def writeFile(self, filename, stream, offset, size):
# Create directory (only on first call)
if not self.mkdir:
self.createDirectory()
self.mkdir = True
# Create output file
filename = path.join(self.directory, filename)
output = FileOutputStream(filename)
# Write output
try:
output.copyBytesFrom(stream, offset, size // 8)
except StreamError as err:
error("copyBytesFrom() error: %s" % err)
return filename
def stripEditor(editor, filename, level, verbose):
cls = editor.input.__class__
try:
stripper_cls = strippers[cls]
except KeyError:
print("Don't have stripper for file type: %s" % editor.description)
return False
stripper = stripper_cls(editor, level, verbose)
if stripper():
output = FileOutputStream(filename)
with output:
editor.writeInto(output)
size = stripper.stripped_bytes
if size:
percent = "%.1f%%" % (float(size) * 100 / editor.input.size)
if size % 8 and size < 128:
print("Remove %u.%u bytes (%s)" %
(size // 8, size % 8, percent))
else:
print("Remove %s (%s)" % (humanFilesize(size // 8), percent))
print("Save new file into %s" % filename)
else:
print("Stripper doesn't touch the file")
return True
def main():
if len(argv) != 2:
print("usage: %s video.flv" % argv[0], file=stderr)
exit(1)
# Open input video
inputname = argv[1]
parser = createParser(inputname)
if parser["audio[0]/codec"].value != AUDIO_CODEC_MP3:
print("Unknown audio codec: %s" % parser["audio[0]/codec"].display,
file=stderr)
# Extract audio
print("Extractor audio from: %s" % inputname)
outputname = inputname + ".mp3"
output = FileOutputStream(outputname)
for chunk in parser.array("audio"):
data = chunk["music_data"]
output.copyBitsFrom(data.parent.stream, data.absolute_address,
data.size, data.parent.endian)
print("Write audio into: %s" % outputname)
def write(self, path, data, offset):
if path == "/.command/writeInto":
if self.readonly:
return -errno.EACCES
try:
data = data.strip(" \t\r\n\0")
filename = unicode(data, self.fs_charset)
except UnicodeDecodeError:
log.info("writeInto(): unicode error!")
return 0
log.info("writeInto(%s)" % filename)
stream = FileOutputStream(filename)
self.hachoir.writeInto(stream)
return len(data)
def saveInto(self, filename):
output = FileOutputStream(filename)
self.editor.writeInto(output)
def writeIntoFile(fieldset, filename):
output = FileOutputStream(filename)
with output:
fieldset.writeInto(output)