* morituri/image/cue.py:
* morituri/image/image.py: * morituri/image/table.py: * morituri/program/cdparanoia.py: * morituri/test/test_image_cue.py: Move to using a shared IndexTable for everything. Sadly mixed with a MultiTask rename.
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@@ -32,6 +32,8 @@ import gst
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from morituri.common import task, checksum, log
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from morituri.image import cue, table
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from morituri.test import common
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class Image(object, log.Loggable):
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"""
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@ivar table: The Table of Contents for this image.
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@@ -47,6 +49,7 @@ class Image(object, log.Loggable):
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self.cue.parse()
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self._offsets = [] # 0 .. trackCount - 1
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self._lengths = [] # 0 .. trackCount - 1
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self.table = None
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def getRealPath(self, path):
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@@ -60,6 +63,7 @@ class Image(object, log.Loggable):
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Do initial setup, like figuring out track lengths, and
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constructing the Table of Contents.
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"""
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self.debug('setup image start')
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verify = ImageVerifyTask(self)
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self.debug('verifying image')
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runner.run(verify)
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@@ -69,7 +73,7 @@ class Image(object, log.Loggable):
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# CD's have a standard lead-in time of 2 seconds;
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# checksums that use it should add it there
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offset = self.cue.tracks[0].getIndex(1)[0]
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offset = self.cue.tracks[0].getIndex(1).relative
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tracks = []
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@@ -77,14 +81,21 @@ class Image(object, log.Loggable):
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length = self.cue.getTrackLength(self.cue.tracks[i])
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if length == -1:
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length = verify.lengths[i + 1]
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tracks.append(table.Track(i + 1, offset, offset + length - 1))
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t = table.ITTrack(i + 1, audio=True)
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tracks.append(t)
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# FIXME: this probably only works for non-compliant .CUE files
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# where pregap is put at end of previous file
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t.index(1, absolute=offset, path=self.cue.tracks[i].getIndex(1).path,
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relative=0)
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offset += length
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self.table = table.Table(tracks)
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self.table = table.IndexTable(tracks)
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self.table.leadout = offset
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self.debug('setup image done')
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class AccurateRipChecksumTask(task.MultiTask):
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class AccurateRipChecksumTask(task.MultiSeparateTask):
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"""
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I calculate the AccurateRip checksums of all tracks.
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"""
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@@ -96,22 +107,22 @@ class AccurateRipChecksumTask(task.MultiTask):
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cue = image.cue
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self.checksums = []
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self.debug('Checksumming %d tracks' % len(cue.tracks))
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for trackIndex, track in enumerate(cue.tracks):
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index = track._indexes[1]
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index = track.indexes[1]
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length = cue.getTrackLength(track)
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file = index[1]
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offset = index[0]
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self.debug('track %d has length %d' % (trackIndex + 1, length))
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path = image.getRealPath(file.path)
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path = image.getRealPath(index.path)
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checksumTask = checksum.AccurateRipChecksumTask(path,
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trackNumber=trackIndex + 1, trackCount=len(cue.tracks),
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frameStart=offset * checksum.SAMPLES_PER_FRAME,
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frameStart=index.relative * checksum.SAMPLES_PER_FRAME,
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frameLength=length * checksum.SAMPLES_PER_FRAME)
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self.addTask(checksumTask)
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def stop(self):
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self.checksums = [t.checksum for t in self.tasks]
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task.MultiTask.stop(self)
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task.MultiSeparateTask.stop(self)
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class AudioLengthTask(task.Task):
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"""
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@@ -151,7 +162,7 @@ class AudioLengthTask(task.Task):
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self.stop()
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class ImageVerifyTask(task.MultiTask):
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class ImageVerifyTask(task.MultiSeparateTask):
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"""
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I verify a disk image and get the necessary track lengths.
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"""
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@@ -167,13 +178,11 @@ class ImageVerifyTask(task.MultiTask):
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for trackIndex, track in enumerate(cue.tracks):
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self.debug('verifying track %d', trackIndex + 1)
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index = track._indexes[1]
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offset = index[0]
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index = track.indexes[1]
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length = cue.getTrackLength(track)
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file = index[1]
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if length == -1:
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path = image.getRealPath(file.path)
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path = image.getRealPath(index.path)
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self.debug('schedule scan of audio length of %s', path)
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taskk = AudioLengthTask(path)
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self.addTask(taskk)
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@@ -184,13 +193,12 @@ class ImageVerifyTask(task.MultiTask):
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def stop(self):
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for trackIndex, track, taskk in self._tasks:
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# print '%d has length %d' % (trackIndex, taskk.length)
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index = track._indexes[1]
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offset = index[0]
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index = track.indexes[1]
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assert taskk.length % checksum.SAMPLES_PER_FRAME == 0
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end = taskk.length / checksum.SAMPLES_PER_FRAME
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self.lengths[trackIndex] = end - offset
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self.lengths[trackIndex] = end - index.relative
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task.MultiTask.stop(self)
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task.MultiSeparateTask.stop(self)
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# FIXME: move this method to a different module ?
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def getAccurateRipResponses(data):
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