Merge branch 'main' of github.com:pytorch/torchcodec into refactor_seek

Author: scotts

src/torchcodec/decoders/_core/VideoDecoder.h

@@ -378,7 +378,7 @@ class VideoDecoder {
   std::set<int> activeStreamIndices_;
   // True when the user wants to seek. The actual pts values to seek to are
   // stored in the per-stream metadata in discardFramesBeforePts.
-  bool hasDesiredPts_;
+  bool hasDesiredPts_ = false;
 
   // Stores various internal decoding stats.
   DecodeStats decodeStats_;

src/torchcodec/decoders/_core/VideoDecoderOps.cpp

@@ -168,7 +168,7 @@ void _add_video_stream(
   if (device.has_value()) {
     if (device.value() == "cpu") {
       options.device = torch::Device(torch::kCPU);
-    } else if (device.value().starts_with("cuda")) {
+    } else if (device.value().rfind("cuda", 0) == 0) { // starts with "cuda"
       std::string deviceStr(device.value());
       options.device = torch::Device(deviceStr);
     } else {