libgphoto2 photo camera library (libgphoto2) API
2.4.11
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Abstracted gphoto2 file operations. More...
#include <time.h>
Go to the source code of this file.
Macros | |
#define | GP_MIME_WAV "audio/wav" |
#define | GP_MIME_RAW "image/x-raw" |
#define | GP_MIME_PNG "image/png" |
#define | GP_MIME_PGM "image/x-portable-graymap" |
#define | GP_MIME_PPM "image/x-portable-pixmap" |
#define | GP_MIME_PNM "image/x-portable-anymap" |
#define | GP_MIME_JPEG "image/jpeg" |
#define | GP_MIME_TIFF "image/tiff" |
#define | GP_MIME_BMP "image/bmp" |
#define | GP_MIME_QUICKTIME "video/quicktime" |
#define | GP_MIME_AVI "video/x-msvideo" |
#define | GP_MIME_CRW "image/x-canon-raw" |
#define | GP_MIME_CR2 "image/x-canon-cr2" |
#define | GP_MIME_UNKNOWN "application/octet-stream" |
#define | GP_MIME_EXIF "application/x-exif" |
#define | GP_MIME_MP3 "audio/mpeg" |
#define | GP_MIME_OGG "application/ogg" |
#define | GP_MIME_WMA "audio/x-wma" |
#define | GP_MIME_ASF "audio/x-asf" |
#define | GP_MIME_MPEG "video/mpeg" |
#define | GP_MIME_AVCHD "video/avchd" |
Typedefs | |
typedef struct _CameraFile | CameraFile |
Enumerations | |
enum | CameraFileType { GP_FILE_TYPE_PREVIEW, GP_FILE_TYPE_NORMAL, GP_FILE_TYPE_RAW, GP_FILE_TYPE_AUDIO, GP_FILE_TYPE_EXIF, GP_FILE_TYPE_METADATA } |
The type of view on the specified file. More... | |
enum | CameraFileAccessType { GP_FILE_ACCESSTYPE_MEMORY, GP_FILE_ACCESSTYPE_FD } |
File storage type. More... | |
Functions | |
int | gp_file_new (CameraFile **file) |
int | gp_file_new_from_fd (CameraFile **file, int fd) |
int | gp_file_ref (CameraFile *file) |
Increase reference counter for CameraFile object. More... | |
int | gp_file_unref (CameraFile *file) |
Decrease reference counter for CameraFile object. More... | |
int | gp_file_free (CameraFile *file) |
descruct a CameraFile object. More... | |
int | gp_file_open (CameraFile *file, const char *filename) |
int | gp_file_save (CameraFile *file, const char *filename) |
int | gp_file_clean (CameraFile *file) |
int | gp_file_copy (CameraFile *destination, CameraFile *source) |
int | gp_file_set_name (CameraFile *file, const char *name) |
int | gp_file_get_name (CameraFile *file, const char **name) |
int | gp_file_set_mime_type (CameraFile *file, const char *mime_type) |
int | gp_file_get_mime_type (CameraFile *file, const char **mime_type) |
int | gp_file_set_type (CameraFile *file, CameraFileType type) |
int | gp_file_get_type (CameraFile *file, CameraFileType *type) |
int | gp_file_set_mtime (CameraFile *file, time_t mtime) |
int | gp_file_get_mtime (CameraFile *file, time_t *mtime) |
int | gp_file_detect_mime_type (CameraFile *file) |
int | gp_file_adjust_name_for_mime_type (CameraFile *file) |
int | gp_file_append (CameraFile *, const char *data, unsigned long int size) |
int | gp_file_slurp (CameraFile *, char *data, size_t size, size_t *readlen) |
int | gp_file_set_data_and_size (CameraFile *, char *data, unsigned long int size) |
int | gp_file_get_data_and_size (CameraFile *, const char **data, unsigned long int *size) |
Abstracted gphoto2 file operations.
enum CameraFileAccessType |
File storage type.
The file storage type. Only used internally for now, but might be exposed later on. See gp_file_new() and gp_file_new_from_fd().
Enumerator | |
---|---|
GP_FILE_ACCESSTYPE_MEMORY |
File is in system memory. |
GP_FILE_ACCESSTYPE_FD |
File is associated with a UNIX filedescriptor. |
enum CameraFileType |
The type of view on the specified file.
Specifies the file of the current file, usually passed to the gp_camera_file_get() and gp_camera_file_put() functions. This is useful for multiple views of one file, like that an single image file has "raw", "normal", "exif" and "preview" views, or a media file has "normal" and "metadata" file views.
int gp_file_adjust_name_for_mime_type | ( | CameraFile * | file | ) |
file | a CameraFile |
References gp_log(), GP_LOG_DEBUG, and GP_OK.
Referenced by gp_filesystem_get_file().
int gp_file_append | ( | CameraFile * | file, |
const char * | data, | ||
unsigned long int | size | ||
) |
file | a CameraFile |
data | |
size |
References GP_ERROR, GP_ERROR_IO_WRITE, GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_ERROR, and GP_OK.
int gp_file_clean | ( | CameraFile * | file | ) |
file | a CameraFile |
References GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, and GP_OK.
Referenced by gp_camera_capture_preview(), gp_camera_file_get(), gp_file_free(), and gp_file_open().
int gp_file_copy | ( | CameraFile * | destination, |
CameraFile * | source | ||
) |
destination | a CameraFile |
source | a CameraFile |
References GP_ERROR, GP_ERROR_IO, GP_ERROR_IO_READ, GP_ERROR_IO_WRITE, GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_DEBUG, GP_LOG_ERROR, and GP_OK.
int gp_file_detect_mime_type | ( | CameraFile * | file | ) |
file | a CameraFile |
References GP_ERROR_IO_READ, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_file_set_mime_type(), and GP_OK.
int gp_file_free | ( | CameraFile * | file | ) |
descruct a CameraFile object.
file | a CameraFile |
References GP_FILE_ACCESSTYPE_FD, gp_file_clean(), and GP_OK.
Referenced by gp_file_unref().
int gp_file_get_data_and_size | ( | CameraFile * | file, |
const char ** | data, | ||
unsigned long int * | size | ||
) |
Get a pointer to the data and the file's size.
file | a CameraFile |
data | |
size |
Both data and size can be NULL and will then be ignored.
References GP_ERROR, GP_ERROR_IO, GP_ERROR_IO_READ, GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_ERROR, and GP_OK.
Referenced by gp_camera_file_get_info(), gp_filesystem_get_file(), and gp_filesystem_set_file_noop().
int gp_file_get_mime_type | ( | CameraFile * | file, |
const char ** | mime_type | ||
) |
file | a CameraFile |
mime_type | a pointer to a MIME type string |
References GP_OK.
Referenced by gp_camera_file_get_info().
int gp_file_get_mtime | ( | CameraFile * | file, |
time_t * | mtime | ||
) |
file | a CameraFile |
mtime |
References GP_OK.
Referenced by gp_filesystem_set_file_noop().
int gp_file_get_name | ( | CameraFile * | file, |
const char ** | name | ||
) |
file | a CameraFile |
name | a pointer to a name string |
References GP_OK.
Referenced by gp_filesystem_set_file_noop().
int gp_file_get_type | ( | CameraFile * | file, |
CameraFileType * | type | ||
) |
file | a CameraFile |
type | a CameraFileType |
References GP_OK.
Referenced by gp_filesystem_set_file_noop().
int gp_file_new | ( | CameraFile ** | file | ) |
Create new CameraFile object.
file | a pointer to a CameraFile |
References GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_MEMORY, GP_FILE_TYPE_NORMAL, and GP_OK.
Referenced by gp_camera_file_get_info(), and gp_filesystem_get_file().
int gp_file_new_from_fd | ( | CameraFile ** | file, |
int | fd | ||
) |
Create new CameraFile object from a UNIX filedescriptor.
file | a pointer to a CameraFile |
fd | a UNIX filedescriptor |
References GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_TYPE_NORMAL, and GP_OK.
int gp_file_open | ( | CameraFile * | file, |
const char * | filename | ||
) |
file | a CameraFile |
filename |
References GP_ERROR, GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_file_clean(), gp_log(), GP_LOG_ERROR, and GP_OK.
int gp_file_ref | ( | CameraFile * | file | ) |
Increase reference counter for CameraFile object.
file | a CameraFile |
References GP_OK.
Referenced by gp_filesystem_set_file_noop().
int gp_file_save | ( | CameraFile * | file, |
const char * | filename | ||
) |
file | a CameraFile |
filename |
References GP_ERROR, GP_ERROR_IO, GP_ERROR_IO_READ, GP_ERROR_NO_MEMORY, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_ERROR, and GP_OK.
int gp_file_set_data_and_size | ( | CameraFile * | file, |
char * | data, | ||
unsigned long int | size | ||
) |
file | a CameraFile |
data | |
size |
References GP_ERROR, GP_ERROR_IO_WRITE, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_ERROR, and GP_OK.
Referenced by gp_filesystem_get_file().
int gp_file_set_mime_type | ( | CameraFile * | file, |
const char * | mime_type | ||
) |
file | a CameraFile |
mime_type | a MIME type string |
References GP_OK.
Referenced by gp_file_detect_mime_type(), and gp_filesystem_get_file().
int gp_file_set_mtime | ( | CameraFile * | file, |
time_t | mtime | ||
) |
file | a CameraFile |
mtime |
References GP_OK.
Referenced by gp_filesystem_set_file_noop().
int gp_file_set_name | ( | CameraFile * | file, |
const char * | name | ||
) |
file | a CameraFile |
name | a pointer to a MIME type string |
References GP_OK.
Referenced by gp_filesystem_get_file().
int gp_file_set_type | ( | CameraFile * | file, |
CameraFileType | type | ||
) |
file | a CameraFile |
type | a CameraFileType |
References GP_OK.
Referenced by gp_filesystem_get_file().
int gp_file_slurp | ( | CameraFile * | file, |
char * | data, | ||
size_t | size, | ||
size_t * | readlen | ||
) |
file | a CameraFile |
data | |
size |
Internal.
References GP_ERROR, GP_ERROR_IO_READ, GP_FILE_ACCESSTYPE_FD, GP_FILE_ACCESSTYPE_MEMORY, gp_log(), GP_LOG_ERROR, and GP_OK.
int gp_file_unref | ( | CameraFile * | file | ) |
Decrease reference counter for CameraFile object.
file | a CameraFile |
References gp_file_free(), and GP_OK.
Referenced by gp_camera_file_get_info(), gp_filesystem_get_file(), and gp_filesystem_set_file_noop().