View Source Evision.RGBD.RgbdNormals (Evision v0.1.28)

Link to this section Summary

Types

t()

Type that represents an RGBD.RgbdNormals struct.

Functions

Clears the algorithm state

Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read

getCols

getDefaultName

getDepth

getK

getMethod

getRows

getWindowSize

initialize

Reads algorithm parameters from a file storage

setWindowSize

Stores algorithm parameters in a file storage

Link to this section Types

@type t() :: %Evision.RGBD.RgbdNormals{ref: reference()}

Type that represents an RGBD.RgbdNormals struct.

  • ref. reference()

    The underlying erlang resource variable.

Link to this section Functions

@spec apply(t(), Evision.Mat.maybe_mat_in()) :: Evision.Mat.t() | {:error, String.t()}

apply

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()

  • points: Evision.Mat.t().

    a rows x cols x 3 matrix of CV_32F/CV64F or a rows x cols x 1 CV_U16S

Return
  • normals: Evision.Mat.t().

    a rows x cols x 3 matrix

Given a set of 3d points in a depth image, compute the normals at each point.

Python prototype (for reference only):

apply(points[, normals]) -> normals
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apply(self, points, opts)

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@spec apply(t(), Evision.Mat.maybe_mat_in(), [{atom(), term()}, ...] | nil) ::
  Evision.Mat.t() | {:error, String.t()}

apply

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()

  • points: Evision.Mat.t().

    a rows x cols x 3 matrix of CV_32F/CV64F or a rows x cols x 1 CV_U16S

Return
  • normals: Evision.Mat.t().

    a rows x cols x 3 matrix

Given a set of 3d points in a depth image, compute the normals at each point.

Python prototype (for reference only):

apply(points[, normals]) -> normals
@spec clear(t()) :: t() | {:error, String.t()}

Clears the algorithm state

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()

Python prototype (for reference only):

clear() -> None
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create(rows, cols, depth, k)

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@spec create(integer(), integer(), integer(), Evision.Mat.maybe_mat_in()) ::
  t() | {:error, String.t()}

create

Positional Arguments
  • rows: int.

    the number of rows of the depth image normals will be computed on

  • cols: int.

    the number of cols of the depth image normals will be computed on

  • depth: int.

    the depth of the normals (only CV_32F or CV_64F)

  • k: Evision.Mat.t().

    the calibration matrix to use

Keyword Arguments
  • window_size: int.

    the window size to compute the normals: can only be 1,3,5 or 7

  • method: int.

    one of the methods to use: RGBD_NORMALS_METHOD_SRI, RGBD_NORMALS_METHOD_FALS

Return
  • retval: RgbdNormals

Constructor

Python prototype (for reference only):

create(rows, cols, depth, K[, window_size[, method]]) -> retval
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create(rows, cols, depth, k, opts)

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@spec create(
  integer(),
  integer(),
  integer(),
  Evision.Mat.maybe_mat_in(),
  [{atom(), term()}, ...] | nil
) ::
  t() | {:error, String.t()}

create

Positional Arguments
  • rows: int.

    the number of rows of the depth image normals will be computed on

  • cols: int.

    the number of cols of the depth image normals will be computed on

  • depth: int.

    the depth of the normals (only CV_32F or CV_64F)

  • k: Evision.Mat.t().

    the calibration matrix to use

Keyword Arguments
  • window_size: int.

    the window size to compute the normals: can only be 1,3,5 or 7

  • method: int.

    one of the methods to use: RGBD_NORMALS_METHOD_SRI, RGBD_NORMALS_METHOD_FALS

Return
  • retval: RgbdNormals

Constructor

Python prototype (for reference only):

create(rows, cols, depth, K[, window_size[, method]]) -> retval
@spec empty(t()) :: boolean() | {:error, String.t()}

Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: bool

Python prototype (for reference only):

empty() -> retval
@spec getCols(t()) :: integer() | {:error, String.t()}

getCols

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: int

Python prototype (for reference only):

getCols() -> retval
@spec getDefaultName(t()) :: binary() | {:error, String.t()}

getDefaultName

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return

Returns the algorithm string identifier. This string is used as top level xml/yml node tag when the object is saved to a file or string.

Python prototype (for reference only):

getDefaultName() -> retval
@spec getDepth(t()) :: integer() | {:error, String.t()}

getDepth

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: int

Python prototype (for reference only):

getDepth() -> retval
@spec getK(t()) :: Evision.Mat.t() | {:error, String.t()}

getK

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: Evision.Mat.t()

Python prototype (for reference only):

getK() -> retval
@spec getMethod(t()) :: integer() | {:error, String.t()}

getMethod

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: int

Python prototype (for reference only):

getMethod() -> retval
@spec getRows(t()) :: integer() | {:error, String.t()}

getRows

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: int

Python prototype (for reference only):

getRows() -> retval
@spec getWindowSize(t()) :: integer() | {:error, String.t()}

getWindowSize

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
Return
  • retval: int

Python prototype (for reference only):

getWindowSize() -> retval
@spec initialize(t()) :: t() | {:error, String.t()}

initialize

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()

Initializes some data that is cached for later computation If that function is not called, it will be called the first time normals are computed

Python prototype (for reference only):

initialize() -> None
@spec read(t(), Evision.FileNode.t()) :: t() | {:error, String.t()}

Reads algorithm parameters from a file storage

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • fn_: Evision.FileNode.t()

Python prototype (for reference only):

read(fn_) -> None
@spec save(t(), binary()) :: t() | {:error, String.t()}

save

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • filename: String

Saves the algorithm to a file. In order to make this method work, the derived class must implement Algorithm::write(FileStorage& fs).

Python prototype (for reference only):

save(filename) -> None
@spec setCols(t(), integer()) :: t() | {:error, String.t()}

setCols

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: int

Python prototype (for reference only):

setCols(val) -> None
@spec setDepth(t(), integer()) :: t() | {:error, String.t()}

setDepth

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: int

Python prototype (for reference only):

setDepth(val) -> None
@spec setK(t(), Evision.Mat.maybe_mat_in()) :: t() | {:error, String.t()}

setK

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: Evision.Mat.t()

Python prototype (for reference only):

setK(val) -> None
@spec setMethod(t(), integer()) :: t() | {:error, String.t()}

setMethod

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: int

Python prototype (for reference only):

setMethod(val) -> None
@spec setRows(t(), integer()) :: t() | {:error, String.t()}

setRows

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: int

Python prototype (for reference only):

setRows(val) -> None
Link to this function

setWindowSize(self, val)

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@spec setWindowSize(t(), integer()) :: t() | {:error, String.t()}

setWindowSize

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • val: int

Python prototype (for reference only):

setWindowSize(val) -> None
@spec write(t(), Evision.FileStorage.t()) :: t() | {:error, String.t()}

Stores algorithm parameters in a file storage

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • fs: Evision.FileStorage.t()

Python prototype (for reference only):

write(fs) -> None
@spec write(t(), Evision.FileStorage.t(), binary()) :: t() | {:error, String.t()}

write

Positional Arguments
  • self: Evision.RGBD.RgbdNormals.t()
  • fs: Evision.FileStorage.t()
  • name: String

Has overloading in C++

Python prototype (for reference only):

write(fs, name) -> None