# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

EXPORTS += [
    'YCbCrUtils.h',
]

UNIFIED_SOURCES += [
    'scale_yuv_argb.cpp',
    'ycbcr_to_rgb565.cpp',
    'YCbCrUtils.cpp',
    'yuv_convert.cpp',
    'yuv_row_c.cpp',
    'yuv_row_table.cpp',
]

if CONFIG['INTEL_ARCHITECTURE']:
    # These files use MMX and SSE2 intrinsics, so they need special compile flags
    # on some compilers.
    SOURCES += ['yuv_convert_sse2.cpp']
    SOURCES['yuv_convert_sse2.cpp'].flags += CONFIG['SSE2_FLAGS']

    # MSVC doesn't support MMX when targeting AMD64.
    if CONFIG['CC_TYPE'] == 'clang-cl':
        if CONFIG['TARGET_CPU'] == 'x86':
            SOURCES += [
                'yuv_convert_mmx.cpp',
            ]
    else:
        SOURCES += ['yuv_convert_mmx.cpp']
        SOURCES['yuv_convert_mmx.cpp'].flags += CONFIG['MMX_FLAGS']

if CONFIG['CC_TYPE'] == 'clang-cl':
    if CONFIG['TARGET_CPU'] == 'x86_64' or \
       (CONFIG['TARGET_CPU'] == 'x86' and CONFIG['CC_TYPE'] == 'clang-cl'):
        SOURCES += [
            'yuv_row_win64.cpp',
        ]
        # yuv_row_win64.cpp provides SSE2 versions of the row functions.
        DEFINES['MOZ_YCBCR_ROW_SSE'] = True
    else:
        # We only reach this branch for clang-cl (ie Windows) builds that
        # aren't a type of x86, ie Windows on ARM64. yuv_row_win.cpp only
        # contains x86 optimizations (guarded on _M_IX86), so its SSE code is
        # inactive here and it falls back to the _C row functions, hence we do
        # not define MOZ_YCBCR_ROW_SSE. This is kind of silly (it ends up
        # equivalent to yuv_row_other.cpp) and should be cleaned up.
        SOURCES += [
            'yuv_row_win.cpp',
        ]
elif CONFIG['OS_ARCH'] in ('Linux', 'SunOS', 'Darwin', 'DragonFly',
                           'FreeBSD', 'NetBSD', 'OpenBSD'):
    SOURCES += [
        'yuv_row_posix.cpp',
    ]
    if CONFIG['INTEL_ARCHITECTURE']:
        # yuv_row_posix.cpp provides SSE versions of the row functions on x86.
        DEFINES['MOZ_YCBCR_ROW_SSE'] = True
else:
    SOURCES += [
        'yuv_row_other.cpp',
    ]

if CONFIG['TARGET_CPU'] == 'arm' and CONFIG['HAVE_ARM_NEON']:
    SOURCES += [
        'yuv_row_arm.s',
    ]
    SOURCES += [
        'yuv_convert_arm.cpp',
    ]
    # yuv_row_arm.s requires preprocessing
    ASFLAGS += ["-x", "assembler-with-cpp"]

LOCAL_INCLUDES += ['/media/libyuv/libyuv/include']

FINAL_LIBRARY = 'xul'