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libvpx integration

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Anton Afanasyeu
2026-05-18 17:05:47 +02:00
parent 1dbfc996c2
commit bbf64d30b9
18 changed files with 636 additions and 37 deletions
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ndk/README.md
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@@ -8,13 +8,16 @@ The app loads `libandroidcast_codecs.so` for availability probes and future soft
|-----------|------|--------|-------|
| FEC 3/4 + RS | Yes | — | v2 **per-shard** on wire (`FecShardWire`); v1 monolithic decode still accepted |
| NACK + retransmit cache | Yes | — | UDP `MSG_NACK`, combined with FEC when enabled |
| libvpx VP8/VP9 | Stub | Probe only | HW passthrough until `ANDROIDCAST_LIBVPX_LIB` is linked |
| libvpx VP8/VP9 | Native | Encode + decode | Screen cast via ImageReader; receiver libvpx or MediaCodec fallback |
| Opus / Speex | Stub | Probe only | Submodules under `third-party/` |
## Enable libvpx (developer)
1. `git submodule update --init third-party/libvpx`
2. Build `libvpx.a` for your ABI: `./scripts/build-native-codecs.sh arm64-v8a`
2. Build `libvpx.a` per ABI (NDK is auto-detected; see `scripts/android-ndk.sh`):
`./scripts/build-native-codecs.sh arm64-v8a`
(If the repo path has **spaces**, the script uses `/tmp/androidcast-libvpx-$USER` automatically.)
3. Build **each ABI** you ship (Gradle links `build/native/<abi>/libvpx.a` automatically):