Android/MonoDroid custom Ringtones question -

i trying figure out how take audio file assets folder (included androidasset) , add list of ringtones see when make call:

this.startactivity(new intent(android.media.ringtonemanager.actionringtonepicker)); 

i adding ringtone via call:

inputstream inputstream = assets.open("filename.mp3"); 

does know how accomplished? have been searching on , haven’t figured out. thank you

something this:

private void setasringtone(){         try {             //open inputstream assets             inputstream fis = assets.open("filename.mp3");             if (fis == null)                 return;              //open file save ringtone in sd (/sdcard/android/data/com.your.package/)             file path = new             file(environment.getexternalstoragedirectory().getabsolutepath() +             "/android/data/com.your.package/");             if(!path.exists())                 path.mkdirs();              //create proper file             file f = new file(path, "yourtitle" + ".mp3");              //dump inputstream in file             outputstream fos = new fileoutputstream(f);             byte[] buf =new byte[1024];             int len;             while((len=fis.read(buf))>0){                 fos.write(buf,0,len);             }             fos.close();             fis.close();              //here metadata of ringtone             contentvalues values = new contentvalues();             values.put(mediastore.mediacolumns.data, f.getabsolutepath());             values.put(mediastore.mediacolumns.title, "yourtitle");             values.put(mediastore.mediacolumns.size, f.length());             values.put(mediastore.mediacolumns.mime_type, "audio/mp3");             values.put(mediastore.audio.media.artist, "yourartist");             //values.put(mediastore.audio.media.duration, ""); not needed             values.put(mediastore.audio.media.is_ringtone, true);             values.put(mediastore.audio.media.is_notification, false);             values.put(mediastore.audio.media.is_alarm, false);             values.put(mediastore.audio.media.is_music, false);              //we put in ddbb of mediastore             uri uri =                 mediastore.audio.media.getcontenturiforpath(f.getabsolutepath());             uri newuri = getbasecontext().getcontentresolver().insert(uri, values);              //set default                 ringtonemanager.setactualdefaultringtoneuri(                         getbasecontext(),                         ringtonemanager.type_ringtone,                         newuri);          } catch (filenotfoundexception e) {         } catch (ioexception e) {         }     }