def setUp(self) -> None:
super().setUp()
self.video_metadata = video_meta_data(width=1920,
height=1080,
dar=1.777777778,
par=1.0,
duration=300.0,
frame_rate=10.0,
frame_count=3000)
self.source_audio_duration = 200.0
self.source_sampling_rate = 48000
self.source_samples_count = (self.source_audio_duration *
self.source_sampling_rate)
self.source_audio_bitrate = 128000
self.audio_metadata = audio_meta_data(
duration=self.source_audio_duration,
sampling_rate=self.source_sampling_rate,
samples_count=self.source_samples_count,
bit_rate=self.source_audio_bitrate,
)
self.target_audio_bitrate = 64000
self.source = inputs.Input(
input_file='input.mp4',
streams=(inputs.Stream(VIDEO, meta=self.video_metadata),
inputs.Stream(AUDIO, meta=self.audio_metadata)))
self.output = outputs.output_file(
'output.mp4', codecs.VideoCodec('libx264'),
FdkAAC(bitrate=self.target_audio_bitrate))
self.input_list = inputs.InputList((self.source, ))
self.output_list = outputs.OutputList((self.output, ))
self.fc = FilterComplex(self.input_list, self.output_list)
def setUp(self) -> None:
super().setUp()
self.video_metadata = video_meta_data(width=1920,
height=1080,
dar=1.777777778,
par=1.0,
duration=300.0,
frame_rate=10.0,
frame_count=3000)
self.audio_metadata = audio_meta_data(duration=200.0,
sampling_rate=48000,
samples_count=200 * 48000)
self.source = inputs.Input(
input_file='input.mp4',
streams=(inputs.Stream(VIDEO, meta=self.video_metadata),
inputs.Stream(AUDIO, meta=self.audio_metadata)))
self.output = outputs.output_file('output.mp4',
codecs.VideoCodec('libx264'),
codecs.AudioCodec('libfdk_aac'))
self.input_list = inputs.InputList((self.source, ))
self.output_list = outputs.OutputList((self.output, ))
self.fc = FilterComplex(self.input_list, self.output_list)
def __post_init__(self) -> None:
"""
Fills internal shared structures for input and output files, and
initializes filter graph.
"""
self.__inputs = InputList()
if self.input:
if not isinstance(self.input, Input):
self.__inputs.append(Input(input_file=self.input))
else:
self.__inputs.append(self.input)
self.__outputs = OutputList()
if self.output:
if not isinstance(self.output, Output):
self.__outputs.append(Output(output_file=self.output))
else:
self.__outputs.append(self.output)
self.__filter_complex = FilterComplex(self.__inputs, self.__outputs)
# calling super() to freeze params.
super().__post_init__()
def fc_factory():
src = inputs.input_file("input.mp4", inputs.Stream(VIDEO))
dst = outputs.output_file('output.mp4')
fc = FilterComplex(inputs.InputList((src, )),
outputs.OutputList((dst, )))
return fc, src, dst