android-vlc精简

 

android-vlc 精简

转载自：原文链接 http://blog.csdn.net/vertx/article/details/9047725

分类： 多媒体 2013-06-07 15:47  561人阅读  评论(3)  收藏  举报

vlc 多媒体

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 $@