Add support for rocDecCreateDecoder API (#28)

* Add support for rocDecCreateDecoder API

* check the decoder config support before initializing the vaapi

* rename RocdecDecoderCreateInfo to RocDecoderCreateInfo

* fix a typo

[ROCm/rocdecode commit: 32f854c159]

projects/rocdecode/utils/rocvideodecode/roc_video_dec.cpp

@@ -257,7 +257,7 @@ int RocVideoDecoder::HandleVideoSequence(RocdecVideoFormat *pVideoFormat) {
     }
     video_format_ = *pVideoFormat;
 
-    RocdecDecoderCreateInfo videoDecodeCreateInfo = { 0 };
+    RocDecoderCreateInfo videoDecodeCreateInfo = { 0 };
     videoDecodeCreateInfo.CodecType = pVideoFormat->codec;
     videoDecodeCreateInfo.ChromaFormat = pVideoFormat->chroma_format;
     videoDecodeCreateInfo.OutputFormat = video_surface_format_;