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* examples/readtoc.py:

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Update to work on my desktop.
This commit is contained in:
Thomas Vander Stichele
2009-05-01 09:18:21 +00:00
parent 4367038f6c
commit 0a5269b2bf
2 changed files with 31 additions and 12 deletions
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5
ChangeLog
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@@ -1,3 +1,8 @@
2009-05-01 Thomas Vander Stichele <thomas at apestaart dot org>
* examples/readtoc.py:
Update to work on my desktop.
2009-05-01 Thomas Vander Stichele <thomas at apestaart dot org>
* morituri/common/task.py:

38
examples/readtoc.py
View File

@@ -6,13 +6,13 @@ import os
import subprocess
import tempfile
from morituri.common import task
from morituri.common import task, log
from morituri.image import toc
from morituri.extern import asyncsub
states = ['START', 'TRACK', 'LEADOUT', 'DONE']
_ANALYZING_RE = re.compile(r'^Analyzing track (\d+).*')
_ANALYZING_RE = re.compile(r'^Analyzing track (?P<track>\d+).*')
_TRACK_RE = re.compile(r"""
^(?P<track>[\d\s]{2})\s+ # Track
\w+\s+ # Mode
@@ -71,6 +71,7 @@ class ReadTOCTask(task.Task):
def _read(self, runner):
ret = self._popen.recv_err()
self.log(ret)
if not ret:
# could be finished now
self.runner.schedule(1.0, self._poll, runner)
@@ -80,16 +81,22 @@ class ReadTOCTask(task.Task):
# find counter in LEADOUT state
if self._buffer and self._state == 'LEADOUT':
# split on lines that end in \r, which reset cursor to counter start
# this misses the first one, but that's ok:
# length 03:40:71...\n00:01:00
times = self._buffer.split('\r')
position = ""
while len(position) != 8:
while times and len(position) != 8:
position = times.pop()
frame = self._starts[self._track - 1] \
+ int(position[0:2]) * 60 * 75 \
+ int(position[3:5]) * 75 \
+ int(position[6:8])
self.setProgress(float(frame) / self._frames)
# we need both a position reported and an Analyzing line
# to have been parsed to report progress
if position and self._track is not None:
frame = self._starts[self._track - 1] or 0 \
+ int(position[0:2]) * 60 * 75 \
+ int(position[3:5]) * 75 \
+ int(position[6:8])
self.setProgress(float(frame) / self._frames)
# parse buffer into lines if possible, and parse them
if "\n" in self._buffer:
@@ -101,6 +108,7 @@ class ReadTOCTask(task.Task):
else:
self._buffer = ""
for line in lines:
self.log('Parsing %s', line)
if line.startswith('ERROR:'):
self._errors.append(line)
@@ -138,8 +146,10 @@ class ReadTOCTask(task.Task):
getattr(self, methodName)(line)
def _parse_START(self, line):
if line.startswith('Track'):
self.debug('Found possible track line')
if line == "Track Mode Flags Start Length":
#print 'Found track line'
self.debug('Found track line, moving to TRACK state')
self._state = 'TRACK'
def _parse_TRACK(self, line):
@@ -150,20 +160,23 @@ class ReadTOCTask(task.Task):
if m:
self._tracks = int(m.group('track'))
self._starts.append(int(m.group('start')))
self.debug('Found track %d', self._tracks)
m = _LEADOUT_RE.search(line)
if m:
self.debug('Found leadout line, moving to LEADOUT state')
self._state = 'LEADOUT'
self._frames = int(m.group('start'))
self.debug('Found leadout at offset %r', self._frames)
self.info('%d tracks found', self._tracks)
return
self._tracks = int(line[:2])
#print '%d tracks found' % self._tracks
def _parse_LEADOUT(self, line):
m = _ANALYZING_RE.search(line)
if m:
track = int(m.expand('\\1'))
self.debug('Found analyzing line')
track = int(m.group('track'))
self.description = 'Analyzing track %d...' % track
self._track = track
#self.setProgress(float(track - 1) / self._tracks)
@@ -171,6 +184,7 @@ class ReadTOCTask(task.Task):
def main():
log.init()
runner = task.SyncRunner()
t = ReadTOCTask()
runner.run(t)