feat: add webcamd service

Signed-off-by: Dominik Willner th33xitus@gmail.com

Dockerfile

@@ -3,7 +3,7 @@ FROM python:3.10-slim-bullseye AS builder
 RUN apt-get update && apt-get install -y \
     --no-install-recommends \
     --no-install-suggests \
-    ### non specific packages
+    ### non-specific packages
     git \
     swig \
     virtualenv \
@@ -50,13 +50,25 @@ RUN git clone https://github.com/Arksine/moonraker && \
     virtualenv -p python3 /build/moonraker-env && \
     /build/moonraker-env/bin/pip install -r /build/moonraker/scripts/moonraker-requirements.txt
 
+#### MJPG-Streamer
+RUN git clone --depth 1 https://github.com/jacksonliam/mjpg-streamer \
+    && cd mjpg-streamer \
+    && cd mjpg-streamer-experimental \
+    && mkdir _build \
+    && cd _build \
+    && cmake -DPLUGIN_INPUT_HTTP=OFF -DPLUGIN_INPUT_UVC=OFF -DPLUGIN_OUTPUT_FILE=OFF -DPLUGIN_OUTPUT_RTSP=OFF -DPLUGIN_OUTPUT_UDP=OFF .. \
+    && cd .. \
+    && make \
+    && rm -rf _build
+COPY mjpg_streamer_images ./mjpg-streamer/mjpg-streamer-experimental/images
+
 ## --------- This is the runner image
 
 FROM python:3.10-slim-bullseye AS runner
 RUN apt-get update && apt-get install -y \
     --no-install-recommends \
     --no-install-suggests \
-    ### non specific packages
+    ### non-specific packages
     git \
     build-essential \
     supervisor \
@@ -98,6 +110,7 @@ COPY --from=builder --chown=printer:printer /build/moonraker ./moonraker
 COPY --from=builder --chown=printer:printer /build/moonraker-env ./moonraker-env
 COPY --from=builder --chown=printer:printer /build/simulavr ./simulavr
 COPY --from=builder --chown=printer:printer /build/simulavr.elf ./simulavr.elf
+COPY --from=builder --chown=printer:printer /build/mjpg-streamer/mjpg-streamer-experimental ./mjpg-streamer
 
 COPY ./example-configs/ ./example-configs/
 

README.md

@@ -6,14 +6,21 @@
 ### **Run a simulated Klipper 3D-Printer in a Docker container.**
 ---
 
-### Instructions:
+### Setup Instructions:
 1. Clone this repository
 2. Open a terminal in the cloned folder
 3. Run `docker-compose up -d` to build the docker image and start the container afterwards in detached mode
 
 ---
 
-Common docker commands:
+### Configure a Dummy-Webcam:
+1) To configure a dummy-webcam, use the following URL for the stream: \
+`http://localhost:8110/?action=stream`
+2) In Mainsail pick either `MJPEG-Streamer` or `UV4L-MJPEG` as service.
+
+---
+
+### Common Docker commands:
 * Get all container IDs: `docker ps -a`
 * Get only the ID of running containers: `docker ps`
 * Access a containers shell: `docker exec -it <CONTAINER ID> bash`
@@ -21,4 +28,4 @@ Common docker commands:
 * Rebuild image, recreate and start container : `docker-compose up -d --build`
 
 ---
-Current image size: ~685 MB
+Current image size: 733.73 MB

config/supervisord.conf

@@ -43,4 +43,14 @@ process_name=moonraker
 directory=/home/printer
 autostart=true
 autorestart=true
+redirect_stderr=true
+
+[program:webcamd]
+command=/home/printer/mjpg-streamer/mjpg_streamer -i "input_file.so -e -d 0.8 -f /home/printer/mjpg-streamer/images" -o "output_http.so -w /home/printer/mjpg-streamer/www"
+user=printer
+process_name=webcamd
+directory=/home/printer
+environment=LD_LIBRARY_PATH="/home/printer/mjpg-streamer"
+autostart=true
+autorestart=true
 redirect_stderr=true

docker-compose.yml

@@ -12,6 +12,7 @@ services:
       - ./printer_storage/klipper_logs:/home/printer/klipper_logs:delegated
     ports:
       - "7125:7125"
+      - "8110:8080"
     networks:
       - dev_net
 networks: