finished Dockerfile

Author: LukasBommes

Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:18.04 AS builder
 
 WORKDIR /home/video_cap
 
@@ -11,10 +11,61 @@ RUN mkdir -p /home/video_cap && \
   chmod +x install.sh && \
   ./install.sh
 
+# Install debugging tools
+RUN apt-get update && \
+  apt-get -y install \
+  gdb \
+  python3-dbg
+
+FROM ubuntu:18.04
+
+# install Python
+RUN apt-get update && \
+  apt-get upgrade -y && \
+  apt-get install -y \
+    pkg-config \
+    python3-dev \
+    python3-pip \
+    python3-numpy \
+    python3-pkgconfig && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN apt-get update -qq && \
+  apt-get -y install \
+    libgtk-3-dev \
+    libavcodec-dev \
+    libavformat-dev \
+    libswscale-dev \
+    libmp3lame-dev \
+    zlib1g-dev \
+    libx264-dev \
+    libsdl2-dev \
+    libvpx-dev \
+    libvdpau-dev \
+    libvorbis-dev \
+    libopus-dev \
+    libdc1394-22-dev \
+    liblzma-dev && \
+    rm -rf /var/lib/apt/lists/*
+
+# copy libraries
+WORKDIR /usr/local/lib
+COPY --from=builder /usr/local/lib .
+WORKDIR /usr/local/include
+COPY --from=builder /home/ffmpeg_build/include .
+WORKDIR /home/ffmpeg_build/lib
+COPY --from=builder /home/ffmpeg_build/lib .
+WORKDIR /usr/local/include/opencv4/
+COPY --from=builder /usr/local/include/opencv4/ .
+WORKDIR /home/opencv/build/lib
+COPY --from=builder /home/opencv/build/lib .
+
 # Set environment variables
 ENV PATH="$PATH:/home/bin"
 ENV PKG_CONFIG_PATH="$PKG_CONFIG_PATH:/home/ffmpeg_build/lib/pkgconfig"
 
+WORKDIR /home/video_cap
+
 COPY setup.py /home/video_cap
 COPY src /home/video_cap/src/
 
@@ -23,10 +74,4 @@ COPY vid.mp4 /home/video_cap
 RUN cd /home/video_cap && \
   python3 setup.py install
 
-# Install debugging tools
-RUN apt-get update && \
-  apt-get -y install \
-  gdb \
-  python3-dbg
-
 CMD ["sh", "-c", "tail -f /dev/null"]

setup.py

@@ -4,7 +4,6 @@
 import numpy as np
 
 d = pkgconfig.parse('libavformat libswscale opencv4')
-print(d)
 
 print("Numpy dir: ", np.get_include())