Release Notes for rtpmidid v26.01

Release date: January 11, 2026

This release includes significant improvements to packaging, Docker support, logging configuration, and various bug fixes.

New Features

Docker Support

• Dockerfile and docker-compose: Added complete Docker support for easy compilation and deployment
  • Docker image specification for rtpmidid in docker-compose.yaml
  • New Makefile target for pushing Docker images
  • Comprehensive Docker documentation (DOCKER.md)
  • Support for building on non-local distributions and architectures

Packaging Enhancements

• RPM Package Support: Full support for building RPM packages
  • New targets: docker-rpm and docker-rpm-all
  • RPM build scripts and spec files
  • Support for multiple distributions (Fedora, Ubuntu, Debian)
  • Multi-architecture support including riscv64

Logging Improvements

• Configurable Log Levels: New CMake option to set log level at compile time
  • Levels: 1=debug, 2=info, 3=warning, 4=error
  • Logging macros now respect the defined log level
  • Messages are conditionally compiled based on log level for better performance

Bug Fixes

ALSA Listener

• Fixed ALSA listener cleanup to avoid double removal and invalid peer access
• Improved error handling in multi-listener scenarios
• Fixed peer ID initialization (now defaults to invalid)
• Resolved device/port name comparison logic issues

Control Socket

• Improved error handling with robust client removal
• Better JSON parsing error reporting
• Fixed issues with control socket error handling

Hardware Auto-Announce

• Fixed bug in mididata_t construction
• Corrected regex checks in auto announce functionality
• Fixed sending data from network to ALSA on hardware auto announce

Logging

• Fixed incorrect time unit in log output (commit by Felix Gertz)

Build System

Dependencies

• Added missing build dependency (ninja) - contributed by Folkert van Heusden
• Improved build system configuration

Documentation

• Updated README.md with Docker usage instructions
• Clarified package building commands
• Added comprehensive packaging documentation

Contributors

Special thanks to the following contributors:

• Folkert van Heusden - Build dependency fixes and README updates
• Felix Gertz - Log output time unit fix
• Goulagman - ALSA listener cleanup and error handling improvements
• aldipower - Log output time unit fix

Statistics

• 38 files changed
• 1,273 insertions, 76 deletions
• 17 commits from v24.12 to v26.01

Migration Notes

Users upgrading from v24.12 should note:

• Docker support is now available for easier deployment
• Log levels can be configured at compile time via CMake
• RPM packages are now available in addition to DEB packages
• Improved error handling may surface previously silent issues

Full Changelog

For a complete list of changes, see the git log:

git log v24.12..v26.01