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Install UltraGrid

UltraGrid low-latency audio and video network transmission system

Install with winget
winget install --id CESNET.UltraGrid
Upgrade
winget upgrade --id CESNET.UltraGrid
Uninstall
winget uninstall --id CESNET.UltraGrid

About UltraGrid

UltraGrid low-latency audio and video network transmission system

What's new in 1.10.4

Built 2026-04-23T12:07+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 open-source library instead of old ntv2 one - enable multithreading for some less common lavc encoders (eg. OpenH264) - vcap/decklink: improve profile handling, support for topological ID - cmpto_j2k: support for CPU implementation, added R12L CUDA conversion - vcap/dshow: support for OBS virtual camera - add audio filter channel_remap for remapping on sender - improve FEC resilliancy if traffic is low - vcap/rtsp: support for authentization, stability fixes - vcap/rtsp (recv), rxtx/rtsp (send): support for HEVC and JPEG - SDL3 support - full Wayland support, including GUI, OGL, Vulkan [Linux] - GUI: support for server/client mode - support for DeckLink IP features - audio conference mode supports passive (listen-only) participants - compilation supported on BSD systems - support for Samsung's Advanced Professional Video (via FFmpeg) - updated DELTACAST codebase (support for new cards, formats) Fixes since last release: 1.10.4 - fix default VP9 on x86-64 pre v3 (wo AVX2). But the libvpx-vp9 seem to be better encoder than libsvt_vp9 in any case. - fix crash on querying directshow devices (GH-493) - compilation fixes of various seldom used modules 1.10.3 - screen_avf: fix swapped name/dev in probe (for GUI) - compliance with Apple Dev Program (explicit recording notice if screen capture or Core Audio device is used) - reenable CFHD decoding fallback with lavd - f...

Read release notes

Version history

Version Updated Notes
1.10.4 Unknown Built 2026-04-23T12:07+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 ope...
1.10.3 Unknown Built 2026-02-20T14:41+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 ope...
1.10.2 Unknown Built 2026-01-21T09:33+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 ope...
1.10.1 Unknown Built 2025-12-05T12:01+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 ope...
1.10 Unknown Built 2025-11-14T15:37+00:00 Changes: - added reflector wrapper handling both audio+video - Cineform can be decoded through lavd (if native not compiled) - vo_pp,cf/text performance improved - AJA: use new libajantv2 ope...
1.9.12 Unknown Built 2025-10-21T08:00+00:00 Changes: - added basic nvdec support - added Pipewire screen capture - added Pipewire generic video capture & display - added Pipewire audio capture & display - GUI: Don't block whole interfa...
1.9.11 Unknown Built 2025-08-20T11:11+00:00 Changes: - added basic nvdec support - added Pipewire screen capture - added Pipewire generic video capture & display - added Pipewire audio capture & display - GUI: Don't block whole interfa...
1.9.10 Unknown Built 2025-05-05T14:07+00:00 Changes: - added basic nvdec support - added Pipewire screen capture - added Pipewire generic video capture & display - added Pipewire audio capture & display - GUI: Don't block whole interfa...
1.9.9 Unknown Built 2025-03-21T13:53+00:00 Changes: - added basic nvdec support - added Pipewire screen capture - added Pipewire generic video capture & display - added Pipewire audio capture & display - GUI: Don't block whole interfa...
1.9.8 Unknown Release notes