0.290 0.600
- * blue 0.150 0.060
- * red 0.640 0.330
- * white (D65) 0.3127 0.3290
- *
- * Use the unadjusted KR = 0.222, KB = 0.071 luminance interpretation
- * for RGB conversion.
- *
- * Gamma Correction (GC):
- *
- * if Vlinear < 0.018
- * Vnonlinear = 4.500 * Vlinear
- * else
- * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
- */
- STANDARD_BT601_625_UNADJUSTED = 2,
-
- /**
- * Primaries:
- * x y
- * green 0.310 0.595
- * blue 0.155 0.070
- * red 0.630 0.340
- * white (D65) 0.3127 0.3290
- *
- * KR = 0.299, KB = 0.114. This adjusts the luminance interpretation
- * for RGB conversion from the one purely determined by the primaries
- * to minimize the color shift into RGB space that uses BT.709
- * primaries.
- *
- * Gamma Correction (GC):
- *
- * if Vlinear < 0.018
- * Vnonlinear = 4.500 * Vlinear
- * else
- * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
- */
- STANDARD_BT601_525 = 3,
-
- /**
- * Primaries:
- * x y
- * green 0.310 0.595
- * blue 0.155 0.070
- * red 0.630 0.340
- * white (D65) 0.3127 0.3290
- *
- * Use the unadjusted KR = 0.212, KB = 0.087 luminance interpretation
- * for RGB conversion (as in SMPTE 240M).
- *
- * Gamma Correction (GC):
- *
- * if Vlinear < 0.018
- * Vnonlinear = 4.500 * Vlinear
- * else
- * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
- */
- STANDARD_BT601_525_UNADJUSTED = 4,
-
- /**
- * REC709 corresponds with display settings that implement
- * the ITU-R Recommendation BT.709 / Rec. 709 for high-definition television.
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.300 0.600
- * blue 0.150 0.060
- * red 0.640 0.330
- * white (D65) 0.3127 0.3290
- *
- * HDTV REC709 Inverse Gamma Correction (IGC): V represents normalized
- * (with [0 to 1] range) value of R, G, or B.
- *
- * if Vnonlinear < 0.081
- * Vlinear = Vnonlinear / 4.5
- * else
- * Vlinear = ((Vnonlinear + 0.099) / 1.099) ^ (1/0.45)
- *
- * HDTV REC709 Gamma Correction (GC):
- *
- * if Vlinear < 0.018
- * Vnonlinear = 4.5 * Vlinear
- * else
- * Vnonlinear = 1.099 * (Vlinear) ^ 0.45 – 0.099
- */
- STANDARD_BT709 = 5,
-
- /**
- * DCI_P3 corresponds with display settings that implement
- * SMPTE EG 432-1 and SMPTE RP 431-2
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.265 0.690
- * blue 0.150 0.060
- * red 0.680 0.320
- * white (D65) 0.3127 0.3290
- *
- * Gamma: 2.6
- */
- DCI_P3 = 6,
-
- /**
- * SRGB corresponds with display settings that implement
- * the sRGB color space. Uses the same primaries as ITU-R Recommendation
- * BT.709
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.300 0.600
- * blue 0.150 0.060
- * red 0.640 0.330
- * white (D65) 0.3127 0.3290
- *
- * PC/Internet (sRGB) Inverse Gamma Correction (IGC):
- *
- * if Vnonlinear ≤ 0.03928
- * Vlinear = Vnonlinear / 12.92
- * else
- * Vlinear = ((Vnonlinear + 0.055)/1.055) ^ 2.4
- *
- * PC/Internet (sRGB) Gamma Correction (GC):
- *
- * if Vlinear ≤ 0.0031308
- * Vnonlinear = 12.92 * Vlinear
- * else
- * Vnonlinear = 1.055 * (Vlinear)^(1/2.4) – 0.055
- */
- SRGB = 7,
-
- /**
- * ADOBE_RGB corresponds with the RGB color space developed
- * by Adobe Systems, Inc. in 1998.
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.210 0.710
- * blue 0.150 0.060
- * red 0.640 0.330
- * white (D65) 0.3127 0.3290
- *
- * Gamma: 2.2
- */
- ADOBE_RGB = 8,
-
- /**
- * DISPLAY_P3 is a color space that uses the DCI_P3 primaries,
- * the D65 white point and the SRGB transfer functions.
- * Rendering Intent: Colorimetric
- * Primaries:
- * x y
- * green 0.265 0.690
- * blue 0.150 0.060
- * red 0.680 0.320
- * white (D65) 0.3127 0.3290
- *
- * PC/Internet (sRGB) Gamma Correction (GC):
- *
- * if Vlinear ≤ 0.0030186
- * Vnonlinear = 12.92 * Vlinear
- * else
- * Vnonlinear = 1.055 * (Vlinear)^(1/2.4) – 0.055
- *
- * Note: In most cases sRGB transfer function will be fine.
- */
- DISPLAY_P3 = 9
+ /**
+ * DEFAULT is the "native" gamut of the display.
+ * White Point: Vendor/OEM defined
+ * Panel Gamma: Vendor/OEM defined (typically 2.2)
+ * Rendering Intent: Vendor/OEM defined (typically 'enhanced')
+ */
+ NATIVE = 0,
+
+ /**
+ * STANDARD_BT601_625 corresponds with display
+ * settings that implement the ITU-R Recommendation BT.601
+ * or Rec 601. Using 625 line version
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.290 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ *
+ * KR = 0.299, KB = 0.114. This adjusts the luminance interpretation
+ * for RGB conversion from the one purely determined by the primaries
+ * to minimize the color shift into RGB space that uses BT.709
+ * primaries.
+ *
+ * Gamma Correction (GC):
+ *
+ * if Vlinear < 0.018
+ * Vnonlinear = 4.500 * Vlinear
+ * else
+ * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
+ */
+ STANDARD_BT601_625 = 1,
+
+ /**
+ * Primaries:
+ * x y
+ * green 0.290 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ *
+ * Use the unadjusted KR = 0.222, KB = 0.071 luminance interpretation
+ * for RGB conversion.
+ *
+ * Gamma Correction (GC):
+ *
+ * if Vlinear < 0.018
+ * Vnonlinear = 4.500 * Vlinear
+ * else
+ * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
+ */
+ STANDARD_BT601_625_UNADJUSTED = 2,
+
+ /**
+ * Primaries:
+ * x y
+ * green 0.310 0.595
+ * blue 0.155 0.070
+ * red 0.630 0.340
+ * white (D65) 0.3127 0.3290
+ *
+ * KR = 0.299, KB = 0.114. This adjusts the luminance interpretation
+ * for RGB conversion from the one purely determined by the primaries
+ * to minimize the color shift into RGB space that uses BT.709
+ * primaries.
+ *
+ * Gamma Correction (GC):
+ *
+ * if Vlinear < 0.018
+ * Vnonlinear = 4.500 * Vlinear
+ * else
+ * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
+ */
+ STANDARD_BT601_525 = 3,
+
+ /**
+ * Primaries:
+ * x y
+ * green 0.310 0.595
+ * blue 0.155 0.070
+ * red 0.630 0.340
+ * white (D65) 0.3127 0.3290
+ *
+ * Use the unadjusted KR = 0.212, KB = 0.087 luminance interpretation
+ * for RGB conversion (as in SMPTE 240M).
+ *
+ * Gamma Correction (GC):
+ *
+ * if Vlinear < 0.018
+ * Vnonlinear = 4.500 * Vlinear
+ * else
+ * Vnonlinear = 1.099 * (Vlinear)^(0.45) – 0.099
+ */
+ STANDARD_BT601_525_UNADJUSTED = 4,
+
+ /**
+ * REC709 corresponds with display settings that implement
+ * the ITU-R Recommendation BT.709 / Rec. 709 for high-definition television.
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.300 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ *
+ * HDTV REC709 Inverse Gamma Correction (IGC): V represents normalized
+ * (with [0 to 1] range) value of R, G, or B.
+ *
+ * if Vnonlinear < 0.081
+ * Vlinear = Vnonlinear / 4.5
+ * else
+ * Vlinear = ((Vnonlinear + 0.099) / 1.099) ^ (1/0.45)
+ *
+ * HDTV REC709 Gamma Correction (GC):
+ *
+ * if Vlinear < 0.018
+ * Vnonlinear = 4.5 * Vlinear
+ * else
+ * Vnonlinear = 1.099 * (Vlinear) ^ 0.45 – 0.099
+ */
+ STANDARD_BT709 = 5,
+
+ /**
+ * DCI_P3 corresponds with display settings that implement
+ * SMPTE EG 432-1 and SMPTE RP 431-2
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.265 0.690
+ * blue 0.150 0.060
+ * red 0.680 0.320
+ * white (D65) 0.3127 0.3290
+ *
+ * Gamma: 2.6
+ */
+ DCI_P3 = 6,
+
+ /**
+ * SRGB corresponds with display settings that implement
+ * the sRGB color space. Uses the same primaries as ITU-R Recommendation
+ * BT.709
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.300 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ *
+ * PC/Internet (sRGB) Inverse Gamma Correction (IGC):
+ *
+ * if Vnonlinear ≤ 0.03928
+ * Vlinear = Vnonlinear / 12.92
+ * else
+ * Vlinear = ((Vnonlinear + 0.055)/1.055) ^ 2.4
+ *
+ * PC/Internet (sRGB) Gamma Correction (GC):
+ *
+ * if Vlinear ≤ 0.0031308
+ * Vnonlinear = 12.92 * Vlinear
+ * else
+ * Vnonlinear = 1.055 * (Vlinear)^(1/2.4) – 0.055
+ */
+ SRGB = 7,
+
+ /**
+ * ADOBE_RGB corresponds with the RGB color space developed
+ * by Adobe Systems, Inc. in 1998.
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.210 0.710
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ *
+ * Gamma: 2.2
+ */
+ ADOBE_RGB = 8,
+
+ /**
+ * DISPLAY_P3 is a color space that uses the DCI_P3 primaries,
+ * the D65 white point and the SRGB transfer functions.
+ * Rendering Intent: Colorimetric
+ * Primaries:
+ * x y
+ * green 0.265 0.690
+ * blue 0.150 0.060
+ * red 0.680 0.320
+ * white (D65) 0.3127 0.3290
+ *
+ * PC/Internet (sRGB) Gamma Correction (GC):
+ *
+ * if Vlinear ≤ 0.0030186
+ * Vnonlinear = 12.92 * Vlinear
+ * else
+ * Vnonlinear = 1.055 * (Vlinear)^(1/2.4) – 0.055
+ *
+ * Note: In most cases sRGB transfer function will be fine.
+ */
+ DISPLAY_P3 = 9
};
/**
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