first commit

.devcontainer/Dockerfile

@@ -0,0 +1,21 @@
+# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.238.0/containers/python-3/.devcontainer/base.Dockerfile
+
+# [Choice] Python version (use -bullseye variants on local arm64/Apple Silicon): 3, 3.10, 3.9, 3.8, 3.7, 3.6, 3-bullseye, 3.10-bullseye, 3.9-bullseye, 3.8-bullseye, 3.7-bullseye, 3.6-bullseye, 3-buster, 3.10-buster, 3.9-buster, 3.8-buster, 3.7-buster, 3.6-buster
+ARG VARIANT="3.10-bullseye"
+FROM mcr.microsoft.com/vscode/devcontainers/python:0-${VARIANT}
+
+# [Choice] Node.js version: none, lts/*, 16, 14, 12, 10
+ARG NODE_VERSION="none"
+RUN if [ "${NODE_VERSION}" != "none" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
+
+# [Optional] If your pip requirements rarely change, uncomment this section to add them to the image.
+# COPY requirements.txt /tmp/pip-tmp/
+# RUN pip3 --disable-pip-version-check --no-cache-dir install -r /tmp/pip-tmp/requirements.txt \
+#    && rm -rf /tmp/pip-tmp
+
+# [Optional] Uncomment this section to install additional OS packages.
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y install --no-install-recommends <your-package-list-here>
+
+# [Optional] Uncomment this line to install global node packages.
+# RUN su vscode -c "source /usr/local/share/nvm/nvm.sh && npm install -g <your-package-here>" 2>&1

.devcontainer/devcontainer.json

@@ -0,0 +1,58 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.238.0/containers/python-3
+{
+	"name": "Radio Coda Stream Utilities",
+	"build": {
+		"dockerfile": "Dockerfile",
+		"context": "..",
+		"args": { 
+			// Update 'VARIANT' to pick a Python version: 3, 3.10, 3.9, 3.8, 3.7, 3.6
+			// Append -bullseye or -buster to pin to an OS version.
+			// Use -bullseye variants on local on arm64/Apple Silicon.
+			"VARIANT": "3.10-bullseye",
+			// Options
+			"NODE_VERSION": "none"
+		}
+	},
+
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			// Set *default* container specific settings.json values on container create.
+			"settings": { 
+				"python.defaultInterpreterPath": "/usr/local/bin/python",
+				"python.linting.enabled": true,
+				"python.linting.pylintEnabled": true,
+				"python.formatting.autopep8Path": "/usr/local/py-utils/bin/autopep8",
+				"python.formatting.blackPath": "/usr/local/py-utils/bin/black",
+				"python.formatting.yapfPath": "/usr/local/py-utils/bin/yapf",
+				"python.linting.banditPath": "/usr/local/py-utils/bin/bandit",
+				"python.linting.flake8Path": "/usr/local/py-utils/bin/flake8",
+				"python.linting.mypyPath": "/usr/local/py-utils/bin/mypy",
+				"python.linting.pycodestylePath": "/usr/local/py-utils/bin/pycodestyle",
+				"python.linting.pydocstylePath": "/usr/local/py-utils/bin/pydocstyle",
+				"python.linting.pylintPath": "/usr/local/py-utils/bin/pylint"
+			},
+
+			// Add the IDs of extensions you want installed when the container is created.
+			"extensions": [
+				"ms-python.python",
+				"ms-python.vscode-pylance",
+				"GitHub.copilot"
+			]
+		}
+	},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "pip3 install --user -r rootfs/requirements.txt",
+
+	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "vscode",
+	"features": {
+		"git": "os-provided"
+	}
+}

.env.example

@@ -0,0 +1,14 @@
+VBR=2500k
+FPS=15
+
+YOUTUBE_URL=rtmp://a.rtmp.youtube.com/live2
+KEY=
+
+NVIDIA_VISIBLE_DEVICES=all
+NVIDIA_DRIVER_CAPABILITIES=all
+
+VIDEO_SOURCE=/data/bg.gif
+AUDIO_SOURCE=
+
+NP_SOURCE=/data/song.txt
+FONT=/data/BebasNeue-Regular.ttf

.github/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+  # Maintain dependencies for docker
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every weekday
+      interval: "daily"

.github/workflows/docker-build.yml

@@ -0,0 +1,10 @@
+
+name: docker-build
+on: [push, pull_request]
+jobs:
+  build-image:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Build Docker Image
+        uses: actions/checkout@v3
+      - run: docker build . -t latest

.github/workflows/docker-publish.yml

@@ -0,0 +1,47 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: Create and publish a Docker image
+
+on:
+  workflow_dispatch:
+  release:
+    types: ["published"]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@49ed152c8eca782a232dede0303416e8f356c37b
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@69f6fc9d46f2f8bf0d5491e4aabe0bb8c6a4678a
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@e551b19e49efd4e98792db7592c17c09b89db8d8
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.gitignore

@@ -0,0 +1,2 @@
+.env
+data/*

Dockerfile

@@ -0,0 +1,8 @@
+FROM nvidia/cuda:11.7.0-base-ubuntu20.04
+COPY rootfs /
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ffmpeg
+RUN ln -s /usr/lib/x86_64-linux-gnu/libnvcuvid.so.1 /usr/lib/x86_64-linux-gnu/libnvcuvid.so 
+RUN ln -s /usr/lib/x86_64-linux-gnu/libnvidia-encode.so.1 /usr/lib/x86_64-linux-gnu/libnvidia-encode.so
+ENTRYPOINT ["/ffmpeg.sh"]

README.md

@@ -0,0 +1,13 @@
+# Radio Coda Stream Utilities
+The following repository contains the Docker image for ffmpeg which runs the Radio Coda Stream.
+
+This script was modified from [@ohld](https://github.com/ohld)'s article [How to create your 24/7 YouTube online radio](https://okhlopkov.medium.com/how-to-create-your-24-7-youtube-online-radio-ca9e6834c192)
+
+Docker image and modifications made by [@ikifar2012](https://github.com/ikifar2012)
+
+## Technical overview
+The Docker image consists of the ffmpeg script required to run the Radio Coda Stream, it relies on the [Radio Coda Stream Utilities](https://github.com/Project-Coda/Radio-Coda-Stream-Utilities) 
+to provide the now playing information and [Azuracast] to provide the audio stream.
+
+[Azuracast]: https://github.com/AzuraCast/AzuraCast
+[s6-overlay]: https://github.com/just-containers/s6-overlay

docker-compose.yml

@@ -0,0 +1,19 @@
+services:
+  stream:
+    restart: always
+    build: .
+    ports:
+      - "5000:5000"
+      - "5001:5001"
+      - "5410:5410" # required for authnentication
+    volumes:
+      - ./data:/data
+    env_file:
+      - ./.env
+    deploy:
+      resources:
+        reservations:
+          devices:
+            - driver: nvidia
+              count: 1
+              capabilities: [gpu]

rootfs/ffmpeg.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+ldconfig && ffmpeg \
+    -y -vsync 0 -hwaccel cuda -hwaccel_output_format cuda \
+    -re -f lavfi -i "movie=filename=$VIDEO_SOURCE:loop=0, setpts=N/(FRAME_RATE*TB)" \
+    -thread_queue_size 1024 -i "$AUDIO_SOURCE" \
+    -map 0:v:0 -map 1:a:0 \
+    -map_metadata:g 1:g \
+    -filter:v fps=$FPS \
+    -vf drawtext="fontsize=50: fontfile=$FONT: \
+        box=0: [email protected]: boxborderw=20: \
+        textfile=$NP_SOURCE: reload=1: [email protected]: x=50: y=th" \
+    -c:v h264_nvenc -g $(($FPS * 2)) \
+    -b:v $VBR \
+    -f flv "$YOUTUBE_URL/$KEY"