Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(428)

Unified Diff: webrtc/tools/barcode_tools/barcode_encoder.py

Issue 2736233003: PyLint fixes for tools-webrtc and webrtc/tools (Closed)
Patch Set: Restore one mistake Created 3 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: webrtc/tools/barcode_tools/barcode_encoder.py
diff --git a/webrtc/tools/barcode_tools/barcode_encoder.py b/webrtc/tools/barcode_tools/barcode_encoder.py
index 3a8f35499daee1a2af828724f8a5d2bc26616b2b..157630031b0f53e6967843098f95ff44d880d768 100755
--- a/webrtc/tools/barcode_tools/barcode_encoder.py
+++ b/webrtc/tools/barcode_tools/barcode_encoder.py
@@ -17,7 +17,7 @@ _DEFAULT_BARCODE_WIDTH = 352
_DEFAULT_BARCODES_FILE = 'barcodes.yuv'
-def generate_upca_barcodes(number_of_barcodes, barcode_width, barcode_height,
+def GenerateUpcaBarcodes(number_of_barcodes, barcode_width, barcode_height,
output_directory='.',
path_to_zxing='zxing-read-only'):
oprypin_webrtc 2017/03/09 08:41:49 Misaligned
kjellander_webrtc 2017/03/09 08:58:14 Done.
"""Generates UPC-A barcodes.
@@ -39,7 +39,7 @@ def generate_upca_barcodes(number_of_barcodes, barcode_width, barcode_height,
(bool): True if the conversion is successful.
"""
base_file_name = os.path.join(output_directory, "barcode_")
- jars = _form_jars_string(path_to_zxing)
+ jars = _FormJarsString(path_to_zxing)
command_line_encoder = 'com.google.zxing.client.j2se.CommandLineEncoder'
barcode_width = str(barcode_width)
barcode_height = str(barcode_height)
@@ -64,7 +64,7 @@ def generate_upca_barcodes(number_of_barcodes, barcode_width, barcode_height,
return not errors
-def convert_png_to_yuv_barcodes(input_directory='.', output_directory='.'):
+def ConvertPngToYuvBarcodes(input_directory='.', output_directory='.'):
"""Converts PNG barcodes to YUV barcode images.
This function reads all the PNG files from the input directory which are in
@@ -79,11 +79,11 @@ def convert_png_to_yuv_barcodes(input_directory='.', output_directory='.'):
(bool): True if the conversion was without errors.
"""
return helper_functions.perform_action_on_all_files(
- input_directory, 'barcode_', 'png', 0, _convert_to_yuv_and_delete,
+ input_directory, 'barcode_', 'png', 0, _ConvertToYuvAndDelete,
output_directory=output_directory, pattern='barcode_')
-def _convert_to_yuv_and_delete(output_directory, file_name, pattern):
+def _ConvertToYuvAndDelete(output_directory, file_name, pattern):
"""Converts a PNG file to a YUV file and deletes the PNG file.
Args:
@@ -116,7 +116,7 @@ def _convert_to_yuv_and_delete(output_directory, file_name, pattern):
return True
-def combine_yuv_frames_into_one_file(output_file_name, input_directory='.'):
+def CombineYuvFramesIntoOneFile(output_file_name, input_directory='.'):
"""Combines several YUV frames into one YUV video file.
The function combines the YUV frames from input_directory into one YUV video
@@ -132,12 +132,12 @@ def combine_yuv_frames_into_one_file(output_file_name, input_directory='.'):
"""
output_file = open(output_file_name, "wb")
success = helper_functions.perform_action_on_all_files(
- input_directory, 'barcode_', 'yuv', 0, _add_to_file_and_delete,
+ input_directory, 'barcode_', 'yuv', 0, _AddToFileAndDelete,
output_file=output_file)
output_file.close()
return success
-def _add_to_file_and_delete(output_file, file_name):
+def _AddToFileAndDelete(output_file, file_name):
"""Adds the contents of a file to a previously opened file.
Args:
@@ -159,9 +159,9 @@ def _add_to_file_and_delete(output_file, file_name):
return True
-def _overlay_barcode_and_base_frames(barcodes_file, base_file, output_file,
- barcodes_component_sizes,
- base_component_sizes):
+def _OverlayBarcodeAndBaseFrames(barcodes_file, base_file, output_file,
+ barcodes_component_sizes,
+ base_component_sizes):
"""Overlays the next YUV frame from a file with a barcode.
Args:
@@ -201,8 +201,8 @@ def _overlay_barcode_and_base_frames(barcodes_file, base_file, output_file,
return True
-def overlay_yuv_files(barcode_width, barcode_height, base_width, base_height,
- barcodes_file_name, base_file_name, output_file_name):
+def OverlayYuvFiles(barcode_width, barcode_height, base_width, base_height,
+ barcodes_file_name, base_file_name, output_file_name):
"""Overlays two YUV files starting from the upper left corner of both.
Args:
@@ -230,7 +230,7 @@ def overlay_yuv_files(barcode_width, barcode_height, base_width, base_height,
data_left = True
while data_left:
- data_left = _overlay_barcode_and_base_frames(barcodes_file, base_file,
+ data_left = _OverlayBarcodeAndBaseFrames(barcodes_file, base_file,
output_file,
barcodes_component_sizes,
base_component_sizes)
oprypin_webrtc 2017/03/09 08:41:49 Misaligned
kjellander_webrtc 2017/03/09 08:58:14 Done.
@@ -240,7 +240,7 @@ def overlay_yuv_files(barcode_width, barcode_height, base_width, base_height,
output_file.close()
-def calculate_frames_number_from_yuv(yuv_width, yuv_height, file_name):
+def CalculateFramesNumberFromYuv(yuv_width, yuv_height, file_name):
"""Calculates the number of frames of a YUV video.
Args:
@@ -258,7 +258,7 @@ def calculate_frames_number_from_yuv(yuv_width, yuv_height, file_name):
return int(file_size/frame_size) # Should be int anyway
-def _form_jars_string(path_to_zxing):
+def _FormJarsString(path_to_zxing):
"""Forms the the Zxing core and javase jars argument.
Args:
@@ -273,7 +273,7 @@ def _form_jars_string(path_to_zxing):
delimiter = ';'
return javase_jar + delimiter + core_jar
-def _parse_args():
+def _ParseArgs():
"""Registers the command-line options."""
usage = "usage: %prog [options]"
parser = optparse.OptionParser(usage=usage)
@@ -320,7 +320,7 @@ def _parse_args():
return options
-def _main():
+def main():
"""The main function.
A simple invocation will be:
@@ -329,7 +329,7 @@ def _main():
--base_yuv=<path_and_name_of_base_file>
--output_yuv=<path and name_of_output_file>
"""
- options = _parse_args()
+ options = _ParseArgs()
# The barcodes with will be different than the base frame width only if
# explicitly specified at the command line.
if options.barcode_width == _DEFAULT_BARCODE_WIDTH:
@@ -342,24 +342,24 @@ def _main():
# Calculate the number of barcodes - it is equal to the number of frames in
# the base file.
- number_of_barcodes = calculate_frames_number_from_yuv(
+ number_of_barcodes = CalculateFramesNumberFromYuv(
options.base_frame_width, options.base_frame_height, options.base_yuv)
script_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
zxing_dir = os.path.join(script_dir, 'third_party', 'zxing')
# Generate barcodes - will generate them in PNG.
- generate_upca_barcodes(number_of_barcodes, options.barcode_width,
+ GenerateUpcaBarcodes(number_of_barcodes, options.barcode_width,
options.barcode_height,
output_directory=options.png_barcodes_output_dir,
path_to_zxing=zxing_dir)
# Convert the PNG barcodes to to YUV format.
- convert_png_to_yuv_barcodes(options.png_barcodes_input_dir,
+ ConvertPngToYuvBarcodes(options.png_barcodes_input_dir,
options.yuv_barcodes_output_dir)
# Combine the YUV barcodes into one YUV file.
- combine_yuv_frames_into_one_file(options.barcodes_yuv,
+ CombineYuvFramesIntoOneFile(options.barcodes_yuv,
input_directory=options.yuv_frames_input_dir)
# Overlay the barcodes over the base file.
- overlay_yuv_files(options.barcode_width, options.barcode_height,
+ OverlayYuvFiles(options.barcode_width, options.barcode_height,
options.base_frame_width, options.base_frame_height,
options.barcodes_yuv, options.base_yuv, options.output_yuv)
oprypin_webrtc 2017/03/09 08:41:49 Misaligned here and above
kjellander_webrtc 2017/03/09 08:58:13 Done.
@@ -369,4 +369,4 @@ def _main():
if __name__ == '__main__':
- sys.exit(_main())
+ sys.exit(main())

Powered by Google App Engine
This is Rietveld 408576698