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feat: representative frame limited to first half of video

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This commit is contained in:
Accusys
2026-05-22 09:24:48 +08:00
parent 2b950c985c
commit 0794476902
1 changed files with 20 additions and 5 deletions
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25
src/core/processor/tkg.rs
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@@ -872,6 +872,19 @@ pub async fn query_auto_representative_frame(
let fd_table = t("face_detections");
let nodes_table = t("tkg_nodes");
let edges_table = t("tkg_edges");
let video_table = t("videos");
let half_frame: i64 = match sqlx::query_scalar::<_, i64>(&format!(
"SELECT COALESCE(total_frames / 2, 0) FROM {} WHERE file_uuid = $1",
video_table
))
.bind(file_uuid)
.fetch_optional(pool)
.await?
{
Some(f) if f > 0 => f,
_ => i64::MAX,
};
let mains = sqlx::query_as::<_, (i32, String, String, i64)>(&format!(
"SELECT i.id, i.uuid::text, i.name, COUNT(fd.id)::bigint \
@@ -931,17 +944,17 @@ pub async fn query_auto_representative_frame(
.fetch_optional(pool).await?;
if let Some((f,)) = tkg_frame {
Some(f)
if f <= half_frame { Some(f) } else { None }
} else {
sqlx::query_scalar::<_, i64>(&format!(
"SELECT MIN(fd_a.frame_number)::bigint \
FROM {} fd_a \
JOIN {} fd_b ON fd_a.frame_number = fd_b.frame_number \
WHERE fd_a.file_uuid = $1 AND fd_a.identity_id = $2 \
AND fd_b.identity_id = $3",
AND fd_b.identity_id = $3 AND fd_a.frame_number <= $4",
fd_table, fd_table
))
.bind(file_uuid).bind(id_a).bind(id_b)
.bind(file_uuid).bind(id_a).bind(id_b).bind(half_frame)
.fetch_optional(pool).await?
}
}
@@ -958,11 +971,12 @@ pub async fn query_auto_representative_frame(
sqlx::query_scalar::<_, i64>(&format!(
"SELECT frame_number::bigint FROM {} \
WHERE file_uuid = $1 AND identity_id = $2 \
AND frame_number <= $3 \
ORDER BY (width::float8 * height::float8) * confidence::float8 DESC \
LIMIT 1",
fd_table
))
.bind(file_uuid).bind(first_id)
.bind(file_uuid).bind(first_id).bind(half_frame)
.fetch_optional(pool).await?
} else {
None
@@ -976,11 +990,12 @@ pub async fn query_auto_representative_frame(
sqlx::query_scalar::<_, i64>(&format!(
"SELECT frame_number::bigint FROM {} \
WHERE file_uuid = $1 AND identity_id IS NOT NULL \
AND frame_number <= $2 \
ORDER BY (width::float8 * height::float8) * confidence::float8 DESC \
LIMIT 1",
fd_table
))
.bind(file_uuid)
.bind(file_uuid).bind(half_frame)
.fetch_optional(pool).await?
}
};