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Impl Clone for ExifKey

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lifegpc
2022-07-30 04:31:56 +00:00
committed by GitHub
parent 55bd0d3754
commit 5accb5e33a
3 changed files with 26 additions and 0 deletions
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1
exif/exif.h
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@@ -35,6 +35,7 @@ EXIF_API int exif_image_write_metadata(ExifImage* image);
EXIF_API void free_exif_image(ExifImage* img);
EXIF_API ExifKey* exif_create_key_by_key(const char* key);
EXIF_API ExifKey* exif_create_key_by_id(uint16_t id, const char* group_name);
EXIF_API ExifKey* exif_create_key_by_another(ExifKey* key);
EXIF_API char* exif_get_key_key(ExifKey* key);
EXIF_API char* exif_get_key_family_name(ExifKey* key);
EXIF_API char* exif_get_key_group_name(ExifKey* key);

13
exif/src/exif.cpp
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@@ -95,6 +95,19 @@ end:
return nullptr;
}
ExifKey* exif_create_key_by_another(ExifKey* key) {
if (!key) return nullptr;
ExifKey* k = new ExifKey;
if (!k) return nullptr;
Exiv2::ExifKey* ek = new Exiv2::ExifKey(*(key->key));
if (!ek) {
delete k;
return nullptr;
}
k->key = ek;
return k;
}
char* exif_get_key_key(ExifKey* key) {
if (!key || !key->key) return nullptr;
auto s = key->key->key();