Kamil

Incorrect total_duration while using symphonia features

1

While using rodio with symphonia features enabled values reported by [Decoder::total_duration](https://docs.rs/rodio/latest/rodio/decoder/struct.Decoder.html#method.total_duration) are incorrect. It works fine while using other backends. Calculating it with symphonia directly also return correct value. Minimum...

Add checked operations for integer based newtypes

1

This PR implements checked arithmetic operations for newtypes whose inner types are integers. It adds an attribute, similar to `new_unchecked` that enable this. I considered implementing this as a `num_traits`...