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-rw-r--r--third_party/aom/build/cmake/toolchains/android.cmake53
1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/aom/build/cmake/toolchains/android.cmake b/third_party/aom/build/cmake/toolchains/android.cmake
new file mode 100644
index 0000000000..fb086856a7
--- /dev/null
+++ b/third_party/aom/build/cmake/toolchains/android.cmake
@@ -0,0 +1,53 @@
+#
+# Copyright (c) 2019, Alliance for Open Media. All rights reserved
+#
+# This source code is subject to the terms of the BSD 2 Clause License and the
+# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
+# not distributed with this source code in the LICENSE file, you can obtain it
+# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
+# License 1.0 was not distributed with this source code in the PATENTS file, you
+# can obtain it at www.aomedia.org/license/patent.
+#
+if(AOM_BUILD_CMAKE_TOOLCHAINS_ANDROID_CMAKE_)
+ return()
+endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ANDROID_CMAKE_
+set(AOM_BUILD_CMAKE_TOOLCHAINS_ANDROID_CMAKE_ 1)
+
+if(NOT ANDROID_PLATFORM)
+ set(ANDROID_PLATFORM android-24)
+endif()
+
+# Choose target architecture with:
+#
+# -DANDROID_ABI={armeabi-v7a,armeabi-v7a with NEON,arm64-v8a,x86,x86_64}
+if(NOT ANDROID_ABI)
+ set(ANDROID_ABI arm64-v8a)
+endif()
+
+# Toolchain files don't have access to cached variables:
+# https://gitlab.kitware.com/cmake/cmake/issues/16170. Set an intermediate
+# environment variable when loaded the first time.
+if(AOM_ANDROID_NDK_PATH)
+ set(ENV{_AOM_ANDROID_NDK_PATH} "${AOM_ANDROID_NDK_PATH}")
+else()
+ set(AOM_ANDROID_NDK_PATH "$ENV{_AOM_ANDROID_NDK_PATH}")
+endif()
+
+if("${AOM_ANDROID_NDK_PATH}" STREQUAL "")
+ message(FATAL_ERROR "AOM_ANDROID_NDK_PATH not set.")
+ return()
+endif()
+
+include("${AOM_ANDROID_NDK_PATH}/build/cmake/android.toolchain.cmake")
+
+if(ANDROID_ABI MATCHES "^armeabi")
+ set(AOM_NEON_INTRIN_FLAG "-mfpu=neon")
+endif()
+
+if(ANDROID_ABI MATCHES "^arm")
+ set(CMAKE_ASM_COMPILER as)
+elseif(ANDROID_ABI MATCHES "^x86")
+ set(CMAKE_ASM_NASM_COMPILER yasm)
+endif()
+
+set(CMAKE_SYSTEM_NAME "Android")