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• How to install this nodejs Application

  15 février 2016, par metalbug

  https://github.com/hexator/live4chan

  i have VMware run ubuntu-14.10-server and 15.10-server

  sudo apt-get install -y 
  
       git mongodb imagemagick libcairo2-dev libjpeg8-dev 
  
       libpango1.0-dev libgif-dev build-essential g++ ffmpeg curl

  install success

  git clone https://github.com/hexator/live4chan.git; 
  
  cd live4chan; 
  
  npm install

  but have errors

  test@ubuntu:~/live4chan$ npm start
  
  
  
      LiveChan@0.0.1 start /home/test/live4chan
  
      node lib/index.js
  
  
  
  Missing certificate or private key
  
  Running with insecure server
  
  info - socket.io started
  
  connect.limit() will be removed in connect 3.0
  
  connect.multipart() will be removed in connect 3.0
  
  visit https://github.com/senchalabs/connect/wiki/Connect-3.0 for alternatives
  
  connect.limit() will be removed in connect 3.0
  
  
  
  module.js:340
  
  throw err;
  
  ^
  
  Error: Cannot find module 'carrier'
  
  at Function.Module._resolveFilename (module.js:338:15)
  
  at Function.Module._load (module.js:280:25)
  
  at Module.require (module.js:364:17)
  
  at require (module.js:380:17)
  
  at Object. (/home/test/ircd.js/lib/server.js:24:15)
  
  at Module._compile (module.js:456:26)
  
  at Object.Module._extensions..js (module.js:474:10)
  
  at Module.load (module.js:356:32)
  
  at Function.Module._load (module.js:312:12)
  
  at Module.require (module.js:364:17)
  
  
  
  npm ERR! Linux 4.2.0-16-generic
  
  npm ERR! argv "node" "/usr/local/bin/npm" "start"
  
  npm ERR! node v0.10.42
  
  npm ERR! npm v3.7.2
  
  npm ERR! code ELIFECYCLE
  
  npm ERR! LiveChan@0.0.1 start: node lib/index.js
  
  npm ERR! Exit status 8
  
  npm ERR!
  
  npm ERR! Failed at the LiveChan@0.0.1 start script 'node lib/index.js'.
  
  npm ERR! Make sure you have the latest version of node.js and npm installed.
  
  npm ERR! If you do, this is most likely a problem with the LiveChan package,
  
  npm ERR! not with npm itself.
  
  npm ERR! Tell the author that this fails on your system:
  
  npm ERR! node lib/index.js
  
  npm ERR! You can get information on how to open an issue for this project with:
  
  npm ERR! npm bugs LiveChan
  
  npm ERR! Or if that isn't available, you can get their info via:
  
  npm ERR! npm owner ls LiveChan
  
  npm ERR! There is likely additional logging output above.
  
  
  
  npm ERR! Please include the following file with any support request:
  
  npm ERR! /home/test/live4chan/npm-debug.log
  
  
  
  ==========================================================
  
  /home/test/live4chan/npm-debug.log
  
  
  
  0 info it worked if it ends with ok
  
  1 verbose cli [ 'node', '/usr/local/bin/npm', 'start' ]
  
  2 info using npm@3.7.2
  
  3 info using node@v0.10.42
  
  4 verbose run-script [ 'prestart', 'start', 'poststart' ]
  
  5 info lifecycle LiveChan@0.0.1~prestart: LiveChan@0.0.1
  
  6 silly lifecycle LiveChan@0.0.1~prestart: no script for prestart, continuing
  
  7 info lifecycle LiveChan@0.0.1~start: LiveChan@0.0.1
  
  8 verbose lifecycle LiveChan@0.0.1~start: unsafe-perm in lifecycle true
  
  9 verbose lifecycle LiveChan@0.0.1~start: PATH: /usr/local/lib/node_modules/npm/bin/node-gyp-bin:/home/test/live4chan/node_modules/.bin:/usr/local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games
  
  10 verbose lifecycle LiveChan@0.0.1~start: CWD: /home/test/live4chan
  
  11 silly lifecycle LiveChan@0.0.1~start: Args: [ '-c', 'node lib/index.js' ]
  
  12 silly lifecycle LiveChan@0.0.1~start: Returned: code: 8 signal: null
  
  13 info lifecycle LiveChan@0.0.1~start: Failed to exec start script
  
  14 verbose stack Error: LiveChan@0.0.1 start: node lib/index.js
  
  14 verbose stack Exit status 8
  
  14 verbose stack at EventEmitter. (/usr/local/lib/node_modules/npm/lib/utils/lifecycle.js:239:16)
  
  14 verbose stack at EventEmitter.emit (events.js:98:17)
  
  14 verbose stack at ChildProcess. (/usr/local/lib/node_modules/npm/lib/utils/spawn.js:24:14)
  
  14 verbose stack at ChildProcess.emit (events.js:98:17)
  
  14 verbose stack at maybeClose (child_process.js:766:16)
  
  14 verbose stack at Process.ChildProcess._handle.onexit (child_process.js:833:5)
  
  15 verbose pkgid LiveChan@0.0.1
  
  16 verbose cwd /home/test/live4chan
  
  17 error Linux 4.2.0-16-generic
  
  18 error argv "node" "/usr/local/bin/npm" "start"
  
  19 error node v0.10.42
  
  20 error npm v3.7.2
  
  21 error code ELIFECYCLE
  
  22 error LiveChan@0.0.1 start: node lib/index.js
  
  22 error Exit status 8
  
  23 error Failed at the LiveChan@0.0.1 start script 'node lib/index.js'.
  
  23 error Make sure you have the latest version of node.js and npm installed.
  
  23 error If you do, this is most likely a problem with the LiveChan package,
  
  23 error not with npm itself.
  
  23 error Tell the author that this fails on your system:
  
  23 error node lib/index.js
  
  23 error You can get information on how to open an issue for this project with:
  
  23 error npm bugs LiveChan
  
  23 error Or if that isn't available, you can get their info via:
  
  23 error npm owner ls LiveChan
  
  23 error There is likely additional logging output above.
  
  24 verbose exit [ 1, true ]

  I tried this :
  npm install carrier

  Or an error.

  and install Other versions of nodejs

  wget http://nodejs.org/dist/latest-v0.10.x/node-v0.10.42.tar.gz
  
  wget http://nodejs.org/dist/latest-v0.12.x/node-v0.12.10.tar.gz 
  
  wget http://nodejs.org/dist/latest-v4.x/node-v4.3.0.tar.gz
  
  wget http://nodejs.org/dist/latest-v5.x/node-v5.6.0.tar.gz
  
  tar zxvf node-v4.3.0.tar.gz
  
  cd node-v4.3.0
  
  ./configure 
  
  make
  
  sudo make install

  Nothing happened

  please help me
  Or you can tell me how to install, detailed, thank you very much !

• FFMPEG gives an error for rtp_mpegts on fedora

  6 mars 2017, par chaitanya kiran

  While executing below ffmpeg command on fedora 21 i m facing "Requested output format ’rtp_mpegts’ is not a suitable output format" ; whereas same works on Ubuntu any ideas please.

  ffmpeg -f v4l2 -i /dev/video0 -s 720x480 -pix_fmt yuv420p -vcodec h264 -r 30 -g 15 -ar 0 -streamid 0:48 -bf 2  -f rtp_mpegts rtp://239.0.32.0:50000

  ffmpeg version 2.4.11 Copyright (c) 2000-2015 the FFmpeg developers
  built on Aug 26 2015 19:46:08 with gcc 4.9.2 (GCC) 20150212 (Red Hat
  4.9.2-6) configuration : —prefix=/usr —bindir=/usr/bin —datadir=/usr/share/ffmpeg —incdir=/usr/include/ffmpeg —libdir=/usr/lib —mandir=/usr/share/man —arch=i686 —optflags=’-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong —param=ssp-buffer-size=4 -grecord-gcc-switches -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables’ —enable-bzlib —disable-crystalhd —enable-frei0r —enable-gnutls —enable-ladspa —enable-libass —enable-libcdio —enable-libdc1394 —disable-indev=jack —enable-libfreetype —enable-libgsm —enable-libmp3lame —enable-openal —enable-opencl —enable-libopencv —enable-libopenjpeg —enable-libopus —enable-libpulse —enable-libschroedinger —enable-libsoxr —enable-libspeex —enable-libtheora —enable-libvorbis —enable-libv4l2 —enable-libvpx —enable-libx264 —enable-libx265 —enable-libxvid —enable-x11grab —enable-avfilter —enable-avresample —enable-postproc —enable-pthreads —disable-static —enable-shared —enable-gpl —disable-debug —disable-stripping —shlibdir=/usr/lib —cpu=i686 —enable-runtime-cpudetect libavutil 54. 7.100 / 54. 7.100 libavcodec 56. 1.100 / 56. 1.100 libavformat 56. 4.101 /
  56. 4.101 libavdevice 56. 0.100 / 56. 0.100 libavfilter 5. 1.100 / 5. 1.100 libavresample 2. 1. 0 / 2. 1. 0 libswscale 3. 0.100 / 3. 0.100 libswresample 1. 1.100 /
  1. 1.100 libpostproc 53. 0.100 / 53. 0.100 Input #0, video4linux2,v4l2, from ’/dev/video0’ : Duration : N/A, start :
  554538.584009, bitrate : 199065 kb/s
  Stream #0:0 : Video : rawvideo (YUY2 / 0x32595559), yuyv422, 1920x1080, 199065 kb/s, 6 fps, 6 tbr, 1000k tbn, 1000k tbc

  [NULL @ 0x8e94d00] Requested output format ’rtp_mpegts’ is not a suitable output format rtp ://239.0.32.0:50000 : Invalid argument

• libffmpeg.so Not Executing ffmpeg 2.8.4 Commands

  27 janvier 2016, par Chirag Darji
  • libffmpeg.so is not working with command line arguments
  • I have successfully compiles ffmpeg and get static libffmpeg.so library.
  • I installed using android.mk and its installed successfully

  • but unable to execute ffmpeg command.

    *My build.sh is as follows 
    
    function build_r8b_test
    
    {
    
    bash configure --target-os=linux \
    
    --arch=arm \
    
    --cpu=cortex-a8 \
    
    --enable-runtime-cpudetect \
    
    --prefix=$PREFIX \
    
    --enable-pic \
    
    --disable-shared \
    
    --enable-static \
    
    --enable-cross-compile \
    
    --cc=$PREBUILT/bin/arm-linux-androideabi-gcc \
    
    --cross-prefix=$PREBUILT/bin/arm-linux-androideabi- \
    
    --sysroot="$PLATFORM" \
    
    --extra-cflags="-I../x264 -mfloat-abi=softfp -mfpu=neon -fPIE -pie -fPIC -DANDROID -marm -march=armv7-" \
    
    --extra-ldflags="-L../x264 -L$PREBUILT/lib/gcc/arm-linux-androideabi/4.9" \
    
    --extra-libs="-lgcc" \
    
    --enable-gpl \
    
    --enable-version3 \
    
    --enable-nonfree \
    
    --disable-doc \
    
    --enable-yasm \
    
    --enable-decoders \
    
    --enable-encoders \
    
    --enable-muxers \
    
    --enable-demuxers \
    
    --enable-parsers \
    
    --enable-protocols \
    
    --enable-filters \
    
    --disable-indevs \
    
    --disable-outdevs \
    
    --enable-hwaccels \
    
    --disable-ffmpeg \
    
    --disable-ffplay \
    
    --disable-ffprobe \
    
    --disable-ffserver \
    
    --disable-network \
    
    --enable-zlib \
    
    --enable-demuxer=mov \
    
    --enable-demuxer=h264 \
    
    --enable-protocol=file \
    
    --enable-avformat \
    
    --enable-avcodec \
    
    --enable-decoder=rawvideo \
    
    --enable-decoder=mjpeg \
    
    --enable-decoder=h263 \
    
    --enable-decoder=mpeg4 \
    
    --enable-decoder=h264 \
    
    --enable-parser=h264 \
    
    --enable-encoder=mpeg4 \
    
    --disable-asm \
    
    --enable-neon \
    
    --enable-armv5te \
    
    --disable-network \
    
    --enable-avfilter \
    
    --disable-avdevice \
    
    --enable-postproc \
    
    
    
    $ADDITIONAL_CONFIGURE_FLAG
    
    make clean
    
    make
    
    make  -j4 install
    
    $PREBUILT/bin/arm-linux-androideabi-ld -rpath-          link=$PLATFORM/usr/lib -L$PLATFORM/usr/lib  -soname libffmpeg.so -shared -nostdlib  -z noexecstack -Bsymbolic --whole-archive --no-undefined -o $PREFIX/libffmpeg.so libavcodec/libavcodec.a libavformat/libavformat.a libavutil/libavutil.a libavfilter/libavfilter.a libpostproc/libpostproc.a libswresample/libswresample.a libswscale/libswscale.a   -lc -lm -lz -ldl -llog  --warn-search-mismatch  --dynamic-linker=/system/bin/linker $PREBUILT/lib/gcc/arm-linux-androideabi/4.9/libgcc.a
    
    }
    
    #arm v7vfpv3
    
    CPU=armv7-a
    
    OPTIMIZE_CFLAGS="-mfloat-abi=softfp -mfpu=vfpv3-d16 -marm -march=$CPU "
    
    PREFIX=./android/$CPU
    
    ADDITIONAL_CONFIGURE_FLAG=
    
    build_r8b_test
    
    
    
    * and my androi.mk is as follow
    
    LOCAL_PATH := $(call my-dir)
    
    APP_ABI := armeabi-v7a
    
    include $(CLEAR_VARS)
    
    LOCAL_MODULE =myffmpeg
    
    LOCAL_SRC_FILES :=libffmpeg.so
    
    include $(PREBUILT_SHARED_LIBRARY)
    
    include $(CLEAR_VARS)
    
    PATH_TO_FFMPEG_SOURCE:=$(LOCAL_PATH)/ffmpeg
    
    LOCAL_C_INCLUDES += $(PATH_TO_FFMPEG_SOURCE)
    
    LOCAL_MODULE=ffmpeg-jni
    
    LOCAL_LDLIBS := -L/home/admin/android-sdk-linux/ndk-bundle/platforms/android-21/arch-arm/usr/lib -L$(LOCAL_PATH) -llog -ljnigraphics -lz -ldl -lgcc -lm
    
    LOCAL_SRC_FILES := ffmpeg-jni.c ffmpeg/cmdutils.h ffmpeg/cmdutils.c ffmpeg/ffmpeg.h ffmpeg/ffmpeg_opt.c ffmpeg/ffmpeg_filter.c
    
    
    
    LOCAL_SHARED_LIBRARIES:=myffmpeg
    
    include $(BUILD_SHARED_LIBRARY)

    • I have successfully installed armeabi obj and armeabi-v7a
      But it is not works simple ffmpeg command like (ffmpeg -y -i /mnt/sdcard/app.mp4 /mnt/sdcard/app.mkv).
      Applciation is terminate at ret = ffmpeg_parse_options(argc, argv) ; in ffmpeg-jni.c
      which is copied from ffmpeg.c.
      If i am doing wrond build please help me to get out this.