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# Copyright © 2018-2019, VideoLAN and dav1d authors# All rights reserved.## Redistribution and use in source and binary forms, with or without# modification, are permitted provided that the following conditions are met:## 1. Redistributions of source code must retain the above copyright notice, this#    list of conditions and the following disclaimer.## 2. Redistributions in binary form must reproduce the above copyright notice,#    this list of conditions and the following disclaimer in the documentation#    and/or other materials provided with the distribution.## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ## Build definition for the dav1d library# # libdav1d source fileslibdav1d_sources = files(    'cdf.c',    'cpu.c',    'data.c',    'decode.c',    'dequant_tables.c',    'getbits.c',    'intra_edge.c',    'itx_1d.c',    'lf_mask.c',    'log.c',    'mem.c',    'msac.c',    'obu.c',    'picture.c',    'qm.c',    'ref.c',    'refmvs.c',    'scan.c',    'tables.c',    'warpmv.c',    'wedge.c',) # libdav1d bitdepth source files# These files are compiled for each bitdepth with# `BITDEPTH` defined to the currently built bitdepth.libdav1d_tmpl_sources = files(    'cdef_apply_tmpl.c',    'cdef_tmpl.c',    'fg_apply_tmpl.c',    'film_grain_tmpl.c',    'ipred_prepare_tmpl.c',    'ipred_tmpl.c',    'itx_tmpl.c',    'lf_apply_tmpl.c',    'loopfilter_tmpl.c',    'looprestoration_tmpl.c',    'lr_apply_tmpl.c',    'mc_tmpl.c',    'recon_tmpl.c',) libdav1d_arch_tmpl_sources = [] libdav1d_bitdepth_objs = [] # libdav1d entrypoint source files# These source files contain library entry points and are# built with the stack-realign flag set, where necessary.libdav1d_entrypoints_sources = files(    'lib.c',    'thread_task.c') # ASM specific sourceslibdav1d_asm_objs = []# Arch-specific flagsarch_flags = []if is_asm_enabled    if (host_machine.cpu_family() == 'aarch64' or        host_machine.cpu_family().startswith('arm'))         libdav1d_sources += files(            'arm/cpu.c',        )        libdav1d_tmpl_sources += files(            'arm/cdef_init_tmpl.c',            'arm/ipred_init_tmpl.c',            'arm/itx_init_tmpl.c',            'arm/loopfilter_init_tmpl.c',            'arm/looprestoration_init_tmpl.c',            'arm/mc_init_tmpl.c',        )        if (host_machine.cpu_family() == 'aarch64' or            host_machine.cpu() == 'arm64')            libdav1d_sources_asm = files(                # itx.S is used for both 8 and 16 bpc.                'arm/64/itx.S',                'arm/64/looprestoration_common.S',                'arm/64/msac.S',            )             if dav1d_bitdepths.contains('8')                libdav1d_sources_asm += files(                    'arm/64/cdef.S',                    'arm/64/ipred.S',                    'arm/64/loopfilter.S',                    'arm/64/looprestoration.S',                    'arm/64/mc.S',                )            endif             if dav1d_bitdepths.contains('16')                libdav1d_sources_asm += files(                    'arm/64/cdef16.S',                    'arm/64/ipred16.S',                    'arm/64/itx16.S',                    'arm/64/loopfilter16.S',                    'arm/64/looprestoration16.S',                    'arm/64/mc16.S',                )            endif        elif host_machine.cpu_family().startswith('arm')            libdav1d_sources_asm = files(                'arm/32/looprestoration_common.S',                'arm/32/msac.S',            )             if dav1d_bitdepths.contains('8')                libdav1d_sources_asm += files(                    'arm/32/cdef.S',                    'arm/32/ipred.S',                    'arm/32/itx.S',                    'arm/32/loopfilter.S',                    'arm/32/looprestoration.S',                    'arm/32/mc.S',                )            endif             if dav1d_bitdepths.contains('16')                libdav1d_sources_asm += files(                    'arm/32/cdef16.S',                    'arm/32/loopfilter16.S',                    'arm/32/looprestoration16.S',                    'arm/32/mc16.S',                )            endif        endif         if use_gaspp            libdav1d_asm_objs = gaspp_gen.process(libdav1d_sources_asm)        else            libdav1d_sources += libdav1d_sources_asm        endif    elif host_machine.cpu_family().startswith('x86')         libdav1d_sources += files(            'x86/cpu.c',            'x86/msac_init.c',        )         libdav1d_tmpl_sources += files(            'x86/cdef_init_tmpl.c',            'x86/film_grain_init_tmpl.c',            'x86/ipred_init_tmpl.c',            'x86/itx_init_tmpl.c',            'x86/loopfilter_init_tmpl.c',            'x86/looprestoration_init_tmpl.c',            'x86/mc_init_tmpl.c',        )         # NASM source files        libdav1d_sources_asm = files(            'x86/cpuid.asm',            'x86/msac.asm',        )         if dav1d_bitdepths.contains('8')            libdav1d_sources_asm += files(                'x86/cdef_avx512.asm',                'x86/mc_avx512.asm',                'x86/cdef_avx2.asm',                'x86/mc_avx2.asm',                'x86/film_grain.asm',                'x86/ipred.asm',                'x86/itx.asm',                'x86/loopfilter.asm',                'x86/looprestoration.asm',                'x86/cdef_sse.asm',                'x86/film_grain_ssse3.asm',                'x86/ipred_ssse3.asm',                'x86/itx_ssse3.asm',                'x86/loopfilter_ssse3.asm',                'x86/looprestoration_sse.asm',                'x86/mc_sse.asm',            )        endif         if dav1d_bitdepths.contains('16')            libdav1d_sources_asm += files(            )        endif         # Compile the ASM sources with NASM        libdav1d_asm_objs = nasm_gen.process(libdav1d_sources_asm)    elif host_machine.cpu() == 'ppc64le'        arch_flags = ['-maltivec', '-mvsx']        libdav1d_sources += files(            'ppc/cpu.c',        )        libdav1d_arch_tmpl_sources += files(            'ppc/cdef_init_tmpl.c',            'ppc/looprestoration_init_tmpl.c',        )    endifendif   api_export_flags = [] ## Windows .rc file and API export flags# if host_machine.system() == 'windows' and get_option('default_library') != 'static'    rc_file = configure_file(        input : 'dav1d.rc.in',        output : 'dav1d.rc',        configuration : rc_data    )     libdav1d_rc_obj = winmod.compile_resources(rc_file)     api_export_flags = ['-DDAV1D_BUILDING_DLL']else    libdav1d_rc_obj = []endif    ## Library definitions# # Helper library for dav1d entrypointslibdav1d_entrypoints_objs = static_library('dav1d_entrypoint',    libdav1d_entrypoints_sources,    rev_target, config_h_target,     include_directories : dav1d_inc_dirs,    dependencies: [stdatomic_dependency],    c_args : [stackalign_flag, stackrealign_flag, api_export_flags],    install : false,    build_by_default : false,).extract_all_objects() # Helper library for each bitdepthlibdav1d_bitdepth_objs = []foreach bitdepth : dav1d_bitdepths    libdav1d_bitdepth_objs += static_library(        'dav1d_bitdepth_@0@'.format(bitdepth),        libdav1d_tmpl_sources, config_h_target,        include_directories: dav1d_inc_dirs,        dependencies : [stdatomic_dependency],        c_args : ['-DBITDEPTH=@0@'.format(bitdepth)] + stackalign_flag,        install : false,        build_by_default : false,    ).extract_all_objects()endforeach # Helper library for each bitdepth and architecture-specific flagsforeach bitdepth : dav1d_bitdepths    libdav1d_bitdepth_objs += static_library(        'dav1d_arch_bitdepth_@0@'.format(bitdepth),        libdav1d_arch_tmpl_sources, config_h_target,        include_directories: dav1d_inc_dirs,        dependencies : [stdatomic_dependency],        c_args : ['-DBITDEPTH=@0@'.format(bitdepth)] + stackalign_flag + arch_flags,        install : false,        build_by_default : false,    ).extract_all_objects()endforeach # The final dav1d libraryif host_machine.system() == 'windows'    dav1d_soversion = ''else    dav1d_soversion = dav1d_api_version_majorendif libdav1d = library('dav1d',    libdav1d_sources,    libdav1d_asm_objs,    libdav1d_rc_obj,     objects : [        libdav1d_bitdepth_objs,        libdav1d_entrypoints_objs        ],     include_directories : dav1d_inc_dirs,    dependencies : [        stdatomic_dependency,        thread_dependency,        thread_compat_dep,        libdl_dependency,        ],    c_args : [stackalign_flag, api_export_flags],    version : dav1d_soname_version,    soversion : dav1d_soversion,    install : true,) dav1d_dep = declare_dependency(link_with: libdav1d,    include_directories : include_directories('../include/dav1d')) ## Generate pkg-config .pc file#pkg_mod = import('pkgconfig')pkg_mod.generate(libraries: libdav1d,    version: meson.project_version(),    name: 'libdav1d',    filebase: 'dav1d',    description: 'AV1 decoding library')

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