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Bianbu V2.2 Release Notes

Built from Ubuntu 24.04.1 sources.

Bianbu V2.2 sources:

Types: deb
URIs: https://archive.spacemit.com/bianbu/
Suites: noble/snapshots/v2.2 noble-security/snapshots/v2.2 noble-updates/snapshots/v2.2 noble-porting/snapshots/v2.2 noble-customization/snapshots/v2.2 bianbu-v2.2-updates
Components: main universe restricted multiverse
Signed-By: /usr/share/keyrings/bianbu-archive-keyring.gpg
  • This source provides packages for all future 2.2.x versions (e.g., 2.2.1), which are hosted in bianbu-v2.2-updates.
  • To download source packages, modify Types: deb to Types: deb deb-src.

V2.2.1​

Release Date: August 16, 2025

Corresponding BSP version: v2.2.7

Major updates to Bianbu OS basic components​

  • Added support for the Lichee Pi 3A board

V2.2​

Release Date: 2025-5-9

The corresponding BSP version: v2.2

Major updates to LXQt desktop components​

1. New Image - bianbu lxqt desktop version

  • Based on lxqt 2.1.0
  • Default display protocol: Wayland
  • New hotkeys in lxqt-wayland-session:
    • ctrl + shift + 3: Capture full screen
    • ctrl + shift + 4: Capture selected area
    • F11: Toggle fullscreen for applications
    • Ctrl + Alt + ←/→: Switch between left/right workspaces
    • logo + F1~F4: Jump to specified workspace

Major updates to GNOME desktop components​

There are currently no updates to the GNOME desktop components.

Major updates to Bianbu OS basic components​

1. Display

  • wlroots:

    • Added real-time display of desktop FPS
    • Fixed HDMI red screen issue when replugging dual identical displays

  • raindrop:

    • Fixed issue where secondary screen or icons might disappear in extended mode

2. Multimedia

  • mpp: Fixed segment fault when multiple encoding occurs
  • pipewire: Fixed crash caused by locking screen during screen recording
  • gst-plugins-bad1.0:
    • Added feature for spacemitsrc plugin to exit actively during sleep
    • Added frame dropping support for spacemitsrc
    • Fixed issue with encoder hanging on long sessions
  • mpv:
    • Added dmabuf-wayland display backend
    • Fixed tearing issue when playing 120fps videos
    • Fixed video freeze issue during aging test
  • k1x-cam:
    • Added max96716_max96717_imx556 SerDes output feature
    • Added sc501ai output feature and completed ISP tuning
    • Added dual-channel CCIC raw dump feature
    • Fixed ov5647 abnormal exposure and high noise issue
    • Fixed dvdd_powen_cnt mismatch issue during power cycling
  • ffmpeg:
    • Added feature to decode and output one frame per input frame
    • Adjusted some log levels

3. Development Tools

  • gpiozero: Added support RV4B 40Pin interface

4. AI

  • asr-llm: Supports integration of automatic speech recognition with large language models

5. BSP

  • bianbu-esos:
    • Adapted to v2.2 kernel
    • Added related license information