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61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
#ifndef FASTIMAGEHASH_FASTIMAGEHASH_H
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#define FASTIMAGEHASH_FASTIMAGEHASH_H
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#define FASTIMAGEHASH_VERSION "1.0"
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#include <stdio.h>
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typedef unsigned char uchar;
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typedef struct multi_hash {
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uchar *ahash;
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uchar *phash;
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uchar *dhash;
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uchar *whash;
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uchar *mhash;
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} multi_hash_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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multi_hash_t *multi_hash_create(int hash_size);
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void multi_hash_destroy(multi_hash_t *h);
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int multi_hash_file(const char *filepath, multi_hash_t *out, int hash_size, int ph_highfreq_factor, int wh_img_scale);
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int multi_hash_mem(void *buf, multi_hash_t *out, size_t buf_len, int hash_size, int ph_highfreq_factor, int wh_img_scale);
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void hash_to_hex_string_reversed(const uchar *h, char *out, int hash_size);
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void hash_to_hex_string(const uchar *h, char *out, int hash_size);
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int mhash_mem(void *buf, uchar *out, size_t buf_len, int hash_size);
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int mhash_file(const char *filepath, uchar *out, int hash_size);
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int ahash_mem(void *buf, uchar *out, size_t buf_len, int hash_size);
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int ahash_file(const char *filepath, uchar *out, int hash_size);
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int dhash_file(const char *filepath, uchar *out, int hash_size);
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int dhash_mem(void *buf, uchar *out, size_t buf_len, int hash_size);
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int whash_file(const char *filepath, uchar *out, int hash_size, int img_scale);
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int whash_mem(void *buf, uchar *out, size_t buf_len, int hash_size, int img_scale);
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int phash_file(const char *buf, uchar *out, int hash_size, int highfreq_factor);
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int phash_mem(void *buf, uchar *out, size_t buf_len, int hash_size, int highfreq_factor);
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#ifdef __cplusplus
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};
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#endif
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#endif
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