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Create the JSON file

Use the following as a template for your json file 
[
{
  "name": "480p0",
  "fps": 0,
  "bitrate": 1600000,
  "width": 854,
  "height": 480,
  "profile": "h264constrainedhigh",
  "gop": "1"
},
{
  "name": "720p0",
  "fps": 0,
  "bitrate": 3000000,
  "width": 1280,
  "height": 720,
  "profile": "h264constrainedhigh",
  "gop": "1"
},
{
  "name": "1080p0",
  "fps": 0,
  "bitrate": 6500000,
  "width": 1920,
  "height": 1080,
  "profile": "h264constrainedhigh",
  "gop": "1"
}
]

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Modify Docker Config

Create the transcodingOptions.json file using the above template. 
nano -p /var/lib/docker/volumes/gateway-lpData/_data/transcodingOptions.json
Modify the docker-compose.yml file from the root user’s home directory /root/ and add the following below -pixelsPerUnit=1 
-transcodingOptions=/root/.lpData/transcodingOptions.json

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Modify Linux Config

Create the transcodingOptions.json file using the above template. 
sudo nano /usr/local/bin/lptConfig/transcodingOptions.json
Modify the Linux Service file /etc/systemd/system/livepeer.service and add the following below -pixelsPerUnit=1 
-transcodingOptions=/usr/local/bin/lptConfig/transcodingOptions.json \

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Modify Windows Config

Create the transcodingOptions.json file using the above template. Open notepad (or your text editor of choice) paste the template above and save the transcodingOptions.json file in the following location. Note: Replace YOUR_USER_NAME with your actual user name 
C:\Users\YOUR_USER_NAME\.lpData\transcodingOptions.json
Modify Windows bat file to include the following command after -pixelsPerUnit=1 
-transcodingOptions=C:\Users\YOUR_USER_NAME\.lpData\transcodingOptions.json
Last modified on February 18, 2026