Remove code related to precompiled ffmpeg

Makefile

@@ -7,22 +7,14 @@ XAV_DIR = c_src/xav
 PRIV_DIR = $(MIX_APP_PATH)/priv
 XAV_SO = $(PRIV_DIR)/libxav.so
 
-FFMPEG_INCLUDE_DIR = ffmpeg_build/include
-FFMPEG_LIB_DIR = ffmpeg_build/lib
-
 # uncomment to compile with debug logs
 # XAV_DEBUG_LOGS = -DXAV_DEBUG=1
 
 HEADERS = $(XAV_DIR)/reader.h $(XAV_DIR)/decoder.h $(XAV_DIR)/utils.h
 SOURCES = $(XAV_DIR)/xav_nif.c $(XAV_DIR)/reader.c $(XAV_DIR)/decoder.c $(XAV_DIR)/utils.c
 
-ifeq ($(USE_BUNDLED_FFMPEG), true)
-	CFLAGS = -fPIC -I$(ERTS_INCLUDE_DIR) -I${FFMPEG_INCLUDE_DIR} -I${XAV_DIR} -shared $(XAV_DEBUG_LOGS)
-	LDFLAGS = -L$(FFMPEG_LIB_DIR) -Wl,--whole-archive -lavcodec -lswscale -lavutil -lavformat -Wl,--no-whole-archive 
-else
-	CFLAGS = -fPIC -I$(ERTS_INCLUDE_DIR) -I${XAV_DIR} -shared $(XAV_DEBUG_LOGS)
-	LDFLAGS = -lavcodec -lswscale -lavutil -lavformat -lavdevice -lswresample
-endif
+CFLAGS = -fPIC -I$(ERTS_INCLUDE_DIR) -I${XAV_DIR} -shared $(XAV_DEBUG_LOGS)
+LDFLAGS = -lavcodec -lswscale -lavutil -lavformat -lavdevice -lswresample
 
 ifeq ($(shell uname -s),Darwin)
 	CFLAGS += -undefined dynamic_lookup

mix.exs

@@ -1,10 +1,6 @@
 defmodule Xav.MixProject do
   use Mix.Project
 
-  # https://github.com/mickel8/releases/download/0.1.0/ffmpeg_5.0.1-x86_64-linux.tar.gz
-
-  @precompiled_ffmpeg_platforms []
-
   def project do
     [
       app: :xav,
@@ -14,7 +10,6 @@ defmodule Xav.MixProject do
       description: "Elixir media library built on top of FFmpeg",
       package: package(),
       compilers: [:native] ++ Mix.compilers(),
-      make_env: %{"USE_BUNDLED_FFMPEG" => "#{get_platform() in @precompiled_ffmpeg_platforms}"},
       aliases: [
         "compile.native": &native/1
       ],
@@ -46,56 +41,15 @@ defmodule Xav.MixProject do
     ]
   end
 
-  defp get_platform() do
-    :erlang.system_info(:system_architecture)
-    |> List.to_string()
-    |> String.split("-")
-    |> case do
-      ["x86_64" = arch, _vendor, "linux" = system, _abi] ->
-        {arch, system}
-
-      [arch, _vendor, "darwin" <> _ | _] ->
-        {arch, "darwin"}
-
-      ["win32"] ->
-        {"x86_64", "windows"}
-    end
-  end
-
   defp native(_) do
-    {arch, system} = platform = get_platform()
-
-    if platform in @precompiled_ffmpeg_platforms do
-      download_ffmpeg(arch, system)
-    else
-      Mix.shell().info("""
-      Xav requires FFmpeg development packages to be installed on your system. \
-      Make sure paths to ffmpeg header and library files are in C_INCLUDE_PATH, \
-      LIBRARY_PATH and LD_LIBRARY_PATH. For more information refer to Xav README \
-      under: https://github.com/mickel8/xav#installation \
-      """)
-    end
+    Mix.shell().info("""
+    Xav requires FFmpeg development packages to be installed on your system. \
+    Make sure paths to ffmpeg header and library files are in C_INCLUDE_PATH, \
+    LIBRARY_PATH and LD_LIBRARY_PATH. For more information refer to Xav README \
+    under: https://github.com/mickel8/xav#installation \
+    """)
 
     Mix.Tasks.Compile.ElixirMake.run([])
     :ok
   end
-
-  defp download_ffmpeg(arch, system) do
-    ffmpeg_version = File.read!("ffmpeg-version") |> String.trim()
-    Mix.shell().info("Downloading precompiled ffmpeg for #{arch}-#{system}")
-    # TODO
-    Mix.shell().info("Unpacking precompiled ffmpeg")
-
-    ffmpeg_archive_path = Path.join(__DIR__, "ffmpeg_#{ffmpeg_version}-#{arch}-#{system}.tar.gz")
-
-    case :erl_tar.extract(ffmpeg_archive_path, [:compressed]) do
-      :ok ->
-        :ok
-
-      {:error, reason} ->
-        Mix.raise("Failed to extract ffmpeg archive, reason: #{inspect(reason)}")
-    end
-
-    :ok
-  end
 end