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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# 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.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8-80 compliant>
# Originally written by Matt Ebb
import bpy
from bpy.types import Operator
from bpy.app.translations import pgettext_tip as tip_
def guess_player_path(preset):
import sys
if preset == 'INTERNAL':
return bpy.app.binary_path
elif preset == 'DJV':
player_path = "djv"
if sys.platform == "darwin":
test_path = "/Applications/DJV2.app/Contents/Resources/bin/djv"
if os.path.exists(test_path):
player_path = test_path
elif preset == 'FRAMECYCLER':
player_path = "framecycler"
elif preset == 'RV':
player_path = "rv"
elif preset == 'MPLAYER':
player_path = "mplayer"
else:
player_path = ""
return player_path
class PlayRenderedAnim(Operator):
"""Play back rendered frames/movies using an external player"""
bl_idname = "render.play_rendered_anim"
bl_label = "Play Rendered Animation"
bl_options = {'REGISTER'}
def execute(self, context):
import os
import subprocess
from shlex import quote
scene = context.scene
rd = scene.render
prefs = context.preferences
fps_final = rd.fps / rd.fps_base
preset = prefs.filepaths.animation_player_preset
# file_path = bpy.path.abspath(rd.filepath) # UNUSED
is_movie = rd.is_movie_format
# try and guess a command line if it doesn't exist
if preset == 'CUSTOM':
player_path = prefs.filepaths.animation_player
else:
player_path = guess_player_path(preset)
if is_movie is False and preset in {'FRAMECYCLER', 'RV', 'MPLAYER'}:
# replace the number with '#'
file_a = rd.frame_path(frame=0)
# TODO, make an api call for this
frame_tmp = 9
file_b = rd.frame_path(frame=frame_tmp)
while len(file_a) == len(file_b):
frame_tmp = (frame_tmp * 10) + 9
file_b = rd.frame_path(frame=frame_tmp)
file_b = rd.frame_path(frame=int(frame_tmp / 10))
file = ("".join((c if file_b[i] == c else "#")
for i, c in enumerate(file_a)))
del file_a, file_b, frame_tmp
file = bpy.path.abspath(file) # expand '//'
else:
path_valid = True
# works for movies and images
file = rd.frame_path(frame=scene.frame_start, preview=scene.use_preview_range)
file = bpy.path.abspath(file) # expand '//'
if not os.path.exists(file):
err_msg = tip_("File %r not found") % file
self.report({'WARNING'}, err_msg)
path_valid = False
# one last try for full range if we used preview range
if scene.use_preview_range and not path_valid:
file = rd.frame_path(frame=scene.frame_start, preview=False)
file = bpy.path.abspath(file) # expand '//'
err_msg = tip_("File %r not found") % file
if not os.path.exists(file):
self.report({'WARNING'}, err_msg)
cmd = [player_path]
# extra options, fps controls etc.
if scene.use_preview_range:
frame_start = scene.frame_preview_start
frame_end = scene.frame_preview_end
else:
frame_start = scene.frame_start
frame_end = scene.frame_end
if preset == 'INTERNAL':
opts = [
"-a",
"-f", str(rd.fps), str(rd.fps_base),
"-s", str(frame_start),
"-e", str(frame_end),
"-j", str(scene.frame_step),
"-c", str(prefs.system.memory_cache_limit),
file,
]
cmd.extend(opts)
elif preset == 'DJV':
opts = [
file,
"-speed", str(fps_final),
"-in_out", str(frame_start), str(frame_end),
"-frame", str(scene.frame_current),
"-time_units", "Frames"
]
cmd.extend(opts)
elif preset == 'FRAMECYCLER':
opts = [file, "%d-%d" % (scene.frame_start, scene.frame_end)]
cmd.extend(opts)
elif preset == 'RV':
opts = ["-fps", str(rd.fps), "-play", "[ %s ]" % file]
cmd.extend(opts)
elif preset == 'MPLAYER':
opts = []
if is_movie:
opts.append(file)
else:
opts += [
("mf://" + file.replace("#", "?")),
"-mf",
"fps=%.4f" % fps_final,
]
opts += ["-loop", "0", "-really-quiet", "-fs"]
cmd.extend(opts)
else: # 'CUSTOM'
cmd.append(file)
# launch it
print("Executing command:\n ", " ".join(quote(c) for c in cmd))
try:
subprocess.Popen(cmd)
except Exception as e:
err_msg = tip_("Couldn't run external animation player with command %r\n%s") % (cmd, e)
self.report(
{'ERROR'},
err_msg,
)
return {'CANCELLED'}
return {'FINISHED'}
classes = (
PlayRenderedAnim,
)
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