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# Enable NEON for all ARM processors
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set(ANDROID_ARM_NEON TRUE)
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# By including this file all necessary variables that point to compiler, linker, etc.
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# will be setup. Well, almost all.
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# Two variables have to be set before this line though:
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# ANDROID_PLATOFORM - the API level to compile against (number)
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# ANDROID_ABI - the ABI of the target platform
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include("$ENV{ANDROID_NDK_HOME}/build/cmake/android.toolchain.cmake")
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# AS_EXECUTABLE (AV1 Codec Library's variable) should point to an assembler
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# For x86 and x86_64 ABIs it needs yasm
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# For armeabi-v7a and arm64-v8a it is ok to use GNU assembler
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# When ANDROID_ABI is x86 or x86_64,
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# then CMAKE_ASM_NASM_COMPILER variable will point to the yasm compiler (it is set by android.toolchain.cmake)
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if(DEFINED CMAKE_ASM_NASM_COMPILER)
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set(AS_EXECUTABLE ${CMAKE_ASM_NASM_COMPILER})
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else()
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set(AS_EXECUTABLE ${ANDROID_ASM_COMPILER})
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endif()
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# AV1 Codec Library doesn't recognise 'i686' as CMAKE_SYSTEM_PROCESSOR
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# We have to specify x86 in AOM_TARGET_CPU variable instead
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if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686")
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set(AOM_TARGET_CPU x86)
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endif()
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# AV1 Codec Library doesn't recognise 'Android' as CMAKE_SYSTEM_NAME
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# We should set it to Linux instead
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set(CMAKE_SYSTEM_NAME "Linux")
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