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Ubuntu Android Keytool Setting

# 1. Keytool Path
# For Ubuntu
$ cd /usr/lib/jvm/java-1.8.0-openjdk-amd64/bin 

# For Mac
$ cd /Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/bin

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# 1. 패키지 목록을 받아오고
sudo apt-get update 

# 2. 컴파일시 필요한 패키지들 설치
sudo apt-get install build-essential checkinstall cmake git pkg-config yasm libtiff5-dev libjpeg-dev libjasper-dev libavcodec-dev libavformat-dev libswscale-dev libdc1394-22-dev libxine2-dev libgstreamer0.10-dev libgstreamer-plugins-base0.10-dev  libv4l-dev python-dev python-numpy libtbb-dev libgtk2.0-dev libfaac-dev libmp3lame-dev libopencore-amrnb-dev libopencore-amrwb-dev libtheora-dev libvorbis-dev libxvidcore-dev x264 v4l-utils libopenexr-dev python-tk  libeigen3-dev libx264-dev

sudo add-apt-repository ppa:mc3man/gstffmpeg-keep
sudo apt-get update
sudo apt-get install ffmpeg gstreamer0.10-ffmpeg

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Python S3 Upload by Boto

client = boto3.client('s3')
        bucket_name = 'api_reports'

        resp = client.put_object(
                                Bucket= bucket_name, 
                                Key= filename, 
                                Body= file,
 Expires= datetime.utcnow() + timedelta(days=7), )

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OpenCV Video Writer on Mac OS X

Fourcc tests:

• x : not worked
• o: worked (able to open in quicktime but need conversion)
• oo: worked well (preview worked but wrong aspect ratio)
• ooo: worked very well (preview worked, and aspect ratio’s right)

(Codecs are extracted from https://web.archive.org/web/20120722124832/http://opencv.willowgarage.com/wiki/QuickTimeCodecs )

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Android Release And Run Shell Script

#!/bin/bash
# For Inbody Release Build and Run on your mobile phone.

# path
cd ./android

# gradle build for release and signing apk

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/etc/vim/vimrc

• 파일 마지막에 아래 내용 삽입

 autocmd BufReadPost *
    \ if line("'\"") > 1 && line("'\"") <= line("$") |
    \ exe "normal! g`\"" |
    \ endif

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React Native Command

• 잊어버릴까 써놓는 커맨드

$ react-native link
$ react-native run-ios # Debug cmd + d
$ react-native run-android # Debug cmd + m Reload Double R
$ android avd # android virtual device

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/**
 * Created by yuhogyun on 2017. 3. 7..
 */

/**
 * Todo:
 * 1. 영상편집 효과(확대, 축소, fadein, fadeout, 자막, 메인그림 삽입)
 * 2. 음악을 자동으로 골라주어야함 => 유져가 선택할 수 있도록 하는건 어떨까? NCS중에 선택.
 * 3. Exception: 영상보다 시간이 긴 경우, 영상이 아닌경우
 *

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FFMPEG Install

ref: https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu

• x264, xvid 제외

$ brew install ffmpeg --with-chromaprint --with-fdk-aac --with-fontconfig --with-freetype --with-frei0r --with-game-music-emu --with-libass --with-libbluray --with-libbs2b --with-libcaca --with-libebur128 --with-libgsm --with-libmodplug --with-libmodplug --with-libsoxr --with-libssh --with-libvidstab --with-libvorbis --with-libvpx --with-opencore-amr --with-openh264 --with-openjpeg --with-openssl --with-opus  --with-rtmpdump --with-rubberband --with-rubberband --with-schroedinger --with-sdl2 --with-snappy --with-speex --with-tesseract --with-theora --with-tools --with-two-lame --with-wavpack --with-webp --with-x265 --with-xz --with-zeromq --with-zimg --without-lame --without-qtkit --without-securetransport --without-x264 --without-xvid --HEAD

• x264, xvid 포함

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# Open Nginx Configuration file
vi /etc/nginx/nginx.conf

# Add Next line on below http code
client_max_body_size 2M; # Edit body size