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A process for the dynamic adaptation of an audio - decoding procedure

机译:动态适配音频解码过程的过程

摘要

A method for dynamic arrangement of a plurality of tasks in a digital signal processor (dsp), wherein each task, an interrupt and a priority is assigned with the following steps:Receiving first audio - information;Performing an audio - - task of the decoding device, provided that no interrupt with a higher priority than the priority of the audio - - task of the decoding device interrupts the dsp, comprising the steps of:Determining a remaining time, when the dsp the first audio - information is converted into second audio - information;Segmenting of the second audio - information in two areas, according to the remaining time, if the remaining time is shorter than a predetermined time interval, wherein the two areas a remaining region and a ignored region, the ignored region of the even or odd number of sub-bands instead of the higher frequency under ribbons;Analyzing the remaining region in the spectral range; andTo synthesize region of the analyzed.
机译:一种用于在数字信号处理器(dsp)中动态安排多个任务的方法,其中,每个任务,一个中断和一个优先级分配有以下步骤:接收第一音频信息;执行音频解码任务装置,前提是没有比音频的优先级更高优先级的中断-解码装置的任务中断dsp,包括以下步骤:确定在dsp时将第一音频信息转换为第二音频的剩余时间-信息;第二音频的分段-根据剩余时间在两个区域中的信息,如果剩余时间短于预定时间间隔,其中两个区域为剩余区域和被忽略区域,则被忽略区域为偶数或奇数个子带,而不是色带下的较高频率;分析频谱范围内的其余区域;并合成被分析区域。

著录项

  • 公开/公告号DE102007036461B4

    专利类型

  • 公开/公告日2010-04-08

    原文格式PDF

  • 申请/专利权人

    申请/专利号DE20071036461

  • 发明设计人

    申请日2007-08-01

  • 分类号G06F9/48;H04R5/04;G11B20/10;

  • 国家 DE

  • 入库时间 2022-08-21 18:29:03

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