{"id":122,"date":"2022-08-17T11:26:03","date_gmt":"2022-08-17T11:26:03","guid":{"rendered":"https:\/\/oomap.dna-software.co.uk\/help\/?p=122"},"modified":"2022-08-17T11:26:03","modified_gmt":"2022-08-17T11:26:03","slug":"scottish-contours-at-last","status":"publish","type":"post","link":"https:\/\/oomap.dna-software.co.uk\/help\/scottish-contours-at-last\/","title":{"rendered":"Scottish Contours (at last)"},"content":{"rendered":"\n

Although Scotland’s Environment Protection Agency makes available its LIDAR data (at https:\/\/remotesensingdata.gov.scot\/data#\/list<\/a>), it isn’t easy to download the data in bulk, so I’ve not been able to download the full dataset and use to generate contours. The data is available as 5 separate datasets that overlap considerably, downloadable only as small areas (5km x 5km) at a fixed resolution, often 50 cm. This gives over 1,000 files to manually download, each coming as files of up to 400 MB.<\/p>\n\n\n\n

I’ve recently come up with a way to extract the individual download links so after a bit of donkeywork, the rest can be automated. The pipeline goes:<\/p>\n\n\n\n