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Refactor face detection js code and add video scaling #15

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Merged
pierre-tenedero merged 1 commit into from
Apr 17, 2026
Merged

Refactor face detection js code and add video scaling #15

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12 changes: 6 additions & 6 deletions services/ws-modules/face-detection/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -823,21 +823,21 @@ fn face_video_element() -> Result<HtmlVideoElement, JsValue> {
.and_then(|window| window.document())
.ok_or_else(|| JsValue::from_str("No document available"))?;
document
.get_element_by_id("face-video-preview")
.ok_or_else(|| JsValue::from_str("Missing #face-video-preview element"))?
.get_element_by_id("video-preview")
.ok_or_else(|| JsValue::from_str("Missing #video-preview element"))?
.dyn_into::<HtmlVideoElement>()
.map_err(|_| JsValue::from_str("#face-video-preview was not a video element"))
.map_err(|_| JsValue::from_str("#video-preview was not a video element"))
}

fn face_output_canvas_element() -> Result<HtmlCanvasElement, JsValue> {
let document = web_sys::window()
.and_then(|window| window.document())
.ok_or_else(|| JsValue::from_str("No document available"))?;
document
.get_element_by_id("face-video-output-canvas")
.ok_or_else(|| JsValue::from_str("Missing #face-video-output-canvas element"))?
.get_element_by_id("video-output-canvas")
.ok_or_else(|| JsValue::from_str("Missing #video-output-canvas element"))?
.dyn_into::<HtmlCanvasElement>()
.map_err(|_| JsValue::from_str("#face-video-output-canvas was not a canvas element"))
.map_err(|_| JsValue::from_str("#video-output-canvas was not a canvas element"))
}

fn face_preprocess_canvas() -> Result<HtmlCanvasElement, JsValue> {
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