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Capture: GStreamer source #1353

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ladvoc wants to merge 7 commits into from
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Capture: GStreamer source #1353

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ef52e47
Add additional deps
ladvoc Aug 24, 2026
58d07ea
Implement source
ladvoc Aug 24, 2026
eb78c54
Document new source
ladvoc Aug 24, 2026
6986aa4
Expose source over FFI
ladvoc Aug 24, 2026
b29affe
Changeset
ladvoc Aug 24, 2026
3dae23a
generated protobuf
github-actions[bot] Aug 25, 2026
41abe72
Use spawn_blocking directly
ladvoc Sep 9, 2026
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6 changes: 6 additions & 0 deletions .changeset/capture-source-gstreamer.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
---
livekit-capture: minor
livekit-ffi: minor
---

Add a capture source that ingests encoded video from a GStreamer pipeline.
220 changes: 209 additions & 11 deletions Cargo.lock
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5 changes: 5 additions & 0 deletions livekit-capture/Cargo.toml
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Expand Up @@ -11,6 +11,8 @@ repository.workspace = true
[dependencies]
bytes = { workspace = true }
chrono = { version = "0.4", default-features = false, features = ["clock"], optional = true }
gstreamer = { version = "0.25.2", optional = true }
gstreamer-app = { version = "0.25.2", optional = true }
livekit = { workspace = true }
log = { workspace = true }
pollster = { version = "0.4", optional = true }
Expand All @@ -32,3 +34,6 @@ schemars = ["dep:schemars", "serde"]
# Pixel sources
source-clock = ["dep:chrono", "dep:pollster", "dep:wgpu", "dep:yuv-sys"]
source-pattern = ["dep:pollster", "dep:wgpu", "dep:yuv-sys"]

# Encoded sources
source-gstreamer = ["dep:gstreamer", "dep:gstreamer-app"]
1 change: 1 addition & 0 deletions livekit-capture/README.md
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Expand Up @@ -56,6 +56,7 @@ named `source-<module>`. Each module documents its source.

| Feature | Source | Kind |
| ------------------ | ---------------------- | ------- |
| `source-gstreamer` | `GStreamerVideoSource` | encoded |
| `source-pattern` | `PatternVideoSource` | pixel |
| `source-clock` | `ClockVideoSource` | pixel |

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