light9 Files · bin/musicPad

Files @ 3b3cc5f98a03

Branch filter:

Location: light9/bin/musicPad

3b3cc5f98a03 1.2 KiB text/plain Show Annotation Show as Raw Download as Raw

drewp@bigasterisk.com

vidref use async http client for talking to asco and CC. No more blocking the gst thread to learn curvecalc time
Ignore-this: d6564b13cb68581b3416fd4efaaf261b

#!bin/python
"""
rewrite all the songs with silence at the start and end
"""
import sys, wave, logging, os
sys.path.append(".")
from light9 import showconfig
from light9.namespaces import L9
from light9.ascoltami.playlist import Playlist
logging.basicConfig(level=logging.INFO)
log = logging.getLogger()

introPad = 4
postPad = 9 # 5 + autostop + 4

playlist = Playlist.fromShow(showconfig.getGraph(), showconfig.showUri())
for p in playlist.allSongPaths():
    log.info("read %s", p)
    inputWave = wave.open(p, 'r')

    outputDir = os.path.join(os.path.dirname(p), "pad")
    try:
        os.makedirs(outputDir)
    except OSError:
        pass # exists
    outputPath = os.path.join(outputDir, os.path.basename(p))
    outputWave = wave.open(outputPath, 'w')
    outputWave.setparams(inputWave.getparams())

    bytesPerSecond = (inputWave.getnchannels() * inputWave.getsampwidth() *
                      inputWave.getframerate())
    
    outputWave.writeframesraw("\x00" * (bytesPerSecond * introPad))
    outputWave.writeframesraw(inputWave.readframes(inputWave.getnframes()))
    outputWave.writeframesraw("\x00" * (bytesPerSecond * postPad))
    outputWave.close()
    log.info("wrote %s", outputPath)