From 4f0b3a46c7e80d3e53d1fc6e35d0d385a8b879ee Mon Sep 17 00:00:00 2001
From: Rik Huijzer <20724914+rikhuijzer@users.noreply.github.com>
Date: Sun, 3 May 2020 21:09:43 +0200
Subject: [PATCH 1/2] Make Ubuntu version explicit

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 530ca0948..bb7eaa2a4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3
+FROM python:3.7-stretch
 
 # Install numpy using system package manager
 RUN apt-get -y update && apt-get -y install libav-tools imagemagick libopencv-dev python-opencv

From 7029d1fc249688a6caef27d3ca7e4e8bcd964dc7 Mon Sep 17 00:00:00 2001
From: Rik Huijzer <20724914+rikhuijzer@users.noreply.github.com>
Date: Sun, 3 May 2020 22:00:46 +0200
Subject: [PATCH 2/2] Update to ffmpeg

---
 Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index bb7eaa2a4..ae8f567ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
-FROM python:3.7-stretch
+FROM python:3
 
 # Install numpy using system package manager
-RUN apt-get -y update && apt-get -y install libav-tools imagemagick libopencv-dev python-opencv
+RUN apt-get -y update && apt-get -y install ffmpeg imagemagick libopencv-dev python-opencv
 
 # Install some special fonts we use in testing, etc..
 RUN apt-get -y install fonts-liberation