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8168 swms影响清晰度的问题



使用swms对画面进行1:1或者其他比例的缩放

发现1:1的情况 跟没有swms bypass的情况相比 清晰度差很多 

打开swms里面的scalar的bypas代码如下:

在SwMsLink_drvCreateScDrv里面的bypass修改如下

pDrvChPrm->scCfg->bypass = true;

Vps_printf("%s @%d >>>> scalr drv bypass :%s \n", __FUNCTION__,__LINE__,pObj->createArgs.instBypass?"TRUE":"FALSE");

pDrvChPrm->scCfg->nonLinear = FALSE;

pDrvChPrm->scCfg->stripSize = 0; pDrvChPrm->scCfg->vsType = VPS_SC_VST_POLYPHASE;

pDrvChPrm->scCfg->hsType = VPS_SC_HST_AUTO;

pDrvChPrm->scCfg->enablePeaking = TRUE;

问题: 为什么1:1的比例 经过swms的scalar会导致清晰度降低 有没有办法可以改善这种情况 比如调整scalar的某个参数