def test_get_exact_trimmed_geom(self):
xs_expected = [
2502000.0, 2867000.0, 2867000.0, -2868000.0, -2868000.0, -2503000.0
]
ys_expected = [
2455500.0, 455500.0, -1544500.0, -1544500.0, 455500.0, 2455500.0
]
geom, xs, ys = mosaic.GetExactTrimmedGeom(self.dem, step=400)
self.assertEqual(xs, xs_expected)
self.assertEqual(ys, ys_expected)
def run_mosaic(tile_builder_script, inpath, mosaicname, mosaic_dir, args,
pos_arg_keys):
if os.path.isfile(inpath):
bTextfile = True
elif os.path.isdir(inpath):
bTextfile = False
if not os.path.isdir(mosaic_dir):
os.makedirs(mosaic_dir)
## TODO: verify logger woks for both interactive and hpc jobs
#### Configure Logger
if args.log is not None:
logfile = os.path.abspath(args.log)
else:
logfile = os.path.join(mosaic_dir, default_logfile)
lfh = logging.FileHandler(logfile)
lfh.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s %(levelname)s- %(message)s',
'%m-%d-%Y %H:%M:%S')
lfh.setFormatter(formatter)
logger.addHandler(lfh)
lsh = logging.StreamHandler()
lsh.setLevel(logging.INFO)
formatter = logging.Formatter('%(asctime)s %(levelname)s- %(message)s',
'%m-%d-%Y %H:%M:%S')
lsh.setFormatter(formatter)
logger.addHandler(lsh)
#### Get exclude list if specified
if args.exclude is not None:
if not os.path.isfile(args.exclude):
logger.error("Value for option --exclude-list is not a valid file")
f = open(args.exclude, 'r')
exclude_list = set([line.rstrip() for line in f.readlines()])
else:
exclude_list = set()
#### Get Images
#logger.info("Reading input images")
xs = []
ys = []
image_list = utils.find_images_with_exclude_list(inpath, bTextfile,
mosaic.EXTS, exclude_list)
if len(image_list) == 0:
raise RuntimeError(
"No images found in input file or directory: {}".format(inpath))
# remove duplicate images
image_list_unique = list(set(image_list))
dupes = [x for n, x in enumerate(image_list) if x in image_list[:n]]
if len(dupes) > 0:
logger.info("Removed %i duplicate image paths", len(dupes))
logger.debug("Dupes: %s", dupes)
image_list = image_list_unique
logger.info("%i existing images found", len(image_list))
#### gather image info list
logger.info("Getting image info")
imginfo_list = [mosaic.ImageInfo(image, "IMAGE") for image in image_list]
#### Get mosaic parameters
logger.info("Setting mosaic parameters")
params = mosaic.getMosaicParameters(imginfo_list[0], args)
logger.info("Mosaic parameters: band count=%i, datatype=%s", params.bands,
params.datatype)
logger.info("Mosaic parameters: projection=%s", params.proj)
#### Remove images that do not match ref
logger.info("Applying attribute filter")
imginfo_list2 = mosaic.filterMatchingImages(imginfo_list, params)
if len(imginfo_list2) == 0:
raise RuntimeError(
"No valid images found. Check input filter parameters.")
logger.info("%i of %i images match filter", len(imginfo_list2),
len(image_list))
#### if extent is specified, build tile params and compare extent to input image geom
if args.extent:
imginfo_list3 = mosaic.filter_images_by_geometry(imginfo_list2, params)
#### else set extent after image geoms computed
else:
#### Get geom for each image
imginfo_list3 = []
for iinfo in imginfo_list2:
if iinfo.geom is not None:
xs = xs + iinfo.xs
ys = ys + iinfo.ys
imginfo_list3.append(iinfo)
else: # remove from list if no geom
logger.debug("Null geometry for image: %s", iinfo.srcfn)
params.xmin = min(xs)
params.xmax = max(xs)
params.ymin = min(ys)
params.ymax = max(ys)
poly_wkt = 'POLYGON (( {} {}, {} {}, {} {}, {} {}, {} {} ))'.format(
params.xmin, params.ymin, params.xmin, params.ymax, params.xmax,
params.ymax, params.xmax, params.ymin, params.xmin, params.ymin)
params.extent_geom = ogr.CreateGeometryFromWkt(poly_wkt)
if len(imginfo_list3) == 0:
raise RuntimeError("No images found that intersect mosaic extent")
logger.info(
"Mosaic parameters: resolution %f x %f, tilesize %f x %f, extent %f %f %f %f",
params.xres, params.yres, params.xtilesize, params.ytilesize,
params.xmin, params.xmax, params.ymin, params.ymax)
logger.info("%d of %d input images intersect mosaic extent",
len(imginfo_list3), len(imginfo_list2))
## Sort images by score
logger.info("Reading image metadata and determining sort order")
for iinfo in imginfo_list3:
iinfo.getScore(params)
if not args.nosort:
imginfo_list3.sort(key=lambda x: x.score)
logger.info("Getting Exact Image geometry")
imginfo_list4 = []
all_valid = True
for iinfo in imginfo_list3:
if iinfo.score > 0 or args.nosort:
simplify_tolerance = 2.0 * (
(params.xres + params.yres) / 2.0
) ## 2 * avg(xres, yres), should be 1 for panchromatic mosaics where res = 0.5m
geom, xs1, ys1 = mosaic.GetExactTrimmedGeom(
iinfo.srcfp,
step=args.cutline_step,
tolerance=simplify_tolerance)
if geom is None:
logger.warning(
"%s: geometry could not be determined, verify image is valid",
iinfo.srcfn)
all_valid = False
elif geom.IsEmpty():
logger.warning("%s: geometry is empty", iinfo.srcfn)
all_valid = False
else:
iinfo.geom = geom
tm = datetime.today()
imginfo_list4.append(iinfo)
centroid = geom.Centroid()
logger.info("%s: geometry acquired - centroid: %f, %f",
iinfo.srcfn, centroid.GetX(), centroid.GetY())
#print(geom)
else:
logger.debug("Image has an invalid score: %s --> %i", iinfo.srcfp,
iinfo.score)
if not all_valid:
if not args.allow_invalid_geom:
raise RuntimeError(
"Some source images do not have valid geometries. Cannot proceeed"
)
else:
logger.info(
"--allow-invalid-geom used; mosaic will be created using %i valid images (%i invalid \
images not used.)".format(
len(imginfo_list4),
len(imginfo_list3) - len(imginfo_list4)))
# Get stats if needed
logger.info("Getting image metadata")
for iinfo in imginfo_list4:
logger.info(iinfo.srcfn)
if args.calc_stats or args.median_remove:
iinfo.get_raster_stats(args.calc_stats, args.median_remove)
# Build componenet index
if args.component_shp:
if args.mode == "ALL" or args.mode == "SHP":
contribs = [(iinfo, iinfo.geom) for iinfo in imginfo_list4]
logger.info("Number of contributors: %d", len(contribs))
logger.info("Building component index")
comp_shp = mosaicname + "_components.shp"
if len(contribs) > 0:
if os.path.isfile(comp_shp):
logger.info("Components shapefile already exists: %s",
comp_shp)
else:
build_shp(contribs, comp_shp, args, params)
else:
logger.error("No contributing images")
# Build cutlines index
#### Overlay geoms and remove non-contributors
logger.info("Overlaying images to determine contribution geom")
contribs = mosaic.determine_contributors(imginfo_list4, params.extent_geom,
args.min_contribution_area)
logger.info("Number of contributors: %d", len(contribs))
if args.mode == "ALL" or args.mode == "SHP":
logger.info("Building cutlines index")
shp = mosaicname + "_cutlines.shp"
if len(contribs) > 0:
if os.path.isfile(shp):
logger.info("Cutlines shapefile already exists: %s", shp)
else:
build_shp(contribs, shp, args, params)
else:
logger.error("No contributing images")
## Create tile objects
tiles = []
xtiledim = math.ceil((params.xmax - params.xmin) / params.xtilesize)
ytiledim = math.ceil((params.ymax - params.ymin) / params.ytilesize)
logger.info("Tiles: %d rows, %d columns", ytiledim, xtiledim)
xtdb = len(str(int(xtiledim)))
ytdb = len(str(int(ytiledim)))
i = 1
for x in mosaic.drange(params.xmin, params.xmax,
params.xtilesize): # Columns
if x + params.xtilesize > params.xmax:
x2 = params.xmax
else:
x2 = x + params.xtilesize
j = 1
for y in mosaic.drange(params.ymin, params.ymax,
params.ytilesize): # Rows
if y + params.ytilesize > params.ymax:
y2 = params.ymax
else:
y2 = y + params.ytilesize
tilename = "{}_{}_{}.tif".format(mosaicname,
mosaic.buffernum(j, ytdb),
mosaic.buffernum(i, xtdb))
tile = mosaic.TileParams(x, x2, y, y2, j, i, tilename)
tiles.append(tile)
j += 1
i += 1
#### Write shapefile of tiles
if len(tiles) == 0:
raise RuntimeError("No tile objects created")
if args.mode == "ALL" or args.mode == "SHP":
build_tiles_shp(mosaicname, tiles, params)
## Build tile tasks
task_queue = []
#### Create task for each tile
arg_keys_to_remove = ('l', 'qsubscript', 'parallel_processes', 'log',
'mode', 'extent', 'resolution', 'bands', 'max_cc',
'exclude', 'nosort', 'component_shp', 'cutline_step',
'min_contribution_area', 'calc_stats', 'pbs',
'slurm', 'tday', 'tyear', 'allow_invalid_geom')
tile_arg_str = taskhandler.convert_optional_args_to_string(
args, pos_arg_keys, arg_keys_to_remove)
logger.debug("Identifying components of %i subtiles", len(tiles))
i = 0
for t in tiles:
logger.debug("Identifying components of tile %i of %i: %s", i,
len(tiles), os.path.basename(t.name))
#### determine which images in each tile - create geom and query image geoms
logger.debug("Running intersect with imagery")
intersects = []
for iinfo, contrib_geom in contribs:
if contrib_geom.Intersects(t.geom):
if args.median_remove:
## parse median dct into text
median_string = ";".join([
"{}:{}".format(k, v) for k, v in iinfo.median.items()
])
intersects.append("{},{}".format(iinfo.srcfp,
median_string))
else:
intersects.append(iinfo.srcfp)
#### If any images are in the tile, mosaic them
if len(intersects) > 0:
tile_basename = os.path.basename(os.path.splitext(t.name)[0])
logger.info("Number of contributors to subtile %s: %i",
tile_basename, len(intersects))
itpath = os.path.join(mosaic_dir,
tile_basename + "_intersects.txt")
it = open(itpath, "w")
it.write("\n".join(intersects))
it.close()
#### Submit QSUB job
logger.debug("Building mosaicking job for tile: %s",
os.path.basename(t.name))
if not os.path.isfile(t.name):
cmd = r'{} {} -e {} {} {} {} -r {} {} -b {} {} {}'.format(
tile_builder_script, tile_arg_str, t.xmin, t.xmax, t.ymin,
t.ymax, params.xres, params.yres, params.bands, t.name,
itpath)
task = taskhandler.Task(
'Tile {0}'.format(os.path.basename(t.name)),
'Mos{:04g}'.format(i), 'python', cmd)
if args.mode == "ALL" or args.mode == "MOSAIC":
logger.debug(cmd)
task_queue.append(task)
else:
logger.info("Tile already exists: %s",
os.path.basename(t.name))
i += 1
if args.mode == "ALL" or args.mode == "MOSAIC":
logger.info("Submitting Tasks")
#logger.info(task_queue)
if len(task_queue) > 0:
try:
task_handler = taskhandler.ParallelTaskHandler(
args.parallel_processes)
except RuntimeError as e:
logger.error(e)
else:
if task_handler.num_processes > 1:
logger.info("Number of child processes to spawn: %i",
task_handler.num_processes)
task_handler.run_tasks(task_queue)
logger.info("Done")
else:
logger.info("No tasks to process")