文件名称:4.8k_CELP
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语音CELP压缩解压源代码（C语音)- Pronunciation CELP compression decompression source code (C pronunciation) -
* 4800 bps CELP Characteristics
*
* Spectrum Pitch Code Book
* ------------- --------------- -----------------
* Update 30 ms 30/4 = 7.5 ms 30/4 = 7.5 ms
* ll=240 lp=60 l=60
*
* Order 10 256 (max) x 60 512 (max) x 60
* 1 gain 1 gain
*
* Analysis Open loop Closed loop Closed loop
* Correlation Modified MSPE MSPE VQ
* 30 ms Hamming VQ, weight=0.8 weight=0.8
* no preemphasis range 20 to 147 shift by 2
* 15 Hz BW exp (w/ fractions) 77 sparsity
*
* Bits per 34 indep LSP index: 8+6+8+6 index: 9*4
* fr a me [3444433333] gain(-1,2): 5*4 gain(+/-): 5*4
*
* Bit Rate 1133.3 bps 1600 bps 1866.67 bps
*
* NOTE: The remaining 200 bps are used as follows: 1 bit per fr a me
* for synchronizatio
* 4800 bps CELP Characteristics
*
* Spectrum Pitch Code Book
* ------------- --------------- -----------------
* Update 30 ms 30/4 = 7.5 ms 30/4 = 7.5 ms
* ll=240 lp=60 l=60
*
* Order 10 256 (max) x 60 512 (max) x 60
* 1 gain 1 gain
*
* Analysis Open loop Closed loop Closed loop
* Correlation Modified MSPE MSPE VQ
* 30 ms Hamming VQ, weight=0.8 weight=0.8
* no preemphasis range 20 to 147 shift by 2
* 15 Hz BW exp (w/ fractions) 77 sparsity
*
* Bits per 34 indep LSP index: 8+6+8+6 index: 9*4
* fr a me [3444433333] gain(-1,2): 5*4 gain(+/-): 5*4
*
* Bit Rate 1133.3 bps 1600 bps 1866.67 bps
*
* NOTE: The remaining 200 bps are used as follows: 1 bit per fr a me
* for synchronizatio
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下载文件列表
4.8k_celp
.........\actorc.c
.........\autodbn.c
.........\autohf.c
.........\autohfr.c
.........\biterror.c
.........\bitperm.h
.........\bitprot.h
.........\bwexp.c
.........\cbsearch.c
.........\ccsub.h
.........\celp.c
.........\cgain.c
.........\cli.c
.........\clip.c
.........\codebook.h
.........\confg.c
.........\cor.c
.........\csub.c
.........\dcodcbg.c
.........\dcodcbi.c
.........\dcodpg.c
.........\dcodtau.c
.........\delay.c
.........\delaynr.c
.........\dist.c
.........\disto.c
.........\durbin.c
.........\find.c
.........\gaincode.c
.........\ham.c
.........\hamming.c
.........\hexline.c
.........\impulse.c
.........\intanaly.c
.........\intsynth.c
.........\iodisk.c
.........\ldelay.c
.........\ldelnr.c
.........\lsp34.c
.........\lsptopc.c
.........\makefile
.........\mark.c
.........\mexcite.c
.........\movefr.c
.........\mtrxgen.c
.........\noise2.c
.........\pack.c
.........\packtau.c
.........\pctolsp2.c
.........\pctolsp3.c
.........\pctorc.c
.........\pddecode.h
.........\pdelay.h
.........\pdencode.h
.........\pgain.c
.........\pitchvq.c
.........\polefilt.c
.........\postfilt.c
.........\prefilt.c
.........\psearch.c
.........\ptcode.c
.........\random.c
.........\rctoac.c
.........\rctopc.c
.........\rderr.c
.........\README
.........\round.c
.........\save_sg.c
.........\segsnr.c
.........\setr.c
.........\sgclos.h
.........\sgeblk.h
.........\sgopen.h
.........\smcbg.c
.........\smpg.c
.........\smt.c
.........\spd2.c
.........\spd3.c
.........\specdist.c
.........\submult.h
.........\unpack.c
.........\variance.c
.........\vdecode.c
.........\wrerr.c
.........\zerofilt.c