android_frameworks_base/tools/fonts/update_font_metadata.py
Kohsuke Yatoh bc7182206b Integration test for updatable system font.
This test:
(1) signs a font file with the test key.
(2) side-loads the test cert to the device under test.
(3) verifies that the signed font file can be installed.

The device must be rootable for doing step (2).

Bug: 176939176
Test: atest UpdatableSystemFontTest
Change-Id: I7a9b614aa3c77589c3495b663cb76056ba657006
2021-02-01 13:57:19 -08:00

28 lines
844 B
Python
Executable File

#!/usr/bin/env python
import argparse
from fontTools import ttLib
def update_font_revision(font, revisionSpec):
if revisionSpec.startswith('+'):
font['head'].fontRevision += float(revisionSpec[1:])
else:
font['head'].fontRevision = float(revisionSpec)
def main():
args_parser = argparse.ArgumentParser(description='Update font file metadata')
args_parser.add_argument('--input', help='Input otf/ttf font file.')
args_parser.add_argument('--output', help='Output file for updated font file.')
args_parser.add_argument('--revision', help='Updated font revision. Use + to update revision based on the current revision')
args = args_parser.parse_args()
font = ttLib.TTFont(args.input)
update_font_revision(font, args.revision)
font.save(args.output)
if __name__ == "__main__":
main()