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Kovid Goyal 2014-03-28 13:21:57 +05:30
parent 00038f3207
commit a06e0036f1
1 changed files with 3 additions and 3 deletions
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src/calibre/ebooks/mobi/writer8/tbs.py
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@ -11,7 +11,7 @@ DOC = '''
Trailing Byte Sequences contain information about which index entries touch a Trailing Byte Sequences contain information about which index entries touch a
particular text record. Every text records has a set of trailing byte particular text record. Every text records has a set of trailing byte
sequences. In order to figure out the sequence for a given text record, you sequences. In order to figure out the sequence for a given text record, you
have to first calculate all the indices that start, end, span and anre have to first calculate all the indices that start, end, span and are
contained within that text record. Then arrange the indices into 'strands', contained within that text record. Then arrange the indices into 'strands',
where each strand is a hierarchical progression from the top level index down. where each strand is a hierarchical progression from the top level index down.
For the exact algorithm, see separate_strands(). The strands are then encoded For the exact algorithm, see separate_strands(). The strands are then encoded
@ -60,7 +60,7 @@ def populate_strand(parent, entries):
children = [c for c in entries if c.parent == entry.index] children = [c for c in entries if c.parent == entry.index]
if children: if children:
siblings += populate_strand(entry, entries) siblings += populate_strand(entry, entries)
break # Cannot add more siblings, as we have added children break # Cannot add more siblings, as we have added children
else: else:
siblings.append(entry) siblings.append(entry)
ans += siblings ans += siblings
@ -176,7 +176,7 @@ def sequences_to_bytes(sequences):
flag_size = 3 flag_size = 3
for val, extra in sequences: for val, extra in sequences:
ans.append(encode_tbs(val, extra, flag_size)) ans.append(encode_tbs(val, extra, flag_size))
flag_size = 4 # only the first sequence has flag size 3 as all flag_size = 4 # only the first sequence has flag size 3 as all
# subsequent sequences could need the 0b1000 flag # subsequent sequences could need the 0b1000 flag
return b''.join(ans) return b''.join(ans)