diff options
| author | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-04-16 22:12:42 +0000 |
|---|---|---|
| committer | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-04-16 22:12:42 +0000 |
| commit | 4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2 (patch) | |
| tree | 2d17d2388a78082e32f6a97120d707328143543b /AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py | |
| parent | cbc6b5e54599c7391ece99ad3c5313f4dd4ddda6 (diff) | |
| download | edk2-platforms-4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2.tar.xz | |
AppPkg/Applications/Python: Add Python 2.7.2 sources since the release of Python 2.7.3 made them unavailable from the python.org web site.
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution.
Signed-off-by: daryl.mcdaniel@intel.com
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py b/AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py new file mode 100644 index 0000000000..7198751443 --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Lib/toaiff.py @@ -0,0 +1,110 @@ +"""Convert "arbitrary" sound files to AIFF (Apple and SGI's audio format).
+
+Input may be compressed.
+Uncompressed file type may be AIFF, WAV, VOC, 8SVX, NeXT/Sun, and others.
+An exception is raised if the file is not of a recognized type.
+Returned filename is either the input filename or a temporary filename;
+in the latter case the caller must ensure that it is removed.
+Other temporary files used are removed by the function.
+"""
+from warnings import warnpy3k
+warnpy3k("the toaiff module has been removed in Python 3.0", stacklevel=2)
+del warnpy3k
+
+import os
+import tempfile
+import pipes
+import sndhdr
+
+__all__ = ["error", "toaiff"]
+
+table = {}
+
+t = pipes.Template()
+t.append('sox -t au - -t aiff -r 8000 -', '--')
+table['au'] = t
+
+# XXX The following is actually sub-optimal.
+# XXX The HCOM sampling rate can be 22k, 22k/2, 22k/3 or 22k/4.
+# XXX We must force the output sampling rate else the SGI won't play
+# XXX files sampled at 5.5k or 7.333k; however this means that files
+# XXX sampled at 11k are unnecessarily expanded.
+# XXX Similar comments apply to some other file types.
+t = pipes.Template()
+t.append('sox -t hcom - -t aiff -r 22050 -', '--')
+table['hcom'] = t
+
+t = pipes.Template()
+t.append('sox -t voc - -t aiff -r 11025 -', '--')
+table['voc'] = t
+
+t = pipes.Template()
+t.append('sox -t wav - -t aiff -', '--')
+table['wav'] = t
+
+t = pipes.Template()
+t.append('sox -t 8svx - -t aiff -r 16000 -', '--')
+table['8svx'] = t
+
+t = pipes.Template()
+t.append('sox -t sndt - -t aiff -r 16000 -', '--')
+table['sndt'] = t
+
+t = pipes.Template()
+t.append('sox -t sndr - -t aiff -r 16000 -', '--')
+table['sndr'] = t
+
+uncompress = pipes.Template()
+uncompress.append('uncompress', '--')
+
+
+class error(Exception):
+ pass
+
+def toaiff(filename):
+ temps = []
+ ret = None
+ try:
+ ret = _toaiff(filename, temps)
+ finally:
+ for temp in temps[:]:
+ if temp != ret:
+ try:
+ os.unlink(temp)
+ except os.error:
+ pass
+ temps.remove(temp)
+ return ret
+
+def _toaiff(filename, temps):
+ if filename[-2:] == '.Z':
+ (fd, fname) = tempfile.mkstemp()
+ os.close(fd)
+ temps.append(fname)
+ sts = uncompress.copy(filename, fname)
+ if sts:
+ raise error, filename + ': uncompress failed'
+ else:
+ fname = filename
+ try:
+ ftype = sndhdr.whathdr(fname)
+ if ftype:
+ ftype = ftype[0] # All we're interested in
+ except IOError, msg:
+ if type(msg) == type(()) and len(msg) == 2 and \
+ type(msg[0]) == type(0) and type(msg[1]) == type(''):
+ msg = msg[1]
+ if type(msg) != type(''):
+ msg = repr(msg)
+ raise error, filename + ': ' + msg
+ if ftype == 'aiff':
+ return fname
+ if ftype is None or not ftype in table:
+ raise error, '%s: unsupported audio file type %r' % (filename, ftype)
+ (fd, temp) = tempfile.mkstemp()
+ os.close(fd)
+ temps.append(temp)
+ sts = table[ftype].copy(fname, temp)
+ if sts:
+ raise error, filename + ': conversion to aiff failed'
+ return temp
|