simon/brd
Archived
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Use byteoder’s LE type alias

Browse source
This commit is contained in:
Simon Bruder 2020-07-04 23:22:51 +02:00
parent 19eebdc345
commit 5e8723c79a
No known key found for this signature in database
GPG key ID: 6F03E0000CC5B62F
1 changed files with 17 additions and 20 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
src/xact3/adpcm.rs
View file

@ -1,7 +1,7 @@
use std::convert::TryInto;
use std::io::{Cursor, Write};
use byteorder::{LittleEndian, WriteBytesExt};
use byteorder::{WriteBytesExt, LE};
use log::{debug, trace};
use thiserror::Error;
@ -45,23 +45,20 @@ impl WaveChunk for WaveFormat {
fn to_chunk(&self) -> Vec<u8> {
let mut buf = Cursor::new(Vec::new());
write!(buf, "fmt ").unwrap();
buf.write_u32::<LittleEndian>(2 + 2 + 4 + 4 + 2 + 2 + 2 + 2 + 2 + 4 * COEFFS.len() as u32)
buf.write_u32::<LE>(2 + 2 + 4 + 4 + 2 + 2 + 2 + 2 + 2 + 4 * COEFFS.len() as u32)
.unwrap();
buf.write_u16::<LittleEndian>(2).unwrap(); // WAVE_FORMAT_ADPCM
buf.write_u16::<LittleEndian>(self.n_channels).unwrap();
buf.write_u32::<LittleEndian>(self.n_samples_per_sec)
.unwrap();
buf.write_u32::<LittleEndian>(self.n_avg_bytes_per_sec)
.unwrap();
buf.write_u16::<LittleEndian>(self.n_block_align).unwrap();
buf.write_u16::<LittleEndian>(4).unwrap(); // wBitsPerSample
buf.write_u16::<LittleEndian>(32).unwrap(); // cbSize
buf.write_u16::<LittleEndian>(self.n_samples_per_block)
.unwrap();
buf.write_u16::<LittleEndian>(7).unwrap(); // wNumCoeff
buf.write_u16::<LE>(2).unwrap(); // WAVE_FORMAT_ADPCM
buf.write_u16::<LE>(self.n_channels).unwrap();
buf.write_u32::<LE>(self.n_samples_per_sec).unwrap();
buf.write_u32::<LE>(self.n_avg_bytes_per_sec).unwrap();
buf.write_u16::<LE>(self.n_block_align).unwrap();
buf.write_u16::<LE>(4).unwrap(); // wBitsPerSample
buf.write_u16::<LE>(32).unwrap(); // cbSize
buf.write_u16::<LE>(self.n_samples_per_block).unwrap();
buf.write_u16::<LE>(7).unwrap(); // wNumCoeff
for coef_set in COEFFS {
buf.write_i16::<LittleEndian>(coef_set.0).unwrap();
buf.write_i16::<LittleEndian>(coef_set.1).unwrap();
buf.write_i16::<LE>(coef_set.0).unwrap();
buf.write_i16::<LE>(coef_set.1).unwrap();
}
buf.into_inner()
}
@ -75,8 +72,8 @@ impl WaveChunk for WaveFact {
fn to_chunk(&self) -> Vec<u8> {
let mut buf = Cursor::new(Vec::new());
write!(buf, "fact").unwrap();
buf.write_u32::<LittleEndian>(4).unwrap();
buf.write_u32::<LittleEndian>(self.length_samples).unwrap();
buf.write_u32::<LE>(4).unwrap();
buf.write_u32::<LE>(self.length_samples).unwrap();
buf.into_inner()
}
}
@ -89,7 +86,7 @@ impl WaveChunk for RIFFHeader {
fn to_chunk(&self) -> Vec<u8> {
let mut buf = Cursor::new(Vec::new());
write!(buf, "RIFF").unwrap();
buf.write_u32::<LittleEndian>(self.file_size).unwrap();
buf.write_u32::<LE>(self.file_size).unwrap();
write!(buf, "WAVE").unwrap();
buf.into_inner()
}
@ -123,7 +120,7 @@ pub fn build_wav(format: WaveFormat, data: &[u8]) -> Result<Vec<u8>, Error> {
buf.write_all(&fact.to_chunk()).unwrap();
write!(buf, "data").unwrap();
buf.write_u32::<LittleEndian>(length).unwrap();
buf.write_u32::<LE>(length).unwrap();
buf.write_all(data).unwrap();
Ok(buf.into_inner())