Files
amethyst/desktopApp/packaging/appimage/AppRun
T
nrobi144 704f4f44ee feat(desktop): replace vlcj with kdroidFilter ComposeMediaPlayer + JCodec/FFmpeg
Drops uk.co.caprica:vlcj 4.8.3 (GPL-3.0) from desktopApp and replaces it
with an MIT-dominant stack:

- Video / audio playback: io.github.kdroidfilter:composemediaplayer:0.10.0
  (MIT) — OS-native backends (Media Foundation on Windows, AVFoundation on
  macOS, GStreamer on Linux). First-class Compose VideoPlayerSurface.
- Thumbnail extraction: org.jcodec:jcodec(+javase):0.2.5 (BSD-2) primary
  H.264 path, raw ProcessBuilder FFmpeg fallback for HEVC / VP9 / AV1 /
  HLS / non-faststart MP4.
- Binary SPDX: MIT AND LGPL-2.1-or-later AND BSD-2-Clause AND Apache-2.0.
  rpmLicenseType updated accordingly (previously misdeclared as MIT
  while shipping GPLv3 vlcj).

Code changes:
- Deleted: VlcjPlayerPool, MacOsVlcDiscoverer, BundledVlcDiscoverer,
  VlcResourceResolver
- Rewrote: GlobalMediaPlayer (kdroidFilter engine + snapshotFlow-based
  state sync into the preserved MediaPlaybackState contract);
  VideoThumbnailCache (JCodec → ProcessBuilder ffmpeg cascade, with a
  hard 4 MiB download cap, Content-Type sniff to reject HTML error
  pages, and cleanup of zero-byte cache entries); DesktopVideoPlayer
  (mounts VideoPlayerSurface for the active URL, codec/network error
  UX with "Open in default player" fallback)
- Updated: NowPlayingBar + GlobalFullscreenOverlay to render
  VideoPlayerSurface directly (drops the videoFrame ImageBitmap relay)
- Main.kt: drops vlcj pre-init / shutdown calls (kdroidFilter lazy-loads
  natives + registers its own shutdown hook on Windows)

Build / packaging:
- Removes ir.mahozad.vlc-setup plugin + vlcSetup{} block + the per-OS
  bundled VLC tree + the -Dvlc.plugin.path JVM arg
- Adds NOTICE.md + per-component LICENSE-*.txt under appResources/common
  (LGPL-2.1 license text is a placeholder — replace with verbatim FSF
  text before release)
- Adds per-OS LGPL FFmpeg drop-in directories with README pointing at
  the recommended LGPL binary source (osxexperts.net / Crigges Windows
  LGPL build)
- Adds Flathub manifest skeleton (Gitnuro-style: org.freedesktop.Platform
  24.08 + openjdk21 extension + org.freedesktop.Platform.ffmpeg-full
  add-extension for patent codecs)
- AppRun: drops VLC LD_LIBRARY_PATH / VLC_PLUGIN_PATH env wiring

Verified on macOS arm64:
- ./gradlew :desktopApp:compileKotlin                BUILD SUCCESSFUL
- ./gradlew :desktopApp:test                         BUILD SUCCESSFUL
- ./gradlew :desktopApp:spotlessApply                clean
- Smoke launch: no VLC/vlcj/libvlc log lines, kdroidFilter native
  library extracts to ~/.cache/composemediaplayer/native/, thumbnail
  cache populates at ~/.cache/amethyst-desktop/video-thumbs/ with the
  4 MiB cap enforced
- H.264 MP4 playback (active + thumbnail extraction) confirmed
- VP9-in-WebM playback fails on macOS as AVFoundation cannot decode it —
  expected codec gap; surfaced via PlaybackErrorMessage + "Open in
  default player" handoff in DesktopVideoPlayer

Docs:
- docs/plans/2026-06-11-feat-replace-vlcj-with-kdroidfilter-plan.md
- docs/plans/2026-06-11-vlcj-replacement-testing-sheet.md
2026-06-11 13:37:33 +03:00

14 lines
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Bash
Executable File

#!/bin/bash
# AppImage launcher for Amethyst Desktop.
# kdroidFilter ComposeMediaPlayer uses the host system's GStreamer (linked at
# runtime). Users need:
# sudo apt install gstreamer1.0-plugins-base gstreamer1.0-plugins-good \
# gstreamer1.0-plugins-bad gstreamer1.0-libav
# (Equivalent packages on Fedora/Arch.)
set -eu
HERE="$(dirname "$(readlink -f "${0}")")"
export LD_LIBRARY_PATH="${HERE}/usr/lib:${HERE}/usr/lib/x86_64-linux-gnu:${LD_LIBRARY_PATH:-}"
export PATH="${HERE}/usr/bin:${PATH}"
export APPDIR="${HERE}"
exec "${HERE}/usr/bin/Amethyst" "$@"