大疆社区
标题:
如何使用OpenDroneMap对航拍图像快速建模
[打印本页]
作者:
davidac
时间:
2017-8-14
标题:
如何使用OpenDroneMap对航拍图像快速建模
本帖最后由 davidac 于 2017-8-14 11:08 编辑
[{"nameindex":"_1_1","type":1,"url":"","desc":"\u5f53\u4f60\u9a7e\u8f7b\u5c31\u719f\u5730\u7528\u65e0\u4eba\u673a\u62cd\u6444\u4e86\u67d0\u4e2a\u5730\u533a\u7684\u822a\u62cd\u56fe\u50cf\u540e\uff0c\u9664\u4e86\u5206\u4eab\u5230\u5fae\u4fe1\u670b\u53cb\u5708\u91cc\uff0c\u8fd8\u53ef\u4ee5\u505a\u4e9b\u4ec0\u4e48\u5462\uff1f\u6216\u8bb8 OpenDroneMap \u80fd\u52a9\u4f60\u5f00\u542f\u601d\u8def\u3002\r\n\r\n","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_338571","type":2,"url":"201708\/11\/174238jtd5o2kzgyyww2qq.png","desc":"","imgsrc":"201708\/11\/174238jtd5o2kzgyyww2qq.png"},{"nameindex":"_1_2","type":1,"url":"","desc":"OpenDroneMap \u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u822a\u62cd\u56fe\u50cf\u5904\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u628a\u822a\u62cd\u56fe\u50cf\u8fdb\u884c\u70b9\u4e91\u3001\u6b63\u5c04\u5f71\u50cf\u548c\u9ad8\u7a0b\u6a21\u578b\u7b49\u8f6c\u6362\u5904\u7406\u3002\r\n\r\n\u4e00\u822c\u7684\u65e0\u4eba\u673a\u7528\u7684\u90fd\u662f\u300c\u50bb\u74dc\u5f0f\u300d\u7684\u76f8\u673a\uff0c\u5176\u5b9e\u8fd9\u8ddf\u4f60\u7528\u624b\u673a\u6216\u666e\u901a\u6570\u7801\u76f8\u673a\u62cd\u7684\u6ca1\u5dee\uff0c\u53ea\u662f\u62cd\u6444\u7684\u89d2\u5ea6\u4e0d\u4e00\u6837\u800c\u5df2\u3002\u5b83\u4eec\u62cd\u51fa\u6765\u7684\u7167\u7247\u90fd\u662f\u975e\u91cf\u6d4b\u5f71\u50cf\uff08non-metric imagery\uff09\uff0c\u800c OpenDroneMap \u5219\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u975e\u91cf\u6d4b\u5f71\u50cf\u8f6c\u6362\u6210\u4e09\u7ef4\u5730\u7406\u5efa\u6a21\u6570\u636e\uff0c\u5e76\u5e94\u7528\u5728\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\u4e2d\u3002","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_338576","type":2,"url":"201708\/11\/175220tmfmrj2fmjnjjjyn.png","desc":"","imgsrc":"201708\/11\/175220tmfmrj2fmjnjjjyn.png"},{"nameindex":"_1_3","type":1,"url":"","desc":"\u5177\u4f53\u800c\u8a00\uff0cOpenDroneMap \u53ef\u4ee5\u5c06\u822a\u62cd\u56fe\u50cf\u5904\u7406\u4e3a\u4e0b\u9762\u51e0\u79cd\u683c\u5f0f\u7684\u6570\u636e\uff1a\r\n\r\n- \u70b9\u4e91\uff08Point Clouds\uff09\r\n- \u7eb9\u7406\u6570\u5b57\u8868\u9762\u5efa\u6a21\uff08Textured Digital Surface Models\uff09\r\n- \u6b63\u5c04\u6821\u6b63\u5f71\u50cf\uff08Orthorectified Imagery\uff09\r\n- \u6570\u5b57\u9ad8\u7a0b\u6a21\u578b\uff08Digital Elevation Models\uff09\r\n- \u2026\u2026\r\n\r\n\r\n\r\n\u4f7f\u7528\u65b9\u6cd5\r\n\r\nOpenDroneMap \u652f\u6301 Docker\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fd0\u884c OpenDroneMap\u3002\u4e0b\u9762\u4ee5 Mac OS \u4e3a\u4f8b\uff0c\u4ecb\u7ecd OpenDroneMap \u7684\u4f7f\u7528\u65b9\u6cd5\u3002\r\n\r\n1\u3001\u5b89\u88c5 Docker CE\r\n\r\n\u5230 Docker \u5b98\u7f51 [url]https:\/\/docs.docker.com\/engine\/installation\/[\/url] \u627e\u5230\u5e76\u4e0b\u8f7d\u9002\u7528\u4e8e\u4f60\u6240\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\u7684 Docker CE \u7248\u672c\uff08Docker EE \u662f\u4f01\u4e1a\u7248\uff0c\u6682\u65f6\u7528\u4e0d\u4e0a\uff09\u3002\u7ecf\u8fc7\u300c\u50bb\u74dc\u5f0f\u300d\u7684\u5b89\u88c5\u540e\uff0c\u53ef\u4ee5\u5728 Terminal \u4e0a\u8f93\u5165\u300cdocker --version\u300d\u68c0\u9a8c Docker \u662f\u5426\u5b89\u88c5\u6210\u529f\u3002\r\n","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339566","type":2,"url":"201708\/14\/105951t7ladnsyun707d0o.png","desc":"","imgsrc":"201708\/14\/105951t7ladnsyun707d0o.png"},{"nameindex":"_1_4","type":1,"url":"","desc":"2\u3001\u4e0b\u8f7d OpenDroneMap \u7684\u955c\u50cf\r\n\r\n\u786e\u8ba4 Docker \u6210\u529f\u5b89\u88c5\u540e\uff0c\u5728 Terminal \u4e0a\u8f93\u5165\u4ee5\u4e0b\u6307\u4ee4\uff1a\r\n\r\ndocker pull opendronemap\/opendronemap\r\n\r\nDocker \u5c31\u4f1a\u4ece Docker Hub \u4e2d\u4e0b\u8f7d OpenDroneMap \u7684\u955c\u50cf\u5230\u672c\u5730\u4e2d\u3002\u4e3a\u63d0\u9ad8\u4e0b\u8f7d\u901f\u5ea6\uff0c\u5efa\u8bae\u63d0\u524d\u4f7f\u7528 Proxifier \u4e4b\u7c7b\u7684\u5de5\u5177\uff08\u5efa\u8bae\u81ea\u884c Google\uff09\u8ba9 Terminal \u8d70\u4e0a\u4ee3\u7406\u9053\u8def\u3002\u955c\u50cf\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0c\u5728 Terminal \u8f93\u5165\u300cdocker images\u300d\u6307\u4ee4\uff0c\u5c31\u80fd\u67e5\u770b\u5230\u521a\u624d\u4e0b\u8f7d\u7684 OpenDroneMap \u7684\u955c\u50cf\u4e86\u3002\r\n","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339567","type":2,"url":"201708\/14\/110049xy02eei3ual4bc0i.png","desc":"","imgsrc":"201708\/14\/110049xy02eei3ual4bc0i.png"},{"nameindex":"_1_5","type":1,"url":"","desc":"3\u3001\u521b\u5efa\u6587\u4ef6\u76ee\u5f55\r\n\r\n\u5728 Finder \u4e0a\u4efb\u610f\u4e00\u76ee\u5f55\u65b0\u5efa\u4e00\u4e2a\u540d\u4e3a images \u7684\u6587\u4ef6\u5939\uff0c\u4f5c\u4e3a\u5f85\u5904\u7406\u56fe\u7247\u7684\u5b58\u653e\u4f4d\u7f6e\u3002\u6211\u7684\u4e60\u60ef\u662f\u4ee5\u300c\u9879\u76ee\u540d \/ images\u300d\u7684\u65b9\u5f0f\u6765\u5bf9\u76ee\u5f55\u8fdb\u884c\u547d\u540d\uff0c\u8fd9\u6837\u80fd\u66f4\u76f4\u89c2\u5730\u7ba1\u7406\u6587\u4ef6\u3002\u6bd4\u5982\uff1a\r\n\r\n\/\/odm_test_1\/images\r\n\/\/odm_test_2\/images\r\n\r\n\u63a5\u4e0b\u6765\uff0c\u5c31\u9700\u8981\u628a\u4f60\u9700\u8981\u8fdb\u884c\u5904\u7406\u7684\u822a\u62cd\u5f71\u50cf\u62f7\u8d1d\u5230 images \u6587\u4ef6\u5939\u4e2d\u4e86\uff0c\u5982\u679c\u4f60\u6682\u65f6\u6ca1\u6709\u8fd9\u4e9b\u822a\u62cd\u56fe\u50cf\u7684\u8bdd\uff0c\u53ef\u4ee5\u5728 [url]https:\/\/github.com\/OpenDroneMap\/odm_data[\/url] \u4e0a\u4e0b\u8f7d\u8303\u4f8b\u7d20\u6750\u3002\r\n\r\n\u6211\u5728\u7f51\u7ad9\u4e0a\u4e0b\u8f7d\u4e86\u300caukerman\u300d\u7d20\u6750\u7684\u56fe\u50cf\u6587\u4ef6\uff0c\u8fd9\u4e2a\u8303\u4f8b\u7d20\u6750\u4f3c\u4e4e\u662f\u5bf9\u67d0\u4e2a\u7eff\u5316\u516c\u56ed\u8fde\u7eed\u62cd\u6444\u7684\u822a\u62cd\u56fe\u50cf\uff0c\u67e5\u770b\u6bcf\u4e2a\u56fe\u50cf\u6587\u4ef6\u7684 info\uff08Command + I\uff09\uff0c\u90fd\u80fd\u627e\u5230\u5b83\u7684\u7ecf\u7eac\u5ea6\u4fe1\u606f\u3002\u6211\u4eec\u53ef\u4ee5\u7528 OpenDroneMap \u5bf9\u8fd9\u4e9b\u6587\u4ef6\u8fdb\u884c\u300c\u6b63\u5c04\u5f71\u50cf\uff08\u62fc\u63a5\uff09\u300d\u548c\u300c\u7eb9\u7406\u7f51\u9762\u5efa\u6a21\u300d\u7684\u5904\u7406\u3002\r\n","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339569","type":2,"url":"201708\/14\/110211htew7scgck77okto.png","desc":"","imgsrc":"201708\/14\/110211htew7scgck77okto.png"},{"nameindex":"_1_6","type":1,"url":"","desc":"4\u3001\u8fd0\u884c OpenDroneMap\r\n\r\n\u5728\u822a\u62cd\u56fe\u50cf\u6587\u4ef6\u62f7\u8d1d\u5230 images \u76ee\u5f55\u4ee5\u540e\uff0c\u6253\u5f00 Terminal \u5e76\u5b9a\u4f4d\u5230\u9879\u76ee\u6587\u4ef6\u5939\uff08\u6bd4\u5982 odm_test_1\uff09\u4e2d\uff0c\u6267\u884c\u4ee5\u4e0b\u6307\u4ee4\uff1a\r\n\r\ndocker run -it --rm \\\r\n -v $(pwd)\/images:\/code\/images \\\r\n -v $(pwd)\/odm_orthophoto:\/code\/odm_orthophoto \\\r\n -v $(pwd)\/odm_texturing:\/code\/odm_texturing \\\r\n opendronemap\/opendronemap\r\n\r\n\u6307\u4ee4\u7684\u4f5c\u7528\u662f\uff1a\u901a\u8fc7 OpenDronMap \u5bf9 odm_test_1\/images \u76ee\u5f55\u4e0b\u7684\u56fe\u50cf\u6587\u4ef6\u540c\u65f6\u8fdb\u884c\u300c\u6b63\u5c04\u5f71\u50cf\uff08odm_orthophoto\uff09\u300d\u548c\u300c\u7eb9\u7406\u7f51\u9762\u5efa\u6a21\uff08odm_texturing\uff09\u300d\u7684\u56fe\u50cf\u5904\u7406\uff08\u4f5c\u4e3a\u6d4b\u8bd5\uff0c\u4e3a\u4e86\u8282\u7701\u65f6\u95f4\uff0c\u4f60\u53ef\u4ee5\u53ea\u9009\u53d6 odm_orthophoto \u6216 odm_texturing \u5176\u4e2d\u4e00\u79cd\u5904\u7406\u65b9\u5f0f\uff09\u3002","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339571","type":2,"url":"201708\/14\/110325w4q4401r204xy5ok.png","desc":"","imgsrc":"201708\/14\/110325w4q4401r204xy5ok.png"},{"nameindex":"_1_7","type":1,"url":"","desc":"\u6307\u4ee4\u89e3\u91ca\uff1a\r\n\r\ndocker run -it --rm\r\n\r\nDocker \u7684\u8fd0\u884c\u6307\u4ee4\u3002-it \u6307\u8ba9 Docker \u5206\u914d\u4e00\u4e2a\u4f2a\u8f93\u5165\u7ec8\u7aef\u5e76\u4ee5\u4ea4\u4e92\u6a21\u5f0f\u8fd0\u884c\u5bb9\u5668\uff1b--rm \u662f\u6307\u5728\u5bb9\u5668\u8fd0\u884c\u5b8c\u4e4b\u540e\u81ea\u52a8\u6e05\u9664\u4ee5\u8282\u7701\u7535\u8111\u5b58\u50a8\u7a7a\u95f4\u3002\r\n\r\n-v $(pwd)\/images:\/code\/images\r\n\r\n-v \u662f\u7528\u6765\u5c06\u672c\u5730\u76ee\u5f55\u7ed1\u5b9a\u5230\u5bb9\u5668\u4e2d\u7684\uff0c\u5728\u672c\u4f8b\u5b50\u4e2d\uff0c\u662f\u8ba9 OpenDroneMap \u77e5\u9053\u5f85\u5904\u7406\u7684\u7167\u7247\u5728\u54ea\u91cc\uff1b\u5192\u53f7\u524d\u9762\uff0c\u4ee3\u8868\u7684\u662f\u672c\u5730 images \u8def\u5f84\uff0c\u5176\u4e2d (pwd) \u4ee3\u8868\u5f53\u524d Teminal \u5b9a\u4f4d\u76ee\u5f55\u7684\u7edd\u5bf9\u8def\u5f84\uff0c\u4f60\u53ef\u4ee5\u66f4\u6539\u4e3a\u5176\u4ed6\u76ee\u5f55\u7684\u7edd\u5bf9\u8def\u5f84\uff1b\u5192\u53f7\u540e\u9762\uff0c\u662f\u6307\u5bb9\u5668\u7684\u8def\u5f84\uff0c\u8fd9\u4e2a\u662f\u4e0d\u80fd\u66f4\u6539\u7684\u3002\r\n\r\n-v $(pwd)\/odm_orthophoto:\/code\/odm_orthophoto\r\n\r\n\u8fd9\u884c\u6307\u4ee4\uff0c\u662f\u6307\u5e0c\u671b\u4f7f\u7528 OpenDroneMap \u5bf9\u56fe\u50cf\u6587\u4ef6\u8fdb\u884c\u600e\u4e48\u6837\u7684\u5904\u7406\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u9879\u76ee\u7684\u9700\u8981\uff0c\u8f93\u5165\u4e0d\u540c\u7684\u5904\u7406\u6307\u4ee4\uff0cOpenDroneMap \u63d0\u4f9b\u4e86\u4ee5\u4e0b\u51e0\u79cd\u5904\u7406\u65b9\u5f0f\uff1a\r\n\r\n- odm_meshing # 3D \u7f51\u9762\u5efa\u6a21\r\n- odm_texturing # \u7eb9\u7406\u7f51\u9762\u5efa\u6a21\r\n- odm_georeferencing # \u5730\u7406\u914d\u51c6\u540e\u7684\u70b9\u4e91\u56fe\r\n- odm_orthophoto # \u6b63\u5c04\u5f71\u50cf\u56fe\r\n- opendronemap\/opendronemap\r\n\r\n\u8fd9\u662f\u6307\u660e\u9700\u8981\u8c03\u7528\u7684\u955c\u50cf\uff0c\u8fd9\u91cc\u662f\u8c03\u7528 Repository \u4e3a opendronemap\/opendronemap \u7684\u955c\u50cf\uff0c\u53ef\u4ee5\u7528\u8be5\u955c\u50cf\u7684 tag\uff08\u5982\u679c\u6709\u8bbe\u7f6e\u7684\u8bdd\uff09\u548c\u955c\u50cf ID \u66ff\u4ee3\u3002\r\n\r\n5\u3001\u67e5\u770b\u7ed3\u679c\r\n\r\n\u6307\u4ee4\u6267\u884c\u540e\uff0c\u5c31\u4ea4\u7ed9\u7a0b\u5e8f\u53bb\u5904\u7406\u4e86\u3002\u8fd0\u884c\u65f6\u95f4\u53ef\u80fd\u4f1a\u7a0d\u957f\uff0c\u8bf7\u8010\u5fc3\u7b49\u5019\uff0c\u4e00\u5207\u987a\u5229\u7684\u8bdd\uff0cTerminal \u5c31\u4f1a\u4e0b\u9762\u7684\u63d0\u793a\uff1a","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339573","type":2,"url":"201708\/14\/110432p4zm4apmc882nkxm.png","desc":"","imgsrc":"201708\/14\/110432p4zm4apmc882nkxm.png"},{"nameindex":"_1_8","type":1,"url":"","desc":"\u7136\u540e\u5728\u9879\u76ee\u7684\u6587\u4ef6\u5939\u4e2d\uff08\u6bd4\u5982 odm_test_1\uff09\uff0c\u5c31\u80fd\u5728 odm_orthophoto \u548c odm_texturing \u76ee\u5f55\u4e2d\u770b\u5230\u5bf9\u5e94\u7684\u8f93\u51fa\u7ed3\u679c\u4e86\u3002","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339578","type":2,"url":"201708\/14\/110546il4cdkhc76k6l884.png","desc":"","imgsrc":"201708\/14\/110546il4cdkhc76k6l884.png"},{"nameindex":"_1_9","type":1,"url":"","desc":"\u6b63\u5c04\u5f71\u50cf\u7684\u8f93\u51fa\u7ed3\u679c\u7684 png \u9884\u89c8\u56fe\uff1a","imgsrc":"static\/image\/text.jpg"},{"nameindex":"_2_339582","type":2,"url":"201708\/14\/110748d66b4bcba2mm66um.png","desc":"","imgsrc":"201708\/14\/110748d66b4bcba2mm66um.png"},{"nameindex":"_1_10","type":1,"url":"","desc":"\u6216\u8bb8\u6709\u670b\u53cb\u4f1a\u8bf4\uff0c\u6700\u540e\u8fd8\u4e0d\u662f\u4e00\u5f20\u5e38\u89c1\u7684\u65e0\u4eba\u673a\u4fef\u89c6\u822a\u62cd\u56fe\uff0c\u4f46\u5176\u5b9e odm_orthophoto \u7684\u8f93\u51fa\u7ed3\u679c\u8fd8\u6709\u4e00\u4e2a\u540e\u7f00\u4e3a tif \u7684 GeoTIFF \u6587\u4ef6\uff0c\u8fd9\u53ef\u4ee5\u5e94\u7528\u5728 QGIS \u4e0a\u4f5c\u4e3a\u5149\u6805\u56fe\u5c42\uff0c\u4f9b\u5730\u7406\u4fe1\u606f\u5206\u6790\u4e4b\u7528\uff08\u6bd4\u5982\u5b9e\u73b0\u5730\u56fe\u7684\u4fee\u6d4b\u66f4\u65b0\uff09\u3002\r\n\r\n\r\n\r\n\u5c0f\u7ed3\r\n\r\n\u4e0a\u8ff0\u6559\u7a0b\u4e2d\u7684 GIS \u672f\u8bed\u53ef\u80fd\u7ffb\u8bd1\u5f97\u4e0d\u591f\u5230\u4f4d\uff0c\u5982\u6709\u4e0d\u59a5\u7684\u5730\u65b9\u671b\u8bf7\u6307\u51fa\u3002\r\n\r\n\u6574\u4f53\u6765\u8bf4\uff0c\u6709 docker \u8fd9\u6837\u7684\u5de5\u5177\u80fd\u5f88\u5927\u7a0b\u5ea6\u4e0a\u51cf\u5c11\u914d\u7f6e\u5f00\u53d1\u73af\u5883\u7684\u65f6\u95f4\uff0c\u4e5f\u7b80\u5316\u4e86\u4e0d\u5c11\u7684\u64cd\u4f5c\u6b65\u9aa4\uff0c\u4e0d\u8fc7\u9700\u8981\u6ce8\u610f\u7684\u662f OpenDroneMap \u7684\u9879\u76ee\u8fd8\u662f\u633a\u5360\u7528\u7535\u8111\u7a7a\u95f4\u7684\uff0c\u6240\u4ee5\u5728\u64cd\u4f5c\u4e4b\u524d\uff0c\u6700\u597d\u80fd\u786e\u4fdd\u7535\u8111\u6709\u8db3\u591f\u7684\u5269\u4f59\u7a7a\u95f4\u3002\r\n\r\n\u4e0a\u9762\u7684\u4f8b\u5b50\u91c7\u7528\u7684\u662f\u8303\u4f8b\u7d20\u6750\u7684\u822a\u62cd\u56fe\u50cf\uff0c\u5982\u679c\u8981\u5b9e\u9645\u5e94\u7528\u5230\u81ea\u5df1\u7684\u9879\u76ee\u4e2d\uff0c\u5219\u9700\u8981\u81ea\u5df1\u4f7f\u7528\u65e0\u4eba\u673a\uff0c\u7ed3\u5408\u76f8\u5173\u8f6f\u4ef6\u7684\u822a\u7ebf\u89c4\u5212\u548c\u5b9a\u65f6\u62cd\u6444\u529f\u80fd\uff0c\u5bf9\u67d0\u4e00\u4e2a\u5730\u533a\u8fdb\u884c\u8fde\u7eed\u62cd\u6444\uff0c\u5c06\u62cd\u6444\u7684\u56fe\u50cf\u6587\u4ef6\u5bfc\u5165\u5230\u300cimages\u300d\u6587\u4ef6\u5939\u4e2d\uff0c\u518d\u6309\u6559\u7a0b\u6b65\u9aa4\u6267\u884c\u5c31\u80fd\u5b9e\u73b0\u6570\u636e\u5904\u7406\u4e86\u3002\r\n\r\n\u6b64\u5916\uff0cDocker \u4e5f\u6709 Windows \u7248\u672c\uff0c\u628a\u6559\u7a0b\u4e2d Terminal \u7684\u64cd\u4f5c\u6362\u6210 Windows \u7cfb\u7edf\u7684 Cmd\uff0c\u6216\u8bb8\u4e5f\u80fd\u5b9e\u73b0\uff08\u6ca1\u6709\u5c1d\u8bd5\u8fc7\uff0c\u6240\u4ee5\u4e0d\u6562\u6253\u5305\u7968\uff09\u3002\r\n\r\n\r\n\r\n\u7531\u4e8e\u8bba\u575b\u4e0a\u7684\u6392\u7248\u4e0d\u592a\u53cb\u597d\uff0c\u5927\u5bb6\u5bf9\u65e0\u4eba\u673a\u8f6f\u4ef6\u9879\u76ee\u5f00\u53d1\u611f\u5174\u8da3\u7684\u8bdd\uff0c\u53ef\u4ee5\u5173\u6ce8\u4e00\u4e0b\u516c\u53f7\uff1adronedev","imgsrc":"static\/image\/text.jpg"}]
欢迎光临 大疆社区 (https://bbs.dji.com/)
Powered by Discuz! X3.2