View Source Evision.AlignMTB (Evision v0.1.21)

Link to this section Summary

Types

t()

Type that represents an Evision.AlignMTB struct.

Functions

Calculates shift between two images, i. e. how to shift the second image to correspond it with the first.

Computes median threshold and exclude bitmaps of given image.

Computes median threshold and exclude bitmaps of given image.

getCut

getExcludeRange

getMaxBits

Short version of process, that doesn't take extra arguments.

Helper function, that shift Mat filling new regions with zeros.

Helper function, that shift Mat filling new regions with zeros.

Link to this section Types

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

Type that represents an Evision.AlignMTB struct.

  • ref. reference()

    The underlying erlang resource variable.

Link to this section Functions

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calculateShift(self, img0, img1)

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

Calculates shift between two images, i. e. how to shift the second image to correspond it with the first.

Positional Arguments
Return
  • retval: Point

Python prototype (for reference only):

calculateShift(img0, img1) -> retval
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computeBitmaps(self, img)

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

Computes median threshold and exclude bitmaps of given image.

Positional Arguments
Return

Python prototype (for reference only):

computeBitmaps(img[, tb[, eb]]) -> tb, eb
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computeBitmaps(self, img, opts)

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

Computes median threshold and exclude bitmaps of given image.

Positional Arguments
Return

Python prototype (for reference only):

computeBitmaps(img[, tb[, eb]]) -> tb, eb
@spec getCut(t()) :: boolean() | {:error, String.t()}

getCut

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

Python prototype (for reference only):

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

getExcludeRange

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

Python prototype (for reference only):

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

getMaxBits

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

Python prototype (for reference only):

getMaxBits() -> retval
@spec process(t(), [Evision.Mat.maybe_mat_in()], [Evision.Mat.maybe_mat_in()]) ::
  :ok | {:error, String.t()}

Short version of process, that doesn't take extra arguments.

Positional Arguments
  • self: Evision.AlignMTB.t()

  • src: [Evision.Mat].

    vector of input images

  • dst: [Evision.Mat].

    vector of aligned images

Python prototype (for reference only):

process(src, dst) -> None
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process(self, src, dst, times, response)

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process

Positional Arguments

Python prototype (for reference only):

process(src, dst, times, response) -> None
@spec setCut(t(), boolean()) :: :ok | {:error, String.t()}

setCut

Positional Arguments
  • self: Evision.AlignMTB.t()
  • value: bool

Python prototype (for reference only):

setCut(value) -> None
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setExcludeRange(self, exclude_range)

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

setExcludeRange

Positional Arguments
  • self: Evision.AlignMTB.t()
  • exclude_range: int

Python prototype (for reference only):

setExcludeRange(exclude_range) -> None
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setMaxBits(self, max_bits)

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

setMaxBits

Positional Arguments
  • self: Evision.AlignMTB.t()
  • max_bits: int

Python prototype (for reference only):

setMaxBits(max_bits) -> None
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shiftMat(self, src, shift)

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

Helper function, that shift Mat filling new regions with zeros.

Positional Arguments
  • self: Evision.AlignMTB.t()

  • src: Evision.Mat.

    input image

  • shift: Point.

    shift value

Return

Python prototype (for reference only):

shiftMat(src, shift[, dst]) -> dst
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shiftMat(self, src, shift, opts)

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

Helper function, that shift Mat filling new regions with zeros.

Positional Arguments
  • self: Evision.AlignMTB.t()

  • src: Evision.Mat.

    input image

  • shift: Point.

    shift value

Return

Python prototype (for reference only):

shiftMat(src, shift[, dst]) -> dst