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CustomMP3Importer.py
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CustomMP3Importer.py
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import os
import os.path
import subprocess
import wave
from datetime import datetime, timedelta
from cdputils import cdpwavefile
import socket
from time import sleep
import pydub
import sys
AUDIO_FILE_PATH = sys.argv[1]
DESTINATION_CART = sys.argv[2]
AUDIO_AS_WAV_FILE_PATH = "".join([AUDIO_FILE_PATH, ".wav"])
AUDIO_AS_WAV_META_FILE_PATH = os.path.join(os.path.dirname(AUDIO_AS_WAV_FILE_PATH), "".join(
[os.path.basename(AUDIO_AS_WAV_FILE_PATH).split(".")[0], "-meta-", ".wav"]))
def setAudioFileMeta(input_file, output_file, set_intro=False):
sampleRate = 0
introSecsFromStart = 1.4
segueSecsFromEnd = 2
sampleCount = 0
wavFile = wave.open(input_file, mode='rb')
sampleRate = wavFile.getframerate()
sampleCount = wavFile.getnframes()
wavFile.close()
segueSamplesFromEnd = sampleRate*segueSecsFromEnd
segueSamplesFromStart = int(round(sampleCount-segueSamplesFromEnd))
introSamplesFromStart = int(round(
sampleRate*introSecsFromStart)) if set_intro else 0
# Still set type as NEWS?
xml = """<?xml version=\"1.0\" ?>
<cart>
<version>0101</version>
<title>{title}</title>
<artist></artist>
<cutnum></cutnum>
<clientid></clientid>
<category>NEWS</category>
<classification></classification>
<outcue></outcue>
<outcue></outcue>
<startdate>{inDate}</startdate>
<starttime>{inTime}</starttime>
<enddate>{outDate}</enddate>
<endtime>{outTime}</endtime>
<appid>HCRNewsConverter</appid>
<appver>1.0</appver>
<userdef></userdef>
<zerodbref>0</zerodbref>
<posttimers><timer type="SEG1">{segTime}</timer><timer type="INTe">{inteTime}</timer></posttimers>
<url></url>
</cart>""".format(title=os.path.basename(input_file),
inDate=datetime.now().strftime("%Y/%m/%d"),
inTime=datetime.now().strftime("%H:%M:%S"),
outDate=(datetime.now()+timedelta(hours=1)
).strftime("%Y/%m/%d"),
outTime=(datetime.now()+timedelta(hours=1)
).strftime("%H:%M:%S"),
inteTime=introSamplesFromStart,
segTime=segueSamplesFromStart)
cdpFile = cdpwavefile.CDPFile()
cdpFile.ReadWaveFile(input_file)
cdpFile.cart.ImportXMLValues(xml)
cdpFile.WritePCMWaveFile(output_file)
news_content = pydub.AudioSegment.from_file(AUDIO_FILE_PATH, "mp3")
# Now calculate the offset for the extro/SEG1 marker (2 secs from end)
news_content.export(AUDIO_AS_WAV_FILE_PATH, "wav")
setAudioFileMeta(AUDIO_AS_WAV_FILE_PATH,
AUDIO_AS_WAV_META_FILE_PATH)
os.remove(AUDIO_AS_WAV_FILE_PATH)
# And finally, import it to Myriad
print "Importing to cart {0}".format(DESTINATION_CART)
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect(("192.168.0.4", 6950))
s.send("""AUDIOWALL IMPORTFILE "{audioFilePath}",{destCart},Delete\n""".format(
audioFilePath=AUDIO_AS_WAV_META_FILE_PATH, destCart=DESTINATION_CART))
s.close()