[multimedia/kdenlive/release/26.04] packaging/snap: snapcraft: Build ffmpeg ourselves so we can control what is supported, like libass.

Git commit ed6d3b60502bdf0fa1db5d4dc804277e52e06cb9 by Scarlett Moore, on behalf of Scarlett Moore.
Committed on 17/07/2026 at 15:11.
Pushed by scarlettmoore into branch 'release/26.04'.

snapcraft: Build ffmpeg ourselves so we can control what is supported, like libass.

M  +63   -11   packaging/snap/snapcraft.yaml

https://invent.kde.org/multimedia/kdenlive/-/commit/ed6d3b60502bdf0fa1db5d4dc804277e52e06cb9

diff --git a/packaging/snap/snapcraft.yaml b/packaging/snap/snapcraft.yaml
index 43c3cf6d3d..968a607963 100644
--- a/packaging/snap/snapcraft.yaml
+++ b/packaging/snap/snapcraft.yaml
@@ -34,7 +34,6 @@ apps:
       MLT_PROFILES_PATH: "$SNAP/usr/share/mlt-7/profiles/"
       MLT_PRESETS_PATH: "$SNAP/usr/share/mlt-7/presets/"
       ALSA_CONFIG_PATH: "$SNAP/kf6/etc/asound.conf"
-      LD_LIBRARY_PATH: "$SNAP/kf6/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR:$SNAP/ffmpeg-platform/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR:$LD_LIBRARY_PATH"
       PATH: $SNAP/ffmpeg-platform/usr/bin:$SNAP/usr/local/bin/:$PATH
       QT_PLUGIN_PATH: "$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET/plugins:/snap/kf6-core24/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/plugins"
       QML_IMPORT_PATH: "$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qml:$SNAP//snap/kdenlive/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qt6/qml:/snap/kf6-core24/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qml"
@@ -48,11 +47,6 @@ package-repositories:
     key-id: 444DABCF3667D0283F894EDDE6D4736255751E5D
     url: http://origin.archive.neon.kde.org/user
     key-server: keyserver.ubuntu.com
-plugs:
-  ffmpeg-2404:
-    interface: content
-    target: ffmpeg-platform # the folder where this content snap will be mounted
-    default-provider: ffmpeg-2404
 slots:
   session-dbus-interface:
     interface: dbus
@@ -70,9 +64,70 @@ parts:
       - vosk
     stage:
       - "-pyvenv.cfg"
+  ffmpeg:
+    plugin: autotools # or nil, depending on your build system setup
+    source: https://ffmpeg.org # Use your desired version
+    build-packages:
+      - yasm
+      - pkg-config
+      # Core Audio & Subtitles
+      - libass-dev
+      - libmp3lame-dev
+      - libopus-dev
+      - libvorbis-dev
+      - libsoxr-dev
+      # Core Video Codecs
+      - libx264-dev
+      - libx265-dev
+      - libvpx-dev
+      - libaom-dev
+      - libdav1d-dev
+      # Hardware Acceleration & System
+      - libva-dev
+      - libvdpau-dev
+      - libdrm-dev
+      - libasound2-dev
+    override-build: |
+      ./configure \
+        --prefix=/usr \
+        --enable-shared \
+        --disable-static \
+        --disable-doc \
+        --enable-gpl \
+        --enable-nonfree \
+        --enable-version3 \
+        --enable-pthreads \
+        --enable-pic \
+        \
+        # Fonts, Metadata, and Audio Enhancements
+        --enable-libass \
+        --enable-fontconfig \
+        --enable-libsoxr \
+        \
+        # Essential Video Codecs for Kdenlive Timeline & Rendering
+        --enable-libx264 \
+        --enable-libx265 \
+        --enable-libvpx \
+        --enable-libaom \
+        --enable-libdav1d \
+        \
+        # Essential Audio Codecs
+        --enable-libmp3lame \
+        --enable-libopus \
+        --enable-libvorbis \
+        \
+        # Hardware Acceleration (VAAPI/VDPAU)
+        --enable-vaapi \
+        --enable-vdpau \
+        --enable-libdrm
+
+      make -j$(nproc)
+      make install DESTDIR=$CRAFT_PART_INSTALL
+
   kdenlive:
     after:
       - python-deps
+      - ffmpeg
     parse-info:
       - usr/share/metainfo/org.kde.kdenlive.appdata.xml
     plugin: cmake
@@ -126,14 +181,12 @@ parts:
       - -DQT_MAJOR_VERSION=6
       - -DBUILD_WITH_QT6=ON
       - -DBUILD_TESTING=OFF
-      - -DCMAKE_FIND_ROOT_PATH="$CRAFT_STAGE;/snap/ffmpeg-2404-sdk/current;/snap/kde-qt6-core24-sdk/current;/snap/kf6-core24-sdk/current"
+      - -DCMAKE_FIND_ROOT_PATH="$CRAFT_STAGE;/snap/kde-qt6-core24-sdk/current;/snap/kf6-core24-sdk/current"
     build-environment:
       - LIBCLANG_LIBDIR: /snap/kde-qt6-core24-sdk/current/usr/lib/llvm-19/lib
       - LIBCLANG_PATH: /snap/kde-qt6-core24-sdk/current/usr/lib/llvm-19/bin
       - LLVM_INSTALL_DIR: /snap/kde-qt6-core24-sdk/current/usr/lib/llvm-19
       - PATH: /snap/kde-qt6-core24-sdk/current/usr/bin:/snap/kde-qt6-core24-sdk/current/usr/lib/llvm-19/bin:/snap/kde-pyside6-core24-sdk/current/usr/bin${PATH:+:$PATH}
-      - PKG_CONFIG_PATH: "/snap/ffmpeg-2404-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/pkgconfig"
-      - LD_LIBRARY_PATH: "${LD_LIBRARY_PATH}:/snap/ffmpeg-2404-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR"
       - LDFLAGS: "-Wl,-Bdynamic"
       - QT_PLUGIN_PATH: "$CRAFT_STAGE/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/plugins:/snap/kf6-core24-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/plugins:/snap/kde-qt6-core24-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/plugins"
       - QML_IMPORT_PATH: "$CRAFT_STAGE/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qml:/snap/kf6-core24-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qml:/snap/kde-qt6-core24-sdk/current/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR/qml"
@@ -171,10 +224,9 @@ parts:
     build-snaps:
       - core24
       - kf6-core24
-      - ffmpeg-2404
     override-prime: |
       set -eux
-      for snap in "core24" "kf6-core24" "ffmpeg-2404"; do
+      for snap in "core24" "kf6-core24"; do
           cd "/snap/$snap/current" && find . -type f,l -exec rm -rf "${CRAFT_PRIME}/{}" \;
       done