azure-pipelines.yml

jobs:
- job: Build
  pool:
    vmImage: 'Ubuntu 16.04'
  strategy:
    maxParallel: 10
    matrix:
      snapshot:
        VERSION: snapshot

      4_1:
        VERSION: 4.1
        
      4_0:
        VERSION: 4.0
        
      3_4:
        VERSION: 3.4
        
      3_3:
        VERSION: 3.3
        
      3_2:
        VERSION: 3.2
        
      3_1:
        VERSION: 3.1
        
      3_0:
        VERSION: 3.0
        
      2_8:
        VERSION: 2.8
        
  steps:
  - script: |
      docker build -t ffmpeg:${VERSION} --build-arg MAKEFLAGS="-j$(($(grep -c ^processor /proc/cpuinfo) + 1))" docker-images/${VERSION}/
      docker run --rm ffmpeg:${VERSION} ffmpeg -buildconf