57 lines
1.6 KiB
Plaintext
57 lines
1.6 KiB
Plaintext
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# MediaPipe object tracking subgraph.
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type: "ObjectTrackingSubgraphCpu"
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input_stream: "VIDEO:input_video"
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input_stream: "DETECTIONS:new_detections"
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output_stream: "DETECTIONS:tracked_detections"
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# Assigns an unique id for each new detection.
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node {
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calculator: "DetectionUniqueIdCalculator"
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input_stream: "DETECTIONS:new_detections"
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output_stream: "DETECTIONS:detections_with_id"
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}
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# Converts detections to TimedBox protos which are used as initial location
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# for tracking.
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node {
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calculator: "DetectionsToTimedBoxListCalculator"
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input_stream: "DETECTIONS:detections_with_id"
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output_stream: "BOXES:start_pos"
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}
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# Subgraph that tracks boxes (see box_tracking_cpu.pbtxt).
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node {
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calculator: "BoxTrackingSubgraphCpu"
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input_stream: "VIDEO:input_video"
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input_stream: "BOXES:start_pos"
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input_stream: "CANCEL_ID:cancel_object_id"
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output_stream: "BOXES:boxes"
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}
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# Managers new detected objects and objects that are being tracked.
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# It associates the duplicated detections and updates the locations of
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# detections from tracking.
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node: {
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calculator: "TrackedDetectionManagerCalculator"
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input_stream: "DETECTIONS:detections_with_id"
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input_stream: "TRACKING_BOXES:boxes"
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output_stream: "DETECTIONS:tracked_detections"
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output_stream: "CANCEL_OBJECT_ID:cancel_object_id"
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input_stream_handler {
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input_stream_handler: "SyncSetInputStreamHandler"
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options {
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[mediapipe.SyncSetInputStreamHandlerOptions.ext] {
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sync_set {
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tag_index: "TRACKING_BOXES"
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}
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sync_set {
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tag_index: "DETECTIONS"
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}
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}
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}
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}
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}
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