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# 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/features.gni")
import("//testing/test.gni")
import("libyuv.gni")
declare_args() {
# Set to false to disable building with absl flags.
libyuv_use_absl_flags = true
# When building a shared library using a target in WebRTC or
# Chromium projects that depends on libyuv, setting this flag
# to true makes libyuv symbols visible inside that library.
libyuv_symbols_visible = false
}
config("libyuv_config") {
include_dirs = [ "include" ]
if (is_android) {
if (target_cpu == "arm" || target_cpu == "x86" || target_cpu == "mipsel") {
ldflags = [ "-Wl,--dynamic-linker,/system/bin/linker" ]
} else {
ldflags = [ "-Wl,--dynamic-linker,/system/bin/linker64" ]
}
}
# Define CHROMIUM to tell cpu_id to avoid sandbox unsafe system calls.
defines = [ "CHROMIUM" ]
if (!libyuv_use_neon) {
defines += [ "LIBYUV_DISABLE_NEON" ]
}
if (!libyuv_use_sve) {
defines += [ "LIBYUV_DISABLE_SVE" ]
}
if (!libyuv_use_sme) {
defines += [ "LIBYUV_DISABLE_SME" ]
}
if (libyuv_disable_rvv) {
defines += [ "LIBYUV_DISABLE_RVV" ]
}
if (!libyuv_use_lsx) {
defines += [ "LIBYUV_DISABLE_LSX" ]
}
if (!libyuv_use_lasx) {
defines += [ "LIBYUV_DISABLE_LASX" ]
}
}
# This target is built when no specific target is specified on the command line.
group("default") {
testonly = true
deps = [ ":libyuv" ]
if (libyuv_include_tests) {
deps += [
":compare",
":cpuid",
":i444tonv12_eg",
":libyuv_unittest",
":psnr",
":yuvconstants",
":yuvconvert",
]
}
}
group("libyuv") {
all_dependent_configs = [ ":libyuv_config" ]
deps = []
if (is_win && target_cpu == "x64") {
# Compile with clang in order to get inline assembly
public_deps = [ ":libyuv_internal(//build/toolchain/win:win_clang_x64)" ]
} else {
public_deps = [ ":libyuv_internal" ]
}
if (libyuv_use_neon) {
deps += [ ":libyuv_neon" ]
}
if (libyuv_use_sve) {
deps += [ ":libyuv_sve" ]
}
if (libyuv_use_sme) {
deps += [ ":libyuv_sme" ]
}
if (libyuv_use_msa) {
deps += [ ":libyuv_msa" ]
}
if (libyuv_use_lsx) {
deps += [ ":libyuv_lsx" ]
}
if (libyuv_use_lasx) {
deps += [ ":libyuv_lasx" ]
}
if (!is_ios && !libyuv_disable_jpeg) {
# Make sure that clients of libyuv link with libjpeg. This can't go in
# libyuv_internal because in Windows x64 builds that will generate a clang
# build of libjpeg, and we don't want two copies.
deps += [ "//third_party:jpeg" ]
}
}
static_library("libyuv_internal") {
visibility = [ ":*" ]
sources = [
# Headers
"include/libyuv.h",
"include/libyuv/basic_types.h",
"include/libyuv/compare.h",
"include/libyuv/compare_row.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/loongson_intrinsics.h",
"include/libyuv/macros_msa.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_rgb.h",
"include/libyuv/scale_row.h",
"include/libyuv/scale_uv.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_gcc.cc",
"source/rotate_win.cc",
"source/row_any.cc",
"source/row_common.cc",
"source/row_gcc.cc",
"source/row_rvv.cc",
"source/row_win.cc",
"source/scale.cc",
"source/scale_any.cc",
"source/scale_argb.cc",
"source/scale_common.cc",
"source/scale_gcc.cc",
"source/scale_rgb.cc",
"source/scale_rvv.cc",
"source/scale_uv.cc",
"source/scale_win.cc",
"source/video_common.cc",
]
configs += [ ":libyuv_config" ]
defines = []
deps = []
if (libyuv_symbols_visible) {
configs -= [ "//build/config/gcc:symbol_visibility_hidden" ]
configs += [ "//build/config/gcc:symbol_visibility_default" ]
}
if ((!is_ios || use_blink) && !libyuv_disable_jpeg) {
defines += [ "HAVE_JPEG" ]
# Needed to pull in libjpeg headers. Can't add //third_party:jpeg to deps
# because in Windows x64 build it will get compiled with clang.
deps += [ "//third_party:jpeg_includes" ]
}
# Always enable optimization for Release and NaCl builds (to workaround
# crbug.com/538243).
if (!is_debug || is_nacl) {
configs -= [ "//build/config/compiler:default_optimization" ]
# Enable optimize for speed (-O2) over size (-Os).
configs += [ "//build/config/compiler:optimize_max" ]
}
# To enable AVX2 or other cpu optimization, pass flag here
if (!is_win) {
cflags = [
# "-mpopcnt",
# "-mavx2",
# "-mfma",
"-ffp-contract=fast", # Enable fma vectorization for NEON.
]
}
}
if (libyuv_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",
]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
if (current_cpu == "arm64") {
cflags = [ "-march=armv8-a+dotprod+i8mm" ]
} else {
configs -= [ "//build/config/compiler:compiler_arm_fpu" ]
cflags = [ "-mfpu=neon" ]
}
}
}
if (libyuv_use_sve) {
static_library("libyuv_sve") {
sources = [ "source/row_sve.cc" ]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
# SVE2 is an Armv9-A feature.
cflags = [ "-march=armv9-a+sve2" ]
}
}
if (libyuv_use_sme) {
static_library("libyuv_sme") {
sources = [
"source/rotate_sme.cc",
"source/row_sme.cc",
"source/scale_sme.cc",
]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
# SME is an Armv9-A feature.
cflags = [ "-march=armv9-a+sme" ]
}
}
if (libyuv_use_msa) {
static_library("libyuv_msa") {
sources = [
# MSA Source Files
"source/compare_msa.cc",
"source/rotate_msa.cc",
"source/row_msa.cc",
"source/scale_msa.cc",
]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
}
}
if (libyuv_use_lsx) {
static_library("libyuv_lsx") {
sources = [
# LSX Source Files
"source/rotate_lsx.cc",
"source/row_lsx.cc",
"source/scale_lsx.cc",
]
cflags_cc = [
"-mlsx",
"-Wno-c++11-narrowing",
]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
}
}
if (libyuv_use_lasx) {
static_library("libyuv_lasx") {
sources = [
# LASX Source Files
"source/row_lasx.cc",
]
cflags_cc = [
"-mlasx",
"-Wno-c++11-narrowing",
]
deps = [ ":libyuv_internal" ]
public_configs = [ ":libyuv_config" ]
}
}
if (libyuv_include_tests) {
config("libyuv_unittest_warnings_config") {
if (!is_win) {
cflags = [
# TODO(fbarchard): Fix sign and unused variable warnings.
"-Wno-sign-compare",
"-Wno-unused-variable",
]
}
if (is_win) {
cflags = [
"/wd4245", # signed/unsigned mismatch
"/wd4189", # local variable is initialized but not referenced
]
}
}
config("libyuv_unittest_config") {
defines = [ "GTEST_RELATIVE_PATH" ]
}
test("libyuv_unittest") {
testonly = true
sources = [
"unit_test/basictypes_test.cc",
"unit_test/color_test.cc",
"unit_test/compare_test.cc",
"unit_test/convert_argb_test.cc",
"unit_test/convert_test.cc",
"unit_test/cpu_test.cc",
"unit_test/cpu_thread_test.cc",
"unit_test/math_test.cc",
"unit_test/planar_test.cc",
"unit_test/rotate_argb_test.cc",
"unit_test/rotate_test.cc",
"unit_test/scale_argb_test.cc",
"unit_test/scale_plane_test.cc",
"unit_test/scale_rgb_test.cc",
"unit_test/scale_test.cc",
"unit_test/scale_uv_test.cc",
"unit_test/unit_test.cc",
"unit_test/unit_test.h",
"unit_test/video_common_test.cc",
]
deps = [
":libyuv",
"//testing/gtest",
]
defines = []
if (libyuv_use_absl_flags) {
defines += [ "LIBYUV_USE_ABSL_FLAGS" ]
deps += [
"//third_party/abseil-cpp/absl/flags:flag",
"//third_party/abseil-cpp/absl/flags:parse",
]
}
configs += [ ":libyuv_unittest_warnings_config" ]
public_deps = [ "//testing/gtest" ]
public_configs = [ ":libyuv_unittest_config" ]
if (is_linux || is_chromeos) {
cflags = [ "-fexceptions" ]
# For enabling ASLR.
ldflags = [ "-pie" ]
}
if (is_ios) {
configs -= [ "//build/config/compiler:default_symbols" ]
configs += [ "//build/config/compiler:symbols" ]
cflags = [ "-Wno-sometimes-uninitialized" ]
}
if (!is_ios && !libyuv_disable_jpeg) {
defines += [ "HAVE_JPEG" ]
}
if (is_android) {
deps += [ "//testing/android/native_test:native_test_native_code" ]
}
# TODO(YangZhang): These lines can be removed when high accuracy
# YUV to RGB to Neon is ported.
if ((target_cpu == "armv7" || target_cpu == "armv7s" ||
(target_cpu == "arm" && arm_version >= 7) || target_cpu == "arm64") &&
(arm_use_neon || arm_optionally_use_neon)) {
defines += [ "LIBYUV_NEON" ]
}
defines += [
# Enable the following 3 macros to turn off assembly for specified CPU.
# "LIBYUV_DISABLE_X86",
# "LIBYUV_DISABLE_NEON",
# Enable the following macro to build libyuv as a shared library (dll).
# "LIBYUV_USING_SHARED_LIBRARY"
]
}
executable("compare") {
sources = [
# sources
"util/compare.cc",
]
deps = [ ":libyuv" ]
if (is_linux || is_chromeos) {
cflags = [ "-fexceptions" ]
}
}
executable("yuvconvert") {
sources = [
# sources
"util/yuvconvert.cc",
]
deps = [ ":libyuv" ]
if (is_linux || is_chromeos) {
cflags = [ "-fexceptions" ]
}
}
executable("yuvconstants") {
sources = [
# sources
"util/yuvconstants.c",
]
deps = [ ":libyuv" ]
if (is_linux || is_chromeos) {
cflags = [ "-fexceptions" ]
}
}
executable("psnr") {
sources = [
# sources
"util/psnr.cc",
"util/psnr_main.cc",
"util/ssim.cc",
]
deps = [ ":libyuv" ]
if (!is_ios && !libyuv_disable_jpeg) {
defines = [ "HAVE_JPEG" ]
}
}
executable("i444tonv12_eg") {
sources = [
# sources
"util/i444tonv12_eg.cc",
]
deps = [ ":libyuv" ]
}
executable("cpuid") {
sources = [
# sources
"util/cpuid.c",
]
deps = [ ":libyuv" ]
}
}
