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      1 # Copyright 2011 The LibYuv Project Authors. All rights reserved.
      2 #
      3 # Use of this source code is governed by a BSD-style license
      4 # that can be found in the LICENSE file in the root of the source
      5 # tree. An additional intellectual property rights grant can be found
      6 # in the file PATENTS. All contributing project authors may
      7 # be found in the AUTHORS file in the root of the source tree.
      8 
      9 {
     10   'includes': [
     11     'libyuv.gypi',
     12   ],
     13   # Make sure that if we are being compiled to an xcodeproj, nothing tries to
     14   # include a .pch.
     15   'xcode_settings': {
     16     'GCC_PREFIX_HEADER': '',
     17     'GCC_PRECOMPILE_PREFIX_HEADER': 'NO',
     18   },
     19   'variables': {
     20     'use_system_libjpeg%': 0,
     21     # Can be enabled if your jpeg has GYP support.
     22     'libyuv_disable_jpeg%': 1,
     23     # 'chromium_code' treats libyuv as internal and increases warning level.
     24     'chromium_code': 1,
     25     # clang compiler default variable usable by other apps that include libyuv.
     26     'clang%': 0,
     27     # Link-Time Optimizations.
     28     'use_lto%': 0,
     29     'mips_msa%': 0,  # Default to msa off.
     30     'build_neon': 0,
     31     'build_msa': 0,
     32     'conditions': [
     33        ['(target_arch == "armv7" or target_arch == "armv7s" or \
     34        (target_arch == "arm" and arm_version >= 7) or target_arch == "arm64")\
     35        and (arm_neon == 1 or arm_neon_optional == 1)', {
     36          'build_neon': 1,
     37        }],
     38        ['(target_arch == "mipsel" or target_arch == "mips64el")\
     39        and (mips_msa == 1)',
     40        {
     41          'build_msa': 1,
     42        }],
     43     ],
     44   },
     45 
     46   'targets': [
     47     {
     48       'target_name': 'libyuv',
     49       # Change type to 'shared_library' to build .so or .dll files.
     50       'type': 'static_library',
     51       'variables': {
     52         'optimize': 'max',  # enable O2 and ltcg.
     53       },
     54       # Allows libyuv.a redistributable library without external dependencies.
     55       'standalone_static_library': 1,
     56       'conditions': [
     57        # Disable -Wunused-parameter
     58         ['clang == 1', {
     59           'cflags': [
     60             '-Wno-unused-parameter',
     61          ],
     62         }],
     63         ['build_neon != 0', {
     64           'defines': [
     65             'LIBYUV_NEON',
     66           ],
     67           'cflags!': [
     68             '-mfpu=vfp',
     69             '-mfpu=vfpv3',
     70             '-mfpu=vfpv3-d16',
     71             # '-mthumb',  # arm32 not thumb
     72           ],
     73           'conditions': [
     74             # Disable LTO in libyuv_neon target due to gcc 4.9 compiler bug.
     75             ['clang == 0 and use_lto == 1', {
     76               'cflags!': [
     77                 '-flto',
     78                 '-ffat-lto-objects',
     79               ],
     80             }],
     81             # arm64 does not need -mfpu=neon option as neon is not optional
     82             ['target_arch != "arm64"', {
     83               'cflags': [
     84                 '-mfpu=neon',
     85                 # '-marm',  # arm32 not thumb
     86               ],
     87             }],
     88           ],
     89         }],
     90         ['build_msa != 0', {
     91           'defines': [
     92             'LIBYUV_MSA',
     93           ],
     94         }],
     95         ['OS != "ios" and libyuv_disable_jpeg != 1', {
     96           'defines': [
     97             'HAVE_JPEG'
     98           ],
     99           'conditions': [
    100             # Caveat system jpeg support may not support motion jpeg
    101             [ 'use_system_libjpeg == 1', {
    102               'dependencies': [
    103                  '<(DEPTH)/third_party/libjpeg/libjpeg.gyp:libjpeg',
    104               ],
    105             }, {
    106               'dependencies': [
    107                  '<(DEPTH)/third_party/libjpeg_turbo/libjpeg.gyp:libjpeg',
    108               ],
    109             }],
    110             [ 'use_system_libjpeg == 1', {
    111               'link_settings': {
    112                 'libraries': [
    113                   '-ljpeg',
    114                 ],
    115               }
    116             }],
    117           ],
    118         }],
    119       ], #conditions
    120       'defines': [
    121         # Enable the following 3 macros to turn off assembly for specified CPU.
    122         # 'LIBYUV_DISABLE_X86',
    123         # 'LIBYUV_DISABLE_NEON',
    124         # 'LIBYUV_DISABLE_DSPR2',
    125         # Enable the following macro to build libyuv as a shared library (dll).
    126         # 'LIBYUV_USING_SHARED_LIBRARY',
    127         # TODO(fbarchard): Make these into gyp defines.
    128       ],
    129       'include_dirs': [
    130         'include',
    131         '.',
    132       ],
    133       'direct_dependent_settings': {
    134         'include_dirs': [
    135           'include',
    136           '.',
    137         ],
    138         'conditions': [
    139           ['OS == "android" and target_arch == "arm64"', {
    140             'ldflags': [
    141               '-Wl,--dynamic-linker,/system/bin/linker64',
    142             ],
    143           }],
    144           ['OS == "android" and target_arch != "arm64"', {
    145             'ldflags': [
    146               '-Wl,--dynamic-linker,/system/bin/linker',
    147             ],
    148           }],
    149         ], #conditions
    150       },
    151       'sources': [
    152         '<@(libyuv_sources)',
    153       ],
    154     },
    155   ], # targets.
    156 }
    157 
    158 # Local Variables:
    159 # tab-width:2
    160 # indent-tabs-mode:nil
    161 # End:
    162 # vim: set expandtab tabstop=2 shiftwidth=2:
    163