Simplify Dockerfile (#14)

Remove dependency on `libjasper-dev`.

The libMediaSDK version 2.0.6 no longer has it as a dependency.

Author: syncom

Dockerfile

@@ -5,11 +5,7 @@ ARG MEDIASDK_UBUNTU_DEB=libMediaSDK-dev_2.0-6_amd64_ubuntu18.04.deb
 ENV PATH="${PATH}:/root/scripts"
 
 RUN apt update && apt install software-properties-common -y && \
- # For libjasper-dev
- add-apt-repository 'deb http://security.ubuntu.com/ubuntu xenial-security main' && \
- apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32 && \
- apt update && \
- apt install curl git build-essential libjpeg-dev libtiff-dev libjasper-dev ffmpeg exiftool bc -y
+ apt install curl git build-essential libjpeg-dev libtiff-dev ffmpeg exiftool bc -y
 WORKDIR /root
 COPY ${MEDIASDK_UBUNTU_DEB} .
 RUN dpkg -i ${MEDIASDK_UBUNTU_DEB}