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authorSjoerd Mullender <sjoerd@acm.org>1993-01-26 09:24:37 (GMT)
committerSjoerd Mullender <sjoerd@acm.org>1993-01-26 09:24:37 (GMT)
commit93f07400737a430ce642b4e7f6c9bd3e4460229c (patch)
treec5a215a5e63cf930ec759007d559c829a8d4e61b /Lib/aifc.py
parent3ad7fc70cc17465b5e7556bdfd83882da0da2c23 (diff)
downloadcpython-93f07400737a430ce642b4e7f6c9bd3e4460229c.zip
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Fixed a bug where the library inadvertently skipped over the sound
data. Pass an extra parameter to the compression library.
Diffstat (limited to 'Lib/aifc.py')
-rw-r--r--Lib/aifc.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/Lib/aifc.py b/Lib/aifc.py
index 8e7aa2b..0849bd7 100644
--- a/Lib/aifc.py
+++ b/Lib/aifc.py
@@ -398,7 +398,8 @@ class Aifc_read():
pass
else:
raise Error, 'unrecognized chunk type '+chunk.chunkname
- chunk.skip()
+ if formlength > 0:
+ chunk.skip()
if not self._comm_chunk_read or not self._ssnd_chunk:
raise Error, 'COMM chunk and/or SSND chunk missing'
if self._aifc and self._decomp:
@@ -500,7 +501,8 @@ class Aifc_read():
size = size / 2
data = self._ssnd_chunk.read(size)
if self._decomp and data:
- params = [CL.FRAME_BUFFER_SIZE, len(data) * 2]
+ params = [CL.FRAME_BUFFER_SIZE, len(data) * 2, \
+ CL.COMPRESSED_BUFFER_SIZE, len(data)]
self._decomp.SetParams(params)
data = self._decomp.Decompress(len(data) / self._nchannels, data)
self._soundpos = self._soundpos + len(data) / (self._nchannels * self._sampwidth)