topic Re: How the g726 encode IPP functions support PLC ? in Intel® Integrated Performance Primitives https://community.intel.com/t5/Intel-Integrated-Performance/How-the-g726-encode-IPP-functions-support-PLC/m-p/923350#M15919 <DIV></DIV><P>Hi, Norman.</P><P>You absolutely right about G.711 codec. It has got VAD and PLC blocks. They were taken from G.729.</P><P>As for G.726. It hasn't got PLC (Packet Lost Concealment). USC implementation of G.726 just emulates lost packets with zeros inbitsream. You can use this emulation just passing NULL "in" pointer to the Decode() function.</P><P>Igor S. Belyakov</P> Thu, 08 Jun 2006 19:21:31 GMT Igor_B_Intel1 2006-06-08T19:21:31Z How the g726 encode IPP functions support PLC ? https://community.intel.com/t5/Intel-Integrated-Performance/How-the-g726-encode-IPP-functions-support-PLC/m-p/923349#M15918 <DIV>Hi ,</DIV><DIV>we work on the codec sample code.</DIV><DIV>It seems the g711 support the PLC.</DIV><DIV>Is that correct ?</DIV><DIV></DIV><DIV>How about the g726 ?</DIV><DIV>Because the encoding is</DIV><DIV>doing by a function ippsEncode_G726_16s8u</DIV><DIV>and it accept uniform PCM.</DIV><DIV>Is it the PLC need to bedone before the Encode function or</DIV><DIV>the Encode functioninclude some extra PLC</DIV><DIV></DIV><DIV>Thanks for anyone can answer this question</DIV><DIV></DIV><DIV>norman</DIV> Tue, 06 Jun 2006 02:08:19 GMT https://community.intel.com/t5/Intel-Integrated-Performance/How-the-g726-encode-IPP-functions-support-PLC/m-p/923349#M15918 sengacheng 2006-06-06T02:08:19Z Re: How the g726 encode IPP functions support PLC ? https://community.intel.com/t5/Intel-Integrated-Performance/How-the-g726-encode-IPP-functions-support-PLC/m-p/923350#M15919 <DIV></DIV><P>Hi, Norman.</P><P>You absolutely right about G.711 codec. It has got VAD and PLC blocks. They were taken from G.729.</P><P>As for G.726. It hasn't got PLC (Packet Lost Concealment). USC implementation of G.726 just emulates lost packets with zeros inbitsream. You can use this emulation just passing NULL "in" pointer to the Decode() function.</P><P>Igor S. Belyakov</P> Thu, 08 Jun 2006 19:21:31 GMT https://community.intel.com/t5/Intel-Integrated-Performance/How-the-g726-encode-IPP-functions-support-PLC/m-p/923350#M15919 Igor_B_Intel1 2006-06-08T19:21:31Z