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How to set maximum zoom for MBTiles in GDAL?
However that information being optional, if omitted, the driver will use the extent of the tiles at the maximum zoom level. The user can also specify the USE_BOUNDS=NO open option to force the use of the actual extent of tiles at the maximum zoom level. Or it can specify any of MINX/MINY/MAXX/MAXY to have a custom extent.
How to create MBTiles in Python using GDAL?
P.S. Starting with GDAL 2.1, the MBTiles driver has creation and write support for MBTiles datasets. So you can use gdal_translate to generate mbtiles with base zoom level (automaticaly defined). And then use gdaladdo to generate overviews. Gdal_translate is all you need and usage is documented in http://www.gdal.org/frmt_mbtiles.html.
How to generate TMS tiles in GDAL library?
GDAL library originaly provides gdal2tiles.py script to generate directories with TMS tiles. Also you can use gdal2tilesp with multiprocessing support. After tiles were generated you can load them into mbtiles database using mbutil.
Is there a GDAL driver that supports MBTiles?
Starting with GDAL 2.1, the MBTiles driver has creation and write support for MBTiles raster datasets. Starting with GDAL 2.3, the MBTiles driver has read and write support for MBTiles vector datasets. For standalone Mapbox Vector Tile files or set of MVT files, see the MVT driver. Note: vector write support requires GDAL to be built with GEOS.
What kind of Tile format does GDAL use?
By default, GDAL will PNG tiles. It is possible to select the tile format by setting the creation/open option TILE_FORMAT to one of PNG, PNG8 or JPEG. When using JPEG, the alpha channel will not be stored. PNG8 can be selected to use 8-bit PNG with a color table up to 256 colors.
What are the band counts in GDAL 2.1?
It is possible to alter this behavior by defining the MBTILES_BAND_COUNT configuration option (or starting with GDAL 2.1, the BAND_COUNT open option) to the number of bands. The values supported are 1, 2, 3 or 4. Four band (Red,Green,Blue,Alpha) dataset gives the maximum compatibility with the various encodings of tiles that can be stored.
Can you write rasters to MBTiles in GDAL?
Since then more tools have come available to create MBtiles. Arguably most important is that starting with version 1.1, GDAL offers read support for rasters in MBtiles format, while with GDAL 2.1 the MBtiles driver has creation and write support for MBtiles datasets.
How to convert a raster layer to a MBTiles map?
Export: Converting a raster layer to a MBtiles map takes two steps. First, use gdal_translate to convert your raster layer to a tiles layer (see here for MBtile specific options). This will only create the highest zoom level. Gdal_translate determines this automatically based on the image resolution.