我是 Lounorm 滤波器的新手。我已经成功地使用它使文件更安静,但我无法让它更响亮。
传递 1 个命令:
ffmpeg -i in.wav -af loudnorm=I=-16:TP=-1.5:LRA=11:print_format=json -f null -
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输出:
{
"input_i" : "-23.54",
"input_tp" : "-7.96",
"input_lra" : "0.00",
"input_thresh" : "-34.17",
"output_i" : "-23.09",
"output_tp" : "-7.51",
"output_lra" : "0.00",
"output_thresh" : "-33.72",
"normalization_type" : "linear",
"target_offset" : "7.09"
}
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传递2命令:
ffmpeg -y -i in.wav -af loudnorm=I=-16:TP=-1.5:LRA=11:measured_I=-23.54:measured_TP=-7.96:measured_LRA=0.00:measured_thresh=-34.17:offset=7.09:linear=true:print_format=summary -ar 16k out.wav
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输出:
Input Integrated: -23.5 LUFS
Input True Peak: -8.0 dBTP
Input LRA: 0.0 LU
Input Threshold: -34.2 LUFS
Output Integrated: -23.1 LUFS
Output …Run Code Online (Sandbox Code Playgroud)