def createSpectrogramsFromAudio():
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
#Create path if not existing
if not os.path.exists(os.path.dirname(spectrogramsPath)):
try:
os.makedirs(os.path.dirname(spectrogramsPath))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
#Rename files according to genre
for index, filename in enumerate(files):
print "Creating spectrogram for file {}/{}...".format(
index + 1, nbFiles)
print filename
fileGenre = getGenre(rawDataPath + filename)
genresID[fileGenre] = genresID[
fileGenre] + 1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre + "_" + str(fileID)
print newFilename
createSpectrogram(filename, newFilename)
def createSpectrogramsFromAudio():
'''Creates .png whole spectrograms from mp3 files'''
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
# Create path if not existing
createFolder(linearSpectrogramsPath)
createFolder(melSpectrogramsPath)
createFolder(logSpectrogramsPath)
# Rename files according to genre
for index, filename in enumerate(files):
# Rename file before finding genre
# Strip out any special characters
os.rename(rawDataPath + filename,
rawDataPath + re.sub('[^A-Za-z0-9. ]+', '', filename))
filename = re.sub('[^A-Za-z0-9. ]+', '', filename)
print("Creating spectrogram(s) for file {}/{}... {}".format(
index + 1, nbFiles, filename))
fileGenre = getGenre(rawDataPath + filename)
if fileGenre == 'Other':
print("Genre was converted into 'other' for file: ", filename)
genresID[fileGenre] = genresID[
fileGenre] + 1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre + "_" + str(
fileID) # if fileGenre is byte then do this
createMelSpectrogramLibrosa(filename, newFilename)
# createMFCCPlotLibrosa(filename, newFilename)
createLinearOrLogSpectrogramLibrosa(filename, newFilename)
def createSpectrogramsFromAudio():
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
# Create path if not existing
if not os.path.exists(os.path.dirname(spectrogramsPath)):
try:
os.makedirs(os.path.dirname(spectrogramsPath))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
# Rename files according to genre
for index, filename in enumerate(sorted(files)):
print("Creating spectrogram for file {}/{}...".format(
index + 1, nbFiles))
if len(filename) > 12 and filename[12] == '~':
filename_to_genre = filename[13:]
else:
filename_to_genre = filename
fileGenre = getGenre(filename_to_genre)
if fileGenre == 'Unknown':
continue
genresID[fileGenre] = genresID[fileGenre] + \
1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre + "_" + str(fileID)
if not os.path.exists('Data/Spectrograms/{}.png'.format(newFilename)):
createSpectrogram(filename, newFilename)
def createSpectrogramsFromAudio():
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
#Create path if not existing
if not os.path.exists(os.path.dirname(spectrogramsPath)):
try:
os.makedirs(os.path.dirname(spectrogramsPath))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
#Rename files according to genre
for index,filename in enumerate(files):
print(index, filename)
print("Creating spectrogram for file {}/{}...".format(index+1,nbFiles))
try:
fileGenre = getGenre(rawDataPath+filename).decode('ASCII')
check_idx = fileGenre.find('/')
if check_idx > 1:
fileGenre = fileGenre[0:check_idx]
fileGenre = fileGenre.strip()
except Exception as err:
print(err)
continue
print(fileGenre)
genresID[fileGenre] = genresID[fileGenre] + 1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre+"_"+str(fileID)
createSpectrogram(filename,newFilename)
def createSpectrogramsFromAudio():
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
#Create path if not existing
if not os.path.exists(os.path.dirname(spectrogramsPath)):
try:
os.makedirs(os.path.dirname(spectrogramsPath))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
#Rename files according to genre
for index,filename in enumerate(files):
print "Creating spectrogram for file {}/{}...".format(index+1,nbFiles)
fileGenre = getGenre(rawDataPath+filename)
genresID[fileGenre] = genresID[fileGenre] + 1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre+"_"+str(fileID)
createSpectrogram(filename,newFilename)
def createSpectrogramsFromAudio():
genresID = dict()
files = os.listdir(rawDataPath)
files = [file for file in files if file.endswith(".mp3")]
nbFiles = len(files)
#Create path if not existing
if not os.path.exists(os.path.dirname(spectrogramsPath)):
try:
os.makedirs(os.path.dirname(spectrogramsPath))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
#Rename files according to genre
tmp_genres = ['Hip-Hop', 'Ballad', 'Korean', 'Pop', 'Dance', 'Soul', 'Rock', 'R&B']
for index, filename in enumerate(files):
print(index, filename)
print("Creating spectrogram for file {}/{}...".format(index+1, nbFiles))
try:
fileGenre = getGenre(rawDataPath+filename).decode('ASCII')
check_idx = fileGenre.replace(" ", "").split('/')
for i in check_idx:
if i in tmp_genres:
fileGenre = i
elif fileGenre not in tmp_genres:
fileGenre = 'Etc'
except Exception as err:
print(err)
continue
print("Genre: ", fileGenre)
genresID[fileGenre] = genresID[fileGenre] + 1 if fileGenre in genresID else 1
fileID = genresID[fileGenre]
newFilename = fileGenre+"_"+str(fileID)
createSpectrogram(filename, newFilename)
