From 076644b879a635c70f1e91f58680e0bd4f41d7f8 Mon Sep 17 00:00:00 2001
From: Thomas Vander Stichele <thomas (at) apestaart (dot) org>
Date: Sat, 2 May 2009 09:27:14 +0000
Subject: [PATCH] 	* morituri/common/task.py: 	*
 morituri/image/image.py: 	  Add some debugging.

---
 ChangeLog               |  6 ++++++
 morituri/common/task.py |  3 +++
 morituri/image/image.py | 25 +++++++++++++++++--------
 3 files changed, 26 insertions(+), 8 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 0239ccc..10380e3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2009-05-02  Thomas Vander Stichele  <thomas at apestaart dot org>
+
+	* morituri/common/task.py:
+	* morituri/image/image.py:
+	  Add some debugging.
+
 2009-05-01  Thomas Vander Stichele  <thomas at apestaart dot org>
 
 	* examples/readhtoa.py (added):
diff --git a/morituri/common/task.py b/morituri/common/task.py
index 2219827..d1890b3 100644
--- a/morituri/common/task.py
+++ b/morituri/common/task.py
@@ -143,6 +143,7 @@ class BaseMultiTask(Task):
         # start next task
         task = self.__tasks[0]
         del self.__tasks[0]
+        self.debug('BaseMultiTask.next(): starting task %r', task)
         self._task += 1
         self.setDescription("%s (%d of %d) ..." % (
             self._generic, self._task, len(self.tasks)))
@@ -172,9 +173,11 @@ class MultiTask(BaseMultiTask):
     """
 
     def start(self, runner):
+        self.debug('MultiTask.start()')
         BaseMultiTask.start(self, runner)
 
     def next(self):
+        self.debug('MultiTask.next()')
         # start next task
         self.progress = 0.0 # reset progress for each task
         BaseMultiTask.next(self)
diff --git a/morituri/image/image.py b/morituri/image/image.py
index 693bb64..f81051e 100644
--- a/morituri/image/image.py
+++ b/morituri/image/image.py
@@ -29,10 +29,15 @@ import struct
 
 import gst
 
-from morituri.common import task, checksum
+from morituri.common import task, checksum, log
 from morituri.image import cue, table
 
-class Image:
+class Image(object, log.Loggable):
+    """
+    @ivar table: The Table of Contents for this image.
+    @type table: L{table.Table}
+    """
+
     def __init__(self, path):
         """
         @param path: .cue path
@@ -42,6 +47,7 @@ class Image:
         self.cue.parse()
         self._offsets = [] # 0 .. trackCount - 1
         self._lengths = [] # 0 .. trackCount - 1
+        self.table = None
 
     def getRealPath(self, path):
         """
@@ -51,10 +57,13 @@ class Image:
 
     def setup(self, runner):
         """
-        Do initial setup, like figuring out track lengths.
+        Do initial setup, like figuring out track lengths, and
+        constructing the Table of Contents.
         """
         verify = ImageVerifyTask(self)
+        self.debug('verifying image')
         runner.run(verify)
+        self.debug('verified image')
 
         # calculate offset and length for each track
 
@@ -116,10 +125,6 @@ class AudioLengthTask(task.Task):
     def __init__(self, path):
         self._path = path
 
-    def debug(self, *args, **kwargs):
-        return
-        print args, kwargs
-
     def start(self, runner):
         task.Task.start(self, runner)
         self._pipeline = gst.parse_launch('''
@@ -140,7 +145,7 @@ class AudioLengthTask(task.Task):
         if format == gst.FORMAT_BYTES:
             self.debug('query returned in BYTES format')
             length /= 4
-        self.debug('total length', length)
+        self.debug('total length: %d', length)
         self.length = length
         self._pipeline.set_state(gst.STATE_NULL)
         
@@ -161,6 +166,7 @@ class ImageVerifyTask(task.MultiTask):
         self.lengths = {}
 
         for trackIndex, track in enumerate(cue.tracks):
+            self.debug('verifying track %d', trackIndex + 1)
             index = track._indexes[1]
             offset = index[0]
             length = cue.getTrackLength(track)
@@ -168,9 +174,12 @@ class ImageVerifyTask(task.MultiTask):
 
             if length == -1:
                 path = image.getRealPath(file.path)
+                self.debug('schedule scan of audio length of %s', path)
                 taskk = AudioLengthTask(path)
                 self.addTask(taskk)
                 self._tasks.append((trackIndex + 1, track, taskk))
+            else:
+                self.debug('track %d has length %d', trackIndex + 1, length)
 
     def stop(self):
         for trackIndex, track, taskk in self._tasks: