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ossia score, an interactive sequencer for the intermedia arts

39 mentions on Hacker News by 3 people: 7 stories, 32 comments · first 2017-10-03 · latest 2026-10-16

Mentions per year 39 mentions · busiest year 2020 (10)
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  1. ▲ 1
    Show HN: Ossia Score 3.9.0
    story by jcelerier · 2026-10-16 · 0 comments
  2. …vulkan GPU backend. * In addition pretty much every YUV pixel format in existence is GPU-decoded ( https://github.com/ossia/score/tree/master/src/plugins/score... ). In contrast Mapmap does gstreamer -> Qt ; everything including the Yuv ->…
    comment by jcelerier · 2026-03-20 · in Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg
  3. …MSVC CMake) but then there's a lot of people who will absolutely never ever want to touch this ( https://github.com/ossia/score/blob/master/cmake/GenerateLic... ) or this ( https://github.com/ossia/score/blob/master/cmake/ScoreFuncti... )…
    comment by jcelerier · 2025-10-06 · in Callbacks in C++ using template functors (1994)
  4. ▲ 95
    Show HN: Ossia score – A sequencer for audio-visual artists
    story by jcelerier · 2025-07-07 · 16 comments
  5. …builds for mac, windows with msvc and mingw, 15-ish linux distros / configurations, web, bsd... https://github.com/ossia/score?tab=readme-ov-file#build-stat...
    comment by jcelerier · 2024-12-11 · in Dioxus 0.6 – Crossplatform apps with Rust
  6. …JIT step because some relocation is not supported by the JIT engine yet. Most of the code is here : https://github.com/ossia/score/tree/master/src/plugins/score... with the actual LLVM API interoperation contained there :…
    comment by jcelerier · 2024-08-08 · in ICPP – Run C++ anywhere like a script
  7. …there who cannot open it with an OS less than a decade old, I want to make sure I can fix that : https://github.com/ossia/score/releases/download/v3.2.0/ossi...
    comment by jcelerier · 2024-06-01 · in Debian KDE: Right Linux distribution for professional digital painting in 2024
  8. …my up-to-date archlinux. If you follow the appimage guide it will work pretty much without issue. https://github.com/ossia/score/releases/tag/v1.0.0-b32
    comment by jcelerier · 2024-06-01 · in Debian KDE: Right Linux distribution for professional digital painting in 2024
  9. That's also a big reason why I prefer appimages. ossia score's AppImage is 100 megabytes: https://github.com/ossia/score/releases/tag/v3.2.0 Inside, there's: - Qt 6 (core, widgets, gui, network, qml, qtquick, serial port, websockets and a…
    comment by jcelerier · 2024-06-01 · in Debian KDE: Right Linux distribution for professional digital painting in 2024
  10. …C++ part of this is kiiinda independent of the rest of the app, at least the graph part : https://github.com/ossia/score/tree/master/src/plugins/score... - I'm sure it wouldn't be too hard to extract this folder specifically. Shaders use…
    comment by jcelerier · 2023-09-29 · in Visual Node Graph with ImGui
  11. …at intermediary zoom it draws lines and when getting closer, it starts drawing individual samples. https://github.com/ossia/score/blob/master/src/plugins/score... - Automation clips can contain a bunch of bezier curves, which are slow to…
    comment by jcelerier · 2023-05-16 · in Digital Audio Workstation Front End Development Struggles
  12. …there are a lots of tasks open! You can check the projects for the general development axes: https://github.com/ossia/score/projects?query=is%3Aopen ; e.g. Audio, Musicality, Integrations, JACK & Linux integration (some are in Classic…
    comment by jcelerier · 2023-03-22 · in Ask HN: What audio/sound-related OSS projects can I contribute to?
  13. …from header files and through the C++ one (this one is an extremely quick and dirty prototype): https://github.com/ossia/score/blob/master/src/plugins/score-plugin-avnd/SourceParser/SourceParser.cpp to pre-instantiate get<N>(aggregate),…
    comment by jcelerier · 2022-11-27 · in Soursop and Ponies in Kona: A C++ Committee Trip Report
  14. I think this is how I do it ( https://github.com/ossia/score/blob/master/ci/wasm.build.sh ) but it still stops working after some time
    comment by jcelerier · 2022-09-29 · in Qt 6.4
  15. …flags automatically so with CMake/Qt projects it pretty much just works. Here's my build scripts: - https://github.com/ossia/score/blob/master/ci/wasm.deps.sh - https://github.com/ossia/score/blob/master/ci/wasm.build.sh
    comment by jcelerier · 2022-09-29 · in Qt 6.4
  16. ▲ 2
    Ossia Score 3.1.1 released with 3D support
    story by jcelerier · 2022-08-23 · 0 comments
  17. …source code & build scripts are available on github, someone can trivially run the steps here: https://github.com/ossia/score/blob/master/.github/workflows... to make their own build of the software
    comment by jcelerier · 2022-07-31 · in Score on the Store: Getting a Win32 Qt App on the Microsoft Store from a to Z
  18. ▲ 2
    Ossia score reaches 10k commits
    story by jcelerier · 2022-07-30 · 0 comments
  19. How are you building your code ? Here's my iteration time when working on the main codebase I'm on, https://github.com/ossia/score which is very template-heavy, uses boost, C++20 and a metric ton of header-only libraries: first on some…
    comment by jcelerier · 2022-03-28 · in Fuchsia Workstation
  20. …What a pain it was ! My scripts are the create-sdk-... Here if that can be useful to anyone: https://github.com/ossia/score/tree/master/ci and the SDKs are available at https://github.com/ossia/sdk
    comment by jcelerier · 2022-02-28 · in Using Zig as cross-platform C toolchain
  21. …that ships clang+llvm, boost, qt, ffmpeg and a lot of other things (in addition to its own code): https://github.com/ossia/score/releases/tag/v3.0.0-rc7 you just need to build llvm/clang statically and target_link_libraries(<couple stuff>)…
    comment by jcelerier · 2022-01-01 · in Some sanity for C and C++ development on Windows
  22. here's my warnings list : https://github.com/ossia/score/blob/master/.cninja/score-war...
    comment by jcelerier · 2021-06-22 · in Your CPU may have slowed down on Wednesday
  23. …software thread:[2] > If anyone's interested - I'm working on ossia score ( https://ossia.io ; https://github.com/OSSIA/score ) which is a bit like Max & PD, but the dataflow is integrated directly in the timeline which allows for better…
    comment by app4soft · 2020-09-26 · in Ossia score – a sequencer designed to create interactive audio-visual shows
  24. ▲ 51
    Ossia score – a sequencer designed to create interactive audio-visual shows
    story by app4soft · 2020-09-26 · 13 comments
  25. i've been doing a SDK for quite some time with the libs & compiler I need for https://github.com/ossia/score - features statically-built Qt 5.15, Clang/LLVM 11, ffmpeg and a few other related to audio (so quite bigger). Only way to stay…
    comment by jcelerier · 2020-09-25 · in W64devkit – Portable C and C++ Development Kit for x64 Windows
  26. …this unity build idea that is suboptimal for many codebases to give you a data point, in my case, https://github.com/OSSIA/score (fairly mundane C++ project totaling ~360kloc in roughly 1300 .cpp files / 1800 .hpp files, split across ~15…
    comment by jcelerier · 2020-09-21 · in The Little Things: Speeding up C++ compilation
  27. if you're looking for software hacking, any new contributor on https://github.com/ossia/score would be very welcome :p
    comment by jcelerier · 2020-09-14 · in Electronic music pioneer Simeon Coxe has died
  28. 95% of the RHI code is in there: https://github.com/OSSIA/score/tree/master/src/plugins/score... - Window: https://github.com/OSSIA/score/blob/master/src/plugins/score... - Renderer: https://github.com/OSSIA/score/blob/master/src/plugins/sc…
    comment by jcelerier · 2020-07-18 · in Krita, OpenGL and Qt
  29. …playback on Ableton Live for instance. It's barely better on macOS, e.g. look at that shit: https://github.com/OSSIA/score/issues/778 . macOS also sacrifices some low-latency when comparing the same hardware on it versus Linux (with raw…
    comment by jcelerier · 2020-05-28 · in AudioMass – free, open source, web-based Audio and Waveform editor
  30. …or so as part of a team :-) https://hal.inria.fr/hal-01364702/document - currently instantiated as https://github.com/OSSIA/score
    comment by jcelerier · 2020-05-21 · in Ask HN: Why isn’t visual programming a bigger thing?
  31. If anyone's interested - I'm working on ossia score ( https://ossia.io ; https://github.com/OSSIA/score ) which is a bit like Max & PD, but the dataflow is integrated directly in the timeline which allows for better expressibility of…
    comment by jcelerier · 2020-02-17 · in Max/MSP: A visual programming language for music and multimedia
  32. Looks correct on https://github.com/OSSIA/score/contribute
    comment by jcelerier · 2020-01-23 · in Browse good first issues to start contributing to open source
  33. …graph (QtQuick) but instead uses the CPU-based raster engine. Here's the software I'm developing : https://github.com/OSSIA/score/ So what is missing ? For what it is, the binary is relatively small (and I also link against LLVM and a few…
    comment by jcelerier · 2019-04-25 · in Cross-Platform GUI Toolkit Trainwreck (2016)
  34. …plenty of network protocols... And I haven't even optimized what's inside the release package. ( https://github.com/OSSIA/score/releases )
    comment by jcelerier · 2019-04-25 · in Cross-Platform GUI Toolkit Trainwreck (2016)
  35. ▲ 1
    Show HN: New release of ossia score, the interactive sequencer
    story by jcelerier · 2019-04-07 · 0 comments
  36. https://github.com/OSSIA/score/blob/master/.clang-format
    comment by jcelerier · 2019-03-09 · in Ask HN: Which C++ style guide do you follow?
  37. ▲ 5
    Show HN: Ossia score, a visual programming language for time
    story by jcelerier · 2018-09-13 · 1 comment
  38. On a comment to the article: > To give an example, the app I’m working on ( https://github.com/OSSIA/score ) is roughly 300kloc of Qt / C++ code and compiled in WASM almost from the first try. I’m still having freezes in some places but…
    comment by davidkhess · 2018-04-24 · in Qt for WebAssembly Technology Preview
  39. Here's how I do it (interestingly, on a Qt-based art software too :p ) https://github.com/OSSIA/score/blob/master/base/lib/core/com... https://github.com/OSSIA/score/blob/master/base/plugins/scor... https://github.com/OSSIA/score/blob/maste…
    comment by jcelerier · 2017-10-03 · in What's been wrought using the Piece Table? (2014)