shithub: openh264

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ref: 855d1cf8c20e2259e1330288e9bca859215abe56
parent: 8b1206001c27db9828a659f07963154d74cbc41c
author: sijchen <[email protected]>
date: Mon Feb 15 06:54:51 EST 2016

add input parameter check as protection for an encoder interface

--- a/codec/encoder/core/src/encoder_ext.cpp
+++ b/codec/encoder/core/src/encoder_ext.cpp
@@ -3423,6 +3423,10 @@
 }
 
 int32_t WelsEncoderEncodeParameterSets (sWelsEncCtx* pCtx, void* pDst) {
+  if (NULL == pCtx || NULL == pDst) {
+    return ENC_RETURN_UNEXPECTED;
+  }
+
   SFrameBSInfo* pFbi          = (SFrameBSInfo*)pDst;
   SLayerBSInfo* pLayerBsInfo  = &pFbi->sLayerInfo[0];
   int32_t iCountNal           = 0;