ripdvd.py

#!/usr/bin/env python

from datetime import datetime
import os
import re
from subprocess import call, check_call, check_output

OUTPUT_DIRECTORY = "/home/mark/Videos"
SOURCE_DRIVE = "/dev/dvd"
# HANDBRAKE_PRESET = "Android Tablet MP3"
HANDBRAKE_PRESET = "Android 720p30 MP3"
EXTENSION = "mkv"

# Play a sound just to indicate that this script has started running:

call(['paplay', '/usr/share/sounds/ubuntu/stereo/dialog-information.ogg'])

# Find the DVD title:

dvd_title = check_output(
    [
        'blkid',
        '-o',
        'value',
        '-s',
        'LABEL',
        SOURCE_DRIVE
    ]
)
dvd_title = re.sub(r' ', '-', dvd_title.strip())

print "Ripping:", dvd_title

timestamp = datetime.now().strftime('%Y-%m-%dT%H:%M:%S')
leaf_name = dvd_title + '_' + timestamp

output_directory = os.path.join(OUTPUT_DIRECTORY, leaf_name)
os.makedirs(output_directory)

lsdvd_re = re.compile(
    r'^Title: 0*(\d+), Length: (\d+):(\d+):(\d+)\.'
)

# Now try to find all the titles on the DVD and rip each one:

for l in check_output(['lsdvd', SOURCE_DRIVE]).splitlines():
    m = lsdvd_re.search(l)
    if not m:
        continue
    title_number = int(m.group(1))
    title_length_seconds = \
        int(m.group(2), 10) * 60 * 60 + \
        int(m.group(3), 10) * 60 + \
        int(m.group(4), 10)
    # Don't rip anything really short:
    if title_length_seconds < 120:
        continue
    print "Ripping title {0} of length {1} seconds".format(
        title_number, title_length_seconds
    )
    output_filename = os.path.join(
        output_directory, 'title-{0:02d}.{1}'.format(
            title_number, EXTENSION
        )
    )
    check_call([
        # 'HandBrakeCLI',
        '/home/mark/hb/build/HandBrakeCLI',
        '-v2',
        '-N', 'eng',
        # Only change for later DS9 videos, where German is track 1
        '-a', '1',
        '-i', SOURCE_DRIVE,
        '-t', str(title_number),
        '-o', output_filename,
        '--preset-import-gui',
        '--preset=' + HANDBRAKE_PRESET,
        '-s', 'scan', '--subtitle-forced', '--subtitle-default'
    ])

check_call(['eject'])