Larix Broadcaster

Larix Broadcaster allows to encode and broadcast video and/or audio live content from your mobile device in real-time over WiFi, EDGE, 3G, LTE and 5G.
~ Live H.264/AAC encoding
~ HEVC/H.265 encoding (where available)
~ Supports RTSP and RTMP streaming over TCP.
~ Supports SSL for RTSP and RTMP (RTSPS and RTMPS)
~ Supports SRT streaming over UDP.
~ HEVC over RTMP is supported as non-standard experimental feature.
~ Front and back cameras are supported with hot switch.
~ Landscape and portrait mode, with "always horizontal" support.
~ Video stabilization - where it's supported by device.
~ FPS selection - highly dependent on device' camera capabilities.
~ Saving to MP4, making screenshots.
~ Custom white balance, exposure value and anti-flicker.
~ Flash light support.
~ Selfie stick support.

~ ABR (adaptive bitrate) is available in 2 modes:
- Logarithmic descend - gracefully descend from max bitrate down step by step. Retries to raise back to previous step every minute. Best fit for good networks.
- Ladder ascend - first cut bitrate by 2/3 and increase it back to normal as much as possible. Retries to raise back to previous steps in 15 seconds, 1.5 and then 5 minutes. Best fit for networks with big losses.
This feature is disabled by default. It's enabled in Video menu.

~ Connects to any media server like Nimble Streamer, Wowza Streaming Engine™ or any other capable of RTSP, RTMP and SRT input.
~ Multiple simultaneous connections support - add several connections profiles and choose up to 3 connections for simultaneous streaming, E.g. stream to Nimble Streamer, YouTube and Twitch.
~ With 5G technology, multi-point publishing allows easily delivery to multiple points.
~ Limelight authentication support - publish your streams directly into Limelight CDN for further delivery.
~ Support for Periscope Producer - choose correct Target type when creating connection
~ Long press preview to focus lens to infinity, double tap for continuous auto focus.

App keeps streaming while not in focus. This is experimental feature, in order to use it, please enable Developer options, then enable Foreground service and re-start app by double tapping Back button.

You can browse full document reference for all details regarding setup, usage, streaming to popular platforms like Facebook Live, YouTube Live and other targets:

If you'd like to use our RTSP/RTMP/SRT streaming library in your own app visit our webpage to get streaming library and SDK for Android:
You can also download APK there.
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What's New

SRT library updated to version 1.3.4
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Additional Information

September 10, 2019
Current Version
Requires Android
4.1 and up
Content Rating
Offered By
Softvelum LLC
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