Files
ths-speech/python-server/filesystem.py
2018-10-13 18:03:25 +02:00

92 lines
2.7 KiB
Python

import base64
import os.path
import audiosegment_wrapper as AudioSegment
from configparse_wrapper.cpwrap import CFG
audiofiles = []
FTP_DIR = CFG("shareDir")
def save_audio(filename, base64_string):
global audiofiles
audiofiles += [filename[:-4]]
decoded = None
orig_filename = filename[:-4]+"_orig"
try:
decoded = base64.b64decode(base64_string)
except TypeError:
return b"ERROR_INVALID_ENCODING_64"
if os.path.isfile(filename):
return b"ERROR_FILE_EXISTS"
write_file(orig_filename, decoded)
seg = AudioSegment.from_file(orig_filename)
seg = seg.resample(sample_rate_Hz=32000, sample_width=2, channels=1)
seg.export(filename,format="wav")
seg.export(FTP_DIR + filename,format="wav")
return b"SUCCESS"
def save_audio_chain(file_str_tupels):
completeAudio = None
for fname, base64_string in file_str_tupels:
print("Filename: {}".format(fname))
decoded = None
orig_filename = fname[:-4]+"_orig"
try:
decoded = base64.b64decode(base64_string)
except TypeError:
return b"ERROR_INVALID_ENCODING_64"
with open(orig_filename,"wb") as f:
f.write(decoded)
if completeAudio == None:
completeAudio = AudioSegment.from_file(orig_filename)
else:
completeAudio += AudioSegment.from_file(orig_filename)
if not completeAudio:
return b"ERROR_AUDIO_CONCAT_FAILED"
else:
completeAudio = completeAudio.resample(sample_rate_Hz=32000, sample_width=2, channels=1)
completeAudio.export(file_str_tupels[0][0],format="wav")
completeAudio.export(FTP_DIR + file_str_tupels[0][0],format="wav")
return b"SUCCESS"
def save_transcript(filename, transcript):
global audiofiles
try:
audiofiles.remove(filename[:4])
except:
print("Audiofile not in working list")
if os.path.isfile(filename):
pass
with open(filename + "_transcript","w") as f:
f.write(transcript)
with open(FTP_DIR + filename + "_transcript","w") as f:
f.write(transcript)
def get_transcript(filename):
global audiofiles
try:
with open("data/" + filename + ".wav_transcript","r") as f:
return f.read()
except FileNotFoundError:
if filename in audiofiles:
return "ERROR_FILE_STILL_IN_WORK"
return "ERROR_FILE_NOT_AVAILIABLE"
def filelist():
return ""
def fileinfo(filename):
return ""
def copy_to_output(filename):
return ""
def write_file(filename, data):
global FTP_DIR
with open(FTP_DIR + filename,"wb") as f:
f.write(data)
with open(filename,"wb") as f:
f.write(data)