fix: typedarray perf (#3316)
fix: typedarray perf (#3316)

* fix: typedarray perf

* fix: add missing Math.round

Co-authored-by: hhstuhacker <e6948b00423af86f5083a430a0a3945bd05f414f@gmail.com>
tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs