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# -*- Mode: Python -*- vi:si:et:sw=4:sts=4:ts=4:syntax=python
import shutil
from cerbero.utils import shell
class Recipe(custom.GStreamer):
name = 'gst-libav-1.0'
licenses = [License.LGPLv2Plus]
autoreconf = True
autoreconfig_sh = './autogen.sh --noconfigure'
configure_options = "--disable-gpl --enable-static --disable-gtk-doc \
--disable-fatal-warnings "
remotes = {'origin': 'https://anongit.freedesktop.org/git/gstreamer/gst-libav'}
deps = ['gstreamer-1.0', 'gst-plugins-base-1.0', 'bzip2', 'zlib' ]
files_plugins_codecs_restricted = ['lib/gstreamer-1.0/libgstlibav%(mext)s']
files_plugins_codecs_restricted_devel = [
'lib/gstreamer-1.0/libgstlibav.a', 'lib/gstreamer-1.0/libgstlibav.la',
'lib/libavcodec.a', 'lib/libavcodec.la',
'lib/libavformat.a', 'lib/libavformat.la',
'lib/libavutil.a', 'lib/libavutil.la',
'lib/libswresample.a', 'lib/libswresample.la',
'lib/libavfilter.a', 'lib/libavfilter.la',
]
def prepare(self):
# Default AS is $CC, except iOS (set below)
if Architecture.is_arm(self.config.target_arch):
if self.config.target_platform == Platform.IOS:
if 'GAS' in os.environ:
self.set_env('AS', os.environ['GAS'])
else:
self.set_env('AS', os.environ['CC'])
# Explicitly disable nonfree code and [l]gplv3 in case upstream changes
# the default
libavextraconf = " --disable-nonfree --disable-version3 "
if self.config.target_platform == Platform.DARWIN:
if self.config.target_arch == Architecture.X86_64:
asflags = ' -arch x86_64 -m64'
elif self.config.target_arch == Architecture.X86:
asflags = ' -arch i386 -m32'
self.configure_options += ' ASFLAGS="%s"' % asflags
elif self.config.target_platform == Platform.ANDROID:
# This creates too much problems and we can do without it
libavextraconf += " --disable-linux-perf"
if self.config.target_arch == Architecture.X86:
# libav internally aligns stacks, while Android doesn't
libavextraconf += " --extra-cflags='-mincoming-stack-boundary=4'"
elif self.config.target_arch in [Architecture.ARM, Architecture.ARMv7]:
# Fails to link into an android App
# https://github.com/android-ndk/ndk/issues/337
libavextraconf += " --disable-neon"
if self.config.target_arch in [Architecture.X86]:
# Fails to link into an android app with relocation warnings
# in the custom assembly
# https://stackoverflow.com/questions/34691970/ffmpeg-for-android-neon-build-has-text-relocations/34697703#34697703
# https://issuetracker.google.com/issues/37067983
# https://trac.ffmpeg.org/ticket/4928
libavextraconf += " --disable-asm"
elif self.config.target_platform == Platform.IOS:
# Some optimisations that were previously silently disabled
# cause warnings now. Ignore them
libavextraconf += " --extra-cflags='-Wno-ignored-optimization-argument' "
elif self.config.target_platform == Platform.WINDOWS:
# FIXME: Remove when we update to ffmpeg 4.0 which fixes targetting Vista
if self.config.platform == Platform.WINDOWS:
# On Windows, configure is run as `sh -c "./configure <args>"`,
# and these arguments are passed to ffmpeg's configure, so we
# need a double layer of escaping for the spaces to be escaped
# on correctly, otherwise we get an error about how
# `-U_WIN32_WINNT` is not a valid configure argument.
winflags = '"-UWINVER\ -U_WIN32_WINNT\ -DWINVER=0x0501\ -D_WIN32_WINNT=0x0501"'
else:
winflags = '-UWINVER -U_WIN32_WINNT -DWINVER=0x0501 -D_WIN32_WINNT=0x0501'
libavextraconf += "--extra-cflags='{}'".format(winflags)
self.configure_options += ' --with-libav-extra-configure="{}" '.format(libavextraconf)
if self.config.variants.nodebug:
self.append_env('CFLAGS', '-DGST_LEVEL_MAX=GST_LEVEL_FIXME')
super(Recipe, self).prepare()
def configure(self):
super(recipe.Recipe, self).configure()
libav_path = os.path.join(self.build_dir, 'gst-libs', 'ext', 'libav')
if self.config.target_platform == Platform.WINDOWS:
replacements = {'RANLIB=ranlib': 'RANLIB=%s' % os.environ['RANLIB'],
'RANLIB=%s-ranlib' % self.config.host: 'RANLIB=%s' % os.environ['RANLIB']}
shell.replace(os.path.join(libav_path, 'ffbuild', 'config.mak'), replacements)
elif self.config.target_platform in [Platform.DARWIN, Platform.IOS]:
if self.config.target_arch == Architecture.X86:
replacements = {'HAVE_EBX_AVAILABLE=yes': 'HAVE_EBX_AVAILABLE=no',
'HAVE_EBX_AVAILABLE 1': 'HAVE_EBX_AVAILABLE 0',}
shell.replace(os.path.join(libav_path, 'ffbuild', 'config.mak'), replacements)
shell.replace(os.path.join(libav_path, 'config.h'), replacements)
if self.config.target_platform == Platform.IOS:
replacements = {'RANLIB=ranlib': 'RANLIB=%s' % os.environ['RANLIB'],
'RANLIB=%s-ranlib' % self.config.host: 'RANLIB=%s' % os.environ['RANLIB']}
shell.replace(os.path.join(libav_path, 'ffbuild', 'config.mak'), replacements)
# log2 and log2f are not provided by bionic, but they are not checked
# properly
elif self.config.target_platform == Platform.ANDROID:
replacements = {'HAVE_LOG2 1': 'HAVE_LOG2 0',
'HAVE_LOG2F 1': 'HAVE_LOG2F 0',}
shell.replace(os.path.join(libav_path, 'config.h'), replacements)
v = DistroVersion.get_android_api_version(self.config.target_distro_version)
if self.config.target_arch in [Architecture.ARM, Architecture.ARMv7, Architecture.X86] and v < 21:
replacements = {'-D_FILE_OFFSET_BITS=64': '',}
shell.replace(os.path.join(libav_path, 'ffbuild', 'config.mak'), replacements)
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