src/Tools/psxfileconv/Cargo.toml

@@ -13,4 +13,5 @@ image       = "0.24.7"
 hound       = "3.5.1"
 paste       = "1.0.14"
 png         = "0.17.10"
+symphonia   = "0.5.4"
 tool_helper = {path = "../tool_helper"}

src/Tools/psxfileconv/src/audio/my_xa/mod.rs

@@ -1,6 +1,18 @@
+mod raw_audio;
+
 use std::io::Write;
+use symphonia::core::audio::SampleBuffer;
 use tool_helper::{Error, Input};
 
-pub fn convert(_input: Input, _output: &mut dyn Write) -> Result<(), Error> {
+use symphonia::core::codecs::{DecoderOptions, CODEC_TYPE_NULL};
+use symphonia::core::errors::Error as SymError;
+use symphonia::core::formats::FormatOptions;
+use symphonia::core::io::MediaSourceStream;
+use symphonia::core::meta::MetadataOptions;
+use symphonia::core::probe::Hint;
+
+pub fn convert(input: Input, _output: &mut dyn Write) -> Result<(), Error> {
+    raw_audio::load_raw_audio(input)?;
+
     Err(Error::not_implemented("XA conversion"))
 }

src/Tools/psxfileconv/src/audio/my_xa/raw_audio.rs

@@ -0,0 +1,80 @@
+use std::io::Write;
+use clap::error::ErrorKind;
+use symphonia::core::audio::SampleBuffer;
+use tool_helper::{Error, Input};
+
+use symphonia::core::codecs::{DecoderOptions, CODEC_TYPE_NULL};
+use symphonia::core::errors::Error as SymError;
+use symphonia::core::formats::FormatOptions;
+use symphonia::core::io::MediaSourceStream;
+use symphonia::core::meta::MetadataOptions;
+use symphonia::core::probe::Hint;
+
+pub struct RawAudio {
+
+}
+
+pub fn load_raw_audio(input: Input) -> Result<RawAudio, Error> {
+    let media_stream = MediaSourceStream::new(Box::new(load_to_ram(input)?), Default::default());
+    let probed       = symphonia::default::get_probe().format(&Hint::new(), media_stream, &FormatOptions::default(), &MetadataOptions::default()).expect("unsupported format");
+    let mut format   = probed.format;
+    let track        = format.tracks().iter().find(|t| t.codec_params.codec != CODEC_TYPE_NULL).expect("no supported audio tracks");
+    
+    // Use the default options for the decoder.
+    let dec_opts: DecoderOptions = Default::default();
+
+    // Create a decoder for the track.
+    let mut decoder = symphonia::default::get_codecs().make(&track.codec_params, &dec_opts).expect("unsupported codec");
+    
+    // Store the track identifier, it will be used to filter packets.
+    let track_id = track.id;
+
+    // The decode loop.
+    loop {
+        // Get the next packet from the media format.
+        let packet = match format.next_packet() {
+            Ok(packet) => packet,
+            Err(SymError::ResetRequired) => {
+                return Err(Error::not_implemented("Miau"));
+            }
+            Err(SymError::IoError(err)) => {
+                // A unrecoverable error occurred, halt decoding.
+                if err.kind() == std::io::ErrorKind::UnexpectedEof {
+                    return Err(Error::not_implemented("Miau2"));
+                }
+
+                else {
+                    panic!("{}", err); 
+                }
+            }
+            Err(err) => {
+                // A unrecoverable error occurred, halt decoding.
+                panic!("{}", err);
+            }
+        };
+
+        // Consume any new metadata that has been read since the last packet.
+        while !format.metadata().is_latest() {
+            // Pop the old head of the metadata queue.
+            format.metadata().pop();
+
+            // Consume the new metadata at the head of the metadata queue.
+        }
+
+        // If the packet does not belong to the selected track, skip over it.
+        if packet.track_id() != track_id {
+            continue;
+        }
+
+        // Decode the packet into audio samples.
+        let packet = decoder.decode(&packet).expect("Urgh");
+        println!(">>>");
+    }
+}
+
+fn load_to_ram(mut input: Input) -> Result<std::io::Cursor<Vec<u8>>, Error> {
+    let mut buffer = Vec::default();
+    
+    input.read_to_end(&mut buffer)?;
+    Ok(std::io::Cursor::new(buffer))
+}