From 4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2 Mon Sep 17 00:00:00 2001
From: darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 16 Apr 2012 22:12:42 +0000
Subject: 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
---
 .../Python/Python-2.7.2/Demo/scripts/morse.py      | 138 +++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 AppPkg/Applications/Python/Python-2.7.2/Demo/scripts/morse.py

(limited to 'AppPkg/Applications/Python/Python-2.7.2/Demo/scripts/morse.py')

diff --git a/AppPkg/Applications/Python/Python-2.7.2/Demo/scripts/morse.py b/AppPkg/Applications/Python/Python-2.7.2/Demo/scripts/morse.py
new file mode 100644
index 0000000000..138a186711
--- /dev/null
+++ b/AppPkg/Applications/Python/Python-2.7.2/Demo/scripts/morse.py
@@ -0,0 +1,138 @@
+#! /usr/bin/env python
+
+# DAH should be three DOTs.
+# Space between DOTs and DAHs should be one DOT.
+# Space between two letters should be one DAH.
+# Space between two words should be DOT DAH DAH.
+
+import sys, math, audiodev
+
+DOT = 30
+DAH = 3 * DOT
+OCTAVE = 2                              # 1 == 441 Hz, 2 == 882 Hz, ...
+
+morsetab = {
+        'A': '.-',              'a': '.-',
+        'B': '-...',            'b': '-...',
+        'C': '-.-.',            'c': '-.-.',
+        'D': '-..',             'd': '-..',
+        'E': '.',               'e': '.',
+        'F': '..-.',            'f': '..-.',
+        'G': '--.',             'g': '--.',
+        'H': '....',            'h': '....',
+        'I': '..',              'i': '..',
+        'J': '.---',            'j': '.---',
+        'K': '-.-',             'k': '-.-',
+        'L': '.-..',            'l': '.-..',
+        'M': '--',              'm': '--',
+        'N': '-.',              'n': '-.',
+        'O': '---',             'o': '---',
+        'P': '.--.',            'p': '.--.',
+        'Q': '--.-',            'q': '--.-',
+        'R': '.-.',             'r': '.-.',
+        'S': '...',             's': '...',
+        'T': '-',               't': '-',
+        'U': '..-',             'u': '..-',
+        'V': '...-',            'v': '...-',
+        'W': '.--',             'w': '.--',
+        'X': '-..-',            'x': '-..-',
+        'Y': '-.--',            'y': '-.--',
+        'Z': '--..',            'z': '--..',
+        '0': '-----',           ',': '--..--',
+        '1': '.----',           '.': '.-.-.-',
+        '2': '..---',           '?': '..--..',
+        '3': '...--',           ';': '-.-.-.',
+        '4': '....-',           ':': '---...',
+        '5': '.....',           "'": '.----.',
+        '6': '-....',           '-': '-....-',
+        '7': '--...',           '/': '-..-.',
+        '8': '---..',           '(': '-.--.-',
+        '9': '----.',           ')': '-.--.-',
+        ' ': ' ',               '_': '..--.-',
+}
+
+nowave = '\0' * 200
+
+# If we play at 44.1 kHz (which we do), then if we produce one sine
+# wave in 100 samples, we get a tone of 441 Hz.  If we produce two
+# sine waves in these 100 samples, we get a tone of 882 Hz.  882 Hz
+# appears to be a nice one for playing morse code.
+def mkwave(octave):
+    sinewave = ''
+    for i in range(100):
+        val = int(math.sin(math.pi * i * octave / 50.0) * 30000)
+        sinewave += chr((val >> 8) & 255) + chr(val & 255)
+    return sinewave
+
+defaultwave = mkwave(OCTAVE)
+
+def main():
+    import getopt
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], 'o:p:')
+    except getopt.error:
+        sys.stderr.write('Usage ' + sys.argv[0] +
+                         ' [ -o outfile ] [ -p octave ] [ words ] ...\n')
+        sys.exit(1)
+    dev = None
+    wave = defaultwave
+    for o, a in opts:
+        if o == '-o':
+            import aifc
+            dev = aifc.open(a, 'w')
+            dev.setframerate(44100)
+            dev.setsampwidth(2)
+            dev.setnchannels(1)
+        if o == '-p':
+            wave = mkwave(int(a))
+    if not dev:
+        import audiodev
+        dev = audiodev.AudioDev()
+        dev.setoutrate(44100)
+        dev.setsampwidth(2)
+        dev.setnchannels(1)
+        dev.close = dev.stop
+        dev.writeframesraw = dev.writeframes
+    if args:
+        source = [' '.join(args)]
+    else:
+        source = iter(sys.stdin.readline, '')
+    for line in source:
+        mline = morse(line)
+        play(mline, dev, wave)
+        if hasattr(dev, 'wait'):
+            dev.wait()
+    dev.close()
+
+# Convert a string to morse code with \001 between the characters in
+# the string.
+def morse(line):
+    res = ''
+    for c in line:
+        try:
+            res += morsetab[c] + '\001'
+        except KeyError:
+            pass
+    return res
+
+# Play a line of morse code.
+def play(line, dev, wave):
+    for c in line:
+        if c == '.':
+            sine(dev, DOT, wave)
+        elif c == '-':
+            sine(dev, DAH, wave)
+        else:                   # space
+            pause(dev, DAH + DOT)
+        pause(dev, DOT)
+
+def sine(dev, length, wave):
+    for i in range(length):
+        dev.writeframesraw(wave)
+
+def pause(dev, length):
+    for i in range(length):
+        dev.writeframesraw(nowave)
+
+if __name__ == '__main__':
+    main()
-- 
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