chromium/get_free_ffmpeg_source_files.py

74 lines
2.8 KiB
Python
Executable File

#!/usr/bin/python
# Copyright 2015 Tomas Popela <tpopela@redhat.com>
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
import sys
import re
def append_sources (input_sources, output_sources):
# Get the source files.
source_files = re.findall(r"\"(.*?)\"", input_sources)
output_sources += source_files
def parse_sources(input_sources, output_sources, arch_not_arm):
# Get the type of sources in one group and sources itself in the other one.
blocks = re.findall(r"(ffmpeg[^\s]*).*?\[(.*?)]", input_sources, re.DOTALL)
for block in blocks:
if (arch_not_arm):
if not 'ffmpeg_gas_sources' in block[0]:
append_sources (block[1], output_sources)
else:
append_sources (block[1], output_sources)
def parse_ffmpeg_gyni_file(gyni_path, arch_not_arm):
with open(gyni_path, "r") as input_file:
content = input_file.read().replace('\n', '')
output_sources = []
# Get all the sections.
sections = re.findall(r"if (.*?})", content, re.DOTALL)
for section in sections:
# Get all the conditions (first group) and sources (second group)for the
# current section.
blocks = re.findall(r"(\(.*?\))\s\{(.*?)\}", section, re.DOTALL)
for block in blocks:
conditions = re.findall(r"\(?\((.*?)\)", block[0])
for condition in conditions:
limitations = ['is_linux', 'ffmpeg_branding == "Chromium"']
if all(limitation in condition for limitation in limitations):
if (arch_not_arm):
if ('x64' in condition) or ('x86' in condition):
parse_sources (block[1], output_sources, arch_not_arm)
else:
parse_sources (block[1], output_sources, arch_not_arm)
print ' '.join(output_sources)
if __name__ == "__main__":
path = "%s/third_party/ffmpeg/ffmpeg_generated.gni" % sys.argv[1]
parse_ffmpeg_gyni_file (path, False if sys.argv[2] == "0" else True)