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packages/elixir/lib/kreuzberg/image_preprocessing_config.ex

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+# This file is auto-generated by alef — DO NOT EDIT.
+# alef:hash:4e15143f4af1ae8bafbdb1506ef057da924484c66a19483966333558ad437e75
+# To regenerate: alef generate
+# To verify freshness: alef verify --exit-code
+# Issues & docs: https://github.com/kreuzberg-dev/alef
+defmodule Kreuzberg.ImagePreprocessingConfig do
+  @moduledoc """
+  Image preprocessing configuration for OCR.
+
+  These settings control how images are preprocessed before OCR to improve
+  text recognition quality. Different preprocessing strategies work better
+  for different document types.
+  """
+
+  @typedoc "Image preprocessing configuration for OCR."
+  @type t :: %__MODULE__{
+          target_dpi: integer(),
+          auto_rotate: boolean(),
+          deskew: boolean(),
+          denoise: boolean(),
+          contrast_enhance: boolean(),
+          binarization_method: String.t() | nil,
+          invert_colors: boolean()
+        }
+
+  defstruct target_dpi: 300,
+            auto_rotate: true,
+            deskew: true,
+            denoise: false,
+            contrast_enhance: false,
+            binarization_method: "otsu",
+            invert_colors: false
+
+  defimpl Jason.Encoder do
+    @doc false
+    def encode(value, opts) do
+      value
+      |> Map.from_struct()
+      |> Enum.reject(fn {_k, v} -> v == nil end)
+      |> Enum.into(%{})
+      |> Jason.Encoder.encode(opts)
+    end
+  end
+end