# Copyright 2014 The LibYuv Project Authors. All rights reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS. All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.

import("//build/config/arm.gni")
import("//build/config/sanitizers/sanitizers.gni")

config("libyuv_config") {
  include_dirs = [
    ".",
    "include",
  ]
}

use_neon = current_cpu == "arm64" || (current_cpu == "arm" && (arm_use_neon || arm_optionally_use_neon))

source_set("libyuv") {
  sources = [
    # Headers
    "include/libyuv.h",
    "include/libyuv/basic_types.h",
    "include/libyuv/compare.h",
    "include/libyuv/convert.h",
    "include/libyuv/convert_argb.h",
    "include/libyuv/convert_from.h",
    "include/libyuv/convert_from_argb.h",
    "include/libyuv/cpu_id.h",
    "include/libyuv/mjpeg_decoder.h",
    "include/libyuv/planar_functions.h",
    "include/libyuv/rotate.h",
    "include/libyuv/rotate_argb.h",
    "include/libyuv/rotate_row.h",
    "include/libyuv/row.h",
    "include/libyuv/scale.h",
    "include/libyuv/scale_argb.h",
    "include/libyuv/scale_row.h",
    "include/libyuv/version.h",
    "include/libyuv/video_common.h",

    # Source Files
    "source/compare.cc",
    "source/compare_common.cc",
    "source/compare_gcc.cc",
    "source/compare_win.cc",
    "source/convert.cc",
    "source/convert_argb.cc",
    "source/convert_from.cc",
    "source/convert_from_argb.cc",
    "source/convert_jpeg.cc",
    "source/convert_to_argb.cc",
    "source/convert_to_i420.cc",
    "source/cpu_id.cc",
    "source/mjpeg_decoder.cc",
    "source/mjpeg_validate.cc",
    "source/planar_functions.cc",
    "source/rotate.cc",
    "source/rotate_any.cc",
    "source/rotate_argb.cc",
    "source/rotate_common.cc",
    "source/rotate_mips.cc",
    "source/rotate_gcc.cc",
    "source/rotate_win.cc",
    "source/row_any.cc",
    "source/row_common.cc",
    "source/row_mips.cc",
    "source/row_gcc.cc",
    "source/row_win.cc",
    "source/scale.cc",
    "source/scale_any.cc",
    "source/scale_argb.cc",
    "source/scale_common.cc",
    "source/scale_mips.cc",
    "source/scale_gcc.cc",
    "source/scale_win.cc",
    "source/video_common.cc",
  ]

  configs -= [ "//build/config/compiler:chromium_code" ]
  configs += [ "//build/config/compiler:no_chromium_code" ]

  public_configs = [ ":libyuv_config" ]

  defines = []

  if (!is_ios) {
    defines += [ "HAVE_JPEG" ]
  }

  if (is_msan) {
    # MemorySanitizer does not support assembly code yet.
    # http://crbug.com/344505
    defines += [ "LIBYUV_DISABLE_X86" ]
  }

  deps = [
    "//third_party:jpeg",
  ]

  if (use_neon) {
    deps += [ ":libyuv_neon" ]
  }

  if (is_nacl) {
    # Always enable optimization under NaCl to workaround crbug.com/538243 .
    configs -= [ "//build/config/compiler:default_optimization" ]
    configs += [ "//build/config/compiler:optimize_max" ]
  }
}

if (use_neon) {
  static_library("libyuv_neon") {
    sources = [
      # ARM Source Files
      "source/compare_neon.cc",
      "source/compare_neon64.cc",
      "source/rotate_neon.cc",
      "source/rotate_neon64.cc",
      "source/row_neon.cc",
      "source/row_neon64.cc",
      "source/scale_neon.cc",
      "source/scale_neon64.cc",
    ]

    public_configs = [ ":libyuv_config" ]

    if (current_cpu != "arm64") {
      configs -= [ "//build/config/compiler:compiler_arm_fpu" ]
      cflags = [ "-mfpu=neon" ]
    }
  }
}