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use absolute path

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j 2016-06-16 14:48:09 +02:00
parent f25218466b
commit 0486d62ec9
1 changed files with 40 additions and 41 deletions
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81
pandora/archive/extract.py
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@ -21,7 +21,7 @@ import ox.image
from ox.utils import json from ox.utils import json
from django.conf import settings from django.conf import settings
img_extension='jpg' img_extension = 'jpg'
MAX_DISTANCE = math.sqrt(3 * pow(255, 2)) MAX_DISTANCE = math.sqrt(3 * pow(255, 2))
@ -35,7 +35,7 @@ class AspectRatio(fractions.Fraction):
ratio.append(1) ratio.append(1)
numerator = ratio[0] numerator = ratio[0]
denominator = ratio[1] denominator = ratio[1]
#if its close enough to the common aspect ratios rather use that # if its close enough to the common aspect ratios rather use that
if abs(numerator/denominator - 4/3) < 0.03: if abs(numerator/denominator - 4/3) < 0.03:
numerator = 4 numerator = 4
denominator = 3 denominator = 3
@ -52,7 +52,7 @@ def supported_formats():
if not find_executable(settings.FFMPEG): if not find_executable(settings.FFMPEG):
return None return None
p = subprocess.Popen([settings.FFMPEG, '-codecs'], p = subprocess.Popen([settings.FFMPEG, '-codecs'],
stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=True) stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=True)
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
return { return {
'ogg': 'libtheora' in stdout and 'libvorbis' in stdout, 'ogg': 'libtheora' in stdout and 'libvorbis' in stdout,
@ -61,7 +61,6 @@ def supported_formats():
} }
def stream(video, target, profile, info, audio_track=0, flags={}): def stream(video, target, profile, info, audio_track=0, flags={}):
if not os.path.exists(target): if not os.path.exists(target):
ox.makedirs(os.path.dirname(target)) ox.makedirs(os.path.dirname(target))
@ -146,7 +145,6 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
audiobitrate = '22k' audiobitrate = '22k'
audiochannels = 1 audiochannels = 1
if info['video'] and 'display_aspect_ratio' in info['video'][0]: if info['video'] and 'display_aspect_ratio' in info['video'][0]:
# dont make video bigger # dont make video bigger
height = min(height, info['video'][0]['height']) height = min(height, info['video'][0]['height'])
@ -159,7 +157,7 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
width += width % 2 width += width % 2
aspect = dar.ratio aspect = dar.ratio
#use 1:1 pixel aspect ratio if dar is close to that # use 1:1 pixel aspect ratio if dar is close to that
if abs(width/height - dar) < 0.02: if abs(width/height - dar) < 0.02:
aspect = '%s:%s' % (width, height) aspect = '%s:%s' % (width, height)
@ -191,10 +189,10 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
bitrate = height*width*fps*bpp/1000 bitrate = height*width*fps*bpp/1000
video_settings = trim + [ video_settings = trim + [
'-vb', '%dk'%bitrate, '-vb', '%dk' % bitrate,
'-aspect', aspect, '-aspect', aspect,
#'-vf', 'yadif', # '-vf', 'yadif',
'-vf', 'hqdn3d%s,scale=%s:%s'%(crop, width, height), '-vf', 'hqdn3d%s,scale=%s:%s' % (crop, width, height),
'-g', '%d' % int(fps*5), '-g', '%d' % int(fps*5),
] ]
if format == 'webm': if format == 'webm':
@ -210,9 +208,9 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
'-preset:v', 'medium', '-preset:v', 'medium',
'-profile:v', 'baseline', '-profile:v', 'baseline',
# does not work with avconv in Ubuntu 14.04 yet # does not work with avconv in Ubuntu 14.04 yet
#'-level', '3.0', # '-level', '3.0',
] ]
video_settings += ['-map', '0:%s,0:0'%info['video'][0]['id']] video_settings += ['-map', '0:%s,0:0' % info['video'][0]['id']]
audio_only = False audio_only = False
else: else:
video_settings = ['-vn'] video_settings = ['-vn']
@ -223,7 +221,7 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
n = 0 n = 0
else: else:
n = 1 n = 1
#mix 2 mono channels into stereo(common for fcp dv mov files) # mix 2 mono channels into stereo(common for fcp dv mov files)
if audio_track == 0 and len(info['audio']) == 2 \ if audio_track == 0 and len(info['audio']) == 2 \
and len(filter(None, [a['channels'] == 1 or None for a in info['audio']])) == 2: and len(filter(None, [a['channels'] == 1 or None for a in info['audio']])) == 2:
video_settings += [ video_settings += [
@ -254,10 +252,10 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
audio_settings = ['-an'] audio_settings = ['-an']
cmd = [settings.FFMPEG, cmd = [settings.FFMPEG,
'-nostats', '-loglevel', 'error', '-nostats', '-loglevel', 'error',
'-y', '-i', video, '-threads', '4', '-map_metadata', '-1', '-sn'] \ '-y', '-i', video, '-threads', '4', '-map_metadata', '-1', '-sn'] \
+ audio_settings \ + audio_settings \
+ video_settings + video_settings
if format == 'webm': if format == 'webm':
enc_target = target + '.tmp.webm' enc_target = target + '.tmp.webm'
@ -267,16 +265,16 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
if format == 'webm': if format == 'webm':
cmd += ['-f', 'webm', enc_target] cmd += ['-f', 'webm', enc_target]
elif format == 'mp4': elif format == 'mp4':
#mp4 needs postprocessing(qt-faststart), write to temp file # mp4 needs postprocessing(qt-faststart), write to temp file
cmd += ["%s.mp4" % enc_target] cmd += ["%s.mp4" % enc_target]
else: else:
cmd += [enc_target] cmd += [enc_target]
#print(cmd) # print(cmd)
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT, stderr=subprocess.STDOUT,
close_fds=True) close_fds=True)
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
if p.returncode != 0: if p.returncode != 0:
@ -289,19 +287,19 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
return False, stdout return False, stdout
if format == 'mp4': if format == 'mp4':
cmd = ['qt-faststart', "%s.mp4" % enc_target, enc_target] cmd = ['qt-faststart', "%s.mp4" % enc_target, enc_target]
#print(cmd) # print(cmd)
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=open('/dev/null', 'w'), stdout=open('/dev/null', 'w'),
stderr=subprocess.STDOUT, stderr=subprocess.STDOUT,
close_fds=True) close_fds=True)
p.communicate() p.communicate()
os.unlink("%s.mp4" % enc_target) os.unlink("%s.mp4" % enc_target)
elif format == 'webm' and audio_only: elif format == 'webm' and audio_only:
cmd = ['mkvmerge', '-w', '-o', target, '--cues', '-1:all', enc_target] cmd = ['mkvmerge', '-w', '-o', target, '--cues', '-1:all', enc_target]
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT, stderr=subprocess.STDOUT,
close_fds=True) close_fds=True)
p.communicate() p.communicate()
os.unlink(enc_target) os.unlink(enc_target)
enc_target = target enc_target = target
@ -311,16 +309,16 @@ def stream(video, target, profile, info, audio_track=0, flags={}):
def run_command(cmd, timeout=10): def run_command(cmd, timeout=10):
#print(cmd) # print(cmd)
p = subprocess.Popen(cmd, stdout=open('/dev/null', 'w'), p = subprocess.Popen(cmd, stdout=open('/dev/null', 'w'),
stderr=subprocess.STDOUT, stderr=subprocess.STDOUT,
close_fds=True) close_fds=True)
while timeout > 0: while timeout > 0:
time.sleep(0.2) time.sleep(0.2)
timeout -= 0.2 timeout -= 0.2
if p.poll() != None: if p.poll() is not None:
return p.returncode return p.returncode
if p.poll() == None: if p.poll() is None:
os.kill(p.pid, 9) os.kill(p.pid, 9)
killedpid, stat = os.waitpid(p.pid, os.WNOHANG) killedpid, stat = os.waitpid(p.pid, os.WNOHANG)
return p.returncode return p.returncode
@ -343,7 +341,7 @@ def frame(video, frame, position, height=128, redo=False, info=None):
cmd = ffmpeg_frame_cmd(video, frame, position, height) cmd = ffmpeg_frame_cmd(video, frame, position, height)
else: else:
cmd = ['oxframe', '-i', video, '-o', frame, cmd = ['oxframe', '-i', video, '-o', frame,
'-p', str(position), '-y', str(height)] '-p', str(position), '-y', str(height)]
run_command(cmd) run_command(cmd)
def ffmpeg_frame_cmd(video, frame, position, height=128): def ffmpeg_frame_cmd(video, frame, position, height=128):
@ -360,7 +358,7 @@ def ffmpeg_frame_cmd(video, frame, position, height=128):
def ffmpeg_version(): def ffmpeg_version():
p = subprocess.Popen([settings.FFMPEG], p = subprocess.Popen([settings.FFMPEG],
stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=True) stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=True)
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
version = stderr.split(' ')[2].split('-')[0] version = stderr.split(' ')[2].split('-')[0]
try: try:
@ -413,20 +411,21 @@ def timeline(video, prefix, modes=None, size=None):
if modes is None: if modes is None:
modes = ['antialias', 'slitscan', 'keyframes', 'audio', 'data'] modes = ['antialias', 'slitscan', 'keyframes', 'audio', 'data']
if size is None: if size is None:
size=[64, 16] size = [64, 16]
if isinstance(video, basestring): if isinstance(video, basestring):
video = [video] video = [video]
cmd = ['../bin/oxtimelines', cmd = [
os.path.join(settings.PROJECT_ROOT, '../bin/oxtimelines'),
'-s', ','.join(map(str, reversed(sorted(size)))), '-s', ','.join(map(str, reversed(sorted(size)))),
'-m', ','.join(modes), '-m', ','.join(modes),
'-o', prefix, '-o', prefix,
'-c', os.path.join(prefix, 'cuts.json'), '-c', os.path.join(prefix, 'cuts.json'),
] + video ] + video
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
close_fds=True) close_fds=True)
#print(cmd) # print(cmd)
#p = subprocess.Popen(cmd) # p = subprocess.Popen(cmd)
p.wait() p.wait()