audio 0.2.1

A crate for working with audio in Rust
Documentation 
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//! Utilities for manipulating audio buffers.

use audio_core::{Buf, BufMut, ReadBuf, Translate, WriteBuf};

/// Copy the shared remaining frames from `from` into `to`.
///
/// This will copy the minimum number of frames between [ReadBuf::remaining] and
/// [WriteBuf::remaining_mut], and advance the provided buffers appropriately
/// using [ReadBuf::advance] and [WriteBuf::advance_mut].
pub fn copy_remaining<I, O>(mut from: I, mut to: O)
where
    I: ReadBuf + Buf,
    O: WriteBuf + BufMut<Sample = I::Sample>,
    I::Sample: Copy,
{
    let len = usize::min(from.remaining(), to.remaining_mut());
    crate::buf::copy(&from, &mut to);
    from.advance(len);
    to.advance_mut(len);
}

/// Translate the shared remaining frames from `from` into `to`.
///
/// Samples will be translated through the [Translate] trait.
///
/// This will translate the minimum number of frames between
/// [ReadBuf::remaining] and [WriteBuf::remaining_mut], and advance the provided
/// buffers appropriately using [ReadBuf::advance] and [WriteBuf::advance_mut].
pub fn translate_remaining<I, O>(mut from: I, mut to: O)
where
    I: ReadBuf + Buf,
    O: WriteBuf + BufMut,
    O::Sample: Translate<I::Sample>,
    I::Sample: Copy,
{
    let len = usize::min(from.remaining(), to.remaining_mut());
    crate::buf::translate(&from, &mut to);
    from.advance(len);
    to.advance_mut(len);
}