skia2/third_party/libjpeg-turbo/BUILD.gn
Kevin Lubick c13cd6479d Reland "Build CanvasKit using GN/Ninja"
This is a reland of ecac712bec

Changes (best viewed comparing PS1 to latest)
 - Use emsdk 3.1.3 which includes important bug fixes
 - Remove unnecessary steps in compile.sh
 - Fix use of various gn args.
 - Avoid conflicts with Flutter's GN symbols
 - Add/update docs
 - Make activate-emsdk script compatible with our infra.

Original change's description:
> Build CanvasKit using GN/Ninja
>
> Build with
>
> ./bin/gn gen out/wasm_debug '--args=target_cpu="wasm"'
>
> or
>
> ./bin/gn gen out/wasm_release '--args=target_cpu="wasm" is_debug=false'
>
> Change-Id: Ib74586bf8397d57064a3899eaa6da76f9bce9049
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/502036
> Reviewed-by: Kevin Lubick <kjlubick@google.com>
> Reviewed-by: Ben Wagner <bungeman@google.com>

Change-Id: I601712a8953c2799fa029e782e097905b95e6b59
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/507717
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
2022-02-15 16:31:10 +00:00

120 lines
4.4 KiB
Plaintext

# Copyright 2016 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
declare_args() {
skia_use_system_libjpeg_turbo = is_official_build && !is_wasm
}
import("../third_party.gni")
if (skia_use_system_libjpeg_turbo) {
system("libjpeg") {
libs = [ "jpeg" ]
}
} else {
third_party("libjpeg") {
public_include_dirs = [
".",
"../externals/libjpeg-turbo",
]
defines = [
"TURBO_FOR_WINDOWS",
# Add support for arithmetic encoding (C_) and decoding (D_).
# This matches Android. Note that such JPEGs are likely rare, given lack of
# support by major browsers.
"C_ARITH_CODING_SUPPORTED=1",
"D_ARITH_CODING_SUPPORTED=1",
]
if (!is_win || is_clang) {
defines += [ "USE_CLZ_INTRINSIC" ] # Cuts a 64K table.
}
sources = [
"../externals/libjpeg-turbo/jaricom.c",
"../externals/libjpeg-turbo/jcapimin.c",
"../externals/libjpeg-turbo/jcapistd.c",
"../externals/libjpeg-turbo/jcarith.c",
"../externals/libjpeg-turbo/jccoefct.c",
"../externals/libjpeg-turbo/jccolor.c",
"../externals/libjpeg-turbo/jcdctmgr.c",
"../externals/libjpeg-turbo/jchuff.c",
"../externals/libjpeg-turbo/jcinit.c",
"../externals/libjpeg-turbo/jcmainct.c",
"../externals/libjpeg-turbo/jcmarker.c",
"../externals/libjpeg-turbo/jcmaster.c",
"../externals/libjpeg-turbo/jcomapi.c",
"../externals/libjpeg-turbo/jcparam.c",
"../externals/libjpeg-turbo/jcphuff.c",
"../externals/libjpeg-turbo/jcprepct.c",
"../externals/libjpeg-turbo/jcsample.c",
"../externals/libjpeg-turbo/jdapimin.c",
"../externals/libjpeg-turbo/jdapistd.c",
"../externals/libjpeg-turbo/jdarith.c",
"../externals/libjpeg-turbo/jdcoefct.c",
"../externals/libjpeg-turbo/jdcolor.c",
"../externals/libjpeg-turbo/jddctmgr.c",
"../externals/libjpeg-turbo/jdhuff.c",
"../externals/libjpeg-turbo/jdinput.c",
"../externals/libjpeg-turbo/jdmainct.c",
"../externals/libjpeg-turbo/jdmarker.c",
"../externals/libjpeg-turbo/jdmaster.c",
"../externals/libjpeg-turbo/jdmerge.c",
"../externals/libjpeg-turbo/jdphuff.c",
"../externals/libjpeg-turbo/jdpostct.c",
"../externals/libjpeg-turbo/jdsample.c",
"../externals/libjpeg-turbo/jerror.c",
"../externals/libjpeg-turbo/jfdctflt.c",
"../externals/libjpeg-turbo/jfdctfst.c",
"../externals/libjpeg-turbo/jfdctint.c",
"../externals/libjpeg-turbo/jidctflt.c",
"../externals/libjpeg-turbo/jidctfst.c",
"../externals/libjpeg-turbo/jidctint.c",
"../externals/libjpeg-turbo/jidctred.c",
"../externals/libjpeg-turbo/jmemmgr.c",
"../externals/libjpeg-turbo/jmemnobs.c",
"../externals/libjpeg-turbo/jpeg_nbits_table.c",
"../externals/libjpeg-turbo/jquant1.c",
"../externals/libjpeg-turbo/jquant2.c",
"../externals/libjpeg-turbo/jutils.c",
]
if (!is_win && (current_cpu == "arm" || current_cpu == "arm64")) {
defines += [ "NEON_INTRINSICS" ]
sources += [
"../externals/libjpeg-turbo/simd/arm/jccolor-neon.c",
"../externals/libjpeg-turbo/simd/arm/jcgray-neon.c",
"../externals/libjpeg-turbo/simd/arm/jcphuff-neon.c",
"../externals/libjpeg-turbo/simd/arm/jcsample-neon.c",
"../externals/libjpeg-turbo/simd/arm/jdcolor-neon.c",
"../externals/libjpeg-turbo/simd/arm/jdmerge-neon.c",
"../externals/libjpeg-turbo/simd/arm/jdsample-neon.c",
"../externals/libjpeg-turbo/simd/arm/jfdctfst-neon.c",
"../externals/libjpeg-turbo/simd/arm/jfdctint-neon.c",
"../externals/libjpeg-turbo/simd/arm/jidctfst-neon.c",
"../externals/libjpeg-turbo/simd/arm/jidctint-neon.c",
"../externals/libjpeg-turbo/simd/arm/jidctred-neon.c",
"../externals/libjpeg-turbo/simd/arm/jquanti-neon.c",
]
include_dirs = [ "../externals/libjpeg-turbo/simd/arm" ]
if (current_cpu == "arm") {
sources += [
"../externals/libjpeg-turbo/simd/arm/aarch32/jchuff-neon.c",
"../externals/libjpeg-turbo/simd/arm/aarch32/jsimd.c",
]
} else if (current_cpu == "arm64") {
sources += [
"../externals/libjpeg-turbo/simd/arm/aarch64/jchuff-neon.c",
"../externals/libjpeg-turbo/simd/arm/aarch64/jsimd.c",
]
}
} else {
sources += [ "../externals/libjpeg-turbo/jsimd_none.c" ]
}
}
}