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In progress format plumbing

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This commit is contained in:
Jamie Hardt
2021-01-05 00:32:09 -08:00
parent 53fcecfc45
commit 319845ae49
5 changed files with 76 additions and 29 deletions
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5
src/wavewriter.rs
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@@ -26,7 +26,7 @@ impl<W> AudioFrameWriter<W> where W: Write + Seek {
AudioFrameWriter { inner }
}
fn write_integer_frames_to_buffer(&self, from_frames :&[i32], to_buffer : &mut Vec<u8>) -> () {
fn write_integer_frames_to_buffer(&self, from_frames :&[i32], to_buffer : &mut [u8]) -> () {
assert!(from_frames.len() % self.inner.inner.format.channel_count as usize == 0,
"frames buffer does not contain a number of samples % channel_count == 0");
self.inner.inner.format.pack_frames(&from_frames, to_buffer);
@@ -40,7 +40,8 @@ impl<W> AudioFrameWriter<W> where W: Write + Seek {
/// This function will panic if `buffer.len()` modulo the Wave file's channel count
/// is not zero.
pub fn write_integer_frames(&mut self, buffer: &[i32]) -> Result<u64,Error> {
let mut write_buffer = vec![0u8; 0];
let mut write_buffer = self.inner.inner.format
.create_raw_buffer(buffer.len() / self.inner.inner.format.channel_count as usize);
self.write_integer_frames_to_buffer(&buffer, &mut write_buffer);