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)
def test_colorbar(tmp_path, orientation_func_name, align_func_name, clims):
fn = tmp_path / "test_colorbar.png"
img = Image.fromarray(np.zeros((200, 100, 3), dtype=np.uint8))
dc = DecoratorAGG(img)
getattr(dc, align_func_name)()
getattr(dc, orientation_func_name)()
cmap = rdbu.set_range(*clims, inplace=False)
dc.add_scale(cmap, extend=True, tick_marks=5.0, line_opacity=100, unit="K")
img.save(fn)
# check results
output_img = Image.open(fn)
arr = np.array(output_img)
_assert_colorbar_orientation_alignment(arr, orientation_func_name,
align_func_name)
def test_style_retention():
# import aggdraw
from PIL import Image
from trollimage.colormap import rdbu
from pydecorate import DecoratorAGG
# font = aggdraw.Font("navy", DEJAVU_FONT, size=20)
# font_scale = aggdraw.Font("black", DEJAVU_FONT, size=12)
rdbu.colors = rdbu.colors[::-1]
rdbu.set_range(-90, 10)
img = Image.open(os.path.join(REPOS_ROOT, "BMNG_clouds_201109181715_areaT2.png"))
dc = DecoratorAGG(img)
# dc.write_vertically()
# dc.add_logo("logos/pytroll_light_big.png")
# dc.add_logo("logos/NASA_Logo.gif",margins=[10,10],bg='yellow')
# dc.add_logo("logos/pytroll_light_big.png")
# font = aggdraw.Font("blue", DEJAVU_FONT, size=16)
# dc.add_text("Some text",font=font)
# dc.align_right()
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit="K")
# dc.align_bottom()
# dc.add_scale(rdbu, extend=True, tick_marks=2.0, line_opacity=100, width=60)
# dc.align_right()
# dc.write_vertically()
dc.align_bottom()
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit="K")
# dc.align_left()
# dc.add_scale(rdbu, extend=True, font=font_scale, tick_marks=2.0, minor_tick_marks=1.0,
# line_opacity=100, width=60, unit='K')
# img.show()
img.save("style_retention.png")
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, ')')
dc.align_right()
dc.write_vertically()
#font_scale = ImageFont.truetype("/usr/openv/java/jre/lib/fonts/LucidaTypewriterBold.ttf", fontsize)
colormap_r = colormap.reverse()
#rainbow_r.set_range(min_data, max_data)
dc.add_scale(colormap_r,
extend=True,
ticks=ticks,
tick_marks=tick_marks,
minor_tick_marks=minor_tick_marks,
font=font,
line_opacity=100,
unit=units) #
indicate_range = True
if indicate_range:
mask = global_data[prop_str + '-MASK'].data
img = trollimage(mask, mode="L",
fill_value=None) #fill_value,[1,1,1], None
from trollimage.colormap import greys
img.colorize(greys.reverse())
img.putalpha(mask * 0 + 0.25)
PIL_mask = img.pil_image()
from PIL import Image as PILimage
PIL_image = PILimage.alpha_composite(PIL_mask, PIL_image)
img = Image.open('BMNG_clouds_201109181715_areaT2.png')
dc = DecoratorAGG(img)
#dc.write_vertically()
#dc.add_logo("logos/pytroll_light_big.png")
#dc.add_logo("logos/NASA_Logo.gif",margins=[10,10],bg='yellow')
#dc.add_logo("logos/pytroll_light_big.png")
font = aggdraw.Font("blue",
"/usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif.ttf",
size=16)
#dc.add_text("Some text",font=font)
#dc.align_right()
print rdbu.values
print rdbu.colors
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit='K')
#dc.align_bottom()
#dc.add_scale(rdbu, extend=True, tick_marks=2.0, line_opacity=100, width=60)
#dc.align_right()
#dc.write_vertically()
dc.align_bottom()
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit='K')
#dc.align_left()
#dc.add_scale(rdbu, extend=True, font=font_scale, tick_marks=2.0, minor_tick_marks=1.0, line_opacity=100, width=60, unit='K')
img.show()
#img.save("style_retention.png")
exit()
draw = ImageDraw.Draw(PIL_image)
if add_colorscale:
print('... add colorscale ranging from min_data (', min_data,
') to max_data (', max_data, ')')
dc.align_right()
dc.write_vertically()
font_scale = aggdraw.Font(
"black",
"/usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-Bold.ttf",
size=16)
greens2.set_range(min_data, max_data)
dc.add_scale(greens2,
extend=True,
tick_marks=tick_marks,
minor_tick_marks=minor_tick_marks,
font=font_scale,
line_opacity=100,
unit=units) #
# define contour write for coasts, borders, rivers
cw = ContourWriterAGG('/data/OWARNA/hau/maps_pytroll/')
if area.find("EuropeCanary") != -1:
resolution = 'l'
if area.find("nrEURO3km") != -1:
resolution = 'l'
if area.find("nrEURO1km") != -1:
resolution = 'i'
if area.find("ccs4") != -1:
resolution = 'i'
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 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
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)
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)
img = Image.open('BMNG_clouds_201109181715_areaT2.png')
dc = DecoratorAGG(img)
#dc.write_vertically()
#dc.add_logo("logos/pytroll_light_big.png")
#dc.add_logo("logos/NASA_Logo.gif",margins=[10,10],bg='yellow')
#dc.add_logo("logos/pytroll_light_big.png")
font=aggdraw.Font("blue","/usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif.ttf",size=16)
#dc.add_text("Some text",font=font)
#dc.align_right()
print rdbu.values
print rdbu.colors
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit='K')
#dc.align_bottom()
#dc.add_scale(rdbu, extend=True, tick_marks=2.0, line_opacity=100, width=60)
#dc.align_right()
#dc.write_vertically()
dc.align_bottom()
dc.add_scale(rdbu, extend=True, tick_marks=5.0, line_opacity=100, unit='K')
#dc.align_left()
#dc.add_scale(rdbu, extend=True, font=font_scale, tick_marks=2.0, minor_tick_marks=1.0, line_opacity=100, width=60, unit='K')
img.show()
#img.save("style_retention.png")
exit()
