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-rw-r--r--ftnoir_tracker_ht/ht-api.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/ftnoir_tracker_ht/ht-api.h b/ftnoir_tracker_ht/ht-api.h
new file mode 100644
index 00000000..ac8d45cf
--- /dev/null
+++ b/ftnoir_tracker_ht/ht-api.h
@@ -0,0 +1,85 @@
+#pragma once
+#ifndef HT_API
+#ifndef __cplusplus
+# define HT_EXTERN
+#else
+# define HT_EXTERN extern "C"
+#endif
+# if defined(_WIN32) && !defined(MINGW)
+# define HT_API(t) HT_EXTERN __declspec(dllexport) t __stdcall
+# else
+# define HT_API(t) HT_EXTERN t
+# endif
+#endif
+#if !defined(_WIN32) && !defined(_isnan)
+# define _isnan isnan
+#endif
+#include <stdio.h>
+struct ht_context;
+typedef struct ht_context headtracker_t;
+
+typedef struct ht_config {
+ float field_of_view;
+ float classification_delay;
+ int pyrlk_pyramids;
+ int pyrlk_win_size_w;
+ int pyrlk_win_size_h;
+ float ransac_max_inlier_error;
+ float ransac_max_reprojection_error;
+ int max_keypoints;
+ int keypoint_quality;
+ float keypoint_distance;
+ float keypoint_3distance;
+ int force_width;
+ int force_height;
+ int force_fps;
+ int camera_index;
+ bool debug;
+ int ransac_num_iters;
+ float ransac_min_features;
+ float ransac_max_mean_error;
+ float ransac_abs_max_mean_error;
+} ht_config_t;
+
+typedef struct {
+ double rotx, roty, rotz;
+ double tx, ty, tz;
+ bool filled;
+} ht_result_t;
+
+typedef enum {
+ cfg_type_float = 0,
+ cfg_type_int = 1,
+ cfg_type_bool = 2,
+ cfg_type_double = 3
+} ht_cfg_type_t;
+
+typedef union
+{
+ double d;
+ float f;
+ int i;
+} ht_cfg_value_t;
+
+typedef struct {
+ const char* name;
+ int offset;
+ ht_cfg_type_t type;
+ ht_cfg_value_t default_value;
+ ht_cfg_value_t min;
+ ht_cfg_value_t max;
+ const char* docstring;
+} ht_reflection_t;
+
+typedef struct {
+ int rows, cols, channels;
+ unsigned char* data;
+} ht_frame_t;
+
+HT_API(headtracker_t*) ht_make_context(const ht_config_t* config, const char* filename);
+HT_API(void) ht_load_config(FILE* stream, ht_config_t* cfg);
+HT_API(void) ht_free_context(headtracker_t* ctx);
+HT_API(void) ht_get_bgr_frame(headtracker_t* ctx, ht_frame_t* ret);
+HT_API(void) ht_make_config(ht_config_t* cfg);
+HT_API(bool) ht_cycle(headtracker_t* ctx, ht_result_t* euler);
+HT_API(void) ht_reset(headtracker_t* ctx);