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大家好,我是新近开始研究音频的,因为攻读学位的缘故在这个领域可能会有至少三年的研究,在这里找到很难得的MPEG-2标准文档,非常感激,也把自己收集到的关于MPEG-4音频的文档也传上来希望对大家的研究和工作能有所帮助。
这是文档的组成:
MPEG-4 Audio comprises 6 subparts:
Subpart 1: Main
Subpart 2: Parametric Coding
Subpart 3: CELP Coding
Subpart 4: Time/Frequency Coding
Subpart 5: Structured Audio
Subpart 6: Text to Speech
For reasons of managability of large documents, the CD is divided in several files:
1. w2203: The master file, containing general introduction and description of tools for other
functionalities (this file)
2. w2203par: Contains the description of Subpart 2.
3. w2203cel: Contains the description of Subpart 3.
4. w2203tft: Contains the tool descriptions of Subpart 4.
5. w2203tfs: Contains the syntax part of Subpart 4.
6. w2203tfa: Contains the informative part of Subpart 4.
7. w2203sa: Contains the description of Subpart 5.
8. w2203tts: Contains the description of Subpart 6.
For each of the five coding schemes as well as for the tools for other functionalities, there is a section
containing a normative part (description of the syntax and the decoding process) and an informative
annex with encoder and interface description. In addition there are two files containing very large
tables. These are:
9.w2203tvq Twin-VQ vector quantizer tables (Subpart 4).
10.w2203pvq Parametric coder vector quantizer tables (Subpart 2).
总共是10+1(isoiec14496-3.pdf)个PDF文件。为了查找方便我对前其中十个做了重命名,但是大家应该能够对号入座。有一些我还按目录做了标签(有点不规整)。
【文件名】:07517@52RD_mpeg414496-3.rar
【格 式】:rar
【大 小】:3188K
【简 介】:
【目 录】:
[br]<p align=right><font color=red>+5 RD币</font></p> |
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