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#include <inttypes.h>
#include <uthash.h>
#include "eli.h"
#define E2E_NONE 0xffffffff
#define E2E_IMAGE_FUNDUS 0x02010201
#define E2E_IMAGE_TOMOGRAM 0x02200201
struct e2e_image {
size_t size, width, height;
uint32_t type;
union {
const uint8_t *fundus;
float *tomogram;
};
eli_header series_fundi_list;
};
#define E2E_CHUNK_IMAGE 0x40000000
struct e2e_chunk {
const char *origin;
const struct e2e_entry *entry;
size_t size;
uint32_t patient_id, study_id, series_id, slice_id, ind;
uint32_t type;
union {
struct e2e_image image;
};
};
struct e2e_entry {
const char *start;
size_t size;
uint32_t patient_id, study_id, series_id, slice_id, type;
_Bool has_chunk;
struct e2e_chunk chunk;
};
struct e2e_fundus {
size_t size, width, height;
uint32_t type;
};
struct e2e_directory {
const char *current, *next;
size_t num_entries;
struct e2e_entry *entries;
eli_header data_list;
};
struct e2e_slice {
int id;
struct e2e_image *image;
UT_hash_handle hh;
};
struct e2e_series {
int id;
struct e2e_slice *slices;
size_t num_fundi;
struct e2e_image *fundi;
UT_hash_handle hh;
};
struct e2e_study {
int id;
struct e2e_series *series;
UT_hash_handle hh;
};
struct e2e_patient {
int id; // FIXME: hopefully this doesn't overflow...
struct e2e_study *studies;
UT_hash_handle hh;
};
struct e2e_data {
// file buffer
const char *start, *end;
// E2E structure
struct e2e_directory *dirs;
// logical structure
struct e2e_patient *patients;
};
int e2e_read(struct e2e_data *data, const char *start, const char *end);
void e2e_destroy(struct e2e_data *data);
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