seiichiro/n900-encode
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Merge branch 'feat-py3support' into develop

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seiichiro 2012-02-22 19:33:12 +01:00
commit e948e11177
1 changed files with 38 additions and 28 deletions
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n900-encode.py
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@ -32,14 +32,22 @@ _ffbin = None # ffmpeg binary, if set to None it is searched in your $PATH
# Main Program, no changes needed below this line # Main Program, no changes needed below this line
########################################################################################### ###########################################################################################
# Global Variables
mda = None
mdv = None
afifo = None
vfifo = None
# Main Function
def main(argv): def main(argv):
"""Main Function, cli argument processing and checking""" """Main Function, cli argument processing and checking"""
# CLI Argument Processing # CLI Argument Processing
try: try:
opts, args = getopt.getopt(argv, "i:o:m:v:a:t:hf", ["input=", "output=", "mpopts=", "abitrate=", "vbitrate=", "threads=", "help", "force-overwrite"]) opts, args = getopt.getopt(argv, "i:o:m:v:a:t:hf", ["input=", "output=", "mpopts=", "abitrate=", "vbitrate=", "threads=", "help", "force-overwrite"])
except getopt.GetoptError, err: except getopt.GetoptError as err:
print str(err) printi(str(err))
usage() usage()
input = None input = None
@ -75,7 +83,7 @@ def main(argv):
else: else:
mpbin = progpath("mplayer") mpbin = progpath("mplayer")
if mpbin == None: if mpbin == None:
print "Error: mplayer not found in PATH and no binary given, Aborting!" print("Error: mplayer not found in PATH and no binary given, Aborting!")
sys.exit(1) sys.exit(1)
global ffbin global ffbin
@ -85,19 +93,19 @@ def main(argv):
else: else:
ffbin = progpath("ffmpeg") ffbin = progpath("ffmpeg")
if ffbin == None: if ffbin == None:
print "Error: ffmpeg not found in PATH and no binary given, Aborting!" print( "Error: ffmpeg not found in PATH and no binary given, Aborting!")
sys.exit(1) sys.exit(1)
# Check input and output files # Check input and output files
if not os.path.isfile(input): if not os.path.isfile(input):
print "Error: input file is not a valid File or doesn't exist" print("Error: input file is not a valid File or doesn't exist")
sys.exit(2) sys.exit(2)
if os.path.isfile(output): if os.path.isfile(output):
if overwrite: if overwrite:
os.remove(output) os.remove(output)
else: else:
print "Error: output file " + output + " already exists, force overwrite with -f" print("Error: output file " + output + " already exists, force overwrite with -f")
sys.exit(1) sys.exit(1)
# Start Processing # Start Processing
@ -124,7 +132,7 @@ def calculate(input):
m = s.search(mp[0]) m = s.search(mp[0])
orig_height = m.group(1) orig_height = m.group(1)
except: except:
print "Error: unable to identify source video, exiting!" print("Error: unable to identify source video, exiting!")
sys.exit(2) sys.exit(2)
# Calculate output resolution # Calculate output resolution
@ -211,14 +219,14 @@ def convert(input, output, res, abitrate, vbitrate, threads, mpopts):
mdv = subprocess.Popen(mpvideodec, stdout=None, stderr=None) mdv = subprocess.Popen(mpvideodec, stdout=None, stderr=None)
mda = subprocess.Popen(mpaudiodec, stdout=None, stderr=None) mda = subprocess.Popen(mpaudiodec, stdout=None, stderr=None)
except: except:
print "Error: Starting decoding threads failed!" print("Error: Starting decoding threads failed!")
sys.exit(3) sys.exit(3)
# Start ffmpeg encoding process in foreground # Start ffmpeg encoding process in foreground
try: try:
subprocess.check_call(ffmenc) subprocess.check_call(ffmenc)
except subprocess.CalledProcessError: except subprocess.CalledProcessError:
print "Error: Encoding thread failed!" print("Error: Encoding thread failed!")
sys .exit(4) sys .exit(4)
@ -238,31 +246,33 @@ def cleanup():
# Cleanup # Cleanup
try: try:
if (mda != None):
os.kill(mda.pid()) os.kill(mda.pid())
if (mdv != None):
os.kill(mdv.pid()) os.kill(mdv.pid())
finally: finally:
try: if (afifo != None):
os.remove(afifo) os.remove(afifo)
if (vfifo != None):
os.remove(vfifo) os.remove(vfifo)
finally: os._exit(0)
sys.exit(0)
def usage(): def usage():
"""Print avaiable commandline arguments""" """Print avaiable commandline arguments"""
print "This is n900-encode.py (C) 2010 Stefan Brand <seiichiro0185 AT tol DOT ch>" print("This is n900-encode.py (C) 2010 Stefan Brand <seiichiro0185 AT tol DOT ch>")
print "Usage:" print("Usage:")
print " n900-encode.py --input <file> [opts]\n" print(" n900-encode.py --input <file> [opts]\n")
print "Options:" print("Options:")
print " --input <file> [-i]: Video to Convert" print(" --input <file> [-i]: Video to Convert")
print " --output <file> [-o]: Name of the converted Video" print(" --output <file> [-o]: Name of the converted Video")
print " --mpopts \"<opts>\" [-m]: Additional options for mplayer (eg -sid 1 or -aid 1) Must be enclosed in \"\"" print(" --mpopts \"<opts>\" [-m]: Additional options for mplayer (eg -sid 1 or -aid 1) Must be enclosed in \"\"")
print " --abitrate <br> [-a]: Audio Bitrate in KBit/s" print(" --abitrate <br> [-a]: Audio Bitrate in KBit/s")
print " --vbitrate <br> [-v]: Video Bitrate in kBit/s" print(" --vbitrate <br> [-v]: Video Bitrate in kBit/s")
print " --threads <num> [-t]: Use <num> Threads to encode" print(" --threads <num> [-t]: Use <num> Threads to encode")
print " --force-overwrite [-f]: Overwrite output-file if existing" print(" --force-overwrite [-f]: Overwrite output-file if existing")
print " --help [-h]: Print this Help" print(" --help [-h]: Print this Help")
sys.exit(0) os._exit(0)
# Start the Main Function # Start the Main Function
@ -277,5 +287,5 @@ if __name__ == "__main__":
if len(sys.argv) > 1: if len(sys.argv) > 1:
main(sys.argv[1:]) main(sys.argv[1:])
else: else:
print "Error: You have to give an input file at least!" print("Error: You have to give an input file at least!")
usage() usage()