# Enable NEON for all ARM processors set(ANDROID_ARM_NEON TRUE) # By including this file all necessary variables that point to compiler, linker, etc. # will be setup. Well, almost all. # Two variables have to be set before this line though: # ANDROID_PLATOFORM - the API level to compile against (number) # ANDROID_ABI - the ABI of the target platform include("$ENV{ANDROID_NDK_HOME}/build/cmake/android.toolchain.cmake") # AS_EXECUTABLE (AV1 Codec Library's variable) should point to an assembler # For x86 and x86_64 ABIs it needs yasm # For armeabi-v7a and arm64-v8a is is ok to use GNU assembler # When ANDROID_ABI is x86 or _86_64, # then CMAKE_ASM_NASM_COMPILER variable will point to the yasm compiler (it is set by android.toolchain.cmake) if(DEFINED CMAKE_ASM_NASM_COMPILER) set(AS_EXECUTABLE ${CMAKE_ASM_NASM_COMPILER}) else() set(AS_EXECUTABLE ${_CMAKE_TOOLCHAIN_PREFIX}as) endif() # AV1 Codec Library doesn't recognise 'i686' as CMAKE_SYSTEM_PROCESSOR # We have to specify x86 in AOM_TARGET_CPU variable instead if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686") set(AOM_TARGET_CPU x86) endif() # AV1 Codec Library doesn't recognise 'Android' as CMAKE_SYSTEM_NAME # We should set it to Linux instead set(CMAKE_SYSTEM_NAME "Linux")