* rocDecode/HEVC: Added empty NAL detection. (#452)

[ROCm/rocdecode commit: b3f8fec41b]

projects/rocdecode/src/parser/hevc_parser.cpp

@@ -566,7 +566,7 @@ ParserResult HevcVideoParser::ParsePictureData(const uint8_t* p_stream, uint32_t
             return ret;
         }
         // Parse the NAL unit
-        if (nal_unit_size_) {
+        if (nal_unit_size_ >= 5) {
             // start code + NAL unit header = 5 bytes
             int ebsp_size = nal_unit_size_ - 5 > RBSP_BUF_SIZE ? RBSP_BUF_SIZE : nal_unit_size_ - 5; // only copy enough bytes for header parsing