路面信息数据集，JPEGImages和Annotations文件夹，各有2684项。

<annotation> <folder>JPEGImages</folder> <filename>munich_000358_000019_leftImg8bit.jpg</filename> <path>D:\ftw\2\2\JPEGImages\munich_000358_000019_leftImg8bit.jpg</path> <source> <database>Unknown</database> </source> <size> <width>2048</width> <height>1024</height> <depth>3</depth> </size> <segmented>0</segmented> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>262</xmin> <ymin>773</ymin> <xmax>580</xmax> <ymax>950</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>161</xmin> <ymin>622</ymin> <xmax>364</xmax> <ymax>677</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1466</xmin> <ymin>761</ymin> <xmax>1558</xmax> <ymax>806</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1596</xmin> <ymin>855</ymin> <xmax>1754</xmax> <ymax>939</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1810</xmin> <ymin>767</ymin> <xmax>1935</xmax> <ymax>809</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1666</xmin> <ymin>703</ymin> <xmax>1746</xmax> <ymax>725</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1566</xmin> <ymin>661</ymin> <xmax>1627</xmax> <ymax>684</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1391</xmin> <ymin>702</ymin> <xmax>1452</xmax> <ymax>728</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1494</xmin> <ymin>627</ymin> <xmax>1543</xmax> <ymax>644</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1441</xmin> <ymin>609</ymin> <xmax>1490</xmax> <ymax>623</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1335</xmin> <ymin>659</ymin> <xmax>1382</xmax> <ymax>677</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1299</xmin> <ymin>628</ymin> <xmax>1333</xmax> <ymax>645</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1268</xmin> <ymin>603</ymin> <xmax>1307</xmax> <ymax>617</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1243</xmin> <ymin>587</ymin> <xmax>1269</xmax> <ymax>595</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1399</xmin> <ymin>587</ymin> <xmax>1430</xmax> <ymax>598</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>1365</xmin> <ymin>572</ymin> <xmax>1390</xmax> <ymax>577</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>626</xmin> <ymin>655</ymin> <xmax>738</xmax> <ymax>723</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>751</xmin> <ymin>597</ymin> <xmax>813</xmax> <ymax>637</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>454</xmin> <ymin>570</ymin> <xmax>555</xmax> <ymax>600</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>604</xmin> <ymin>542</ymin> <xmax>669</xmax> <ymax>558</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>699</xmin> <ymin>523</ymin> <xmax>749</xmax> <ymax>536</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>771</xmin> <ymin>509</ymin> <xmax>805</xmax> <ymax>523</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>824</xmin> <ymin>497</ymin> <xmax>847</xmax> <ymax>508</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>821</xmin> <ymin>566</ymin> <xmax>857</xmax> <ymax>584</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>862</xmin> <ymin>545</ymin> <xmax>880</xmax> <ymax>561</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>886</xmin> <ymin>531</ymin> <xmax>908</xmax> <ymax>540</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>909</xmin> <ymin>517</ymin> <xmax>923</xmax> <ymax>526</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>866</xmin> <ymin>494</ymin> <xmax>888</xmax> <ymax>500</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>899</xmin> <ymin>485</ymin> <xmax>921</xmax> <ymax>491</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>930</xmin> <ymin>478</ymin> <xmax>946</xmax> <ymax>483</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>924</xmin> <ymin>509</ymin> <xmax>936</xmax> <ymax>517</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>935</xmin> <ymin>502</ymin> <xmax>944</xmax> <ymax>508</ymax> </bndbox> </object> <object> <name>dotted line</name> <pose>Unspecified</pose> <truncated>0</truncated> <difficult>0</difficult> <bndbox> <xmin>945</xmin> <ymin>496</ymin> <xmax>953</xmax> <ymax>501</ymax> </bn