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feat(audio): hand TrueHD and DTS-HD passthrough to the host as spatial audio #3

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feat(audio): hand TrueHD and DTS-HD passthrough to the host as spatial audio #3

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df59aa0
fix(audio): let an audio output reload reach the next output
kristofferR Oct 12, 2026
bcf22a7
feat(audio): hand TrueHD and DTS-HD passthrough to the host as spatia…
kristofferR Oct 12, 2026
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13 changes: 13 additions & 0 deletions .github/workflows/release-combined.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,9 @@ jobs:
fi
echo "RELEASE_VERSION=$VERSION" >> "$GITHUB_ENV"

- name: Test the spatial audio output
run: ./scripts/test-spatial-audio-output.sh

- name: Install dependencies
run: |
brew install autoconf automake libtool ninja
Expand All @@ -49,6 +52,16 @@ jobs:
- name: Create combined MPVKit.xcframework
run: ./Sources/BuildScripts/create-combined-framework.sh

# Without FFmpeg's spdif muxer, mpv's passthrough decoder fails on its
# first packet and the audio track dies, so the spatial output never opens.
- name: Check that passthrough is built
run: |
for lib in dist/MPVKit-combined/xcframework/MPVKit.xcframework/*/MPVKit.framework/MPVKit; do
# grep -c reads to the end, so nm never writes into a closed pipe
# (grep -q would, and pipefail would then fail a good build).
[ "$(nm "$lib" | grep -c ff_spdif_muxer || true)" -gt 0 ] || { echo "no spdif muxer in $lib"; exit 1; }
done

- name: Upload binary to GitHub Release
if: github.event_name != 'pull_request'
uses: softprops/action-gh-release@v2
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2 changes: 2 additions & 0 deletions Sources/BuildScripts/XCFrameworkBuild/main.swift
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Expand Up @@ -709,6 +709,8 @@ private class BuildFFMPEG: BaseBuild {
"--enable-muxer=flac", "--enable-muxer=dash", "--enable-muxer=hevc",
"--enable-muxer=m4v", "--enable-muxer=matroska", "--enable-muxer=mov", "--enable-muxer=mp4",
"--enable-muxer=mpegts", "--enable-muxer=webm*",
// mpv's passthrough (--audio-spdif) packs audio into IEC 61937 with it.
"--enable-muxer=spdif",
// ./configure --list-encoders
"--disable-encoders",
"--enable-encoder=aac", "--enable-encoder=alac", "--enable-encoder=flac", "--enable-encoder=pcm*",
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1 change: 1 addition & 0 deletions Sources/BuildScripts/create-combined-framework.sh
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Expand Up @@ -240,6 +240,7 @@ for platform in ios isimulator tvos tvsimulator; do
#include "mpv/render.h"
#include "mpv/render_gl.h"
#include "mpv/stream_cb.h"
#include "mpv/spatial_audio.h"

#endif /* MPVKit_h */
UMBRELLA
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