parser.add_argument(
'--sync', type=float, default=0.3, help='lyrics scroll-ahead time')
parser.add_argument(
'--variant', type=int, default=0, help='song variant')
parser.add_argument(
'--length', type=float, help='render only this long')
parser.add_argument(
'ffmpeg_opts', metavar='OPTS', nargs=argparse.REMAINDER, help='ffmpeg options')
opts = util.get_opts()
opts.display = "surfaceless"
opts.mpv_ao = "null"
if not opts.video:
opts.mpv_vo = "null"
s = song.Song(opts.songpath)
display = graphics.Display(opts.width, opts.height)
import OpenGL.GLES3 as gl
renderer = graphics.get_renderer().KaraokeRenderer(display)
layout = layout.SongLayout(s, list(s.variants.keys())[opts.variant], renderer)
# Get duration of the audio path
mpv = mpvplayer.Player(display)
mpv.load_song(s)
duration = mpv.duration or mpv.file_duration
# Now run for rendering using only video
mpv = mpvplayer.Player(display, rendering=True)
from blitzloop import graphics, layout, mpvplayer, song, util
parser = util.get_argparser()
parser.add_argument(
'songpath', metavar='SONGPATH', help='path to the song file')
parser.add_argument(
'quant', metavar='QUANT', type=int, help='quantization of the song')
parser.add_argument(
'--speed', default=1.0, type=float, help='divisor of the audio speed')
parser.add_argument(
'--position', default=0.0, type=float,
help='starting position in the song, in seconds')
opts = util.get_opts()
s = song.Song(opts.songpath, ignore_steps=True)
display = graphics.Display(1280,720)
renderer = graphics.get_renderer().KaraokeRenderer(display)
layout = layout.SongLayout(s, list(s.variants.keys())[-1], renderer)
step = 0
cur_beat = 0
compound = None
compounds = iter(s.compounds)
mpv = mpvplayer.Player(None)
mpv.load_song(s)
mpv.set_speed(opts.speed)
def entry():
parser = util.get_argparser()
parser.add_argument('songpath',
metavar='SONGPATH',
help='path to the song file')
parser.add_argument('--show-timings',
dest='st',
action='store_true',
help='show mpv timings')
parser.add_argument('--offset',
type=float,
default=0.0,
help='song offset')
parser.add_argument('--variant', type=int, default=0, help='song variant')
opts = util.get_opts()
fullscreen = opts.fullscreen
s = song.Song(opts.songpath)
headstart = 0.3
if fullscreen:
display = graphics.Display(1920, 1200, fullscreen, None)
else:
display = graphics.Display(1280, 720, fullscreen, None)
print(display.width, display.height)
mpv = mpvplayer.Player(display)
mpv.load_song(s)
display.set_aspect(mpv.aspect)
renderer = graphics.get_renderer().KaraokeRenderer(display)
song_layout = layout.SongLayout(s,
list(s.variants.keys())[opts.variant],
renderer)
song_time = -10
speed_i = 0
pitch_i = 0
channels_i = s.channel_defaults
for idx, val in enumerate(channels_i):
mpv.set_channel(idx, val / 10.0)
if opts.offset:
mpv.seek_to(opts.offset)
def render():
t = time.time()
nonlocal song_time
while not mpv.eof_reached():
graphics.get_renderer().clear(0, 0, 0, 1)
t1 = time.time()
mpv.draw()
dt = time.time() - t1
mpv.poll()
song_time = mpv.get_song_time() or song_time
mpv.draw_fade(song_time)
renderer.draw(song_time + headstart * 2**(speed_i / 12.0),
song_layout)
yield None
t2 = time.time()
if opts.st:
print("T:%7.3f/%7.3f B:%7.3f FPS:%.2f draw:%.3f" %
(song_time, mpv.duration, s.timing.time2beat(song_time),
(1.0 / (t2 - t)), dt))
t = t2
mpv.flip()
mpv.shutdown()
os._exit(0)
pause = False
CH_UP = "+456"
CH_DOWN = "-123"
def key(k):
nonlocal speed_i, pitch_i, pause
if k == 'KEY_ESCAPE':
mpv.shutdown()
os._exit(0)
elif k == 'f':
display.toggle_fullscreen()
elif k == '[' and speed_i > -12:
speed_i -= 1
print("Speed: %d" % speed_i)
mpv.set_speed(2**(-speed_i / 12.0))
elif k == ']' and speed_i < 12:
speed_i += 1
print("Speed: %d" % speed_i)
mpv.set_speed(2**(-speed_i / 12.0))
elif k == 'KEY_UP' and pitch_i < 12:
pitch_i += 1
print("Pitch: %d" % pitch_i)
mpv.set_pitch(2**(pitch_i / 12.0))
elif k == 'KEY_DOWN' and pitch_i > -12:
pitch_i -= 1
print("Pitch: %d" % pitch_i)
mpv.set_pitch(2**(pitch_i / 12.0))
elif k in CH_UP:
idx = CH_UP.index(k)
if len(channels_i) > idx and channels_i[idx] < 30:
channels_i[idx] += 1
print("Channel %d: %d" % (idx, channels_i[idx]))
mpv.set_channel(idx, channels_i[idx] / 10.0)
elif k in CH_DOWN:
idx = CH_DOWN.index(k)
if len(channels_i) > idx and channels_i[idx] > 0:
channels_i[idx] -= 1
print("Channel %d: %d" % (idx, channels_i[idx]))
mpv.set_channel(idx, channels_i[idx] / 10.0)
elif k == 'KEY_LEFT':
mpv.seek(-10)
elif k == 'KEY_RIGHT':
mpv.seek(10)
elif k == ' ':
pause = not pause
t = time.time()
mpv.set_pause(pause)
print("P %.03f" % (time.time() - t))
mpv.play()
display.set_render_gen(render)
display.set_keyboard_handler(key)
display.main_loop()
mpv.shutdown()
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA import OpenGL.GL as gl import os import subprocess import sys from blitzloop import ffmsvideo, graphics, layout, mpvplayer, song s = song.Song(sys.argv[1]) output = sys.argv[2] width = int(sys.argv[3]) height = int(sys.argv[4]) fps = float(sys.argv[5]) variant = int(sys.argv[6]) if len(sys.argv) > 6 else 0 headstart = 0.3 display = graphics.Display(width,height,False) renderer = layout.Renderer(display) layout = layout.SongLayout(s, list(s.variants.keys())[variant], renderer) mpv = mpvplayer.Player(None) mpv.load_song(s)
