2024-11-27 11:22:19 +08:00

112 lines
3.0 KiB
Python

class FfmpegTask(object):
def __init__(self, input_file, task_type='copy', output_file=''):
if type(input_file) is str:
self.input_file = [input_file]
elif type(input_file) is list:
self.input_file = input_file
else:
self.input_file = []
self.task_type = task_type
self.output_file = output_file
self.mute = True
self.speed = 1
self.subtitles = []
self.luts = []
self.audios = []
self.overlays = []
self.annexb = False
def __repr__(self):
_str = f'FfmpegTask(input_file={self.input_file}, task_type={self.task_type}'
if len(self.luts) > 0:
_str += f', luts={self.luts}'
if len(self.audios) > 0:
_str += f', audios={self.audios}'
if len(self.overlays) > 0:
_str += f', overlays={self.overlays}'
if self.annexb:
_str += f', annexb={self.annexb}'
if self.mute:
_str += f', mute={self.mute}'
return _str + ')'
def analyze_input_render_tasks(self):
for i in self.input_file:
if type(i) is str:
continue
elif type(i) is FfmpegTask:
if i.need_run():
yield i
def need_run(self):
"""
判断是否需要运行
:rtype: bool
:return:
"""
if self.annexb:
return True
# TODO: copy from url
return not self.check_can_copy()
def add_inputs(self, *inputs):
self.input_file.extend(inputs)
def add_overlay(self, *overlays):
self.overlays.extend(overlays)
self.correct_task_type()
def add_audios(self, *audios):
self.audios.extend(audios)
self.correct_task_type()
self.check_audio_track()
def add_lut(self, *luts):
self.luts.extend(luts)
self.correct_task_type()
def get_output_file(self):
if self.task_type == 'copy':
return self.input_file
return self.output_file
def correct_task_type(self):
if self.check_can_copy():
self.task_type = 'copy'
elif self.check_can_concat():
self.task_type = 'concat'
else:
self.task_type = 'encode'
def check_can_concat(self):
if len(self.luts) > 0:
return False
if len(self.overlays) > 0:
return False
if len(self.subtitles) > 0:
return False
if self.speed != 1:
return False
return True
def check_can_copy(self):
if len(self.luts) > 0:
return False
if len(self.overlays) > 0:
return False
if len(self.subtitles) > 0:
return False
if self.speed != 1:
return False
if len(self.audios) > 1:
return False
if len(self.input_file) > 1:
return False
return True
def check_audio_track(self):
if len(self.audios) > 0:
self.mute = False