2 * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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18 #ifndef __TIZEN_MEDIA_FOLDER_H__
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19 #define __TIZEN_MEDIA_FOLDER_H__
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22 #include <media_content_type.h>
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27 #endif /* __cplusplus */
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30 * @addtogroup CAPI_CONTENT_MEDIA_FOLDER_MODULE
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35 * @brief Iterates through all available media folders from the media database.
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36 * @details This function gets all media folder handles meeting the given
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37 * @a filter. The @a callback function will be invoked for every retrieved
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38 * folder. If NULL is passed to the @a filter, no filtering is applied.
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40 * @param[in] filter The handle to media folder filter
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41 * @param[in] callback The callback function to invoke
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42 * @param[in] user_data The user data to be passed to the callback function
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43 * @return return 0 on success, otherwise a negative error value.
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44 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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45 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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46 * @retval #MEDIA_CONTENT_ERROR_OUT_OF_MEMORY Out of memory
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47 * @pre This function requires opened connection to content service by media_content_connect().
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48 * @pre A filter handle has to be created by calling media_folder_filter_create()
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49 * @post This function invokes media_folder_cb()
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50 * @see media_content_connect()
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51 * @see #media_folder_cb
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52 * @see media_folder_filter_create()
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54 int media_folder_foreach_folder_from_db(media_folder_filter_h filter, media_folder_cb callback, void *user_data);
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57 * @brief Iterates through the media files with optional @a filter in the given @a folder from the media database.
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58 * @details This function gets all media files associated with the given folder and
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59 * meeting desired filter option and calls registered callback function for
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60 * every retrieved media item. If NULL is passed to the @a filter, no filtering is applied.
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62 * @param[in] folder The handle to media folder
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63 * @param[in] filter The handle to media info filter
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64 * @param[in] callback The callback function to invoke
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65 * @param[in] user_data The user data to be passed to the callback function
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66 * @return 0 on success, otherwise a negative error value.
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67 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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68 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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69 * @retval #MEDIA_CONTENT_ERROR_OUT_OF_MEMORY Out of memory
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70 * @pre This function requires opened connection to content service by media_content_connect().
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71 * @post This function invokes media_info_cb()
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72 * @see #media_info_cb
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73 * @see media_content_connect()
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74 * @see media_folder_filter_create()
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76 int media_folder_foreach_media_from_db(media_folder_h folder, media_info_filter_h filter, media_info_cb callback, void *user_data);
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80 * @brief Gets the number of media files for the passed @a type in the given @a folder from the media database.
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82 * @param[in] folder The handle to media folder
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83 * @param[in] type The type of media content. \n To allow searching over different content types, you should use bitwise 'OR' operator to compose @a type.
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84 * @param[out] count The count of media folder items
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85 * @return 0 on success, otherwise a negative error value.
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86 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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87 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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88 * @retval #MEDIA_CONTENT_ERROR_DB_FAILED DB operation failed
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89 * @pre This function requires opened connection to content service by media_content_connect().
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90 * @see media_content_connect()
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93 int media_folder_get_media_count_from_db(media_folder_h folder, media_content_type_e type, int *count);
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96 * @brief Clones the media folder.
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97 * @details This function copies the media folder handle from a source to
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98 * destination. There is no media_folder_create() function. The media_folder_h is created internally and available through
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99 * media folder foreach function such as media_folder_foreach_folder_from_db(). To use this handle outside of these foreach functions,
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100 * use this function.
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101 * @remark The destination handle must be released with media_folder_destroy() by you.
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102 * @param[out] dst A destination handle to media folder
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103 * @param[in] src The source handle to media folder
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104 * @return 0 on success, otherwise a negative error value.
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105 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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106 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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107 * @see media_folder_destroy()
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108 * @see media_folder_foreach_folder_from_db()
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110 int media_folder_clone(media_folder_h* dst, media_folder_h src);
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114 * @brief Destroys the media folder.
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115 * @details The function frees all resources related to the folder handle. This handle
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116 * no longer can be used to perform any operation. A new handle has to
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117 * be created before the next use.
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119 * @param[in] folder The handle to media folder
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120 * @return 0 on success, otherwise a negative error value.
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121 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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122 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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123 * @pre A copy of the media folder handle created by calling media_folder_clone()
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124 * @see media_folder_clone()
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126 int media_folder_destroy(media_folder_h folder);
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130 * @brief Gets the absolute path to the folder.
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132 * @remarks @a path must be released with free() by you.
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134 * @param[in] folder The handle to media folder
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135 * @param[out] path The path of the media folder
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136 * @return 0 on success, otherwise a negative error value.
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137 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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138 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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139 * @retval #MEDIA_CONTENT_ERROR_OUT_OF_MEMORY Out of memory
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142 int media_folder_get_path(media_folder_h folder, char **path);
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145 * @brief Gets the folder name.
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147 * @remarks @a folder_name must be released with free() by you.
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149 * @param[in] folder The handle to media folder
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150 * @param[out] folder_name The name of the media folder
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151 * @return 0 on success, otherwise a negative error value.
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152 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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153 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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154 * @retval #MEDIA_CONTENT_ERROR_OUT_OF_MEMORY Out of memory
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157 int media_folder_get_name(media_folder_h folder, char **folder_name);
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160 * @brief Gets the folder storage type.
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162 * @param[in] folder The handle to media folder
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163 * @param[out] storage_type The storage type of the media folder
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164 * @return 0 on success, otherwise a negative error value.
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165 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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166 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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169 int media_folder_get_storage_type(media_folder_h folder, media_content_storage_e *storage_type);
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172 * @brief Gets the modifed date of the folder.
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174 * @param[in] folder The handle to media folder
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175 * @param[out] date The modifed date of folder
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176 * @return 0 on success, otherwise a negative error value.
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177 * @retval #MEDIA_CONTENT_ERROR_NONE Successful
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178 * @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
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181 int media_folder_get_date_modified(media_folder_h folder, time_t *date);
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189 #endif /* __cplusplus */
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191 #endif /* __TIZEN_MEDIA_FOLDER_H__ */
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