gphoto2-file.h

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00001 
00025 #ifndef __GPHOTO2_FILE_H__
00026 #define __GPHOTO2_FILE_H__
00027 
00028 #include <time.h>
00029 
00030 #ifdef __cplusplus
00031 extern "C" {
00032 #endif /* __cplusplus */
00033 
00034 #define GP_MIME_WAV       "audio/wav"
00035 #define GP_MIME_RAW       "image/x-raw"
00036 #define GP_MIME_PNG       "image/png"
00037 #define GP_MIME_PGM       "image/x-portable-graymap"
00038 #define GP_MIME_PPM       "image/x-portable-pixmap"
00039 #define GP_MIME_PNM       "image/x-portable-anymap"
00040 #define GP_MIME_JPEG      "image/jpeg"
00041 #define GP_MIME_TIFF      "image/tiff"
00042 #define GP_MIME_BMP       "image/bmp"
00043 #define GP_MIME_QUICKTIME "video/quicktime"
00044 #define GP_MIME_AVI       "video/x-msvideo"
00045 #define GP_MIME_CRW       "image/x-canon-raw"
00046 #define GP_MIME_CR2       "image/x-canon-cr2"
00047 #define GP_MIME_UNKNOWN   "application/octet-stream"
00048 #define GP_MIME_EXIF      "application/x-exif"
00049 #define GP_MIME_MP3       "audio/mpeg"
00050 #define GP_MIME_OGG       "application/ogg"
00051 #define GP_MIME_WMA       "audio/x-wma"
00052 #define GP_MIME_ASF       "audio/x-asf"
00053 #define GP_MIME_MPEG      "video/mpeg"
00054 
00065 typedef enum {
00066         GP_FILE_TYPE_PREVIEW,   
00067         GP_FILE_TYPE_NORMAL,    
00068         GP_FILE_TYPE_RAW,       
00071         GP_FILE_TYPE_AUDIO,     
00072         GP_FILE_TYPE_EXIF,      
00073         GP_FILE_TYPE_METADATA   
00074 } CameraFileType;
00075 
00082 typedef enum {
00083         GP_FILE_ACCESSTYPE_MEMORY,      
00084         GP_FILE_ACCESSTYPE_FD           
00085 } CameraFileAccessType;
00086 
00093 typedef struct _CameraFile CameraFile;
00094 
00095 int gp_file_new            (CameraFile **file);
00096 int gp_file_new_from_fd    (CameraFile **file, int fd);
00097 int gp_file_ref            (CameraFile *file);
00098 int gp_file_unref          (CameraFile *file);
00099 int gp_file_free           (CameraFile *file);
00100 
00101 /* "Do not use those"
00102  *
00103  * These functions probably were originally intended for internal use only.
00104  * However, due to
00105  *   - the lack of good documentation
00106  *   - this being the obvious way to save a file
00107  *   - the fact that libgphoto2 has been exporting all its internal
00108  *     symbols for years (until 2005-06)
00109  *   - our in-house frontends gphoto2 and gtkam using them
00110  * a number of external frontends started to use these functions, as
00111  * of 2005-06:
00112  *    - digikam
00113  *    - f-spot
00114  *    - gthumb
00115  * But a few frontends can live without it (and thus are likely to
00116  * use the correct API):
00117  *    - flphoto
00118  *    - kamera
00119  *
00120  * So we're going to phase these functions out over the next year or
00121  * so, going the GTK way of keeping the ABI but breaking the API. So
00122  * we'll continue to export functionally equivalent functions, but the
00123  * header files will not contain definitions for you to use any more.
00124  */
00125 int gp_file_open           (CameraFile *file, const char *filename);
00126 int gp_file_save           (CameraFile *file, const char *filename);
00127 int gp_file_clean          (CameraFile *file);
00128 int gp_file_copy           (CameraFile *destination, CameraFile *source);
00129 
00130 int gp_file_set_name       (CameraFile *file, const char  *name);
00131 int gp_file_get_name       (CameraFile *file, const char **name);
00132 
00133 int gp_file_set_mime_type  (CameraFile *file, const char  *mime_type);
00134 int gp_file_get_mime_type  (CameraFile *file, const char **mime_type);
00135 
00136 int gp_file_set_type       (CameraFile *file, CameraFileType  type);
00137 int gp_file_get_type       (CameraFile *file, CameraFileType *type);
00138 
00139 int gp_file_set_mtime   (CameraFile *file, time_t  mtime);
00140 int gp_file_get_mtime   (CameraFile *file, time_t *mtime);
00141 
00142 int gp_file_detect_mime_type          (CameraFile *file);
00143 int gp_file_adjust_name_for_mime_type (CameraFile *file);
00144 
00145 int gp_file_append            (CameraFile*, const char *data,
00146                                unsigned long int size);
00147 int gp_file_slurp             (CameraFile*, char *data,
00148                                size_t size, size_t *readlen);
00149 int gp_file_set_data_and_size (CameraFile*,       char *data,
00150                                unsigned long int size);
00151 int gp_file_get_data_and_size (CameraFile*, const char **data,
00152                                unsigned long int *size);
00153 
00154 #ifdef __cplusplus
00155 }
00156 #endif /* __cplusplus */
00157 
00158 #endif /* __GPHOTO2_FILE_H__ */

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