1 /* 2 * This file is part of gtkD. 3 * 4 * gtkD is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU Lesser General Public License 6 * as published by the Free Software Foundation; either version 3 7 * of the License, or (at your option) any later version, with 8 * some exceptions, please read the COPYING file. 9 * 10 * gtkD is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public License 16 * along with gtkD; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA 18 */ 19 20 // generated automatically - do not change 21 // find conversion definition on APILookup.txt 22 // implement new conversion functionalities on the wrap.utils pakage 23 24 /* 25 * Conversion parameters: 26 * inFile = GstTagSetter.html 27 * outPack = gstreamer 28 * outFile = TagSetterT 29 * strct = GstTagSetter 30 * realStrct= 31 * ctorStrct= 32 * clss = TagSetterT 33 * interf = TagSetterIF 34 * class Code: No 35 * interface Code: No 36 * template for: 37 * - TStruct 38 * extend = 39 * implements: 40 * prefixes: 41 * - gst_tag_setter_ 42 * omit structs: 43 * omit prefixes: 44 * omit code: 45 * omit signals: 46 * imports: 47 * - glib.Str 48 * - gobject.Value 49 * - gstreamer.TagList 50 * structWrap: 51 * - GValue* -> Value 52 * - GstTagList* -> TagList 53 * module aliases: 54 * local aliases: 55 * overrides: 56 */ 57 58 module gstreamer.TagSetterT; 59 60 public import gstreamerc.gstreamertypes; 61 62 public import gstreamerc.gstreamer; 63 public import glib.ConstructionException; 64 public import gobject.ObjectG; 65 66 public import glib.Str; 67 public import gobject.Value; 68 public import gstreamer.TagList; 69 70 71 72 /** 73 * Element interface that allows setting of media metadata. 74 * 75 * Elements that support changing a stream's metadata will implement this 76 * interface. Examples of such elements are 'vorbisenc', 'theoraenc' and 77 * 'id3v2mux'. 78 * 79 * If you just want to retrieve metadata in your application then all you 80 * need to do is watch for tag messages on your pipeline's bus. This 81 * interface is only for setting metadata, not for extracting it. To set tags 82 * from the application, find tagsetter elements and set tags using e.g. 83 * gst_tag_setter_merge_tags() or gst_tag_setter_add_tags(). Also consider 84 * setting the GstTagMergeMode that is used for tag events that arrive at the 85 * tagsetter element (default mode is to keep existing tags). 86 * The application should do that before the element goes to GST_STATE_PAUSED. 87 * 88 * Elements implementing the GstTagSetter interface often have to merge 89 * any tags received from upstream and the tags set by the application via 90 * the interface. This can be done like this: 91 * 92 * $(DDOC_COMMENT example) 93 * 94 * Last reviewed on 2006-05-18 (0.10.6) 95 */ 96 public template TagSetterT(TStruct) 97 { 98 99 /** the main Gtk struct */ 100 protected GstTagSetter* gstTagSetter; 101 102 103 /** Get the main Gtk struct */ 104 public GstTagSetter* getTagSetterTStruct() 105 { 106 return cast(GstTagSetter*)getStruct(); 107 } 108 109 110 /** 111 */ 112 113 /** 114 * Reset the internal taglist. Elements should call this from within the 115 * state-change handler. 116 */ 117 public void resetTags() 118 { 119 // void gst_tag_setter_reset_tags (GstTagSetter *setter); 120 gst_tag_setter_reset_tags(getTagSetterTStruct()); 121 } 122 123 /** 124 * Merges the given list into the setter's list using the given mode. 125 * Params: 126 * list = a tag list to merge from 127 * mode = the mode to merge with 128 */ 129 public void mergeTags(TagList list, GstTagMergeMode mode) 130 { 131 // void gst_tag_setter_merge_tags (GstTagSetter *setter, const GstTagList *list, GstTagMergeMode mode); 132 gst_tag_setter_merge_tags(getTagSetterTStruct(), (list is null) ? null : list.getTagListStruct(), mode); 133 } 134 135 /** 136 * Adds the given tag / GValue pair on the setter using the given merge mode. 137 * Params: 138 * mode = the mode to use 139 * tag = tag to set 140 * value = GValue to set for the tag 141 */ 142 public void addTagValue(GstTagMergeMode mode, string tag, Value value) 143 { 144 // void gst_tag_setter_add_tag_value (GstTagSetter *setter, GstTagMergeMode mode, const gchar *tag, const GValue *value); 145 gst_tag_setter_add_tag_value(getTagSetterTStruct(), mode, Str.toStringz(tag), (value is null) ? null : value.getValueStruct()); 146 } 147 148 /** 149 * Adds the given tag / value pairs on the setter using the given merge mode. 150 * The list must be terminated with NULL. 151 * Params: 152 * mode = the mode to use 153 * tag = tag to set 154 * varArgs = tag / value pairs to set 155 */ 156 public void addTagValist(GstTagMergeMode mode, string tag, void* varArgs) 157 { 158 // void gst_tag_setter_add_tag_valist (GstTagSetter *setter, GstTagMergeMode mode, const gchar *tag, va_list var_args); 159 gst_tag_setter_add_tag_valist(getTagSetterTStruct(), mode, Str.toStringz(tag), varArgs); 160 } 161 162 /** 163 * Adds the given tag / GValue pairs on the setter using the given merge mode. 164 * The list must be terminated with NULL. 165 * Params: 166 * mode = the mode to use 167 * tag = tag to set 168 * varArgs = tag / GValue pairs to set 169 */ 170 public void addTagValistValues(GstTagMergeMode mode, string tag, void* varArgs) 171 { 172 // void gst_tag_setter_add_tag_valist_values (GstTagSetter *setter, GstTagMergeMode mode, const gchar *tag, va_list var_args); 173 gst_tag_setter_add_tag_valist_values(getTagSetterTStruct(), mode, Str.toStringz(tag), varArgs); 174 } 175 176 /** 177 * Returns the current list of tags the setter uses. The list should not be 178 * modified or freed. 179 * This function is not thread-safe. 180 * Returns: a current snapshot of the taglist used in the setter or NULL if none is used. [transfer none] 181 */ 182 public TagList getTagList() 183 { 184 // const GstTagList * gst_tag_setter_get_tag_list (GstTagSetter *setter); 185 auto p = gst_tag_setter_get_tag_list(getTagSetterTStruct()); 186 187 if(p is null) 188 { 189 return null; 190 } 191 192 return ObjectG.getDObject!(TagList)(cast(GstTagList*) p); 193 } 194 195 /** 196 * Sets the given merge mode that is used for adding tags from events to tags 197 * specified by this interface. The default is GST_TAG_MERGE_KEEP, which keeps 198 * the tags set with this interface and discards tags from events. 199 * Params: 200 * mode = The mode with which tags are added 201 */ 202 public void setTagMergeMode(GstTagMergeMode mode) 203 { 204 // void gst_tag_setter_set_tag_merge_mode (GstTagSetter *setter, GstTagMergeMode mode); 205 gst_tag_setter_set_tag_merge_mode(getTagSetterTStruct(), mode); 206 } 207 208 /** 209 * Queries the mode by which tags inside the setter are overwritten by tags 210 * from events 211 * Returns: the merge mode used inside the element. 212 */ 213 public GstTagMergeMode getTagMergeMode() 214 { 215 // GstTagMergeMode gst_tag_setter_get_tag_merge_mode (GstTagSetter *setter); 216 return gst_tag_setter_get_tag_merge_mode(getTagSetterTStruct()); 217 } 218 }