libcamera v0.4.0+5314-fc77c53d-nvm
Supporting cameras in Linux since 2019
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Namespaces | Enumerations | Functions
transform.h File Reference

Enum to represent and manipulate 2D plane transforms. More...

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Namespaces

namespace  libcamera
 Top-level libcamera namespace.
 

Enumerations

enum class  libcamera::Transform : int {
  libcamera::Identity = 0 , libcamera::Rot0 = Identity , libcamera::HFlip = 1 , libcamera::VFlip = 2 ,
  libcamera::HVFlip = HFlip | VFlip , libcamera::Rot180 = HVFlip , libcamera::Transpose = 4 , libcamera::Rot270 = HFlip | Transpose ,
  libcamera::Rot90 = VFlip | Transpose , libcamera::Rot180Transpose = HFlip | VFlip | Transpose
}
 Enum to represent a 2D plane transform. More...
 

Functions

constexpr Transform libcamera::operator& (Transform t0, Transform t1)
 Apply bitwise AND operator between the bits in the two transforms.
 
constexpr Transform libcamera::operator| (Transform t0, Transform t1)
 Apply bitwise OR operator between the bits in the two transforms.
 
constexpr Transform libcamera::operator^ (Transform t0, Transform t1)
 Apply bitwise XOR operator between the bits in the two transforms.
 
constexpr Transformlibcamera::operator&= (Transform &t0, Transform t1)
 Apply bitwise AND-assignment operator between the bits in the two transforms.
 
constexpr Transformlibcamera::operator|= (Transform &t0, Transform t1)
 Apply bitwise OR-assignment operator between the bits in the two transforms.
 
constexpr Transformlibcamera::operator^= (Transform &t0, Transform t1)
 Apply bitwise XOR-assignment operator between the bits in the two transforms.
 
Transform libcamera::operator* (Transform t0, Transform t1)
 Compose two transforms by applying t0 first then t1.
 
Transform libcamera::operator- (Transform t)
 Invert a transform.
 
constexpr bool libcamera::operator! (Transform t)
 Return true if the transform is the Identity, otherwise false
 
constexpr Transform libcamera::operator~ (Transform t)
 Return the transform with all the bits inverted individually.
 
Transform libcamera::transformFromRotation (int angle, bool *success)
 Return the transform representing a rotation of the given angle clockwise.
 
Transform libcamera::operator/ (const Orientation &o1, const Orientation &o2)
 Return the Transform that applied to o2 gives o1.
 
Orientation libcamera::operator* (const Orientation &o, const Transform &t)
 Apply the Transform t on the orientation o.
 
const char * libcamera::transformToString (Transform t)
 Return a character string describing the transform.
 

Detailed Description

Enum to represent and manipulate 2D plane transforms.