android-vlc 精简
首先精简ffmpeg rules.mak
改为:
# FFmpeg HASH=HEAD #FFMPEG_SNAPURL := http://git.videolan.org/?p=ffmpeg.git;a=snapshot;h=$(HASH);sf=tgz FFMPEG_SNAPURL := http://git.libav.org/?p=libav.git;a=snapshot;h=$(HASH);sf=tgz FFMPEGCONF = \ --cc="$(CC)" \ --disable-doc \ --enable-libgsm \ --enable-libopenjpeg \ --disable-debug \ --disable-avdevice \ --disable-devices \ --disable-avfilter \ --disable-filters \ --disable-bsfs \ --disable-bzlib # Those tools are named differently in FFmpeg and Libav # --disable-ffserver \ # --disable-ffplay \ # --disable-ffprobe DEPS_ffmpeg = zlib gsm openjpeg # Optional dependencies ifdef BUILD_ENCODERS FFMPEGCONF += --enable-libmp3lame --enable-libvpx --disable-decoder=libvpx --disable-decoder=libvpx_vp8 --disable-decoder=libvpx_vp9 DEPS_ffmpeg += lame $(DEPS_lame) vpx $(DEPS_vpx) else FFMPEGCONF += --disable-encoders --enable-encoder=png FFMPEGCONF += --disable-decoders --enable-decoder=h264 FFMPEGCONF += --disable-muxers FFMPEGCONF += --disable-demuxers --enable-demuxer=rtp --enable-demuxer=rtsp FFMPEGCONF += --disable-protocols --enable-protocol=rtp --enable-protocol=rtsp FFMPEGCONF += --disable-parsers --enable-parser=h264 --enable-parser=mpeg4video endif # Small size ifdef ENABLE_SMALL FFMPEGCONF += --enable-small ifeq ($(ARCH),arm) ifdef HAVE_ARMV7A FFMPEGCONF += --enable-thumb endif endif endif ifdef HAVE_CROSS_COMPILE FFMPEGCONF += --enable-cross-compile ifndef HAVE_IOS FFMPEGCONF += --cross-prefix=$(HOST)- endif endif # ARM stuff ifeq ($(ARCH),arm) FFMPEGCONF += --arch=arm ifdef HAVE_NEON FFMPEGCONF += --enable-neon endif ifdef HAVE_ARMV7A FFMPEGCONF += --cpu=cortex-a8 endif endif # MIPS stuff ifeq ($(ARCH),mipsel) FFMPEGCONF += --arch=mips endif # x86 stuff ifeq ($(ARCH),i386) ifndef HAVE_DARWIN_OS FFMPEGCONF += --arch=x86 endif endif # Darwin ifdef HAVE_DARWIN_OS FFMPEGCONF += --arch=$(ARCH) --target-os=darwin ifneq ($(findstring $(ARCH),i386 x86_64),) FFMPEGCONF += --enable-memalign-hack endif ifeq ($(ARCH),x86_64) FFMPEGCONF += --cpu=core2 endif endif ifdef HAVE_IOS ifeq ($(ARCH),arm) FFMPEGCONF += --enable-pic --as="$(AS)" endif endif # Linux ifdef HAVE_LINUX FFMPEGCONF += --target-os=linux --enable-pic endif # Windows ifdef HAVE_WIN32 ifndef HAVE_MINGW_W64 DEPS_ffmpeg += directx endif FFMPEGCONF += --target-os=mingw32 --enable-memalign-hack FFMPEGCONF += --enable-w32threads --enable-dxva2 \ --disable-decoder=dca ifdef HAVE_WIN64 FFMPEGCONF += --cpu=athlon64 --arch=x86_64 else # !WIN64 FFMPEGCONF+= --cpu=i686 --arch=x86 endif else # !Windows FFMPEGCONF += --enable-pthreads endif # Build PKGS += ffmpeg ifeq ($(call need_pkg,"libavcodec >= 52.25.0 libavformat >= 52.30.0 libswscale"),) PKGS_FOUND += ffmpeg endif $(TARBALLS)/ffmpeg-$(HASH).tar.gz: $(call download,$(FFMPEG_SNAPURL)) .sum-ffmpeg: $(TARBALLS)/ffmpeg-$(HASH).tar.gz $(warning Not implemented.) touch $@ ffmpeg: ffmpeg-$(HASH).tar.gz .sum-ffmpeg rm -Rf $@ $@-$(HASH) mkdir -p $@-$(HASH) $(ZCAT) "$<" | (cd $@-$(HASH) && tar xv --strip-components=1) $(MOVE) .ffmpeg: ffmpeg cd $< && $(HOSTVARS) ./configure \ --extra-ldflags="$(LDFLAGS)" $(FFMPEGCONF) \ --prefix="$(PREFIX)" --enable-static --disable-shared cd $< && $(MAKE) install-libs install-headers touch $@