异构环境下不同种类的接入用户对流媒体的播放质量具有不同的要求。
Clients with different access bandwidths request different kinds of perceptual quality in the heterogeneous environment.
电视广告监播一般来讲需要了解广告的播放时间、播放质量、播放长度。
Commonly, the televising length, picture quality, and the televising time of the advertisement segments are wondered in television advertisement monitoring.
背景噪声几乎不会影响衣兜里的播放质量和录音质量，但它不能自动关机。
Background noise hardly affects the sound and recording from a pocket is perfectly possible, but it doesn't turn off automatically.
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