Example #1
0
        def worker(tile):
            x, y, z = list(map(str, tile))

            if args.masks and args.labels:

                label = np.array(Image.open(os.path.join(args.labels, z, x, "{}.png".format(y))))
                mask = np.array(Image.open(os.path.join(args.masks, z, x, "{}.png".format(y))))

                assert label.shape == mask.shape

                try:
                    dist, fg_ratio, qod = compare(torch.as_tensor(label, device="cpu"), torch.as_tensor(mask, device="cpu"))
                except:
                    progress.update()
                    return False, tile

                if not args.minimum_fg <= fg_ratio <= args.maximum_fg or not args.minimum_qod <= qod <= args.maximum_qod:
                    progress.update()
                    return True, tile

            tiles_compare.append(tile)

            if args.mode == "side":
                for i, root in enumerate(args.images):
                    img = tile_image_from_file(tile_from_slippy_map(root, x, y, z)[1])

                    if i == 0:
                        side = np.zeros((img.shape[0], img.shape[1] * len(args.images), 3))
                        side = np.swapaxes(side, 0, 1) if args.vertical else side
                        image_shape = img.shape
                    else:
                        assert image_shape[0:2] == img.shape[0:2], "Unconsistent image size to compare"

                    if args.vertical:
                        side[i * image_shape[0] : (i + 1) * image_shape[0], :, :] = img
                    else:
                        side[:, i * image_shape[0] : (i + 1) * image_shape[0], :] = img

                tile_image_to_file(args.out, tile, np.uint8(side))

            elif args.mode == "stack":
                for i, root in enumerate(args.images):
                    tile_image = tile_image_from_file(tile_from_slippy_map(root, x, y, z)[1])

                    if i == 0:
                        image_shape = tile_image.shape[0:2]
                        stack = tile_image / len(args.images)
                    else:
                        assert image_shape == tile_image.shape[0:2], "Unconsistent image size to compare"
                        stack = stack + (tile_image / len(args.images))

                tile_image_to_file(args.out, tile, np.uint8(stack))

            elif args.mode == "list":
                tiles_list.append([tile, fg_ratio, qod])

            progress.update()
            return True, tile
Example #2
0
        def worker(tile_key):

            if len(tiles_map[tile_key]) == 1:
                return

            image = np.zeros((args.ts, args.ts, bands), np.uint8)

            x, y, z = map(int, tile_key)
            for i in range(len(tiles_map[tile_key])):
                root = os.path.join(splits_path, str(i))
                _, path = tile_from_slippy_map(root, x, y, z)

                if not args.label:
                    split = tile_image_from_file(path)
                if args.label:
                    split = tile_label_from_file(path)
                    split = split.reshape(
                        (args.ts, args.ts, 1))  # H,W -> H,W,C

                assert image.shape == split.shape
                image[:, :, :] += split[:, :, :]

            if not args.label and is_nodata(image):
                progress.update()
                return

            tile = mercantile.Tile(x=x, y=y, z=z)

            if not args.label:
                ret = tile_image_to_file(args.out, tile, image)

            if args.label:
                ret = tile_label_to_file(args.out, tile, palette, image)

            if not ret:
                sys.exit("Error: Unable to write tile {}.".format(
                    str(tile_key)))

            progress.update()
            return tile
Example #3
0
def main(args):

    if not args.masks or not args.labels or not args.config:
        if args.mode == "list":
            sys.exit(
                "Parameters masks, labels and config, are all mandatories in list mode."
            )
        if args.minimum_fg > 0 or args.maximum_fg < 100 or args.minimum_qod > 0 or args.maximum_qod < 100:
            sys.exit(
                "Parameters masks, labels and config, are all mandatories in QoD filtering."
            )

    if args.images:
        tiles = [tile for tile, _ in tiles_from_slippy_map(args.images[0])]
        for image in args.images[1:]:
            assert sorted(tiles) == sorted([
                tile for tile, _ in tiles_from_slippy_map(image)
            ]), "inconsistent coverages"

    if args.labels and args.masks:
        tiles_masks = [tile for tile, _ in tiles_from_slippy_map(args.masks)]
        tiles_labels = [tile for tile, _ in tiles_from_slippy_map(args.labels)]
        if args.images:
            assert sorted(tiles) == sorted(tiles_masks) == sorted(
                tiles_labels), "inconsistent coverages"
        else:
            assert sorted(tiles_masks) == sorted(
                tiles_labels), "inconsistent coverages"
            tiles = tiles_masks

    if args.mode == "list":
        out = open(args.out, mode="w")
        if args.geojson:
            out.write('{"type":"FeatureCollection","features":[')
            first = True

    tiles_compare = []
    for tile in tqdm(list(tiles), desc="Compare", unit="tile", ascii=True):

        x, y, z = list(map(str, tile))

        if args.masks and args.labels and args.config:
            titles = [
                classe["title"]
                for classe in load_config(args.config)["classes"]
            ]
            dist, fg_ratio, qod = compare(args.masks, args.labels, tile,
                                          titles)
            if not args.minimum_fg <= fg_ratio <= args.maximum_fg or not args.minimum_qod <= qod <= args.maximum_qod:
                continue

        tiles_compare.append(tile)

        if args.mode == "side":

            for i, root in enumerate(args.images):
                img = tile_image(tile_from_slippy_map(root, x, y, z)[1])

                if i == 0:
                    side = np.zeros(
                        (img.shape[0], img.shape[1] * len(args.images), 3))
                    side = np.swapaxes(side, 0, 1) if args.vertical else side
                    image_shape = img.shape
                else:
                    assert image_shape == img.shape, "Unconsistent image size to compare"

                if args.vertical:
                    side[i * image_shape[0]:(i + 1) *
                         image_shape[0], :, :] = img
                else:
                    side[:,
                         i * image_shape[0]:(i + 1) * image_shape[0], :] = img

            os.makedirs(os.path.join(args.out, z, x), exist_ok=True)
            side = Image.fromarray(np.uint8(side))
            side.save(os.path.join(args.out, z, x, "{}.{}".format(y,
                                                                  args.ext)),
                      optimize=True)

        elif args.mode == "stack":

            for i, root in enumerate(args.images):
                img = tile_image(tile_from_slippy_map(root, x, y, z)[1])

                if i == 0:
                    image_shape = img.shape[0:2]
                    stack = img / len(args.images)
                else:
                    assert image_shape == img.shape[
                        0:2], "Unconsistent image size to compare"
                    stack = stack + (img / len(args.images))

            os.makedirs(os.path.join(args.out, str(z), str(x)), exist_ok=True)
            stack = Image.fromarray(np.uint8(stack))
            stack.save(os.path.join(args.out, str(z), str(x),
                                    "{}.{}".format(y, args.ext)),
                       optimize=True)

        elif args.mode == "list":
            if args.geojson:
                prop = '"properties":{{"x":{},"y":{},"z":{},"fg":{:.1f},"qod":{:.1f}}}'.format(
                    x, y, z, fg_ratio, qod)
                geom = '"geometry":{}'.format(
                    json.dumps(feature(tile, precision=6)["geometry"]))
                out.write('{}{{"type":"Feature",{},{}}}'.format(
                    "," if not first else "", geom, prop))
                first = False
            else:
                out.write("{},{},{}\t\t{:.1f}\t\t{:.1f}{}".format(
                    x, y, z, fg_ratio, qod, os.linesep))

    if args.mode == "list":
        if args.geojson:
            out.write("]}")
        out.close()

    base_url = args.web_ui_base_url if args.web_ui_base_url else "./"

    if args.mode == "side" and args.web_ui:
        template = "compare.html" if not args.web_ui_template else args.web_ui_template
        web_ui(args.out, base_url, None, tiles_compare, args.ext, template)

    if args.mode == "stack" and args.web_ui:
        template = "leaflet.html" if not args.web_ui_template else args.web_ui_template
        tiles = [tile for tile, _ in tiles_from_slippy_map(args.images[0])]
        web_ui(args.out, base_url, tiles, tiles_compare, args.ext, template)