#ifndef _OCCLUSION_DETECTION_H
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#define _OCCLUSION_DETECTION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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unsigned short flag; // 1 有效， 0无效
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unsigned short up_left[2]; // 下采样前左上角坐标，0是y坐标，1是x坐标
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unsigned short down_right[2]; // 下采样前右下角坐标，0是y坐标，1是x坐标
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unsigned short occlusion; // 1 遮挡， 0没遮挡
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} OD_ROI_INFO;
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typedef void* od_ctx;
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od_ctx occlusion_detection_init(int width, int height);
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int occlusion_detection_deinit(od_ctx ctx);
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int occlusion_detection(od_ctx ctx, void *downscale_frame_y, OD_ROI_INFO *p_roi_in, int roi_cnt);
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int occlusion_refresh_bg(od_ctx ctx);
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int occlusion_set_sensitivity(od_ctx ctx, int value);
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int occlusion_detection_enable_switch(od_ctx ctx, int enable, int value);
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#ifdef __cplusplus
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} //extern "C"
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#endif
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#endif // _OCCLUSION_DETECTION_H
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