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87ec3bd399
There is a known "failure" mode where the SSD detector finds an object which is the whole frame. So skip objects which are "too big" to avoid this. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6810>
74 lines
2 KiB
C
74 lines
2 KiB
C
/*
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* GStreamer gstreamer-ssdobjectdetector
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* Copyright (C) 2021 Collabora Ltd
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*
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* gstssdobjectdetector.h
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_SSD_OBJECT_DETECTOR_H__
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#define __GST_SSD_OBJECT_DETECTOR_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideofilter.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SSD_OBJECT_DETECTOR (gst_ssd_object_detector_get_type())
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G_DECLARE_FINAL_TYPE (GstSsdObjectDetector, gst_ssd_object_detector, GST, SSD_OBJECT_DETECTOR, GstBaseTransform)
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#define GST_SSD_OBJECT_DETECTOR_META_NAME "ssd-object-detector"
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#define GST_SSD_OBJECT_DETECTOR_META_PARAM_NAME "extra-data"
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#define GST_SSD_OBJECT_DETECTOR_META_FIELD_LABEL "label"
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#define GST_SSD_OBJECT_DETECTOR_META_FIELD_SCORE "score"
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/*
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* GstSsdObjectDetector:
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*
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* @label_file label file
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* @score_threshold score threshold
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*
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* Since: 1.20
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*/
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struct _GstSsdObjectDetector
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{
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GstBaseTransform basetransform;
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gchar *label_file;
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GArray *labels;
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gfloat score_threshold;
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gfloat size_threshold;
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GstVideoInfo video_info;
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};
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/**
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* GstSsdObjectDetectorClass:
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*
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* @parent_class base transform base class
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*
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* Since: 1.20
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*/
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struct _GstSsdObjectDetectorClass
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{
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GstBaseTransformClass parent_class;
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};
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GST_ELEMENT_REGISTER_DECLARE (ssd_object_detector)
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G_END_DECLS
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#endif /* __GST_SSD_OBJECT_DETECTOR_H__ */
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