analysis/webservice/GenerateImageMRF.py

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


import errno
import os
from shutil import copyfile
from subprocess import call

tmpdir = '/tmp/tmp/'
gdal_dir = '/usr/local/anaconda2/envs/nexus/bin/'
gdal_translate = 'gdal_translate'
gdaladdo = 'gdaladdo'
gdalwarp = 'gdalwarp'

COMPRESSION = 'PNG'
OUTWIDTH = 2560
OUTHEIGHT = 1280
OUTWIDTHPOLAR = 8192
OUTHEIGHTPOLAR = 8192

GEO_TILEMATRIXSET = 'EPSG4326_16km'
GEO_PROJECTION = 'EPSG:4326'

ANTARCTIC_TILEMATRIXSET = 'EPSG3031_1km'
ANTARCTIC_PROJECTION = 'EPSG:3031'

ARCTIC_TILEMATRIXSET = 'EPSG3413_1km'
ARCTIC_PROJECTION = 'EPSG:3413'


def create_geo_mrf_header(shortname):
    header = """<MRF_META>
  <Raster>
    <Size x="${_OUTWIDTH}" y="${_OUTHEIGHT}" c="3" />
    <Compression>${_COMPRESSION}</Compression>
    <DataValues NoData="0 0 0 " />
    <Quality>80</Quality>
    <PageSize x="512" y="512" c="3" />
  </Raster>
  <Rsets model="uniform" scale="2" />
  <GeoTags>
    <BoundingBox minx="-180.00000000" miny="-90.00000000" maxx="180.00000000" maxy=" 90.00000000" />
    <Projection>GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]]</Projection>
  </GeoTags>
</MRF_META>"""

    header = header.replace('${_OUTWIDTH}', str(OUTWIDTH))
    header = header.replace('${_OUTHEIGHT}', str(OUTHEIGHT))
    header = header.replace('${_COMPRESSION}', COMPRESSION)

    path = shortname + '/MRF-GEO/'
    create_path(path)
    filename = path + shortname + '-geo.mrf'
    write_to_file(filename, header)


def create_geo_xml_config(shortname, prefix):
    config = """<?xml version="1.0" encoding="UTF-8"?>
<LayerConfiguration>
 <Identifier>${shortname}</Identifier>
 <Title>${shortname}</Title>
 <FileNamePrefix>${prefix}_</FileNamePrefix>
 <TiledGroupName>${prefix} tileset</TiledGroupName>
 <HeaderFileName>/etc/onearth/config/headers/${shortname}-geo.mrf</HeaderFileName>
 <Compression>${_COMPRESSION}</Compression>
 <TileMatrixSet>${_GEO_TILEMATRIXSET}</TileMatrixSet>
 <EmptyTileSize offset="0">0</EmptyTileSize>
 <Projection>${_GEO_PROJECTION}</Projection>
 <EnvironmentConfig>/etc/onearth/config/conf/environment_geographic.xml</EnvironmentConfig>
 <ArchiveLocation static="false" year="true" root="geographic">${shortname}</ArchiveLocation>
 <ColorMap>sample.xml</ColorMap>
 <Time>DETECT/P1M</Time>
</LayerConfiguration>"""

    config = config.replace('${shortname}', shortname)
    config = config.replace('${prefix}', prefix)
    config = config.replace('${_COMPRESSION}', COMPRESSION)
    config = config.replace('${_GEO_TILEMATRIXSET}', GEO_TILEMATRIXSET)
    config = config.replace('${_GEO_PROJECTION}', GEO_PROJECTION)

    path = shortname + '/MRF-GEO/'
    create_path(path)
    filename = path + shortname + '-geo.xml'
    write_to_file(filename, config)


def create_arctic_mrf_header(shortname):
    header = """<MRF_META>
  <Raster>
  <Size x="${_OUTWIDTHPOLAR}" y="${_OUTHEIGHTPOLAR}" c="3" />
  <Compression>${_COMPRESSION}</Compression>
    <DataValues NoData="0 0 0" />
    <Quality>80</Quality>
    <PageSize x="512" y="512" c="3" />
  </Raster>
  <Rsets model="uniform" />
  <GeoTags>
    <BoundingBox minx="-4194300.00000000" miny="-4194200.00000000" maxx="4194200.00000000" maxy="4194300.00000000" />
    <Projection>PROJCS["WGS 84 / NSIDC Sea Ice Polar Stereographic North",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]],PROJECTION["Polar_Stereographic"],PARAMETER["latitude_of_origin",70],PARAMETER["central_meridian",-45],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["X",EAST],AXIS["Y",NORTH],AUTHORITY["EPSG","3413"]]</Projection>
  </GeoTags>
</MRF_META>"""

    header = header.replace('${_OUTWIDTHPOLAR}', str(OUTWIDTHPOLAR))
    header = header.replace('${_OUTHEIGHTPOLAR}', str(OUTHEIGHTPOLAR))
    header = header.replace('${_COMPRESSION}', COMPRESSION)

    path = shortname + '/MRF-ARCTIC/'
    create_path(path)
    filename = path + shortname + '-arctic.mrf'
    write_to_file(filename, header)


def create_arctic_xml_config(shortname, prefix):
    config = """<?xml version="1.0" encoding="UTF-8"?>
<LayerConfiguration>
 <Identifier>${shortname}</Identifier>
 <Title>${shortname}</Title>
 <FileNamePrefix>${prefix}_</FileNamePrefix>
 <TiledGroupName>${prefix} tileset</TiledGroupName>
 <HeaderFileName>/etc/onearth/config/headers/${shortname}-arctic.mrf</HeaderFileName>
 <Compression>${_COMPRESSION}</Compression>
 <TileMatrixSet>${_ARCTIC_TILEMATRIXSET}</TileMatrixSet>
 <EmptyTileSize offset="0">0</EmptyTileSize>
 <Projection>${_ARCTIC_PROJECTION}</Projection>
 <EnvironmentConfig>/etc/onearth/config/conf/environment_arctic.xml</EnvironmentConfig>
 <ArchiveLocation static="false" year="true" root="arctic">${shortname}</ArchiveLocation>
 <ColorMap>sample.xml</ColorMap>
 <Time>DETECT/P1M</Time>
</LayerConfiguration>"""

    config = config.replace('${shortname}', shortname)
    config = config.replace('${prefix}', prefix)
    config = config.replace('${_COMPRESSION}', COMPRESSION)
    config = config.replace('${_ARCTIC_TILEMATRIXSET}', ARCTIC_TILEMATRIXSET)
    config = config.replace('${_ARCTIC_PROJECTION}', ARCTIC_PROJECTION)

    path = shortname + '/MRF-ARCTIC/'
    create_path(path)
    filename = path + shortname + '-arctic.xml'
    write_to_file(filename, config)


def create_antarctic_mrf_header(shortname):
    header = """<MRF_META>
  <Raster>
  <Size x="${_OUTWIDTHPOLAR}" y="${_OUTHEIGHTPOLAR}" c="3" />
  <Compression>${_COMPRESSION}</Compression>
    <DataValues NoData="0 0 0" />
    <Quality>80</Quality>
    <PageSize x="512" y="512" c="3" />
  </Raster>
  <Rsets model="uniform" />
  <GeoTags>
    <BoundingBox minx="-4194300.00000000" miny="-4194200.00000000" maxx="4194200.00000000" maxy="4194300.00000000" />
    <Projection>PROJCS["WGS 84 / Antarctic Polar Stereographic",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]],PROJECTION["Polar_Stereographic"],PARAMETER["latitude_of_origin",-71],PARAMETER["central_meridian",0],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3031"]]</Projection>
  </GeoTags>
</MRF_META>"""

    header = header.replace('${_OUTWIDTHPOLAR}', str(OUTWIDTHPOLAR))
    header = header.replace('${_OUTHEIGHTPOLAR}', str(OUTHEIGHTPOLAR))
    header = header.replace('${_COMPRESSION}', COMPRESSION)

    path = shortname + '/MRF-ANTARCTIC/'
    create_path(path)
    filename = path + shortname + '-antarctic.mrf'
    write_to_file(filename, header)


def create_antarctic_xml_config(shortname, prefix):
    config = """<?xml version="1.0" encoding="UTF-8"?>
<LayerConfiguration>
 <Identifier>${shortname}</Identifier>
 <Title>${shortname}</Title>
 <FileNamePrefix>${prefix}_</FileNamePrefix>
 <TiledGroupName>${prefix} tileset</TiledGroupName>
 <HeaderFileName>/etc/onearth/config/headers/${shortname}-antarctic.mrf</HeaderFileName>
 <Compression>${_COMPRESSION}</Compression>
 <TileMatrixSet>${_ANTARCTIC_TILEMATRIXSET}</TileMatrixSet>
 <EmptyTileSize offset="0">0</EmptyTileSize>
 <Projection>${_ANTARCTIC_PROJECTION}</Projection>
 <EnvironmentConfig>/etc/onearth/config/conf/environment_antarctic.xml</EnvironmentConfig>
 <ArchiveLocation static="false" year="true" root="antarctic">${shortname}</ArchiveLocation>
 <ColorMap>sample.xml</ColorMap>
 <Time>DETECT/P1M</Time>
</LayerConfiguration>"""

    config = config.replace('${shortname}', shortname)
    config = config.replace('${prefix}', prefix)
    config = config.replace('${_COMPRESSION}', COMPRESSION)
    config = config.replace('${_ANTARCTIC_TILEMATRIXSET}', ANTARCTIC_TILEMATRIXSET)
    config = config.replace('${_ANTARCTIC_PROJECTION}', ANTARCTIC_PROJECTION)

    path = shortname + '/MRF-ANTARCTIC/'
    create_path(path)
    filename = path + shortname + '-antarctic.xml'
    write_to_file(filename, config)


def geo_to_mrf(intiff, prefix, year, dt, shortname):
    path = shortname + '/MRF-GEO/' + str(year)
    create_path(path)

    print('Creating Geographic MRF...')
    src = os.getcwd() + '/resources/transparent.png'
    dst = path + '/' + prefix + '_' + str(dt) + "_.ppg"
    copyfile(src, dst)

    output = path + '/' + prefix + '_' + str(dt) + '_.mrf'

    retcode = call([gdal_dir + gdal_translate, "-of", "MRF", "-co", "COMPRESS=" + COMPRESSION, "-co", "BLOCKSIZE=512",
                    "-outsize", str(OUTWIDTH), str(OUTHEIGHT), intiff, output])

    if retcode == 0:
        print("Creating Geographic Tiles...")
        retcode = call([gdal_dir + gdaladdo, output, "-r", "nearest", "2", "4", "8", "16"])

    return retcode


def geo_to_arctic_mrf(intiff, prefix, year, dt, shortname):
    path = shortname + '/MRF-ARCTIC/' + str(year)
    create_path(path)

    geo_wkt_file = os.getcwd() + '/resources/wkt.txt'
    subsetnorthtiff = tmpdir + prefix + '-epsg3413_stage_0.tif'
    outputnorthtiff = tmpdir + prefix + '-epsg3413_stage_1.tif'
    output = path + '/' + prefix + '_' + str(dt) + "_.mrf"
    tgt_proj4_north = '+proj=stere +lat_0=90 +lat_ts=52.6 +lon_0=-45 +k=1 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs'

    print('Creating Arctic Subset...')
    retcode = call([gdal_dir + gdal_translate, "-projwin", "-180", "90", "180", "52.6", "-projwin_srs",
                    geo_wkt_file, intiff, subsetnorthtiff])

    if retcode == 0:
        print('Reprojecting to Arctic...')
        retcode = call([gdal_dir + gdalwarp, "-s_srs", geo_wkt_file, "-t_srs", tgt_proj4_north, "-wo",
                        "SOURCE_EXTRA=125", "-dstnodata", "0", "-of", "GTiff", "-overwrite", subsetnorthtiff,
                        outputnorthtiff])

    if retcode == 0:
        print("Creating Arctic MRF...")
        src = os.getcwd() + '/resources/transparent.png'
        dst = path + '/' + prefix + '_' + str(dt) + "_.ppg"
        copyfile(src, dst)

        retcode = call(
            [gdal_dir + gdal_translate, "-of", "MRF", "-co", "COMPRESS=" + COMPRESSION, "-co", "BLOCKSIZE=512",
             "-outsize", str(OUTWIDTHPOLAR), str(OUTHEIGHTPOLAR), outputnorthtiff, output])

    if retcode == 0:
        print("Creating Arctic Tiles...")
        retcode = call([gdal_dir + gdaladdo, output, "-r", "nearest", "2", "4", "8", "16"])

    return retcode


def geo_to_antarctic_mrf(intiff, prefix, year, dt, shortname, interp):
    if (interp == "") or (interp is None):
        interp = "near"

    path = shortname + '/MRF-ANTARCTIC/' + str(year)
    create_path(path)

    geo_wkt_file = os.getcwd() + '/resources/wkt.txt'
    subsetsouthtiff = tmpdir + prefix + '-epsg3031_stage_0.tif'
    outputsouthtiff = tmpdir + prefix + '-epsg3031_stage_1.tif'
    output = path + '/' + prefix + '_' + str(dt) + "_.mrf"
    tgt_proj4_south = '+proj=stere +lat_0=-90 +lat_ts=-52.6 +lon_0=0 +k=1 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs'

    print('Creating Antarctic Subset...')
    retcode = call([gdal_dir + gdal_translate, "-projwin", "-180", "-52.6", "180", "-90", "-projwin_srs",
                    geo_wkt_file, intiff, subsetsouthtiff])

    if retcode == 0:
        print("Reprojecting to Antarctic...")
        retcode = call([gdal_dir + gdalwarp, "-s_srs", geo_wkt_file, "-t_srs", tgt_proj4_south, "-wo",
                        "SOURCE_EXTRA=125", "-r", interp, "-dstnodata", "0", "-of", "GTiff", "-overwrite",
                        subsetsouthtiff,
                        outputsouthtiff])

    if retcode == 0:
        print("Creating Antarctic MRF...")
        src = os.getcwd() + '/resources/transparent.png'
        dst = path + '/' + prefix + '_' + str(dt) + "_.ppg"
        copyfile(src, dst)

        retcode = call(
            [gdal_dir + gdal_translate, "-of", "MRF", "-co", "COMPRESS=" + COMPRESSION, "-co", "BLOCKSIZE=512",
             "-r", interp, "-outsize", str(OUTWIDTHPOLAR), str(OUTHEIGHTPOLAR), outputsouthtiff, output])

    if retcode == 0:
        print("Creating Antarctic Tiles...")
        retcode = call([gdal_dir + gdaladdo, output, "-r", interp, "2", "4", "8", "16"])

    return retcode


def write_to_file(filename, data):
    try:
        f = open(filename, 'w')
        f.write(data)
        f.close()
    except Exception as e:
        print(("Error creating " + filename + ":\n" + str(e)))


def create_path(path):
    try:
        os.makedirs(path)
    except OSError as e:
        if e.errno != errno.EEXIST:
            raise


def create_all(shortname, prefix):
    create_geo_mrf_header(shortname)
    create_geo_xml_config(shortname, prefix)
    create_arctic_mrf_header(shortname)
    create_arctic_xml_config(shortname, prefix)
    create_antarctic_mrf_header(shortname)
    create_antarctic_xml_config(shortname, prefix)


def png_to_tif(input, output):
    retcode = call([gdal_dir + gdal_translate, "-of", "GTiff", "-ot", "byte", "-a_ullr", "-180", "90", "180", "-90",
                    input, output])
    return retcode