# mbtiles

Utilities and [tilelive][1] integration for the [MBTiles][2] format.


### Installation

    npm install mbtiles


### Commandline tools

Several commandline tools are included in `bin` for manipulating existing
MBTiles files.

    mbcheck [FILE]
      Check an mbtiles for missing metadata and tiles.

    mbcompact [FILE]
      Eliminate duplicate images to reduce mbtiles filesize.

    mbpipe [COMMAND] [FILE]
      Pipe each tile to stdin of the specified command and
      write stdout into the mbtiles file.

    mbrekey [FILE]
      Rekey a compacted mbtiles to save space.


### tilelive.js integration

Example of using `tilelive` to serve tiles from an `mbtiles` file.

    var tilelive = new Server(require('mbtiles')),
    tilelive.serve({
        datasource: '/my/map.mbtiles',
        x: 0,
        y: 0,
        z: 0,
        format: 'png'
    }, function(err, data) {
        if (!err) throw Err
        // data[0]: PNG image
        // data[1]: HTTP headers object appropriate for PNG format
    });


[1]: https://github.com/mapbox/tilelive.js
[2]: http://mbtiles.org