Description: ThePaPer15abouttheresearehonalgorithmandtheimPlementationon
24bitfixed一 PointDSPchiP.ThePaPeralsoincludessomediseussionabout
theeodeoPtimizationtoreducethealgorithmeomPlexityandraisedthe
eodingeffieiency.50theresearehmainlyincludesthefollowingseveralParts:
First， translatetheexistingfixed一 PointCeodetoDSPaSSemblycode.
DuringthisProeesslettheProgramPasslotsoftestsequencestoguarantee
Proeedureaeeuracy.Second， aimingattheADSPZ181Processor’ 5characters
dosomeoPtimizationtoSPeexalgorithm.AfteroPtimization， SPeexeneoding
algorithm’ 5oPeratingsPeedhasbeenenhaneedabout40 .
SPeexsPeeeheodechasbeenusedinanactualVOIPPhoneterminal.
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speex_ENcode\Speex语音编解码算法及其在DSP上的实现.nh
speex_ENcode
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