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Have scenes first write to a temporary file path so as to not accidentally write over previous animations

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This commit is contained in:
Grant Sanderson 2017-06-06 13:38:21 -07:00
parent 28c664ceb6
commit fd567bb0f4
1 changed files with 6 additions and 2 deletions
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8
scene/scene.py
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@ -402,7 +402,9 @@ class Scene(object):
def open_movie_pipe(self): def open_movie_pipe(self):
name = str(self) name = str(self)
file_path = self.get_movie_file_path(name, ".mp4") file_path = self.get_movie_file_path(name, ".mp4")
print "Writing to %s"%file_path temp_file_path = file_path.replace(".mp4", "Temp.mp4")
print "Writing to %s"%temp_file_path
self.args_to_rename_file = (temp_file_path, file_path)
fps = int(1/self.frame_duration) fps = int(1/self.frame_duration)
height, width = self.camera.pixel_shape height, width = self.camera.pixel_shape
@ -421,13 +423,15 @@ class Scene(object):
'-c:v', 'libx264', '-c:v', 'libx264',
'-pix_fmt', 'yuv420p', '-pix_fmt', 'yuv420p',
'-loglevel', 'error', '-loglevel', 'error',
file_path, temp_file_path,
] ]
self.writing_process = sp.Popen(command, stdin=sp.PIPE) self.writing_process = sp.Popen(command, stdin=sp.PIPE)
def close_movie_pipe(self): def close_movie_pipe(self):
self.writing_process.stdin.close() self.writing_process.stdin.close()
self.writing_process.wait() self.writing_process.wait()
os.rename(*self.args_to_rename_file)