Ejemplo n.º 1
0
def savefig(fname, loc=1, decorate=True, **kwargs):
    import io
    import os
    import sys
    from PIL import Image
    import matplotlib.pyplot as plt
    try:
        from pydecorate import DecoratorAGG
        pydecorate = True
    except ImportError:
        pydecorate = False
    plt.savefig(fname, **kwargs)
    if pydecorate and decorate:
        img = Image.open(fname)
        dc = DecoratorAGG(img)
        if loc == 1:
            dc.align_bottom()
        elif loc == 2:
            dc.align_bottom()
            dc.align_right()
        elif loc == 3:
            dc.align_right()
        # sys.argv[0])[-5] + 'data/MONET_logo.png'
        # print(os.path.basename(__file__))
        logo = os.path.abspath(__file__)[:-17] + 'data/MONET-logo.png'
        # print(logo)
        dc.add_logo(logo)
        if fname.split('.')[-1] == 'png':
            img.save(fname, "PNG")
        elif fname.split('.')[-1] == 'jpg':
            img.save(fname, "JPEG")
def show_image(data, dataname, save_png, colors="rainbow", min_data=None, max_data=None, title=None, add_colorscale=True):
    if min_data is None:
        min_data=data.min()
    if max_data is None:
        max_data=data.max()
    img = trollimage(data, mode="L", fill_value=[0,0,0])
    colormap = get_colormap(colors, min_data, max_data)
    img.colorize(colormap)
    if title is not None:
        title_color=(255,255,255)
        from PIL import ImageFont
        from PIL import ImageDraw 
        PIL_image=img.pil_image()
        draw = ImageDraw.Draw(PIL_image)
        fontsize=18
        font = ImageFont.truetype("/usr/openv/java/jre/lib/fonts/LucidaTypewriterBold.ttf", fontsize)
        draw.text( (10, 10), title, title_color, font=font)

    if add_colorscale:
        dc = DecoratorAGG(PIL_image)
        colormap_r = colormap.reverse()
        dc.align_right()
        dc.write_vertically()
        dc.add_scale(colormap_r, extend=True, tick_marks=5, minor_tick_marks=1, line_opacity=100) #, tick_marks=tick_marks, minor_tick_marks=minor_tick_marks, unit=units
        
    show_or_save_image(PIL_image, save_png, dataname)
Ejemplo n.º 3
0
def savefig(fname, loc=1, decorate=True, **kwargs):
    """save figure and add the MONET logo .

    Parameters
    ----------
    fname : str
        output file name.
    loc : int
        the location for the monet logo.
    decorate : bool
        Description of parameter `decorate`.
    **kwargs : dict
        kwargs for the matplotlib.pyplot.savefig function.

    Returns
    -------
    type
        Description of returned object.

    """
    import io
    import os
    import sys
    from PIL import Image
    import matplotlib.pyplot as plt
    try:
        from pydecorate import DecoratorAGG
        pydecorate = True
    except ImportError:
        pydecorate = False
    plt.savefig(fname, **kwargs)
    if pydecorate and decorate:
        img = Image.open(fname)
        dc = DecoratorAGG(img)
        if loc == 1:
            dc.align_bottom()
        elif loc == 2:
            dc.align_bottom()
            dc.align_right()
        elif loc == 3:
            dc.align_right()
        # sys.argv[0])[-5] + 'data/MONET_logo.png'
        # print(os.path.basename(__file__))
        logo = os.path.abspath(__file__)[:-17] + 'data/MONET-logo.png'
        # print(logo)
        dc.add_logo(logo)
        if fname.split('.')[-1] == 'png':
            img.save(fname, "PNG")
        elif fname.split('.')[-1] == 'jpg':
            img.save(fname, "JPEG")
add_colorscale = 0
add_title = 1
verbose = 1
layer = ' 2nd layer'

ticks = 20
tick_marks = 20  # default
minor_tick_marks = 10  # default
title_color = 'white'
units = global_data[prop_str].info["units"]
#global_data[prop_str].units

if add_logos:
    if verbose:
        print('... add logos')
    dc.align_right()
    if add_colorscale:
        dc.write_vertically()
    #dc.add_logo("../logos/meteoSwiss3.jpg",height=60.0)
    #dc.add_logo("../logos/pytroll3.jpg",height=60.0)
    #dc.add_logo("/data/OWARNA/hau/pytroll/logos/meteoSwiss.png",height=40.0)
    dc.add_logo("../logos/meteoSwiss.png", height=40.0)

#font_scale = aggdraw.Font("black","/usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-Bold.ttf",size=16)
fontsize = 18
font = ImageFont.truetype(
    "/usr/openv/java/jre/lib/fonts/LucidaTypewriterBold.ttf", fontsize)

if add_colorscale:
    print('... add colorscale ranging from min_data (', min_data,
          ') to max_data (', max_data, ')')
Ejemplo n.º 5
0
def main():
    parser = get_parser()
    args = parser.parse_args()

    levels = [logging.ERROR, logging.WARN, logging.INFO, logging.DEBUG]
    logging.basicConfig(level=levels[min(3, args.verbosity)])

    if args.output_filename is None:
        args.output_filename = [x[:-3] + "png" for x in args.input_tiff]
    else:
        assert len(args.output_filename) == len(
            args.input_tiff
        ), "Output filenames must be equal to number of input tiffs"

    if not (args.add_borders or args.add_coastlines or args.add_grid
            or args.add_rivers or args.add_colorbar):
        LOG.error(
            "Please specify one of the '--add-X' options to modify the image")
        return -1

    # we may be dealing with large images that look like decompression bombs
    # let's turn off the check for the image size in PIL/Pillow
    Image.MAX_IMAGE_PIXELS = None

    for input_tiff, output_filename in zip(args.input_tiff,
                                           args.output_filename):
        LOG.info("Creating {} from {}".format(output_filename, input_tiff))
        gtiff = gdal.Open(input_tiff)
        proj4_str = osr.SpatialReference(gtiff.GetProjection()).ExportToProj4()
        ul_x, res_x, _, ul_y, _, res_y = gtiff.GetGeoTransform()
        half_pixel_x = res_x / 2.
        half_pixel_y = res_y / 2.
        area_extent = (
            ul_x - half_pixel_x,  # lower-left X
            ul_y + res_y * gtiff.RasterYSize - half_pixel_y,  # lower-left Y
            ul_x + res_x * gtiff.RasterXSize + half_pixel_x,  # upper-right X
            ul_y + half_pixel_y,  # upper-right Y
        )
        img = Image.open(input_tiff).convert('RGBA' if gtiff.RasterCount in (
            2, 4) else 'RGB')
        area_def = (proj4_str, area_extent)

        cw = ContourWriterAGG(args.shapes_dir)

        if args.add_coastlines:
            outline = args.coastlines_outline[0] if len(
                args.coastlines_outline) == 1 else tuple(
                    int(x) for x in args.coastlines_outline)
            if args.coastlines_fill:
                fill = args.coastlines_fill[0] if len(
                    args.coastlines_fill) == 1 else tuple(
                        int(x) for x in args.coastlines_fill)
            else:
                fill = None
            cw.add_coastlines(img,
                              area_def,
                              resolution=args.coastlines_resolution,
                              level=args.coastlines_level,
                              width=args.coastlines_width,
                              outline=outline,
                              fill=fill)

        if args.add_rivers:
            outline = args.rivers_outline[0] if len(
                args.rivers_outline) == 1 else tuple(
                    int(x) for x in args.rivers_outline)
            cw.add_rivers(img,
                          area_def,
                          resolution=args.rivers_resolution,
                          level=args.rivers_level,
                          width=args.rivers_width,
                          outline=outline)

        if args.add_borders:
            outline = args.borders_outline[0] if len(
                args.borders_outline) == 1 else tuple(
                    int(x) for x in args.borders_outline)
            cw.add_borders(img,
                           area_def,
                           resolution=args.borders_resolution,
                           level=args.borders_level,
                           outline=outline,
                           width=args.borders_width)

        if args.add_grid:
            outline = args.grid_outline[0] if len(
                args.grid_outline) == 1 else tuple(
                    int(x) for x in args.grid_outline)
            minor_outline = args.grid_minor_outline[0] if len(
                args.grid_minor_outline) == 1 else tuple(
                    int(x) for x in args.grid_minor_outline)
            fill = args.grid_fill[0] if len(args.grid_fill) == 1 else tuple(
                int(x) for x in args.grid_fill)
            font_path = find_font(args.grid_font, args.grid_text_size)
            font = Font(outline, font_path, size=args.grid_text_size)
            cw.add_grid(img,
                        area_def,
                        args.grid_D,
                        args.grid_d,
                        font,
                        fill=fill,
                        outline=outline,
                        minor_outline=minor_outline,
                        write_text=args.grid_text,
                        width=args.grid_width,
                        lon_placement=args.grid_lon_placement,
                        lat_placement=args.grid_lat_placement)

        if args.add_colorbar:
            from pydecorate import DecoratorAGG
            font_color = args.colorbar_text_color
            font_color = font_color[0] if len(font_color) == 1 else tuple(
                int(x) for x in font_color)
            font_path = find_font(args.colorbar_font, args.colorbar_text_size)
            # this actually needs an aggdraw font
            font = Font(font_color, font_path, size=args.colorbar_text_size)
            band_count = gtiff.RasterCount
            if band_count not in [1, 2]:
                raise ValueError("Can't add colorbar to RGB/RGBA image")

            # figure out what colormap we are dealing with
            band = gtiff.GetRasterBand(1)
            cmap = get_colormap(band, band_count)

            # figure out our limits
            vmin = args.colorbar_min
            vmax = args.colorbar_max
            metadata = gtiff.GetMetadata_Dict()
            vmin = vmin or metadata.get('min_in')
            vmax = vmax or metadata.get('max_in')
            if isinstance(vmin, str):
                vmin = float(vmin)
            if isinstance(vmax, str):
                vmax = float(vmax)
            if vmin is None or vmax is None:
                data = gtiff.GetRasterBand(1).ReadAsArray()
                vmin = vmin or np.iinfo(data.dtype).min
                vmax = vmax or np.iinfo(data.dtype).max
            cmap.set_range(vmin, vmax)

            dc = DecoratorAGG(img)
            if args.colorbar_align == 'top':
                dc.align_top()
            elif args.colorbar_align == 'bottom':
                dc.align_bottom()
            elif args.colorbar_align == 'left':
                dc.align_left()
            elif args.colorbar_align == 'right':
                dc.align_right()

            if args.colorbar_vertical:
                dc.write_vertically()
            else:
                dc.write_horizontally()

            if args.colorbar_width is None or args.colorbar_height is None:
                LOG.warning("'--colorbar-width' or '--colorbar-height' were "
                            "not specified. Forcing '--colorbar-extend'.")
                args.colorbar_extend = True
            kwargs = {}
            if args.colorbar_width:
                kwargs['width'] = args.colorbar_width
            if args.colorbar_height:
                kwargs['height'] = args.colorbar_height
            dc.add_scale(cmap,
                         extend=args.colorbar_extend,
                         font=font,
                         line=font_color,
                         tick_marks=args.colorbar_tick_marks,
                         title=args.colorbar_title,
                         unit=args.colorbar_units,
                         **kwargs)

        img.save(output_filename)
def plot_msg_minus_cosmo(in_msg):

    # do statistics for the last full hour (minutes=0, seconds=0)
    in_msg.datetime = datetime(in_msg.datetime.year, in_msg.datetime.month,
                               in_msg.datetime.day, in_msg.datetime.hour, 0, 0)

    area_loaded = choose_area_loaded_msg(in_msg.sat, in_msg.sat_nr,
                                         in_msg.datetime)

    # define contour write for coasts, borders, rivers
    cw = ContourWriterAGG(in_msg.mapDir)

    # check if input data is complete
    if in_msg.verbose:
        print("*** check input data for ", in_msg.sat_str())
    RGBs = check_input(in_msg,
                       in_msg.sat_str(layout="%(sat)s") + in_msg.sat_nr_str(),
                       in_msg.datetime)
    # in_msg.sat_nr might be changed to backup satellite

    if in_msg.verbose:
        print('*** Create plots for ')
        print('    Satellite/Sensor: ' + in_msg.sat_str())
        print('    Satellite number: ' + in_msg.sat_nr_str() + ' // ' +
              str(in_msg.sat_nr))
        print('    Satellite instrument: ' + in_msg.instrument)
        print('    Date/Time:        ' + str(in_msg.datetime))
        print('    RGBs:            ', in_msg.RGBs)
        print('    Area:            ', in_msg.areas)
        print('    reader level:    ', in_msg.reader_level)

    # define satellite data object
    #global_data = GeostationaryFactory.create_scene(in_msg.sat, in_msg.sat_nr_str(), "seviri", in_msg.datetime)
    global_data = GeostationaryFactory.create_scene(in_msg.sat_str(),
                                                    in_msg.sat_nr_str(),
                                                    in_msg.instrument,
                                                    in_msg.datetime)
    # global_data = GeostationaryFactory.create_scene("msg-ot", "", "Overshooting_Tops", in_msg.datetime)

    if len(RGBs) == 0 and len(in_msg.postprocessing_areas) == 0:
        return RGBs

    if in_msg.verbose:
        print(
            "*** load satellite channels for " + in_msg.sat_str() +
            in_msg.sat_nr_str() + " ", global_data.fullname)

    # initialize processed RGBs
    RGBs_done = []

    # -------------------------------------------------------------------
    # load reflectivities, brightness temperatures, NWC-SAF products ...
    # -------------------------------------------------------------------
    area_loaded = load_products(global_data, RGBs, in_msg, area_loaded)

    cosmo_input_file = "input_cosmo_cronjob.py"
    print("... read COSMO input file: ", cosmo_input_file)
    in_cosmo = parse_commandline_and_read_inputfile(
        input_file=cosmo_input_file)

    # add composite
    in_msg.scpOutput = True
    in_msg.resize_montage = 70
    in_msg.postprocessing_montage = [[
        "MSG_IR-108cpc", "COSMO_SYNMSG-BT-CL-IR10.8",
        "MSG_IR-108-COSMO-minus-MSGpc"
    ]]
    in_msg.scpProducts = [[
        "MSG_IR-108cpc", "COSMO_SYNMSG-BT-CL-IR10.8",
        "MSG_IR-108-COSMO-minus-MSGpc"
    ]]
    #in_msg.scpProducts = ["all"]

    # define satellite data object
    cosmo_data = GeostationaryFactory.create_scene(in_cosmo.sat_str(),
                                                   in_cosmo.sat_nr_str(),
                                                   in_cosmo.instrument,
                                                   in_cosmo.datetime)

    area_loaded_cosmo = load_products(cosmo_data, ['SYNMSG_BT_CL_IR10.8'],
                                      in_cosmo, area_loaded)

    # preprojecting the data to another area
    # --------------------------------------
    if len(RGBs) > 0:
        for area in in_msg.areas:
            print("")
            obj_area = get_area_def(area)

            if area != 'ccs4':
                print("*** WARNING, diff MSG-COSMO only implemented for ccs4")
                continue

            # reproject data to new area
            print(area_loaded)

            if obj_area == area_loaded:
                if in_msg.verbose:
                    print("*** Use data for the area loaded: ", area)
                #obj_area = area_loaded
                data = global_data
                resolution = 'l'
            else:
                if in_msg.verbose:
                    print("*** Reproject data to area: ", area,
                          "(org projection: ", area_loaded.name, ")")
                obj_area = get_area_def(area)
                # PROJECT data to new area
                data = global_data.project(area, precompute=True)
                resolution = 'i'

            if in_msg.parallax_correction:
                loaded_products = [chn.name for chn in data.loaded_channels()]

                if 'CTH' not in loaded_products:
                    print("*** Error in plot_msg (" +
                          inspect.getfile(inspect.currentframe()) + ")")
                    print(
                        "    Cloud Top Height is needed for parallax correction "
                    )
                    print(
                        "    either load CTH or specify the estimation of the CTH in the input file (load 10.8 in this case)"
                    )
                    quit()

                if in_msg.verbose:
                    print(
                        "    perform parallax correction for loaded channels: ",
                        loaded_products)

                data = data.parallax_corr(fill=in_msg.parallax_gapfilling,
                                          estimate_cth=in_msg.estimate_cth,
                                          replace=True)

            # save reprojected data
            if area in in_msg.save_reprojected_data:
                save_reprojected_data(data, area, in_msg)

            # apply a mask to the data (switched off at the moment)
            if False:
                mask_data(data, area)

            # save average values
            if in_msg.save_statistics:

                mean_array = zeros(len(RGBs))
                #statisticFile = '/data/COALITION2/database/meteosat/ccs4/'+yearS+'/'+monthS+'/'+dayS+'/MSG_'+area+'_'+yearS[2:]+monthS+dayS+'.txt'
                statisticFile = './' + yearS + '-' + monthS + '-' + dayS + '/MSG_' + area + '_' + yearS[
                    2:] + monthS + dayS + '.txt'
                if in_msg.verbose:
                    print("*** write statistics (average values) to " +
                          statisticFile)
                f1 = open(statisticFile, 'a')  # mode append
                i_rgb = 0
                for rgb in RGBs:
                    if rgb in products.MSG_color:
                        mean_array[i_rgb] = data[rgb.replace("c",
                                                             "")].data.mean()
                        i_rgb = i_rgb + 1

                # create string to write
                str2write = dateS + ' ' + hourS + ' : ' + minS + ' UTC  '
                for mm in mean_array:
                    str2write = str2write + ' ' + "%7.2f" % mm
                str2write = str2write + "\n"
                f1.write(str2write)
                f1.close()

            # creating plots/images
            if in_msg.make_plots:

                # choose map resolution
                in_msg.resolution = choose_map_resolution(
                    area, in_msg.mapResolution)

                # define area
                proj4_string = obj_area.proj4_string
                # e.g. proj4_string = '+proj=geos +lon_0=0.0 +a=6378169.00 +b=6356583.80 +h=35785831.0'
                area_extent = obj_area.area_extent
                # e.g. area_extent = (-5570248.4773392612, -5567248.074173444, 5567248.074173444, 5570248.4773392612)
                area_tuple = (proj4_string, area_extent)

                RGBs = ['IR_108-COSMO-minus-MSG']

                print(data['IR_108'].data.shape)
                print(cosmo_data['SYNMSG_BT_CL_IR10.8'].data.shape)
                diff_MSG_COSMO = cosmo_data['SYNMSG_BT_CL_IR10.8'].data - data[
                    'IR_108'].data
                HRV_enhance_str = ''

                # add IR difference as "channel object" to satellite regional "data" object
                data.channels.append(
                    Channel(name=RGBs[0],
                            wavelength_range=[0., 0., 0.],
                            resolution=data['IR_108'].resolution,
                            data=diff_MSG_COSMO))

                for rgb in RGBs:

                    if not check_loaded_channels(rgb, data):
                        continue

                    PIL_image = create_PIL_image(rgb,
                                                 data,
                                                 in_msg,
                                                 obj_area=obj_area)
                    # !!! in_msg.colorbar[rgb] is initialized inside (give attention to rgbs) !!!

                    add_borders_and_rivers(PIL_image,
                                           cw,
                                           area_tuple,
                                           add_borders=in_msg.add_borders,
                                           border_color=in_msg.border_color,
                                           add_rivers=in_msg.add_rivers,
                                           river_color=in_msg.river_color,
                                           resolution=in_msg.resolution,
                                           verbose=in_msg.verbose)

                    # indicate mask
                    if in_msg.indicate_mask:
                        PIL_image = indicate_mask(rgb, PIL_image, data,
                                                  in_msg.verbose)

                    #if area.find("EuropeCanary") != -1 or area.find("ccs4") != -1:
                    dc = DecoratorAGG(PIL_image)

                    # add title to image
                    if in_msg.add_title:
                        add_title(PIL_image,
                                  in_msg.title,
                                  HRV_enhance_str + rgb,
                                  in_msg.sat_str(),
                                  data.sat_nr(),
                                  in_msg.datetime,
                                  area,
                                  dc,
                                  in_msg.font_file,
                                  in_msg.verbose,
                                  title_color=in_msg.title_color,
                                  title_y_line_nr=in_msg.title_y_line_nr
                                  )  # !!! needs change

                    # add MeteoSwiss and Pytroll logo
                    if in_msg.add_logos:
                        if in_msg.verbose:
                            print('... add logos')
                        dc.align_right()
                        if in_msg.add_colorscale:
                            dc.write_vertically()
                        if PIL_image.mode != 'L':
                            height = 60  # height=60.0 normal resolution
                            dc.add_logo(in_msg.logos_dir + "/pytroll3.jpg",
                                        height=height)  # height=60.0
                            dc.add_logo(in_msg.logos_dir + "/meteoSwiss3.jpg",
                                        height=height)
                            dc.add_logo(
                                in_msg.logos_dir +
                                "/EUMETSAT_logo2_tiny_white_square.png",
                                height=height)  # height=60.0

                    # add colorscale
                    if in_msg.add_colorscale and in_msg.colormap[rgb] != None:
                        if rgb in products.MSG_color:
                            unit = data[rgb.replace("c", "")].info['units']
                        #elif rgb in products.MSG or rgb in products.NWCSAF or rgb in products.HSAF:
                        #   unit = data[rgb].info['units']
                        else:
                            unit = None
                            loaded_channels = [
                                chn.name for chn in data.loaded_channels()
                            ]
                            if rgb in loaded_channels:
                                if hasattr(data[rgb], 'info'):
                                    print("    hasattr(data[rgb], 'info')",
                                          list(data[rgb].info.keys()))
                                    if 'units' in list(data[rgb].info.keys()):
                                        print(
                                            "'units' in data[rgb].info.keys()")
                                        unit = data[rgb].info['units']
                        print("... units = ", unit)
                        add_colorscale(dc, rgb, in_msg, unit=unit)

                    if in_msg.parallax_correction:
                        parallax_correction_str = 'pc'
                    else:
                        parallax_correction_str = ''
                    rgb += parallax_correction_str

                    # create output filename
                    outputDir = format_name(
                        in_msg.outputDir,
                        data.time_slot,
                        area=area,
                        rgb=rgb,
                        sat=data.satname,
                        sat_nr=data.sat_nr())  # !!! needs change
                    outputFile = outputDir + "/" + format_name(
                        in_msg.outputFile,
                        data.time_slot,
                        area=area,
                        rgb=rgb,
                        sat=data.satname,
                        sat_nr=data.sat_nr())  # !!! needs change

                    # check if output directory exists, if not create it
                    path = dirname(outputFile)
                    if not exists(path):
                        if in_msg.verbose:
                            print('... create output directory: ' + path)
                        makedirs(path)

                    # save file
                    if exists(outputFile) and not in_msg.overwrite:
                        if stat(outputFile).st_size > 0:
                            print('... outputFile ' + outputFile +
                                  ' already exists (keep old file)')
                        else:
                            print(
                                '*** Warning, outputFile' + outputFile +
                                ' already exists, but is empty (overwrite file)'
                            )
                            PIL_image.save(outputFile, optimize=True
                                           )  # optimize -> minimize file size
                            chmod(
                                outputFile, 0o777
                            )  ## FOR PYTHON3: 0o664  # give access read/write access to group members
                    else:
                        if in_msg.verbose:
                            print('... save final file: ' + outputFile)
                        PIL_image.save(
                            outputFile,
                            optimize=True)  # optimize -> minimize file size
                        chmod(
                            outputFile, 0o777
                        )  ## FOR PYTHON3: 0o664  # give access read/write access to group members

                    if in_msg.compress_to_8bit:
                        if in_msg.verbose:
                            print('... compress to 8 bit image: display ' +
                                  outputFile.replace(".png", "-fs8.png") +
                                  ' &')
                        subprocess.call(
                            "/usr/bin/pngquant -force 256 " + outputFile +
                            " 2>&1 &",
                            shell=True)  # 256 == "number of colors"

                    #if in_msg.verbose:
                    #   print "    add coastlines to "+outputFile
                    ## alternative: reopen image and modify it (takes longer due to additional reading and saving)
                    #cw.add_rivers_to_file(img, area_tuple, level=5, outline='blue', width=0.5, outline_opacity=127)
                    #cw.add_coastlines_to_file(outputFile, obj_area, resolution=resolution, level=4)
                    #cw.add_borders_to_file(outputFile, obj_area, outline=outline, resolution=resolution)

                    # secure copy file to another place
                    if in_msg.scpOutput:
                        if (rgb in in_msg.scpProducts) or ('all' in [
                                x.lower()
                                for x in in_msg.scpProducts if type(x) == str
                        ]):
                            scpOutputDir = format_name(in_msg.scpOutputDir,
                                                       data.time_slot,
                                                       area=area,
                                                       rgb=rgb,
                                                       sat=data.satname,
                                                       sat_nr=data.sat_nr())
                            if in_msg.compress_to_8bit:
                                if in_msg.verbose:
                                    print("... secure copy " +
                                          outputFile.replace(
                                              ".png", "-fs8.png") + " to " +
                                          scpOutputDir)
                                subprocess.call(
                                    "scp " + in_msg.scpID + " " +
                                    outputFile.replace(".png", "-fs8.png") +
                                    " " + scpOutputDir + " 2>&1 &",
                                    shell=True)
                            else:
                                if in_msg.verbose:
                                    print("... secure copy " + outputFile +
                                          " to " + scpOutputDir)
                                subprocess.call("scp " + in_msg.scpID + " " +
                                                outputFile + " " +
                                                scpOutputDir + " 2>&1 &",
                                                shell=True)

                    if in_msg.scpOutput and in_msg.scpID2 != None and in_msg.scpOutputDir2 != None:
                        if (rgb in in_msg.scpProducts2) or ('all' in [
                                x.lower()
                                for x in in_msg.scpProducts2 if type(x) == str
                        ]):
                            scpOutputDir2 = format_name(in_msg.scpOutputDir2,
                                                        data.time_slot,
                                                        area=area,
                                                        rgb=rgb,
                                                        sat=data.satname,
                                                        sat_nr=data.sat_nr())
                            if in_msg.compress_to_8bit:
                                if in_msg.verbose:
                                    print("... secure copy " +
                                          outputFile.replace(
                                              ".png", "-fs8.png") + " to " +
                                          scpOutputDir2)
                                subprocess.call(
                                    "scp " + in_msg.scpID2 + " " +
                                    outputFile.replace(".png", "-fs8.png") +
                                    " " + scpOutputDir2 + " 2>&1 &",
                                    shell=True)
                            else:
                                if in_msg.verbose:
                                    print("... secure copy " + outputFile +
                                          " to " + scpOutputDir2)
                                subprocess.call("scp " + in_msg.scpID2 + " " +
                                                outputFile + " " +
                                                scpOutputDir2 + " 2>&1 &",
                                                shell=True)

                    if 'ninjotif' in in_msg.outputFormats:
                        ninjotif_file = format_name(outputDir + '/' +
                                                    in_msg.ninjotifFilename,
                                                    data.time_slot,
                                                    sat_nr=data.sat_nr(),
                                                    RSS=in_msg.RSS,
                                                    area=area,
                                                    rgb=rgb)
                        from plot_coalition2 import pilimage2geoimage
                        GEO_image = pilimage2geoimage(PIL_image, obj_area,
                                                      data.time_slot)
                        GEO_image.save(ninjotif_file,
                                       fformat='mpop.imageo.formats.ninjotiff',
                                       ninjo_product_name=rgb,
                                       chan_id=products.ninjo_chan_id[
                                           rgb.replace("_", "-") + "_" + area],
                                       nbits=8)
                        chmod(ninjotif_file, 0o777)
                        print(("... save ninjotif image: display ",
                               ninjotif_file, " &"))

                    if rgb not in RGBs_done:
                        RGBs_done.append(rgb)

        ## start postprocessing
        for area in in_msg.postprocessing_areas:
            postprocessing(in_msg, global_data.time_slot, int(data.sat_nr()),
                           area)

    if in_msg.verbose:
        print(" ")

    return RGBs_done
Ejemplo n.º 7
0
def scatter_rad_rcz(in_msg):

    # get date of the last SEVIRI observation
    if in_msg.datetime is None:
        in_msg.get_last_SEVIRI_date()

    yearS = str(in_msg.datetime.year)
    #yearS = yearS[2:]
    monthS = "%02d" % in_msg.datetime.month
    dayS = "%02d" % in_msg.datetime.day
    hourS = "%02d" % in_msg.datetime.hour
    minS = "%02d" % in_msg.datetime.minute

    dateS = yearS + '-' + monthS + '-' + dayS
    timeS = hourS + '-' + minS

    if in_msg.sat_nr is None:
        in_msg.sat_nr = choose_msg(in_msg.datetime, in_msg.RSS)

    # check if PyResample is loaded
    try:
        # Work around for on demand import of pyresample. pyresample depends
        # on scipy.spatial which memory leaks on multiple imports
        IS_PYRESAMPLE_LOADED = False
        from pyresample import geometry
        from mpop.projector import get_area_def
        IS_PYRESAMPLE_LOADED = True
    except ImportError:
        LOGGER.warning(
            "pyresample missing. Can only work in satellite projection")

    if in_msg.datetime.year > 2012:
        if in_msg.sat_nr == 8:
            area_loaded = get_area_def("EuropeCanary35")
        elif in_msg.sat_nr == 9:  # rapid scan service satellite
            area_loaded = get_area_def("EuropeCanary95")
        elif in_msg.sat_nr == 10:  # default satellite
            area_loaded = get_area_def(
                "met09globeFull"
            )  # full disk service, like EUMETSATs NWC-SAF products
        elif in_msg.sat_nr == 0:  # fake satellite for reprojected ccs4 data in netCDF
            area_loaded = get_area_def("ccs4")  #
            #area_loaded = get_area_def("EuropeCanary")
            #area_loaded = get_area_def("alps")  # new projection of SAM
        else:
            print("*** Error, unknown satellite number ", in_msg.sat_nr)
            area_loaded = get_area_def("hsaf")  #
    else:
        if in_msg.sat_nr == 8:
            area_loaded = get_area_def("EuropeCanary95")
        elif in_msg.sat_nr == 9:  # default satellite
            area_loaded = get_area_def("EuropeCanary")

    # define contour write for coasts, borders, rivers
    cw = ContourWriterAGG(in_msg.mapDir)

    if type(in_msg.sat_nr) is int:
        sat_nr_str = str(in_msg.sat_nr).zfill(2)
    elif type(in_msg.sat_nr) is str:
        sat_nr_str = in_msg.sat_nr
    else:
        print("*** Waring, unknown type of sat_nr", type(in_msg.sat_nr))
        sat_nr_str = in_msg.sat_nr

    if in_msg.verbose:
        print('*** Create plots for ')
        print('    Satellite/Sensor: ' + in_msg.sat + '  ' + sat_nr_str)
        print('    Date/Time:        ' + dateS + ' ' + hourS + ':' + minS +
              'UTC')
        print('    RGBs:            ', in_msg.RGBs)
        print('    Area:            ', in_msg.areas)

    # check if input data is complete
    if in_msg.verbose:
        print("*** check input data")
    RGBs = check_input(in_msg, in_msg.sat + sat_nr_str, in_msg.datetime)
    if len(RGBs) != len(in_msg.RGBs):
        print("*** Warning, input not complete.")
        print("*** Warning, process only: ", RGBs)

    # define time and data object
    global_data = GeostationaryFactory.create_scene(in_msg.sat, sat_nr_str,
                                                    "seviri", in_msg.datetime)
    # print "type(global_data) ", type(global_data)   # <class 'mpop.scene.SatelliteInstrumentScene'>
    # print "dir(global_data)", dir(global_data)  [..., '__init__', ... 'area', 'area_def', 'area_id', 'channel_list', 'channels',
    #      'channels_to_load', 'check_channels', 'fullname', 'get_area', 'image', 'info', 'instrument_name', 'lat', 'load', 'loaded_channels',
    #      'lon', 'number', 'orbit', 'project', 'remove_attribute', 'satname', 'save', 'set_area', 'time_slot', 'unload', 'variant']

    global_data_radar = GeostationaryFactory.create_scene(
        "swissradar", "", "radar", in_msg.datetime)
    global_data_radar.load(['precip'])

    if len(RGBs) == 0:
        return RGBs

    if in_msg.verbose:
        print(
            "*** load satellite channels for " + in_msg.sat + sat_nr_str + " ",
            global_data.fullname)

    # initialize processed RGBs
    RGBs_done = []

    # load all channels / information
    for rgb in RGBs:
        if in_msg.verbose:
            print("    load prerequisites for: ", rgb)

        if rgb in products.MSG or rgb in products.MSG_color:
            for channel in products.MSG:
                if rgb.find(
                        channel
                ) != -1:  # if a channel name (IR_108) is in the rgb name (IR_108c)
                    if in_msg.verbose:
                        print("    load prerequisites by name: ", channel)
                    if in_msg.reader_level is None:
                        global_data.load(
                            [channel], area_extent=area_loaded.area_extent
                        )  # try all reader levels  load the corresponding data
                    else:
                        global_data.load([channel],
                                         area_extent=area_loaded.area_extent,
                                         reader_level=in_msg.reader_level
                                         )  # load the corresponding data

        if rgb in products.RGBs_buildin or rgb in products.RGBs_user:
            obj_image = get_image(global_data,
                                  rgb)  # find corresponding RGB image object
            if in_msg.verbose:
                print("    load prerequisites by function: ",
                      obj_image.prerequisites)
            global_data.load(
                obj_image.prerequisites,
                area_extent=area_loaded.area_extent)  # load prerequisites

        if rgb in products.CMa or rgb in products.CT or rgb in products.CTTH or rgb in products.SPhR:
            if rgb in products.CMa:
                pge = "CloudMask"
            elif rgb in products.CT:
                pge = "CloudType"
            elif rgb in products.CTTH:
                pge = "CTTH"
            elif rgb in products.SPhR:
                pge = "SPhR"
            else:
                print("*** Error in scatter_rad_rcz (" +
                      inspect.getfile(inspect.currentframe()) + ")")
                print("    unknown NWC-SAF PGE ", rgb)
                quit()
            if in_msg.verbose:
                print("    load NWC-SAF product: " + pge)
            global_data.load(
                [pge],
                calibrate=in_msg.nwcsaf_calibrate,
                reader_level="seviri-level3"
            )  # False, area_extent=area_loaded.area_extent (difficulties to find correct h5 input file)
            #print global_data.loaded_channels()
            #loaded_channels = [chn.name for chn in global_data.loaded_channels()]
            #if pge not in loaded_channels:
            #   return []
            if area_loaded != global_data[pge].area:
                print("*** Warning: NWC-SAF input file on a differnt grid (" +
                      global_data[pge].area.name +
                      ") than suggested input area (" + area_loaded.name + ")")
                print("    use " + global_data[pge].area.name +
                      " as standard grid")
                area_loaded = global_data[pge].area
            convert_NWCSAF_to_radiance_format(global_data, area_loaded, rgb,
                                              IS_PYRESAMPLE_LOADED)

        if rgb in products.HSAF:
            if in_msg.verbose:
                print("    load hsaf product by name: ", rgb)
            global_data.load(
                [rgb]
            )  # , area_extent=area_loaded.area_extent load the corresponding data

        if in_msg.HRV_enhancement:
            # load also the HRV channel (there is a check inside in the load function, if the channel is already loaded)
            if in_msg.verbose:
                print(
                    "    load additionally the HRV channel for HR enhancement")
            global_data.load(["HRV"], area_extent=area_loaded.area_extent)

    # loaded_channels = [chn.name for chn in global_data.loaded_channels()]
    # print loaded_channels

    # check if all prerequisites are loaded
    #rgb_complete = []
    #for rgb in RGBs:
    #   all_loaded = True
    #   if rgb in products.RGBs_buildin or rgb in products.RGB_user:
    #      obj_image = get_image(global_data, rgb)
    #      for pre in obj_image.prerequisites:
    #         if pre not in loaded_channels:
    #            all_loaded = False
    #   elif rgb in products.MSG_color:
    #      if rgb.replace("c","") not in loaded_channels:
    #         all_loaded = False
    #   else:
    #      if rgb not in loaded_channels:
    #         all_loaded = False
    #   if all_loaded:
    #      rgb_complete.append(rgb)
    #print "rgb_complete", rgb_complete

    # preprojecting the data to another area
    # --------------------------------------
    for area in in_msg.areas:
        print("")
        obj_area = get_area_def(area)
        if obj_area == area_loaded:
            if in_msg.verbose:
                print("*** Use data for the area loaded: ", area)
            #obj_area = area_loaded
            data = global_data
            resolution = 'l'
        else:
            if in_msg.verbose:
                print("*** Reproject data to area: ", area,
                      "(org projection: ", area_loaded.name, ")")
            obj_area = get_area_def(area)
            # PROJECT data to new area
            data = global_data.project(area)
            resolution = 'i'

        if in_msg.mapResolution is None:
            if area.find("EuropeCanary") != -1:
                resolution = 'l'
            if area.find("ccs4") != -1:
                resolution = 'i'
            if area.find("ticino") != -1:
                resolution = 'h'
        else:
            resolution = in_msg.mapResolution

        # define area
        proj4_string = obj_area.proj4_string
        # e.g. proj4_string = '+proj=geos +lon_0=0.0 +a=6378169.00 +b=6356583.80 +h=35785831.0'
        area_extent = obj_area.area_extent
        # e.g. area_extent = (-5570248.4773392612, -5567248.074173444, 5567248.074173444, 5570248.4773392612)
        area_tuple = (proj4_string, area_extent)

        # save reprojected data
        if area in in_msg.save_reprojected_data:  # and area != area_loaded
            _sat_nr = int(data.number) - 7 if int(data.number) - 7 > 0 else 0
            nc_dir = (
                global_data.time_slot.strftime(in_msg.reprojected_data_dir) % {
                    "area": area,
                    "msg": "MSG" + str(_sat_nr)
                })
            nc_file = (global_data.time_slot.strftime(
                in_msg.reprojected_data_filename) % {
                    "area": area,
                    "msg": "MSG" + str(_sat_nr)
                })
            ncOutputFile = nc_dir + nc_file
            # check if output directory exists, if not create it
            path = dirname(ncOutputFile)
            if not exists(path):
                if in_msg.verbose:
                    print('... create output directory: ' + path)
                makedirs(path)
            if in_msg.verbose:
                print("... save reprojected data: ncview " + ncOutputFile +
                      " &")
            #data.save(ncOutputFile, to_format="netcdf4", compression=False)
            data.save(ncOutputFile, band_axis=0, concatenate_bands=False)

        # mask for the cloud depths tests (masked data)
        #if area == 'ccs4':
        if area == False:
            print('... apply convective mask')
            mask_depth = data.image.mask_clouddepth()
            #print type(mask_depth.max)
            #print dir(mask_depth.max)
            index = where(
                mask_depth <
                5)  # less than 5 (of 6) tests successfull -> mask out
            for rgb in RGBs:
                if rgb in products.MSG_color:
                    rgb2 = rgb.replace("c", "")
                    data[rgb2].data.mask[index] = True
                    fill_value = data[rgb2].data.fill_value
                    #data["IR_108"].data[index] = fill_value

        #print "data[IR_108].data.min/max ", data["IR_108"].data.min(), data["IR_108"].data.max()
        #if rgb == "IR_108c":
        #   print type(data["IR_108"].data)
        #   print dir(data["IR_108"].data)
        #print data["IR_108"].data.mask

        # save average values
        if in_msg.save_statistics:
            mean_array = zeros(len(RGBs))
            #statisticFile = '/data/COALITION2/database/meteosat/ccs4/'+yearS+'/'+monthS+'/'+dayS+'/MSG_'+area+'_'+yearS[2:]+monthS+dayS+'.txt'
            statisticFile = './' + yearS + '-' + monthS + '-' + dayS + '/MSG_' + area + '_' + yearS[
                2:] + monthS + dayS + '.txt'
            if in_msg.verbose:
                print("*** write statistics (average values) to " +
                      statisticFile)
            f1 = open(statisticFile, 'a')  # mode append
            i_rgb = 0
            for rgb in RGBs:
                if rgb in products.MSG_color:
                    mean_array[i_rgb] = data[rgb.replace("c", "")].data.mean()
                    i_rgb = i_rgb + 1

            # create string to write
            str2write = dateS + ' ' + hourS + ' : ' + minS + ' UTC  '
            for mm in mean_array:
                str2write = str2write + ' ' + "%7.2f" % mm
            str2write = str2write + "\n"
            f1.write(str2write)
            f1.close()

        print("y.shape ", global_data_radar['precip'].data.shape)
        from numpy import copy
        y = copy(global_data_radar['precip'].data)
        y = y.ravel()
        print("y.shape ", y.shape)

        if 1 == 0:
            if 'X' in locals():
                del X
            from numpy import column_stack, append, concatenate
            for rgb in RGBs:
                # poor mans parallax correction
                if rgb in products.MSG_color:
                    rgb2 = rgb.replace("c", "")
                else:
                    rgb2 = rgb
                x1 = data[rgb2].data.ravel()
                if 'X' not in locals():
                    X = x1
                    X = [X]
                else:
                    concatenate((X, [x1]), axis=0)
                print("X.shape ", X.shape)
            X = append(X, [[1] * len(x1)], axis=1)

            print("y.shape ", y.shape)
            #theta = np.linalg.lstsq(X,y)[0]
            return

            ind_gt_1 = y > 1
            x = x[ind_gt_1]
            y = y[ind_gt_1]
            ind_lt_200 = y < 200
            x = x[ind_lt_200]
            y = y[ind_lt_200]

            #ind_gt_0 = x>0
            #x = x[ind_gt_0]
            #y = y[ind_gt_0]

            #X = np.column_stack(x+[[1]*len(x[0])])
            #beta_hat = np.linalg.lstsq(X,y)[0]
            #print beta_hat
            #X_hat= np.dot(X,theta)
            #y_hat = X_hat.reshape((640, 710))

        # creating plots/images
        if in_msg.make_plots:

            ind_cloudy = data['CTH'].data > 0
            ind_clear = data['CTH'].data <= 0
            ind_cloudy = ind_cloudy.ravel()

            for rgb in RGBs:

                if rgb in products.MSG_color:
                    rgb2 = rgb.replace("c", "")
                else:
                    rgb2 = rgb
                if rgb == 'ir108':
                    rgb2 = 'IR_108'

                # poor mans parallax correction
                if 1 == 0:
                    print("... poor mans parallax correction")
                    data[rgb2].data[25:640, :] = data[rgb2].data[0:615, :]
                    #data[rgb2].data[15:640,:] = data[rgb2].data[0:625,:]
                    data[rgb2].data[:, 0:700] = data[rgb2].data[:, 10:710]

                # create output filename
                outputDir = format_name(in_msg.outputDir,
                                        data.time_slot,
                                        area=area,
                                        rgb=rgb,
                                        sat_nr=data.number)
                outputFile = outputDir + format_name(in_msg.outputFile,
                                                     data.time_slot,
                                                     area=area,
                                                     rgb=rgb,
                                                     sat_nr=data.number)

                PIL_image = create_PIL_image(
                    rgb, data, in_msg
                )  # !!! in_msg.colorbar[rgb] is initialized inside (give attention to rgbs) !!!

                if 1 == 1:
                    y = copy(global_data_radar['precip'].data)
                    ind_gt_300 = y > 300  # replace no rain marker with 0mm/h
                    y[ind_gt_300] = 0

                    y = y.ravel()
                    print("y.shape ", y.shape)

                    x = copy(data[rgb2].data)
                    x = x.ravel()

                    ## get rid of clear sky
                    x = x[ind_cloudy]
                    y = y[ind_cloudy]
                    #ind_gt_01 = x>0.1
                    #x = x[ind_gt_01]
                    #y = y[ind_gt_01]

                    # get rid of no rain limits for rainfall
                    ind_gt_01 = y > 0.1
                    x = x[ind_gt_01]
                    y = y[ind_gt_01]
                    ind_lt_300 = y < 300
                    x = x[ind_lt_300]
                    y = y[ind_lt_300]

                    plt.figure()
                    plt.title('Scatterplot precipitation - radiance')
                    plt.xlabel(rgb)
                    plt.ylabel('precipitation in mm/h')
                    plt.scatter(x, y)  #, s=area, c=colors, alpha=0.5
                    outputDir = format_name(in_msg.outputDir,
                                            data.time_slot,
                                            area=area,
                                            rgb=rgb,
                                            sat_nr=data.number)
                    outputFileScatter = outputDir + format_name(
                        'scatterplot_%(area)s_%Y%m%d%H%M_%(rgb)s_precip_pc.png',
                        data.time_slot,
                        area=area,
                        rgb=rgb,
                        sat_nr=data.number)
                    #plt.show()
                    from numpy import arange
                    x_line = arange(x.min(), x.max(), 1)
                    print("*** display " + outputFileScatter + " &")
                    from numpy import ones, linalg, array
                    print(x.min(), x.max(), y.min(), y.max())
                    A = array([x, ones(x.size)])
                    w = linalg.lstsq(A.T, y)[0]  # obtaining the parameters
                    y_line = w[0] * x_line + w[1]  # regression line
                    #---
                    #from scipy import stats
                    #slope, intercept, r_value, p_value, std_err = stats.linregress(x,y)
                    #print "slope, intercept, r_value, p_value, std_err"
                    #print slope, intercept, r_value, p_value, std_err
                    #y_line = slope*x_line + intercept
                    from pylab import plot
                    plot(x_line, y_line, 'r-')
                    plt.savefig(outputFileScatter)
                    y_hat = w[0] * data[rgb2].data + w[1]
                    print("y_hat.shape: ", y_hat.shape)

                    # set clear sky to 0
                    y_hat[ind_clear] = 0
                    y_hat = ma.asarray(y_hat)
                    y_hat.mask = (y_hat == 9999.9) | (y_hat <= 0.0001)

                    from trollimage.colormap import RainRate
                    colormap = rainbow
                    min_data = 0.0
                    #max_data=y_hat.max()
                    max_data = 8
                    colormap.set_range(min_data, max_data)
                    #colormap = RainRate
                    in_msg.colormap[rgb] = colormap
                    units = 'mm/h'
                    img = trollimage(y_hat, mode="L")
                    img.colorize(in_msg.colormap[rgb])
                    in_msg.colormap[rgb] = colormap.reverse()
                    PIL_image = img.pil_image()
                    outputFile = outputDir + format_name(
                        'fit_%(area)s_%Y%m%d%H%M_%(rgb)s_precip.png',
                        data.time_slot,
                        area=area,
                        rgb=rgb,
                        sat_nr=data.number)
                    #PIL_image.save(outputFile)

                ## add coasts, borders, and rivers, database is heree
                ## http://www.soest.hawaii.edu/pwessel/gshhs/index.html
                ## possible resolutions
                ## f  full resolution: Original (full) data resolution.
                ## h  high resolution: About 80 % reduction in size and quality.
                ## i  intermediate resolution: Another ~80 % reduction.
                ## l  low resolution: Another ~80 % reduction.
                ## c  crude resolution: Another ~80 % reduction.
                if in_msg.add_rivers:
                    if in_msg.verbose:
                        print("    add rivers to image (resolution=" +
                              resolution + ")")
                    cw.add_rivers(PIL_image,
                                  area_tuple,
                                  outline='blue',
                                  resolution=resolution,
                                  outline_opacity=127,
                                  width=0.5,
                                  level=5)  #
                    if in_msg.verbose:
                        print("    add lakes to image (resolution=" +
                              resolution + ")")
                    cw.add_coastlines(PIL_image,
                                      area_tuple,
                                      outline='blue',
                                      resolution=resolution,
                                      outline_opacity=127,
                                      width=0.5,
                                      level=2)  #, outline_opacity=0
                if in_msg.add_borders:
                    if in_msg.verbose:
                        print("    add coastlines to image (resolution=" +
                              resolution + ")")
                    cw.add_coastlines(PIL_image,
                                      area_tuple,
                                      outline=(255, 0, 0),
                                      resolution=resolution,
                                      width=1)  #, outline_opacity=0
                    if in_msg.verbose:
                        print("    add borders to image (resolution=" +
                              resolution + ")")
                    cw.add_borders(PIL_image,
                                   area_tuple,
                                   outline=(255, 0, 0),
                                   resolution=resolution,
                                   width=1)  #, outline_opacity=0

                #if area.find("EuropeCanary") != -1 or area.find("ccs4") != -1:
                dc = DecoratorAGG(PIL_image)

                # add title to image
                if in_msg.add_title:
                    PIL_image = add_title(PIL_image, rgb, int(data.number),
                                          dateS, hourS, minS, area, dc,
                                          in_msg.font_file, in_msg.verbose)

                # add MeteoSwiss and Pytroll logo
                if in_msg.add_logos:
                    if in_msg.verbose:
                        print('... add logos')
                    dc.align_right()
                    if in_msg.add_colorscale:
                        dc.write_vertically()
                    dc.add_logo("../logos/meteoSwiss3.jpg", height=60.0)
                    dc.add_logo("../logos/pytroll3.jpg", height=60.0)

                # add colorscale
                if in_msg.add_colorscale and in_msg.colormap[rgb] is not None:

                    dc.align_right()
                    dc.write_vertically()
                    font_scale = aggdraw.Font(
                        "black",
                        "/usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-Bold.ttf",
                        size=16)

                    # get tick marks
                    tick_marks = 20  # default
                    minor_tick_marks = 5  # default
                    if rgb in list(in_msg.tick_marks.keys()):
                        tick_marks = in_msg.tick_marks[rgb]
                    if rgb in list(in_msg.minor_tick_marks.keys()):
                        minor_tick_marks = in_msg.minor_tick_marks[rgb]
                    if rgb.find(
                            "-"
                    ) != -1:  # for channel differences use tickmarks of 1
                        tick_marks = 1
                        minor_tick_marks = 1

                    tick_marks = 2  # default
                    minor_tick_marks = 1  # default

                    if in_msg.verbose:
                        print('... add colorscale')
                    dc.add_scale(in_msg.colormap[rgb],
                                 extend=True,
                                 tick_marks=tick_marks,
                                 minor_tick_marks=minor_tick_marks,
                                 font=font_scale,
                                 line_opacity=100)  #, unit='T / K'

                ## test to plot a wind barb
                #import matplotlib.pyplot as plt
                #ax = plt.axes(PIL_image)
                #ax.barbs(0, 0, 20, 20, length=8, pivot='middle', barbcolor='red')
                #ax.barbs(8, 46, 20, 20, length=8, pivot='middle', barbcolor='red')

                # check if output directory exists, if not create it
                path = dirname(outputFile)
                if not exists(path):
                    if in_msg.verbose:
                        print('... create output directory: ' + path)
                    makedirs(path)

                # save file
                if in_msg.verbose:
                    print('... save final file :' + outputFile)
                PIL_image.save(outputFile,
                               optimize=True)  # optimize -> minimize file size

                if in_msg.compress_to_8bit:
                    if in_msg.verbose:
                        print('... compress to 8 bit image: display ' +
                              outputFile.replace(".png", "-fs8.png") + ' &')
                    subprocess.call("/usr/bin/pngquant -force 256 " +
                                    outputFile + " 2>&1 &",
                                    shell=True)  # 256 == "number of colors"

                #if in_msg.verbose:
                #   print "    add coastlines to "+outputFile

                ## alternative: reopen image and modify it (takes longer due to additional reading and saving)
                #cw.add_rivers_to_file(img, area_tuple, level=5, outline='blue', width=0.5, outline_opacity=127)
                #cw.add_coastlines_to_file(outputFile, obj_area, resolution=resolution, level=4)
                #cw.add_borders_to_file(outputFile, obj_area, outline=outline, resolution=resolution)

                # copy to another place
                if in_msg.scpOutput:
                    if in_msg.verbose:
                        print("... secure copy " + outputFile + " to " +
                              in_msg.scpOutputDir)
                    subprocess.call("scp " + in_msg.scpID + " " + outputFile +
                                    " " + in_msg.scpOutputDir + " 2>&1 &",
                                    shell=True)
                    if in_msg.compress_to_8bit:
                        if in_msg.verbose:
                            print("... secure copy " +
                                  outputFile.replace(".png", "-fs8.png") +
                                  " to " + in_msg.scpOutputDir)
                            subprocess.call(
                                "scp " + in_msg.scpID + " " +
                                outputFile.replace(".png", "-fs8.png") + " " +
                                in_msg.scpOutputDir + " 2>&1 &",
                                shell=True)

                if rgb not in RGBs_done:
                    RGBs_done.append(rgb)

        ## start postprocessing
        if area in in_msg.postprocessing_areas:
            postprocessing(in_msg, global_data.time_slot, data.number, area)

    if in_msg.verbose:
        print(" ")

    return RGBs_done
Ejemplo n.º 8
0
def main():
    parser = get_parser()
    args = parser.parse_args()

    levels = [logging.ERROR, logging.WARN, logging.INFO, logging.DEBUG]
    logging.basicConfig(level=levels[min(3, args.verbosity)])

    if args.output_filename is None:
        args.output_filename = [x[:-3] + "png" for x in args.input_tiff]
    else:
        assert len(args.output_filename) == len(args.input_tiff), "Output filenames must be equal to number of input tiffs"

    if not (args.add_borders or args.add_coastlines or args.add_grid or
            args.add_rivers or args.add_colorbar):
        LOG.error("Please specify one of the '--add-X' options to modify the image")
        return -1

    # we may be dealing with large images that look like decompression bombs
    # let's turn off the check for the image size in PIL/Pillow
    Image.MAX_IMAGE_PIXELS = None

    for input_tiff, output_filename in zip(args.input_tiff, args.output_filename):
        LOG.info("Creating {} from {}".format(output_filename, input_tiff))
        gtiff = gdal.Open(input_tiff)
        proj4_str = osr.SpatialReference(gtiff.GetProjection()).ExportToProj4()
        ul_x, res_x, _, ul_y, _, res_y = gtiff.GetGeoTransform()
        half_pixel_x = res_x / 2.
        half_pixel_y = res_y / 2.
        area_extent = (
            ul_x - half_pixel_x,  # lower-left X
            ul_y + res_y * gtiff.RasterYSize - half_pixel_y,  # lower-left Y
            ul_x + res_x * gtiff.RasterXSize + half_pixel_x,  # upper-right X
            ul_y + half_pixel_y,  # upper-right Y
        )
        img = Image.open(input_tiff).convert('RGB')
        area_def = (proj4_str, area_extent)

        cw = ContourWriterAGG(args.shapes_dir)

        if args.add_coastlines:
            outline = args.coastlines_outline[0] if len(args.coastlines_outline) == 1 else tuple(int(x) for x in args.coastlines_outline)
            if args.coastlines_fill:
                fill = args.coastlines_fill[0] if len(args.coastlines_fill) == 1 else tuple(int(x) for x in args.coastlines_fill)
            else:
                fill = None
            cw.add_coastlines(img, area_def, resolution=args.coastlines_resolution, level=args.coastlines_level,
                              outline=outline, fill=fill)

        if args.add_rivers:
            outline = args.rivers_outline[0] if len(args.rivers_outline) == 1 else tuple(int(x) for x in args.rivers_outline)
            cw.add_rivers(img, area_def,
                          resolution=args.rivers_resolution, level=args.rivers_level,
                          outline=outline)

        if args.add_borders:
            outline = args.borders_outline[0] if len(args.borders_outline) == 1 else tuple(int(x) for x in args.borders_outline)
            cw.add_borders(img, area_def, resolution=args.borders_resolution, level=args.borders_level, outline=outline)

        if args.add_grid:
            outline = args.grid_outline[0] if len(args.grid_outline) == 1 else tuple(int(x) for x in args.grid_outline)
            minor_outline = args.grid_minor_outline[0] if len(args.grid_minor_outline) == 1 else tuple(int(x) for x in args.grid_minor_outline)
            fill = args.grid_fill[0] if len(args.grid_fill) == 1 else tuple(int(x) for x in args.grid_fill)
            font_path = find_font(args.grid_font, args.grid_text_size)
            font = Font(outline, font_path, size=args.grid_text_size)
            cw.add_grid(img, area_def, args.grid_D, args.grid_d, font,
                        fill=fill, outline=outline, minor_outline=minor_outline,
                        write_text=args.grid_text,
                        lon_placement=args.grid_lon_placement,
                        lat_placement=args.grid_lat_placement)

        if args.add_colorbar:
            from pydecorate import DecoratorAGG
            font_color = args.colorbar_text_color
            font_color = font_color[0] if len(font_color) == 1 else tuple(int(x) for x in font_color)
            font_path = find_font(args.colorbar_font, args.colorbar_text_size)
            # this actually needs an aggdraw font
            font = Font(font_color, font_path, size=args.colorbar_text_size)
            band_count = gtiff.RasterCount
            if band_count not in [1, 2]:
                raise ValueError("Can't add colorbar to RGB/RGBA image")

            # figure out what colormap we are dealing with
            band = gtiff.GetRasterBand(1)
            cmap = get_colormap(band, band_count)

            # figure out our limits
            vmin = args.colorbar_min
            vmax = args.colorbar_max
            metadata = gtiff.GetMetadata_Dict()
            vmin = vmin or metadata.get('min_in')
            vmax = vmax or metadata.get('max_in')
            if isinstance(vmin, str):
                vmin = float(vmin)
            if isinstance(vmax, str):
                vmax = float(vmax)
            if vmin is None or vmax is None:
                data = gtiff.GetRasterBand(1).ReadAsArray()
                vmin = vmin or np.iinfo(data.dtype).min
                vmax = vmax or np.iinfo(data.dtype).max
            cmap.set_range(vmin, vmax)

            dc = DecoratorAGG(img)
            if args.colorbar_align == 'top':
                dc.align_top()
            elif args.colorbar_align == 'bottom':
                dc.align_bottom()
            elif args.colorbar_align == 'left':
                dc.align_left()
            elif args.colorbar_align == 'right':
                dc.align_right()

            if args.colorbar_vertical:
                dc.write_vertically()
            else:
                dc.write_horizontally()

            if args.colorbar_width is None or args.colorbar_height is None:
                LOG.warning("'--colorbar-width' or '--colorbar-height' were "
                            "not specified. Forcing '--colorbar-extend'.")
                args.colorbar_extend = True
            kwargs = {}
            if args.colorbar_width:
                kwargs['width'] = args.colorbar_width
            if args.colorbar_height:
                kwargs['height'] = args.colorbar_height
            dc.add_scale(cmap, extend=args.colorbar_extend,
                         font=font,
                         line=font_color,
                         tick_marks=args.colorbar_tick_marks,
                         title=args.colorbar_title,
                         unit=args.colorbar_units,
                         **kwargs)

        img.save(output_filename)
Ejemplo n.º 9
0
def main():
    parser = get_parser()
    args = parser.parse_args()

    levels = [logging.ERROR, logging.WARN, logging.INFO, logging.DEBUG]
    logging.basicConfig(level=levels[min(3, args.verbosity)])

    if args.output_filename is None:
        args.output_filename = [x[:-3] + "png" for x in args.input_tiff]
    else:
        assert len(args.output_filename) == len(
            args.input_tiff
        ), "Output filenames must be equal to number of input tiffs"

    if not (args.add_borders or args.add_coastlines or args.add_grid or args.add_rivers or args.add_colorbar):
        LOG.error("Please specify one of the '--add-X' options to modify the image")
        return -1

    if args.cache_dir and not os.path.isdir(args.cache_dir):
        LOG.info(f"Creating cache directory: {args.cache_dir}")
        os.makedirs(args.cache_dir, exist_ok=True)

    # we may be dealing with large images that look like decompression bombs
    # let's turn off the check for the image size in PIL/Pillow
    Image.MAX_IMAGE_PIXELS = None
    # gather all options into a single dictionary that we can pass to pycoast
    pycoast_options = _args_to_pycoast_dict(args)
    for input_tiff, output_filename in zip(args.input_tiff, args.output_filename):
        LOG.info("Creating {} from {}".format(output_filename, input_tiff))
        img = Image.open(input_tiff)
        img_bands = img.getbands()
        num_bands = len(img_bands)
        # P = palette which we assume to be an RGBA colormap
        img = img.convert("RGBA" if num_bands in (2, 4) or "P" in img_bands else "RGB")
        if pycoast_options:
            area_id = os.path.splitext(input_tiff[0])[0]
            area_def = get_area_def_from_raster(input_tiff, area_id=area_id)
            cw = ContourWriterAGG(args.shapes_dir)
            cw.add_overlay_from_dict(pycoast_options, area_def, background=img)

        if args.add_colorbar:
            from pydecorate import DecoratorAGG

            font_color = args.colorbar_text_color
            font_color = font_color[0] if len(font_color) == 1 else tuple(int(x) for x in font_color)
            font_path = find_font(args.colorbar_font, args.colorbar_text_size)
            # this actually needs an aggdraw font
            font = Font(font_color, font_path, size=args.colorbar_text_size)
            if num_bands not in (1, 2):
                raise ValueError("Can't add colorbar to RGB/RGBA image")

            # figure out what colormap we are dealing with
            rio_ds = rasterio.open(input_tiff)
            input_dtype = np.dtype(rio_ds.meta["dtype"])
            rio_ct = _get_rio_colormap(rio_ds, 1)
            cmap = get_colormap(input_dtype, rio_ct, num_bands)

            # figure out our limits
            vmin = args.colorbar_min
            vmax = args.colorbar_max
            metadata = rio_ds.tags()
            vmin = vmin or metadata.get("min_in")
            vmax = vmax or metadata.get("max_in")
            if isinstance(vmin, str):
                vmin = float(vmin)
            if isinstance(vmax, str):
                vmax = float(vmax)
            if vmin is None or vmax is None:
                vmin = vmin or np.iinfo(input_dtype).min
                vmax = vmax or np.iinfo(input_dtype).max
            cmap.set_range(vmin, vmax)

            dc = DecoratorAGG(img)
            if args.colorbar_align == "top":
                dc.align_top()
            elif args.colorbar_align == "bottom":
                dc.align_bottom()
            elif args.colorbar_align == "left":
                dc.align_left()
            elif args.colorbar_align == "right":
                dc.align_right()

            if args.colorbar_vertical:
                dc.write_vertically()
            else:
                dc.write_horizontally()

            if args.colorbar_width is None or args.colorbar_height is None:
                LOG.warning(
                    "'--colorbar-width' or '--colorbar-height' were " "not specified. Forcing '--colorbar-extend'."
                )
                args.colorbar_extend = True
            kwargs = {}
            if args.colorbar_width:
                kwargs["width"] = args.colorbar_width
            if args.colorbar_height:
                kwargs["height"] = args.colorbar_height
            dc.add_scale(
                cmap,
                extend=args.colorbar_extend,
                font=font,
                line=font_color,
                tick_marks=args.colorbar_tick_marks,
                title=args.colorbar_title,
                unit=args.colorbar_units,
                **kwargs,
            )

        img.save(output_filename)
Ejemplo n.º 10
0





#dc.align_right()
#dc.align_bottom()
#dc.add_logo("logos/pytroll_light_big.png")
#dc.add_logo("logos/NASA_Logo.gif")
#dc.add_text("This is manually\nplaced text\nover here.",cursor=[400,480])
dc.new_line()
dc.add_text("This here is\na new line\nof features")
dc.add_logo("logos/pytroll_light_big.png")

dc.align_right()
dc.write_vertically()
dc.add_text("Now writing\nvertically",height=0)
dc.add_logo("logos/pytroll_light_big.png")
dc.add_logo("logos/NASA_Logo.gif")


img.show()
exit()



#dc.toggle_direction()
dc.add_logo("logos/pytroll_light_big.png",height=60)
dc.add_logo("logos/NASA_Logo.gif")
Ejemplo n.º 11
0
def plot_msg(in_msg):


   # get date of the last SEVIRI observation
   if in_msg.datetime == None:
      in_msg.get_last_SEVIRI_date()

   yearS = str(in_msg.datetime.year)
   #yearS = yearS[2:]
   monthS = "%02d" % in_msg.datetime.month
   dayS   = "%02d" % in_msg.datetime.day
   hourS  = "%02d" % in_msg.datetime.hour
   minS   = "%02d" % in_msg.datetime.minute

   dateS=yearS+'-'+monthS+'-'+dayS
   timeS=hourS+'-'+minS

   if in_msg.sat_nr==None:
      in_msg.sat_nr=choose_msg(in_msg.datetime,in_msg.RSS)

   if in_msg.datetime.year > 2012:
      if in_msg.sat_nr == 8:
         area_loaded = get_area_def("EuropeCanary35")
      elif in_msg.sat_nr ==  9: # rapid scan service satellite
         area_loaded = get_area_def("EuropeCanary95")  
      elif in_msg.sat_nr == 10: # default satellite
         area_loaded = get_area_def("met09globeFull")  # full disk service, like EUMETSATs NWC-SAF products
      elif in_msg.sat_nr == 0: # fake satellite for reprojected ccs4 data in netCDF
         area_loaded = get_area_def("ccs4")  # 
         #area_loaded = get_area_def("EuropeCanary")
         #area_loaded = get_area_def("alps")  # new projection of SAM
      else:
         print("*** Error, unknown satellite number ", in_msg.sat_nr)
         area_loaded = get_area_def("hsaf")  # 
   else:
      if in_msg.sat_nr == 8:
         area_loaded = get_area_def("EuropeCanary95") 
      elif in_msg.sat_nr ==  9: # default satellite
         area_loaded = get_area_def("EuropeCanary")

   # define contour write for coasts, borders, rivers
   cw = ContourWriterAGG(in_msg.mapDir)

   if type(in_msg.sat_nr) is int:
      sat_nr_str = str(in_msg.sat_nr).zfill(2)
   elif type(in_msg.sat_nr) is str:
      sat_nr_str = in_msg.sat_nr
   else:
      print("*** Waring, unknown type of sat_nr", type(in_msg.sat_nr))
      sat_nr_str = in_msg.sat_nr

   if in_msg.verbose:
      print('*** Create plots for ')
      print('    Satellite/Sensor: '+in_msg.sat + '  ' + sat_nr_str)
      print('    Date/Time:        '+dateS +' '+hourS+':'+minS+'UTC')
      print('    RGBs:            ', in_msg.RGBs)
      print('    Area:            ', in_msg.areas)


   # check if input data is complete 
   if in_msg.verbose:
      print("*** check input data")
   RGBs = check_input(in_msg, in_msg.sat+sat_nr_str, in_msg.datetime)
   if len(RGBs) != len(in_msg.RGBs):
      print("*** Warning, input not complete.")
      print("*** Warning, process only: ", RGBs)

   # define satellite data object
   global_data = GeostationaryFactory.create_scene(in_msg.sat, sat_nr_str, "seviri", in_msg.datetime)
   # print "type(global_data) ", type(global_data)   # <class 'mpop.scene.SatelliteInstrumentScene'>
   # print "dir(global_data)", dir(global_data)  [..., '__init__', ... 'area', 'area_def', 'area_id', 'channel_list', 'channels', 
   #      'channels_to_load', 'check_channels', 'fullname', 'get_area', 'image', 'info', 'instrument_name', 'lat', 'load', 'loaded_channels', 
   #      'lon', 'number', 'orbit', 'project', 'remove_attribute', 'satname', 'save', 'set_area', 'time_slot', 'unload', 'variant']
   
   ## define satellite data object one scan before
   #if in_msg.RSS:
   #   scan_time =  5 # min
   #else:
   #   scan_time = 15 # min
   scan_time = 15 # min
   datetime_m1 =  in_msg.datetime - timedelta(minutes=scan_time)
   global_data_m1 = GeostationaryFactory.create_scene(in_msg.sat, sat_nr_str, "seviri", datetime_m1)

   if len(RGBs) == 0:
      return RGBs

   if in_msg.verbose:
      print("*** load satellite channels for "+in_msg.sat+sat_nr_str+" ", global_data.fullname)

   # initialize processed RGBs
   RGBs_done=[]

   # load reflectivities, brightness temperatures, NWC-SAF products ...
   print("*** read ", str(in_msg.datetime))
   area_loaded = load_products(global_data,    RGBs, in_msg, area_loaded)
   #print "*** read ", str(datetime_m1)
   #area_loaded = load_products(global_data_m1, RGBs, in_msg, area_loaded)

   # check if all prerequisites are loaded
   #rgb_complete = []
   #for rgb in RGBs:
   #   all_loaded = True
   #   if rgb in products.RGBs_buildin or rgb in products.RGB_user:
   #      obj_image = get_image(global_data, rgb)
   #      for pre in obj_image.prerequisites:
   #         if pre not in loaded_channels:
   #            all_loaded = False
   #   elif rgb in products.MSG_color:
   #      if rgb.replace("c","") not in loaded_channels:
   #         all_loaded = False
   #   else:
   #      if rgb not in loaded_channels:
   #         all_loaded = False
   #   if all_loaded:
   #      rgb_complete.append(rgb)
   #print "rgb_complete", rgb_complete

   # preprojecting the data to another area 
   # --------------------------------------
   for area in in_msg.areas:
      print("")
      obj_area = get_area_def(area)

      # reproject data to new area 
      if obj_area == area_loaded: 
         if in_msg.verbose:
            print("*** Use data for the area loaded: ", area)
         #obj_area = area_loaded
         data    = global_data
         data_m1 = global_data_m1
         resolution='l'
      else:
         if in_msg.verbose:    
            print("*** Reproject data to area: ", area, "(org projection: ",  area_loaded.name, ")")     
         obj_area = get_area_def(area)
         # PROJECT data to new area 
         data    = global_data.project(area, precompute=True)
         data_m1 = global_data_m1.project(area, precompute=True)
         resolution='i'

      loaded_products = [chn.name for chn in data.loaded_channels()]
      print(loaded_products)
      #loaded_products_m1 = [chn.name for chn in data_m1.loaded_channels()]
      #print loaded_products_m1

      #for prod in loaded_products:
      #   print "xxx ", prod 
      #   print data_m1[prod]
      #   data[prod] =  data[prod] - data_m1[prod] # 

      # save reprojected data
      if area in in_msg.save_reprojected_data:
         save_reprojected_data(data, area, in_msg)

      # apply a mask to the data (switched off at the moment)
      if False:
         mask_data(data, area)

      # save average values 
      if in_msg.save_statistics:

         mean_array = zeros(len(RGBs))
         #statisticFile = '/data/COALITION2/database/meteosat/ccs4/'+yearS+'/'+monthS+'/'+dayS+'/MSG_'+area+'_'+yearS[2:]+monthS+dayS+'.txt'
         statisticFile = './'+yearS+'-'+monthS+'-'+dayS+'/MSG_'+area+'_'+yearS[2:]+monthS+dayS+'.txt'
         if in_msg.verbose:
            print("*** write statistics (average values) to "+statisticFile)
         f1 = open(statisticFile,'a')   # mode append
         i_rgb=0
         for rgb in RGBs:
            if rgb in products.MSG_color:
               mean_array[i_rgb]=data[rgb.replace("c","")].data.mean()
               i_rgb=i_rgb+1

         # create string to write
         str2write = dateS +' '+hourS+' : '+minS+' UTC  '
         for mm in mean_array:
            str2write = str2write+' '+ "%7.2f" % mm
         str2write = str2write+"\n"
         f1.write(str2write)
         f1.close()

      # creating plots/images 
      if in_msg.make_plots:
      
         # choose map resolution 
         resolution = choose_map_resolution(area, in_msg.mapResolution)

         # define area
         proj4_string = obj_area.proj4_string            
         # e.g. proj4_string = '+proj=geos +lon_0=0.0 +a=6378169.00 +b=6356583.80 +h=35785831.0'
         area_extent = obj_area.area_extent              
         # e.g. area_extent = (-5570248.4773392612, -5567248.074173444, 5567248.074173444, 5570248.4773392612)
         area_tuple = (proj4_string, area_extent)

         for rgb in RGBs:
            PIL_image = create_PIL_image(rgb, data, in_msg)   # !!! in_msg.colorbar[rgb] is initialized inside (give attention to rgbs) !!!

            if in_msg.add_rivers:
               if in_msg.verbose:
                  print("    add rivers to image (resolution="+resolution+")")
               cw.add_rivers(PIL_image, area_tuple, outline='blue', resolution=resolution, outline_opacity=127, width=0.5, level=5) # 
               if in_msg.verbose:
                  print("    add lakes to image (resolution="+resolution+")")
               cw.add_coastlines(PIL_image, area_tuple, outline='blue', resolution=resolution, outline_opacity=127, width=0.5, level=2)  #, outline_opacity=0
            if in_msg.add_borders:
               if in_msg.verbose:
                  print("    add coastlines to image (resolution="+resolution+")")
               cw.add_coastlines(PIL_image, area_tuple, outline=(255, 0, 0), resolution=resolution, width=1)  #, outline_opacity=0
               if in_msg.verbose:
                  print("    add borders to image (resolution="+resolution+")")
               cw.add_borders(PIL_image, area_tuple, outline=(255, 0, 0), resolution=resolution, width=1)       #, outline_opacity=0 
   
            #if area.find("EuropeCanary") != -1 or area.find("ccs4") != -1:
            dc = DecoratorAGG(PIL_image)
   
            # add title to image
            if in_msg.add_title:
               add_title(PIL_image, rgb, int(data.number), dateS, hourS, minS, area, dc, in_msg.font_file, in_msg.verbose )

            # add MeteoSwiss and Pytroll logo
            if in_msg.add_logos:
               if in_msg.verbose:
                  print('... add logos')
               dc.align_right()
               if in_msg.add_colorscale:
                  dc.write_vertically()
               dc.add_logo("../logos/meteoSwiss3.jpg",height=60.0)
               dc.add_logo("../logos/pytroll3.jpg",height=60.0)
   
            # add colorscale
            if in_msg.add_colorscale and in_msg.colormap[rgb] != None:
               add_colorscale(dc, rgb, in_msg)

            # create output filename
            outputDir =              format_name(in_msg.outputDir,  data.time_slot, area=area, rgb=rgb, sat_nr=data.number)
            outputFile = outputDir + format_name(in_msg.outputFile, data.time_slot, area=area, rgb=rgb, sat_nr=data.number)
   
            # check if output directory exists, if not create it
            path= dirname(outputFile)
            if not exists(path):
               if in_msg.verbose:
                  print('... create output directory: ' + path)
               makedirs(path)
   
            # save file
            if in_msg.verbose:
               print('... save final file :' + outputFile)
            PIL_image.save(outputFile, optimize=True)  # optimize -> minimize file size
   
            if in_msg.compress_to_8bit:
               if in_msg.verbose:
                  print('... compress to 8 bit image: display '+outputFile.replace(".png","-fs8.png")+' &')
               subprocess.call("/usr/bin/pngquant -force 256 "+outputFile+" 2>&1 &", shell=True) # 256 == "number of colors"
   
            #if in_msg.verbose:
            #   print "    add coastlines to "+outputFile   
            ## alternative: reopen image and modify it (takes longer due to additional reading and saving)
            #cw.add_rivers_to_file(img, area_tuple, level=5, outline='blue', width=0.5, outline_opacity=127)
            #cw.add_coastlines_to_file(outputFile, obj_area, resolution=resolution, level=4)
            #cw.add_borders_to_file(outputFile, obj_area, outline=outline, resolution=resolution)
    
            # copy to another place
            if in_msg.scpOutput:
               if in_msg.verbose:
                  print("... secure copy "+outputFile+ " to "+in_msg.scpOutputDir)
               subprocess.call("scp "+in_msg.scpID+" "+outputFile+" "+in_msg.scpOutputDir+" 2>&1 &", shell=True)
               if in_msg.compress_to_8bit:
                  if in_msg.verbose:
                     print("... secure copy "+outputFile.replace(".png","-fs8.png")+ " to "+in_msg.scpOutputDir)
                     subprocess.call("scp "+in_msg.scpID+" "+outputFile.replace(".png","-fs8.png")+" "+in_msg.scpOutputDir+" 2>&1 &", shell=True)
   
            if rgb not in RGBs_done:
               RGBs_done.append(rgb)
   
      ## start postprocessing
      if area in in_msg.postprocessing_areas:
         postprocessing(in_msg, global_data.time_slot, data.number, area)

   if in_msg.verbose:
      print(" ")

   return RGBs_done