论文部分内容阅读
3整体压缩许多音源信号的响度起伏常常是不需要的,尤其是话筒拾取的人声。出现不需要的响度起伏通常有2个原因,一个是未经预演的声源信号意外出现,使调音操作措手不及,另一个是话筒与声源的距离产生不可预料的改变。
3 Overall Compression Loudness ups and downs of many audio sources are often not required, especially for the human voice picked up by the microphone. Unusual loudness ups and downs usually occur for two reasons. One is the unexpected appearance of an unpredicted source signal, which makes the tuning operation a surprise. The other is the unpredictable change in the distance between the microphone and the sound source.