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evision
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OpenCV-Erlang/Elixir binding.
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py_src/evision_structures.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from string import Template
videocapture_struct_elixir = ' @typedoc """\n' + \
""" Type that represents an `Evision.VideoCapture` struct.
- **fps**. `double`.
Frames per second.
- **frame_count**. `double`.
Total number of frames.
- **frame_width**. `double`.
Width of each frame.
- **frame_height**. `double`.
Height of each frame.
- **isOpened**. `boolean`.
Is successfully opened the video source.
- **ref**. `reference`.
The underlying erlang resource variable.
""" + \
' """' + \
"""
@type t :: %__MODULE__{
fps: number(),
frame_count: number(),
frame_width: number(),
frame_height: number(),
isOpened: boolean(),
ref: reference()
}
@enforce_keys [:fps, :frame_count, :frame_width, :frame_height, :isOpened, :ref]
defstruct [:fps, :frame_count, :frame_width, :frame_height, :isOpened, :ref]
alias __MODULE__, as: T
@doc false
def __to_struct__(cap = %{:class => Evision.VideoCapture, :ref => ref}) do
%T{
fps: cap.fps,
frame_count: cap.frame_count,
frame_width: cap.frame_width,
frame_height: cap.frame_height,
isOpened: cap.isOpened,
ref: ref
}
end
def __to_struct__({:ok, cap = %{:class => Evision.VideoCapture}}) do
{:ok, __to_struct__(cap)}
end
def __to_struct__(pass_through) do
Evision.Internal.Structurise.to_struct(pass_through)
end
"""
videocapture_struct_erlang = """
'__to_struct__'(#{class := 'VideoCapture', ref := Ref}) ->
#evision_videocapture{
ref = Ref
};
'__to_struct__'(Any) ->
evision_internal_structurise:to_struct(Any).
"""
generic_struct_template_elixir = Template(
' @typedoc """\n'
' Type that represents an `${elixir_module_name}` struct.\n\n'
' - **ref**. `reference()`\n\n'
' The underlying erlang resource variable.\n\n'
' """\n'
""" @type t :: %__MODULE__{
ref: reference()
}
@enforce_keys [:ref]
defstruct [:ref]
alias __MODULE__, as: T
@doc false
def __to_struct__({:ok, %{class: ${atom_elixir_module_name}, ref: ref}}) do
{:ok, %T{ref: ref}}
end
def __to_struct__(%{class: ${atom_elixir_module_name}, ref: ref}) do
%T{
ref: ref
}
end
def __to_struct__(ret) do
Evision.Internal.Structurise.to_struct(ret)
end
"""
)
generic_struct_template_erlang = Template(
"""
'__to_struct__'(#{class := '${atom_elixir_module_name}', ref := Ref}) ->
#${atom_erlang_module_name}{
ref = Ref
};
'__to_struct__'(Any) ->
evision_internal_structurise:to_struct(Any).
"""
)
evision_structs = {
"VideoCapture": {
"elixir": videocapture_struct_elixir,
"erlang": videocapture_struct_erlang
}
}
evision_structrised_classes = list(evision_structs.keys())
evision_structrised_classes.append('Mat')