Revert "Add Pleroma.Upload.Filter.HeifToJpeg based on vips"

This reverts commit 31d4448ee61b4afac6aa23f8c0287d13aed411a1.

This functionality is not reliably working with vips/vix due to codec patent junk

CHANGELOG.md

@@ -150,7 +150,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Added move account API
 - Enable remote users to interact with posts
 - Possibility to discover users like `user@example.org`, while Pleroma is working on `pleroma.example.org`. Additional configuration required.
-- Added Pleroma.Upload.Filter.HeifToJpeg to automate converting .heic files from Apple devices to JPEGs which can be viewed in browsers.
 
 ### Fixed
 - Subscription(Bell) Notifications: Don't create from Pipeline Ingested replies

lib/pleroma/upload/filter/heif_to_jpeg.ex

@@ -1,36 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Upload.Filter.HeifToJpeg do
-  @behaviour Pleroma.Upload.Filter
-  alias Pleroma.Upload
-  alias Vix.Vips.Operation
-
-  @type conversion :: action :: String.t() | {action :: String.t(), opts :: String.t()}
-  @type conversions :: conversion() | [conversion()]
-
-  @spec filter(Pleroma.Upload.t()) :: {:ok, :atom} | {:error, String.t()}
-  def filter(%Pleroma.Upload{content_type: "image/avif"} = upload), do: apply_filter(upload)
-  def filter(%Pleroma.Upload{content_type: "image/heic"} = upload), do: apply_filter(upload)
-  def filter(%Pleroma.Upload{content_type: "image/heif"} = upload), do: apply_filter(upload)
-
-  def filter(_), do: {:ok, :noop}
-
-  defp apply_filter(%Pleroma.Upload{name: name, path: path, tempfile: tempfile} = upload) do
-    ext = String.split(path, ".") |> List.last()
-
-    try do
-      name = name |> String.replace_suffix(ext, "jpg")
-      path = path |> String.replace_suffix(ext, "jpg")
-      {:ok, {vixdata, _vixflags}} = Operation.heifload(tempfile)
-      {:ok, jpegdata} = Operation.jpegsave_buffer(vixdata)
-      :ok = File.write(tempfile, jpegdata)
-
-      {:ok, :filtered, %Upload{upload | name: name, path: path, content_type: "image/jpeg"}}
-    rescue
-      e in ErlangError ->
-        {:error, "#{__MODULE__}: #{inspect(e)}"}
-    end
-  end
-end

test/pleroma/upload/filter/heif_to_jpeg_test.exs

@@ -1,38 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Upload.Filter.HeifToJpegTest do
-  use Pleroma.DataCase, async: true
-  alias Pleroma.Upload.Filter
-
-  test "apply HeicToJpeg filter" do
-    File.cp!(
-      "test/fixtures/image.heic",
-      "test/fixtures/heictmp"
-    )
-
-    upload = %Pleroma.Upload{
-      name: "image.heic",
-      content_type: "image/heic",
-      path: Path.absname("test/fixtures/image.heic"),
-      tempfile: Path.absname("test/fixtures/heictmp")
-    }
-
-    {:ok, :filtered, result} = Filter.HeifToJpeg.filter(upload)
-
-    assert result.content_type == "image/jpeg"
-    assert result.name == "image.jpg"
-    assert String.ends_with?(result.path, "jpg")
-
-    assert {:ok,
-            %Majic.Result{
-              content:
-                "JPEG image data, JFIF standard 1.02, resolution (DPI), density 96x96, segment length 16, progressive, precision 8, 1024x768, components 3",
-              encoding: "binary",
-              mime_type: "image/jpeg"
-            }} == Majic.perform(result.path, pool: Pleroma.MajicPool)
-
-    on_exit(fn -> File.rm!("test/fixtures/heictmp") end)
-  end
-end