1 files changed, 111 insertions, 0 deletions
diff --git a/libs/ffvpx/ffvpxcommon.mozbuild b/libs/ffvpx/ffvpxcommon.mozbuild
new file mode 100644
index 000000000..0b55d77e9
--- /dev/null
+++ b/libs/ffvpx/ffvpxcommon.mozbuild
@@ -0,0 +1,111 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# 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/.
+
+# Add assembler flags and includes
+ASFLAGS += CONFIG['FFVPX_ASFLAGS']
+ASFLAGS += ['-I%s/libs/ffvpx' % TOPSRCDIR]
+
+if CONFIG['FFVPX_ASFLAGS']:
+    USE_YASM = True
+    if CONFIG['OS_ARCH'] == 'WINNT':
+       # Fix inline symbols and math defines for windows.
+        DEFINES['_USE_MATH_DEFINES'] = True
+        DEFINES['inline'] = "__inline"
+        # 32-bit windows need to prefix symbols with an underscore.
+        if CONFIG['CPU_ARCH'] == 'x86':
+            ASFLAGS += ['-DPREFIX']
+            ASFLAGS += ['-Pconfig_win32.asm']
+        else:
+            ASFLAGS += ['-Pconfig_win64.asm']
+    else:
+        # Default to unix, similar to how ASFLAGS setup works in configure.in
+        ASFLAGS += ['-Pconfig_unix64.asm']
+    # default disabled components
+    ASFLAGS += ['-Pdefaults_disabled.asm']
+
+LOCAL_INCLUDES += ['/libs/ffvpx']
+
+# We allow warnings for third-party code that can be updated from upstream.
+ALLOW_COMPILER_WARNINGS = True
+# Suppress warnings in third-party code.
+if CONFIG['GNU_CC']:
+    CFLAGS += [
+        '-Wno-parentheses',
+        '-Wno-pointer-sign',
+        '-Wno-sign-compare',
+        '-Wno-switch',
+        '-Wno-type-limits',
+        '-Wno-unused-function',
+        # XXX This does not seem to have any effect on some versions of GCC.
+        '-Wno-deprecated-declarations',
+    ]
+    if CONFIG['CLANG_CXX']:
+        CFLAGS += [
+            '-Wno-incompatible-pointer-types-discards-qualifiers',
+            '-Wno-string-conversion',
+            '-Wno-visibility',
+            # Workaround for https://bugs.llvm.org/show_bug.cgi?id=26828#c4 :
+            '-ffreestanding',
+        ]
+    else:
+        CFLAGS += [
+            '-Wno-discarded-qualifiers',
+            '-Wno-maybe-uninitialized',
+        ]
+    # Force visibility of cpu and av_log symbols.
+    CFLAGS += ['-include', 'libavutil_visibility.h']
+elif CONFIG['_MSC_VER']:
+    CFLAGS += [
+        '-wd4090', # 'return' : different 'const' qualifiers
+        '-wd4018', # '>' : signed/unsigned mismatch
+        '-wd4305', # 'initializing' : truncation from '__int64' to 'double'
+        '-wd4554', # '>>' : check operator precedence for possible error
+        '-wd4307', # '+' : integral constant overflow'
+        '-wd4028', # formal parameter 1 different from declaration
+        '-wd4056', # overflow in floating-point constant arithmetic
+        '-wd4756', # overflow in constant arithmetic
+        '-wd4005', #'WIN32_LEAN_AND_MEAN' : macro redefinition
+        '-wd4054', # 'type cast' : from function pointer 'FARPROC' to data pointer 'void *'
+        '-wd4189', # local variable is initialized but not referenced
+        '-wd4133', # 'function' : incompatible types - from 'AVSampleFormat *' to 'int *'
+        '-wd4221', # nonstandard extension used
+        '-wd4206', # nonstandard extension used
+        '-wd4702', # unreachable code
+        '-wd4101', # unreferenced local variable
+        '-wd4245', # conversion from 'int' to 'uint32_t', signed/unsigned mismatch
+        '-wd4703', # potentially uninitialized local pointer
+        '-wd4293', # '<<' : shift count negative or too big, undefined behavior
+        '-wd4334', # '<<' : result of 32-bit shift implicitly converted to 64 bits
+        '-wd4996', # The compiler encountered a deprecated declaration.
+        # from FFmpeg configure
+        '-wd4244', '-wd4127', '-wd4018', '-wd4389', '-wd4146', '-wd4701',
+        '-wd4057', '-wd4204', '-wd4706', '-wd4305', '-wd4152', '-wd4324',
+        '-we4013', '-wd4100', '-wd4214', '-wd4307', '-wd4273', '-wd4554',
+    ]
+    LOCAL_INCLUDES += ['/libs/ffvpx/compat/atomics/win32']
+
+DEFINES['HAVE_AV_CONFIG_H'] = True
+
+if CONFIG['MOZ_DEBUG']:
+    # Enable all assertions in debug builds.
+    DEFINES['ASSERT_LEVEL'] = 2
+elif not CONFIG['RELEASE_OR_BETA']:
+    # Enable fast assertions in opt builds of Nightly and Aurora.
+    DEFINES['ASSERT_LEVEL'] = 1
+
+# clang-cl's <intrin.h> doesn't work the same as MSVC's.  For details, see:
+#
+# http://lists.llvm.org/pipermail/cfe-dev/2016-September/050943.html
+#
+# As a temporary workaround while upstream decides how to address this,
+# we enable modules to make <intrin.h> more MSVC-compatible.
+if CONFIG['CLANG_CL']:
+    CFLAGS += [
+        '-Xclang',
+        '-fmodules',
+        '-Xclang',
+        '-fmodules-cache-path=' + TOPOBJDIR + '/libs/ffpvx',
+        '-fbuiltin-module-map',
+    ]