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transcoder upgrade

If you use Nimble Live Transcoder, you may be interested in major upgrade described in this article.

We use FFmpeg for filtering and some decoding operations and lately we've moved from FFmpg 3 to FFmpeg 4 in order to get all latest and greatest improvements.
This requires simultaneous upgrade of both Nimble Streamer and Live Transcoder packages.

Please read this article for upgrade details and contact us in case of questions.

Streaming RCA vote

Awards nominations season continues!
Vote for Softvelum in Streaming Media Readers' Choice Awards 2019 under 6 categories: Analytics/Quality of Service Platform, Encoding Software, Media Server, Quality Control/Monitoring Platform, Server-Side Ad Insertion Solution and Video Player Solution/SDK.

Voting closes on October 1st, don't miss the chance to support us!


Adaptive bitrate for real-time streaming: SLDP technology covers this use case perfectly.
Read this article for setup and usage details.


Certbot setup and Let's Encrypt certificates auto-renewal: read more how to set it up for Nimble Streamer.

qosifire news

Here's what we've added to Qosifire recently.
  • HLS debugging: you can track in real-time the DTS/PTS timestamps for video and audio samples in HLS for MPEG-TS, fMP4 and audio-only containers. Watch this video to see it in action.
  • Watch video about ABR HLS handling.
  • Alerts are now more flexible, check this article for details of setup.
  • "Buffer too short" message can be seen in various streams of our customers. We've made an article explaining what it means and what to do about it.


Nimble Streamer now allows using constant bitrate with mux rate in UDP streaming.
Read this article for details and sample charts.


Nimble Streamer uses IP for handling sessions. However this may bring issues for certain type of users who use proxies.
Read this article for more details.


New Nimble Streamer native API calls were added for convenience of RTMP re-publishing control.
Read this article and visit API reference page for details.


Softvelum 2019 Q2 news are online:
  • Qosifire new features;
  • New products snapshots;
  • SRT improvements and articles;
  • SCTE-35 in Advertizer;
  • Larix updates and new docs reference
Read Q2 news for more updates.

Is your stream working? Check your stream availability, free of charge

Check any stream right now for free

The check over is performed via distributed network of checkpoints, each checkpoint is a server powered by Nimble Streamer instance.
HLS, RTMP, Smooth, HDS, DASH, RTSP, Shoutcast and Icecast protocols are supported including SSL/TLS for RTMP, RTSP and HLS.

Enter the stream URL to start the availability check over. For HTTP protocols like HLS you should specify the URL of the playlist or manifest.

E.g: http://video.wmspanel.com/local/raw/nimble.mp4/playlist.m3u8

The results will appear below.

To improve HTTP streaming robustness and scalability, you can use Nimble Streamer as your re-streaming edge as well as live streaming origin server.

Action Amsterdam, Netherlands San Francisco, USA New York, USA Singapore, Asia Frankfurt, Germany Toronto, Canada
Validate URL - - - - - -
Validate protocol - - - - - -
Resolve server name - - - - - -
Connect to server - - - - - -
Send stream request - - - - - -
Get stream info - - - - - -
Get full stream info - - - - - -
Parse stream info - - - - - -
Check for redirect - - - - - -
Check stream availability - - - - - -


Need more QoS/QoE monitoring?

Qosifire is a live streaming quality monitoring service.
It allows tracking multiple aspects of live streams' quality and get instant alerts on issues.
Find out more

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