Trigger workflows more selectively #6

	name: Reference resource generation tests

	on:
	workflow_dispatch:
	pull_request:
	paths:
	- test/generate_reference_resources.sh
	- .github/workflows/reference_resources.yaml # self reference
	schedule:
	- cron: '0 0 * * 0' # on sunday

	defaults:
	run:
	shell: bash -l -eo pipefail {0}

	jobs:
	test-reference-resource-generation:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.9']
	ffmpeg-version-for-tests: ['4.4.2', '5.1.2', '6.1.1', '7.0.1']
	steps:
	- name: Setup conda env
	uses: conda-incubator/setup-miniconda@v2
	with:
	auto-update-conda: true
	miniconda-version: "latest"
	activate-environment: test
	python-version: ${{ matrix.python-version }}

	- name: Install ffmpeg
	run: \|
	conda install "ffmpeg=${{ matrix.ffmpeg-version-for-tests }}" -c conda-forge
	ffmpeg -version

	- name: Update pip
	run: python -m pip install --upgrade pip

	- name: Instal generation dependencies
	run: \|
	# Note that we're installing stable - this is for running a script where we're a normal PyTorch
	# user, not for building TorhCodec.
	python -m pip install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
	python -m pip install numpy pillow

	- name: Check out repo
	uses: actions/checkout@v3

	- name: Run generation reference resources
	run: \|
	test/generate_reference_resources.sh

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