Create, destroy and search database for objects.
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Functions |
lfDatabase * | lf_db_new (void) |
| Create a new empty database object.
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void | lf_db_destroy (lfDatabase *db) |
| Destroy the database object.
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lfError | lf_db_load (lfDatabase *db) |
lfError | lf_db_load_file (lfDatabase *db, const char *filename) |
lfError | lf_db_load_data (lfDatabase *db, const char *errcontext, const char *data, size_t data_size) |
lfError | lf_db_save_all (const lfDatabase *db, const char *filename) |
lfError | lf_db_save_file (const lfDatabase *db, const char *filename, const lfMount *const *mounts, const lfCamera *const *cameras, const lfLens *const *lenses) |
char * | lf_db_save (const lfMount *const *mounts, const lfCamera *const *cameras, const lfLens *const *lenses) |
const lfCamera ** | lf_db_find_cameras (const lfDatabase *db, const char *maker, const char *model) |
const lfCamera ** | lf_db_find_cameras_ext (const lfDatabase *db, const char *maker, const char *model, int sflags) |
const lfCamera *const * | lf_db_get_cameras (const lfDatabase *db) |
const lfLens ** | lf_db_find_lenses_hd (const lfDatabase *db, const lfCamera *camera, const char *maker, const char *lens, int sflags) |
const lfLens ** | lf_db_find_lenses (const lfDatabase *db, const lfLens *lens, int sflags) |
const lfLens *const * | lf_db_get_lenses (const lfDatabase *db) |
const lfMount * | lf_db_find_mount (const lfDatabase *db, const char *mount) |
const char * | lf_db_mount_name (const lfDatabase *db, const char *mount) |
const lfMount *const * | lf_db_get_mounts (const lfDatabase *db) |
Detailed Description
Create, destroy and search database for objects.
Enumeration Type Documentation
Flags controlling the behavior of database searches.
- Enumerator:
LF_SEARCH_LOOSE |
This flag selects a looser search algorithm resulting in more results (still sorted by score).
If it is not present, all results where at least one of the input words is missing will be discarded.
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Function Documentation
Destroy the database object.
This is the only way to correctly destroy the database object.
- Parameters
-
db | The database to destroy. |
- See Also
- lfDatabase::~lfDatabase
- Examples:
- example.c.
const lfCamera** lf_db_find_cameras |
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const lfDatabase * |
db, |
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const char * |
maker, |
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const char * |
model |
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const lfCamera** lf_db_find_cameras_ext |
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const lfDatabase * |
db, |
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const char * |
maker, |
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const char * |
model, |
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int |
sflags |
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) |
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- See Also
- lfDatabase::FindLenses(const lfCamera *, const lfLens *)
const lfLens** lf_db_find_lenses_hd |
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const lfDatabase * |
db, |
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const lfCamera * |
camera, |
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const char * |
maker, |
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const char * |
lens, |
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int |
sflags |
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) |
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- See Also
- lfDatabase::FindLenses(const lfCamera *, const char *, const char *)
lfError lf_db_load_data |
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lfDatabase * |
db, |
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const char * |
errcontext, |
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const char * |
data, |
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size_t |
data_size |
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const char* lf_db_mount_name |
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const lfDatabase * |
db, |
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const char * |
mount |
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) |
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Create a new empty database object.
Usually the application will want to do this at startup, after which it would be a good idea to call lf_db_load().
- Returns
- A new empty database object.
- See Also
- lfDatabase::lfDatabase
- Examples:
- example.c, tfun.cpp, and tmod.cpp.
char* lf_db_save |
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const lfMount *const * |
mounts, |
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const lfCamera *const * |
cameras, |
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const lfLens *const * |
lenses |
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) |
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- See Also
- lfDatabase::Save(const char *)
- See Also
- lfDatabase::Save(const char *, const lfMount *const *, const lfCamera *const *, const lfLens *const *)
- Examples:
- example.c.