melp-MATLAB
所属分类：语音压缩
开发工具：matlab
文件大小：726KB
下载次数：688
上传日期：2005-07-03 11:25:21
上 传 者：
大猫大
说明： 采用MELP编制的压缩与解码程序，在MATLAB环境下可直接运行，语音2.4kb/s
(MELP (Mixed-Excitation Linear Predictive) Vocoder is a new 2400 bps Federal standard speech coder. This Matlab code of MELP can run directly in MATLAB condition. )
文件列表:
melp-MATLAB\common\CODEBOOK_FMCQ1.m (12858, 2003-03-24)
melp-MATLAB\common\CODEBOOK_FMCQ2.m (14299, 2003-03-24)
melp-MATLAB\common\coeff.m (4667, 2003-03-21)
melp-MATLAB\common\d_lsf.m (331, 2002-05-14)
melp-MATLAB\common\melp_bandpass.m (2689, 2002-03-05)
melp-MATLAB\common\melp_lsf2lpc.m (463, 2003-03-23)
melp-MATLAB\common\stage.m (37180, 2003-03-24)
melp-MATLAB\common (0, 2005-06-15)
melp-MATLAB\decode\CODEBOOK_FMCQ1.m (12858, 2003-03-24)
melp-MATLAB\decode\CODEBOOK_FMCQ2.m (14299, 2003-03-24)
melp-MATLAB\decode\coeff.m (4667, 2003-03-21)
melp-MATLAB\decode\d_ase.m (752, 2002-07-08)
melp-MATLAB\decode\d_disp.m (215, 2002-06-28)
melp-MATLAB\decode\d_ga.m (179, 2002-06-28)
melp-MATLAB\decode\d_gains.m (512, 2003-03-26)
melp-MATLAB\decode\d_init.m (878, 2003-03-26)
melp-MATLAB\decode\d_k1.m (202, 2003-03-26)
melp-MATLAB\decode\d_lps.m (243, 2002-06-28)
melp-MATLAB\decode\d_lsf.m (331, 2002-05-14)
melp-MATLAB\decode\d_mix.m (717, 2002-06-28)
melp-MATLAB\decode\d_pdfs.m (1002, 2003-02-26)
melp-MATLAB\decode\inversedmale.wav (87164, 2005-06-23)
melp-MATLAB\decode\melp_bandpass.m (2689, 2002-03-05)
melp-MATLAB\decode\melp_decoder.m (2284, 2003-03-26)
melp-MATLAB\decode\melp_lsf2lpc.m (463, 2003-03-23)
melp-MATLAB\decode\noise_est.m (225, 2003-03-26)
melp-MATLAB\decode\noise_sup.m (336, 2003-03-26)
melp-MATLAB\decode\stage.m (37180, 2003-03-24)
melp-MATLAB\decode (0, 2005-06-23)
melp-MATLAB\encode\alert.wav (1837, 2004-12-29)
melp-MATLAB\encode\CODEBOOK_FMCQ1.m (12858, 2003-03-24)
melp-MATLAB\encode\CODEBOOK_FMCQ2.m (14299, 2003-03-24)
melp-MATLAB\encode\coeff.asv (4737, 2005-06-23)
melp-MATLAB\encode\coeff.m (4732, 2005-06-23)
melp-MATLAB\encode\dc_rmv.m (595, 2003-03-23)
melp-MATLAB\encode\double_ck.m (975, 2003-03-23)
melp-MATLAB\encode\double_ver.m (300, 2003-03-23)
melp-MATLAB\encode\d_lsf.m (331, 2002-05-14)
melp-MATLAB\encode\find_harm.m (659, 2003-03-23)
... ...
解码的输入为一个结构数组c（c的格式和编码的同一）
c必须先在工作空间中存在
运行melp_decoder可以得到解码结果数组v
plot(v)可以观察波形
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