501e8aac48
After the events happened recently in the management of the FSF, I decided that it is safer to not rely on the good faith of other people, so I decided to allow distribution of Devede only under the current GPLv3 license, and not allow other, still unknown, future versions of the license.
62 lines
2 KiB
Python
62 lines
2 KiB
Python
#!/usr/bin/env python3
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# Copyright 2014 (C) Raster Software Vigo (Sergio Costas)
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#
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# This file is part of DeVeDe-NG
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#
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# DeVeDe-NG is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License.
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#
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# DeVeDe-NG is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>
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import devedeng.executor
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import subprocess
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class avbase(devedeng.executor.executor):
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def check_version(self, cmd):
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try:
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handle = subprocess.Popen(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(stdout, stderr) = handle.communicate()
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if 0 != handle.wait():
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return False
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except:
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return False
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self.check_version_txt(stdout)
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def check_version_txt(self, vtext):
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self.major_version = 0
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self.minor_version = 0
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for line in vtext:
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if not isinstance(line, str):
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continue
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if (line.startswith("avconv version")):
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pos1 = line.find('.', 15)
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pos2 = line.find('-', 15)
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if (pos2 == -1):
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return False
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try:
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if (pos1 == -1):
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major = int(line[15:pos2].strip())
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minor = 0
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else:
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major = int(line[15:pos1].strip())
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minor = int(line[pos1 + 1:pos2].strip())
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except:
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return False
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self.major_version = major
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self.minor_version = minor
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return True
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return False
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