coverFiles = [
'C:/Users/Johan Gouws/Desktop/Survey/A_Alternative_kite-as_worlds_collide.wav',
'C:/Users/Johan Gouws/Desktop/Survey/A_Blues_Big_Steve___the_Trainwreck-Sorry_.wav',
'C:/Users/Johan Gouws/Desktop/Survey/A_Electronic_Effective_Now-Complete.wav',
'C:/Users/Johan Gouws/Desktop/Survey/A_Jazz_Akbar_Muhammad_Quartet-Ebony_Beauty.wav',
'C:/Users/Johan Gouws/Desktop/Survey/A_Pop_Arthur_Yoria-P_S_A_.wav',
'C:/Users/Johan Gouws/Desktop/Survey/A_Rock_April_Sixth-Bring_Me_Down.wav'
]
audioOrText = True
for t in range(0, len(coverFiles)):
for OBH_index in range(0, len(OBHs)):
AESkeyEncode = "THIS_IS_THE_KEY_USED_FOR_AES_ENCRYPTION"
samplesOne, samplesTwo, rate = fp.getWaveSamples(coverFiles[t])
message = ""
messageObject = open(
'C:/Users/Johan Gouws/Desktop/Audio-Steganograpy/src/Media/text.txt',
"r")
# Extract the message as a string of characters
message = messageObject.read()
messageObject.close()
originalCoverSamples = deepcopy(samplesOne)
currentTime = time.time()
stegoSamples, samplesUsed, capacityWarning = dwtEncrypt.dwtEncryptEncode(
coverFiles = []
for r, d, f in os.walk(path):
for file in f:
if '.wav' in file:
coverFiles.append(os.path.join(r, file))
coverFiles = coverFiles[0:numSongsPerGenre]
for t in coverFiles:
for LSB_index in range(0, len(LSBs)):
AESkeyEncode = "THIS_IS_THE_KEY_USED_FOR_AES_ENCRYPTION"
samplesOne, samplesTwo, rate = fp.getWaveSamples(t)
originalCoverSamples = deepcopy(samplesOne)
if (audioOrText == True):
message = ""
message = fp.getMessageBits('C:/Users/Johan Gouws/Desktop/Audio-Steganograpy/src/Media/text.txt')
message = list(map(str, message))
message = "".join(message)
originalMessage = deepcopy(message)
message = AES.encryptBinaryString(message, AESkeyEncode)
message = list(map(int, list(message)))
message = "".join(list(map(str, message)))
else:
# Get the audio samples in integer form
print("##################################################")
print("# Hiding opera.wav into song.wav #")
print("##################################################")
secretMessage = ""
# Get the audio samples in integer form converted to binary
print("Getting message samples")
intSamples = fp.extractWaveMessage("Media/opera.wav")
# Convert to integer list of bits for embedding
secretMessage = "".join(intSamples[0])
secretMessage = list(map(int, list(secretMessage)))
print("Getting cover samples")
coverSamplesOne, coverSamplesTwo, rate = fp.getWaveSamples(
"Media/song.wav")
for i in range(0, len(coverSamplesOne)):
if (coverSamplesOne[i] <= -32768):
coverSamplesOne[i] += 1
coverSamples = [coverSamplesOne, coverSamplesTwo]
# Convert ASCII to binary
binaryKey = fp.messageToBinary("xrdpkd8x")
binaryKey = binaryKey * int(
(len(secretMessage) + float(len(secretMessage)) / len(binaryKey)))
print("Encoding")
stegoSamples = GA_encoding(coverSamples, secretMessage, binaryKey, rate,
fileType)
print("")
###############################################################################
############# Testing coeff generation level 1 vs library ##################
###############################################################################
if (testLevelOneDWT == True):
print("############# Testing level 1 ########\n")
levels = 1
# Open the cover audio
song = wave.open('Media/opera.wav', mode='rb')
# Extract the wave samples from the host signal
samplesOne, samplesTwo, rate = fp.getWaveSamples(song)
# Make the signal equal to block to process
while (len(samplesOne) % 1024 != 0):
samplesOne.pop()
a, d = firstP.getLevelCoefficients(levels ,samplesOne)
aLib, dLib = pywt.wavedec(samplesOne, pywt.Wavelet('haar'), level = levels)
apprDiff = []
detlDiff = []
signalDifferences = []
for path in allPaths:
coverFiles = []
for r, d, f in os.walk(path):
for file in f:
if '.wav' in file:
coverFiles.append(os.path.join(r, file))
coverFiles = coverFiles[0:numSongsPerGenre]
for t in coverFiles:
# Receive the message file
fileType = '.txt'
samplesOne, samplesTwo, rate = fp.getWaveSamples(t)
message = ""
AESkeyEncode = 'AES_KEY'
if (fileType == ".wav"):
# Get the audio samples in integer form
intSamples = fp.extractWaveMessage('Media.ShortOpera.wav')
# Convert to integer list of bits for embedding
message = "".join(intSamples[0])
message = AES.encryptBinaryCTRString(message, AESkeyEncode)
message = list(map(int, list(message)))
coverFiles.append(os.path.join(r, file))
coverFiles = coverFiles[0:numSongsPerGenre]
for t in coverFiles:
# Encoding #########################################
AESkeyEncode = "THIS_IS_THE_KEY_USED_FOR_AES_ENCRYPTION"
stegoSamples = []
# Get the string representation of the key in ASCII
keyString = "THIS_IS_THE_KEY_USED_FOR_GA_ENCRYPTION"
coverSamplesOne, coverSamplesTwo, rate = fp.getWaveSamples(t)
for i in range(0, len(coverSamplesOne)):
if (coverSamplesOne[i] <= -32768):
coverSamplesOne[i] += 1
coverSamples = [coverSamplesOne, coverSamplesTwo]
if (audioOrText == True):
secretMessage = ""
secretMessage = fp.getMessageBits(
'C:/Users/Johan Gouws/Desktop/Audio-Steganograpy/src/Media/text.txt'
)
secretMessage = list(map(str, secretMessage))
secretMessage = ''.join(secretMessage)
originalMessage = deepcopy(secretMessage)
for path in allPaths:
coverFiles = []
for r, d, f in os.walk(path):
for file in f:
if '.wav' in file:
coverFiles.append(os.path.join(r, file))
coverFiles = coverFiles[0:numSongsPerGenre]
if (textMessage == True):
for t in coverFiles:
for OBH_index in range(0, len(OBHs)):
AESkeyEncode = "THIS_IS_THE_KEY_USED_FOR_AES_ENCRYPTION"
samplesOne, samplesTwo, rate = fp.getWaveSamples(t)
if (audioOrText == True):
message = ""
message = fp.getMessageBits(
'C:/Users/Johan Gouws/Desktop/Audio-Steganograpy/src/Media/text.txt'
)
message = list(map(str, message))
message = "".join(message)
originalMessage = deepcopy(message)
message = AES.encryptBinaryString(
message, AESkeyEncode)
message = list(map(int, list(message)))
message = "".join(list(map(str, message)))
else: