2. Extron
  3. SMP 352
SMP 352

Extron SMP 352, SME 211, SMP 111, SMP 351 User manual

  • Hello! I am an AI chatbot trained to assist you with the Extron SMP 352 User manual. I’ve already reviewed the document and can help you find the information you need or explain it in simple terms. Just ask your questions, and providing more details will help me assist you more effectively!
Page 1
Technical Application Note
January 23, 2019
Extron H.264 Media Processors and Encoders
Streaming to third parties using RTMP
The following notes provide guidance on setting up Extron Media Processors and Encoders
for publishing live streams to third
party services via RTMP. For more information, please
call your Extron Application Engineer.
Extron Products Affected:
SMP 111
60-1594-01
SME 211
60-1763-01
SMP 351
60-1324-01 / 60-1324-11
SMP 351 3G-SDI
60-1324-02 / 60-1324-12
SMP 352 - 400 GB SSD
60-1634-11
SMP 352 3G-SDI - 400 GB SSD
60-1634-12
SPECIAL NOTES
Streaming to third party services requires a user to have an account with those services.
Accounts with third party providers are the responsibility of those maintaining the stream
and its content.
Page 2
Technical Application Note
TECH NOTE
The Encoders supports RTMP push streaming for publishing live video to third party services
like YouTube, Facebook Live, Wowza Cloud, Twitch, and others.
To configure the Encoder for RTMP Push streaming to a live streaming provider:
1. Ensure your Encoder is connected to the network and has access to the internet.
a. Open the web browser of the Encoder, Troubleshooting, Diagnostic Tools.
b. Ping your live service, such as [facebook.com].
i. If successful, a green checkmark is shown.
ii. If results fail, verify network and DNS settings.
2. Open a web browser of the Encoder, Configuration, Encoding & Metadata, Encoding
Presets:
Note: The examples in this document show the interface of the SMP 111. The
interfaces of the SME 211 and SMP 300 series may look different, but the same
settings apply.
Page 3
Technical Application Note
3. Confirm the Encoder is in Stop Mode. If needed, press stop on the front panel.
4. Select RTMP push from the streaming method drop down list.
5. Now the Server URL, Stream Name/Key and optionally the Username, and Password
information is needed:
a. Follow the links below to obtain the fields from these services. Services other
than those listed in this document will also require similar information.
Page 4
Technical Application Note
Streaming to YouTube Live
1. Go to www.youtube.com/live_dashboard and if not logged in to your account,
proceed with the log in.
2. There are two options for live streaming:
A. Stream now - for instant live streaming – see A below
B. Events - to scheduled live events – see B below.
A. For Stream Now page, enter basic information about the live stream, and scroll down to
the Encoder Setup:
1. Copy and paste the Server URL and Stream Name/key to the Encoder’s streaming
data fields, then Click Apply.
2. On the Encoder, click “Start RTMP stream” button to activate the stream.
3. After a few seconds, the button will change to red and indicate the RTMP stream is
now live.
4. Back on the YouTube Live dashboard page, you should now see the display of the
Encoder’s streaming content, and the content is live.
Page 5
Technical Application Note
5. The live stream will be available on YouTube until it is stopped from the Encoder’s
streaming page or SIS command.
Note: YouTube does not require Username and Password for Live Stream.
YouTube uses port 1935 for streaming. This port must be open for
network access.
B. For Events workflow on the YouTube page:
1. Click New live event to start a new event.
2. Enter the event Title, Start Date/Time, and a Description.
3. Click Custom.
4. Click Create Event.
5. Next, Upload a thumbnail picture for your stream (optional)
Page 6
Technical Application Note
6. Then, Select either Single-Use stream Key or Reusable stream key:
• With Single-Use stream key, each event will have a unique stream name, and
must be entered in the Encoder each time.
• With Reusable stream key, you may setup resolution and bandwidth profiles
such as 720p or 1080p. These profiles may be reused for multiple events and
will use the same Stream Name per profile.
7. Next, select Create New stream, and give it a name and description, and select your
available bandwidth.
• 1500-4000 kbps for 720p
• 3000-6000 kbps for 1080p
• Check 60 fps if planning on streaming 60 fps (SME 211 only)
8. Select Other encoders from the encoder dropdown list.
9. On the YouTube web page, press [Save changes].
10. Then, copy the Stream Name and Primary Server URL information from the
YouTube page to Streaming data fields on the Encoder’s web page, and click apply.
Page 7
Technical Application Note
11. On the Encoder’s web page, Streaming Settings, Press [Start RTMP stream] .
12. Go back to YouTube Live Control Room to preview and press [Start Streaming].
• Previewing or directly starting the stream in YouTube may take a few
minutes.
Page 8
Technical Application Note
13. Stopping the Stream:
• If scheduled with a duration, the live stream from YouTube will automatically
stop at the appropriate time.
• If scheduled open ended, on the YouTube page, press
Note: Once a streaming Event is stopped in YouTube, it cannot be restarted. A new Event
must be created.
• After YouTube is stopped, then stop the Encoder.
Note: If you stop the Encoder before the YouTube Stream, the public will see an error:
Page 9
Technical Application Note
Troubleshooting:
1. Ensure the Encoder is configured for RTMP Streaming format.
2. Ensure that the Encoder’s Stream is started, and that the firewall is open to port
1935.
3. Verify the Server URL and Stream Name are entered correctly.
• Note: The Stream Name / Key will change if using “Basic Ingestion” profiles.
4. YouTube recommended settings:
Audio Bitrate: 128 kbps (192 works as well)
Audio Sample Rate: 44.1 kHz
Resolution: Maximum 1080p/60 (needs to match YouTube Ingestion Profile – see above)
FPS: max 30 (SME 211 max 60)
GOP: SMP-series: max 40 @ 30 fps, max 20 @ 15 fps.
SME 211: max 60 @ 30 fps, max 120 @ 60 fps (Recommended IDR interval is 2 seconds. Do not
exceed 4 seconds)
Video Bitrate: Set for 80% of available bandwidth using speed test depending upon resolution.
1080p/60: 4500 – 9000 Kbps (SME 211 only)
1080p/30: 3000 – 6000 Kbps
720p/30: 1500 – 4000 Kbps
480p: 500 – 2000 Kbps
Rate Control: CBR
H.264 Profile: High
For SME 211, it is recommended to use the Youtube encoding presets that will apply all recommended
settings.
/