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Restructre writing of VAG file

This commit is contained in:
Jaby 2024-10-17 22:15:03 +02:00
parent c6651dc034
commit 5aa0364753
2 changed files with 12 additions and 17 deletions
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20
src/Tools/psxfileconv/src/audio/my_vag/mod.rs
View File

@ -9,25 +9,17 @@ pub fn convert(input: Input, output: &mut dyn Write) -> Result<(), Error> {
let wav_header = wav_file.spec();
validate(&wav_header)?;
let mut samples = Vec::new();
let mut sample_count = 0;
let vagadpcm_samples = VAGHeader::expected_vagadpcm_samples(wav_file.len()) + 1;
let mut lpc = LPC::empty();
let mut lpc = LPC::empty();
tool_helper::raw::write_raw(output, &VAGHeader::create(vagadpcm_samples, wav_header.sample_rate, "Planschi"))?;
for adpcm_sample in MonoADPCMIterator::create(wav_file.samples::<i16>()) {
let (vagadpcm, new_lpc) = VAGADPCM::create(adpcm_sample?, lpc);
samples.push(vagadpcm);
tool_helper::raw::write_raw(output, &vagadpcm)?;
lpc = new_lpc;
sample_count += 1;
}
samples.push(VAGADPCM::end());
sample_count += 1;
// TODO: Restructure
tool_helper::raw::write_raw(output, &VAGHeader::create(sample_count, wav_header.sample_rate, "Planschi"))?;
for sample in samples {
tool_helper::raw::write_raw(output, &sample)?;
}
tool_helper::raw::write_raw(output, &VAGADPCM::end())?;
Ok(())
}

9
src/Tools/psxfileconv/src/audio/my_vag/types.rs
View File

@ -20,10 +20,13 @@ impl VAGHeader {
const RESERVED: u32 = 0;
const RESERVED2: [u8; 12] = [0; 12];
// TODO: Ensure big endianes
pub fn create(vagadpcm_samples: usize, sampling_frequency: u32, _name: &str) -> VAGHeader {
pub fn expected_vagadpcm_samples(adpcm_samples: u32) -> u32 {
((adpcm_samples as usize + (VAGADPCM::ADPCM_SAMPLES_PER_VAGADPCM - 1))/VAGADPCM::ADPCM_SAMPLES_PER_VAGADPCM) as u32
}
pub fn create(vagadpcm_samples: u32, sampling_frequency: u32, _name: &str) -> VAGHeader {
// TODO: Support naming feature
let data_size = (vagadpcm_samples*VAGADPCM::SIZE) as u32;
let data_size = vagadpcm_samples*VAGADPCM::SIZE as u32;
let name = ['A' as u8; 16];
VAGHeader{