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Autodetect endianness on export #16

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merged 1 commit into from
Nov 14, 2024
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Autodetect endianness on export #16

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24 changes: 21 additions & 3 deletions raviewer/__main__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,9 +12,9 @@
import logging
from .src.core import (get_displayable, load_image, parse_image)
from .src.utils import save_image_as_file
from .image.color_format import AVAILABLE_FORMATS
from .image.color_format import AVAILABLE_FORMATS, Endianness
from .gui.gui_init import AppInit
from .format_recognition.detect import classify_top1, predict_resolution
from .format_recognition.detect import classify_top1, classify_all, predict_resolution
from tests import test_formats


Expand Down Expand Up @@ -66,7 +66,17 @@ def run(file_path, width, height, color_format, export, args):
color_format, _ = classify_top1(img)
if width == 0:
width, _ = predict_resolution(img, color_format)[0]
img = parse_image(img.data_buffer, color_format, width)
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if args["endianness"] == 'auto':
predictions, endianness = classify_all(img)
endianness = Endianness[endianness]
elif args["endianness"] == 'little':
endianness = Endianness.LITTLE_ENDIAN
else:
endianness = Endianness.BIG_ENDIAN

img = parse_image(img.data_buffer, color_format, width,
endianness.value)
if height < 1: height = img.height
save_image_as_file(get_displayable(img, height), export)

Expand Down Expand Up @@ -122,6 +132,14 @@ def main():
default=False,
help="Turn on/off debug mode")

parser.add_argument(
"--endianness",
choices=['little', 'big', 'auto'],
default='little',
help=
"Set endianness. little (default), big or auto (automatically calculated)"
),

args = vars(parser.parse_args())

if isinstance(args["FILE_PATH"], str):
Expand Down
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