Création d'un décodeur générique
This commit is contained in:
1
.gitignore
vendored
1
.gitignore
vendored
@@ -13,6 +13,7 @@
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**/*.aiff
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**/*.wav
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**/*.opus
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**/*.mp4
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xxx
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/dcai/
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**/.pmomusic.yml
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@@ -20,9 +20,7 @@ use tokio::{
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use crate::{
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common::ChannelReader,
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decoder_common::{
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spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE,
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},
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decoder_common::{spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE},
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pcm::StreamInfo,
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stream::ManagedAsyncReader,
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};
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@@ -221,7 +219,9 @@ where
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}
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let form_type = <[u8; 4]>::try_from(&form_header[8..12]).unwrap();
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if form_type != *b"AIFF" && form_type != *b"AIFC" {
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return Err(AiffError::Decode("unsupported FORM type (expected AIFF/AIFC)".into()));
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return Err(AiffError::Decode(
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"unsupported FORM type (expected AIFF/AIFC)".into(),
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));
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}
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let mut comm_chunk: Option<CommChunk> = None;
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@@ -234,7 +234,8 @@ where
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Err(err) => return Err(err),
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};
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let chunk_id = <[u8; 4]>::try_from(&header[..4]).unwrap();
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let chunk_size = u32::from_be_bytes([header[4], header[5], header[6], header[7]]) as usize;
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let chunk_size =
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u32::from_be_bytes([header[4], header[5], header[6], header[7]]) as usize;
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let padded_size = if chunk_size % 2 == 0 {
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chunk_size
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@@ -258,7 +259,9 @@ where
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let compression = if form_type == *b"AIFC" {
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if data.len() < 22 {
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return Err(AiffError::Decode("AIFC COMM chunk missing compression type".into()));
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return Err(AiffError::Decode(
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"AIFC COMM chunk missing compression type".into(),
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));
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}
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match &data[18..22] {
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b"NONE" => Compression::BigEndianPcm,
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@@ -290,13 +293,15 @@ where
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}
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}
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b"SSND" => {
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let comm = comm_chunk
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.as_ref()
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.ok_or_else(|| AiffError::Decode("SSND chunk encountered before COMM".into()))?;
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let comm = comm_chunk.as_ref().ok_or_else(|| {
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AiffError::Decode("SSND chunk encountered before COMM".into())
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})?;
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let header = aiff_reader.read_exact_vec(8)?;
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let offset = u32::from_be_bytes([header[0], header[1], header[2], header[3]]) as usize;
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let _block_size = u32::from_be_bytes([header[4], header[5], header[6], header[7]]) as usize;
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let offset =
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u32::from_be_bytes([header[0], header[1], header[2], header[3]]) as usize;
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let _block_size =
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u32::from_be_bytes([header[4], header[5], header[6], header[7]]) as usize;
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if offset > 0 {
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aiff_reader.skip(offset)?;
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@@ -368,7 +373,9 @@ where
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}
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if !stream_info_sent {
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return Err(AiffError::Decode("no SSND chunk found in AIFF stream".into()));
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return Err(AiffError::Decode(
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"no SSND chunk found in AIFF stream".into(),
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));
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}
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Ok(())
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@@ -424,9 +431,8 @@ fn convert_be_pcm(mut chunk: Vec<u8>, bits_per_sample: u16) -> Result<Vec<u8>, A
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3 => {
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let mut out = Vec::with_capacity(chunk.len());
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for sample in chunk.chunks(3) {
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let value = ((sample[0] as i32) << 16)
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| ((sample[1] as i32) << 8)
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| (sample[2] as i32);
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let value =
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((sample[0] as i32) << 16) | ((sample[1] as i32) << 8) | (sample[2] as i32);
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let value = if value & 0x0080_0000 != 0 {
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value | !0x00FF_FFFF
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} else {
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316
pmoflac/src/autodetect.rs
Normal file
316
pmoflac/src/autodetect.rs
Normal file
@@ -0,0 +1,316 @@
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use std::{
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cmp, io,
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pin::Pin,
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task::{Context, Poll},
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};
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use tokio::io::{AsyncRead, AsyncReadExt, ReadBuf};
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use crate::{
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decode_aiff_stream, decode_flac_stream, decode_mp3_stream, decode_ogg_opus_stream,
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decode_ogg_vorbis_stream, decode_wav_stream, pcm::StreamInfo, AiffDecodedStream, AiffError,
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FlacDecodedStream, FlacError, Mp3DecodedStream, Mp3Error, OggDecodedStream, OggError,
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OggOpusDecodedStream, OggOpusError, WavDecodedStream, WavError,
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};
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const MAX_SNIFF_BYTES: usize = 64 * 1024;
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const READ_CHUNK: usize = 4096;
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#[derive(thiserror::Error, Debug)]
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pub enum DecodeAudioError {
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#[error("I/O error: {0}")]
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Io(#[from] io::Error),
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#[error("unknown or unsupported audio format")]
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UnknownFormat,
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#[error("FLAC decode error: {0}")]
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Flac(#[from] FlacError),
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#[error("MP3 decode error: {0}")]
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Mp3(#[from] Mp3Error),
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#[error("Ogg/Vorbis decode error: {0}")]
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Vorbis(#[from] OggError),
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#[error("Ogg/Opus decode error: {0}")]
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Opus(#[from] OggOpusError),
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#[error("WAV decode error: {0}")]
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Wav(#[from] WavError),
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#[error("AIFF decode error: {0}")]
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Aiff(#[from] AiffError),
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}
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pub async fn decode_audio_stream<R>(reader: R) -> Result<DecodedAudioStream, DecodeAudioError>
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where
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R: AsyncRead + Unpin + Send + 'static,
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{
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let mut reader = reader;
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let mut initial = Vec::new();
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let mut tmp = vec![0u8; READ_CHUNK];
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let mut detected = detect_format(&initial);
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while detected.is_none() && initial.len() < MAX_SNIFF_BYTES {
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let read = reader.read(&mut tmp).await?;
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if read == 0 {
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break;
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}
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initial.extend_from_slice(&tmp[..read]);
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detected = detect_format(&initial);
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}
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let format = detected.ok_or(DecodeAudioError::UnknownFormat)?;
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let prefixed = PrefixedReader::new(initial, reader);
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let stream = match format {
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DetectedFormat::Flac => {
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let stream = decode_flac_stream(prefixed).await?;
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DecodedAudioStream::Flac(stream)
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}
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DetectedFormat::Mp3 => {
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let stream = decode_mp3_stream(prefixed).await?;
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DecodedAudioStream::Mp3(stream)
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}
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DetectedFormat::OggVorbis => {
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let stream = decode_ogg_vorbis_stream(prefixed).await?;
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DecodedAudioStream::OggVorbis(stream)
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}
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DetectedFormat::OggOpus => {
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let stream = decode_ogg_opus_stream(prefixed).await?;
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DecodedAudioStream::OggOpus(stream)
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}
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DetectedFormat::Wav => {
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let stream = decode_wav_stream(prefixed).await?;
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DecodedAudioStream::Wav(stream)
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}
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DetectedFormat::Aiff => {
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let stream = decode_aiff_stream(prefixed).await?;
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DecodedAudioStream::Aiff(stream)
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}
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};
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Ok(stream)
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}
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pub enum DecodedAudioStream {
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Flac(FlacDecodedStream),
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Mp3(Mp3DecodedStream),
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OggVorbis(OggDecodedStream),
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OggOpus(OggOpusDecodedStream),
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Wav(WavDecodedStream),
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Aiff(AiffDecodedStream),
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}
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impl DecodedAudioStream {
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pub fn info(&self) -> &StreamInfo {
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match self {
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DecodedAudioStream::Flac(inner) => inner.info(),
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DecodedAudioStream::Mp3(inner) => inner.info(),
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DecodedAudioStream::OggVorbis(inner) => inner.info(),
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DecodedAudioStream::OggOpus(inner) => inner.info(),
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DecodedAudioStream::Wav(inner) => inner.info(),
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DecodedAudioStream::Aiff(inner) => inner.info(),
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}
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}
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pub async fn wait(self) -> Result<(), DecodeAudioError> {
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match self {
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DecodedAudioStream::Flac(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedAudioStream::Mp3(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedAudioStream::OggVorbis(inner) => {
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inner.wait().await.map_err(DecodeAudioError::from)
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}
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DecodedAudioStream::OggOpus(inner) => {
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inner.wait().await.map_err(DecodeAudioError::from)
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}
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DecodedAudioStream::Wav(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedAudioStream::Aiff(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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}
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}
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pub fn into_reader(self) -> (StreamInfo, DecodedReader) {
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match self {
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DecodedAudioStream::Flac(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::Flac(reader))
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}
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DecodedAudioStream::Mp3(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::Mp3(reader))
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}
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DecodedAudioStream::OggVorbis(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::OggVorbis(reader))
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}
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DecodedAudioStream::OggOpus(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::OggOpus(reader))
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}
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DecodedAudioStream::Wav(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::Wav(reader))
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}
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DecodedAudioStream::Aiff(inner) => {
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let (info, reader) = inner.into_parts();
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(info, DecodedReader::Aiff(reader))
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}
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}
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}
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}
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impl AsyncRead for DecodedAudioStream {
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fn poll_read(
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self: Pin<&mut Self>,
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cx: &mut Context<'_>,
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buf: &mut ReadBuf<'_>,
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) -> Poll<io::Result<()>> {
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match self.get_mut() {
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DecodedAudioStream::Flac(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedAudioStream::Mp3(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedAudioStream::OggVorbis(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedAudioStream::OggOpus(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedAudioStream::Wav(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedAudioStream::Aiff(inner) => Pin::new(inner).poll_read(cx, buf),
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}
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}
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}
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pub enum DecodedReader {
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Flac(crate::stream::ManagedAsyncReader<FlacError>),
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Mp3(crate::stream::ManagedAsyncReader<Mp3Error>),
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OggVorbis(crate::stream::ManagedAsyncReader<OggError>),
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OggOpus(crate::stream::ManagedAsyncReader<OggOpusError>),
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Wav(crate::stream::ManagedAsyncReader<WavError>),
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Aiff(crate::stream::ManagedAsyncReader<AiffError>),
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}
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impl DecodedReader {
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pub async fn wait(self) -> Result<(), DecodeAudioError> {
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match self {
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DecodedReader::Flac(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedReader::Mp3(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedReader::OggVorbis(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedReader::OggOpus(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedReader::Wav(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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DecodedReader::Aiff(inner) => inner.wait().await.map_err(DecodeAudioError::from),
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}
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}
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}
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impl AsyncRead for DecodedReader {
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fn poll_read(
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self: Pin<&mut Self>,
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cx: &mut Context<'_>,
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buf: &mut ReadBuf<'_>,
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) -> Poll<io::Result<()>> {
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match self.get_mut() {
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DecodedReader::Flac(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedReader::Mp3(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedReader::OggVorbis(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedReader::OggOpus(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedReader::Wav(inner) => Pin::new(inner).poll_read(cx, buf),
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DecodedReader::Aiff(inner) => Pin::new(inner).poll_read(cx, buf),
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}
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}
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}
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fn detect_format(bytes: &[u8]) -> Option<DetectedFormat> {
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if bytes.len() >= 4 && &bytes[..4] == b"fLaC" {
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return Some(DetectedFormat::Flac);
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}
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if bytes.len() >= 12 && &bytes[..4] == b"RIFF" && &bytes[8..12] == b"WAVE" {
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return Some(DetectedFormat::Wav);
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}
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if bytes.len() >= 12
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&& &bytes[..4] == b"FORM"
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&& (&bytes[8..12] == b"AIFF" || &bytes[8..12] == b"AIFC")
|
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{
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return Some(DetectedFormat::Aiff);
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}
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if let Some(fmt) = detect_ogg(bytes) {
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return Some(fmt);
|
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}
|
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if is_mp3(bytes) {
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return Some(DetectedFormat::Mp3);
|
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}
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None
|
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}
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fn detect_ogg(bytes: &[u8]) -> Option<DetectedFormat> {
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if bytes.len() < 27 || &bytes[..4] != b"OggS" {
|
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return None;
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}
|
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let segment_count = bytes[26] as usize;
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let header_len = 27 + segment_count;
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if bytes.len() < header_len {
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return None;
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}
|
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let mut packet_len = 0usize;
|
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for lace in &bytes[27..27 + segment_count] {
|
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packet_len += *lace as usize;
|
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if *lace < 255 {
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break;
|
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}
|
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}
|
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if bytes.len() < header_len + packet_len {
|
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return None;
|
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}
|
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let packet = &bytes[header_len..header_len + packet_len];
|
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if packet.starts_with(b"OpusHead") {
|
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Some(DetectedFormat::OggOpus)
|
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} else if packet.starts_with(b"\x01vorbis") {
|
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Some(DetectedFormat::OggVorbis)
|
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} else {
|
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None
|
||||
}
|
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}
|
||||
|
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fn is_mp3(bytes: &[u8]) -> bool {
|
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if bytes.len() >= 3 && &bytes[..3] == b"ID3" {
|
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return true;
|
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}
|
||||
if bytes.len() >= 2 && bytes[0] == 0xFF && (bytes[1] & 0xE0) == 0xE0 {
|
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return true;
|
||||
}
|
||||
false
|
||||
}
|
||||
|
||||
enum DetectedFormat {
|
||||
Flac,
|
||||
Mp3,
|
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OggVorbis,
|
||||
OggOpus,
|
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Wav,
|
||||
Aiff,
|
||||
}
|
||||
|
||||
struct PrefixedReader<R> {
|
||||
prefix: Vec<u8>,
|
||||
position: usize,
|
||||
reader: R,
|
||||
}
|
||||
|
||||
impl<R> PrefixedReader<R> {
|
||||
fn new(prefix: Vec<u8>, reader: R) -> Self {
|
||||
Self {
|
||||
prefix,
|
||||
position: 0,
|
||||
reader,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl<R: AsyncRead + Unpin> AsyncRead for PrefixedReader<R> {
|
||||
fn poll_read(
|
||||
mut self: Pin<&mut Self>,
|
||||
cx: &mut Context<'_>,
|
||||
buf: &mut ReadBuf<'_>,
|
||||
) -> Poll<io::Result<()>> {
|
||||
if self.position < self.prefix.len() && buf.remaining() > 0 {
|
||||
let remaining = self.prefix.len() - self.position;
|
||||
let to_copy = cmp::min(remaining, buf.remaining());
|
||||
buf.put_slice(&self.prefix[self.position..self.position + to_copy]);
|
||||
self.position += to_copy;
|
||||
return Poll::Ready(Ok(()));
|
||||
}
|
||||
Pin::new(&mut self.reader).poll_read(cx, buf)
|
||||
}
|
||||
}
|
||||
|
||||
impl<R: Unpin> Unpin for PrefixedReader<R> {}
|
||||
unsafe impl<R: Send> Send for PrefixedReader<R> {}
|
||||
@@ -111,11 +111,7 @@ where
|
||||
pcm_writer.shutdown().await.map_err(E::from)?;
|
||||
match blocking_handle.await {
|
||||
Ok(res) => res,
|
||||
Err(err) => Err(E::from(format!(
|
||||
"{} task failed: {}",
|
||||
role,
|
||||
err
|
||||
))),
|
||||
Err(err) => Err(E::from(format!("{} task failed: {}", role, err))),
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
@@ -95,26 +95,28 @@
|
||||
//! }
|
||||
//! ```
|
||||
|
||||
pub mod aiff;
|
||||
pub mod autodetect;
|
||||
mod common;
|
||||
pub mod decoder;
|
||||
mod decoder_common;
|
||||
pub mod encoder;
|
||||
pub mod error;
|
||||
mod pcm;
|
||||
mod stream;
|
||||
mod util;
|
||||
pub mod mp3;
|
||||
pub mod ogg;
|
||||
pub mod opus;
|
||||
pub mod aiff;
|
||||
mod pcm;
|
||||
mod stream;
|
||||
mod util;
|
||||
pub mod wav;
|
||||
mod common;
|
||||
mod decoder_common;
|
||||
|
||||
pub use aiff::{decode_aiff_stream, AiffDecodedStream, AiffError};
|
||||
pub use autodetect::{decode_audio_stream, DecodeAudioError, DecodedAudioStream, DecodedReader};
|
||||
pub use decoder::{decode_flac_stream, FlacDecodedStream};
|
||||
pub use encoder::{encode_flac_stream, EncoderOptions, FlacEncodedStream};
|
||||
pub use error::FlacError;
|
||||
pub use mp3::{decode_mp3_stream, Mp3DecodedStream, Mp3Error};
|
||||
pub use ogg::{decode_ogg_vorbis_stream, OggDecodedStream, OggError};
|
||||
pub use opus::{decode_ogg_opus_stream, OggOpusDecodedStream, OggOpusError};
|
||||
pub use aiff::{decode_aiff_stream, AiffDecodedStream, AiffError};
|
||||
pub use wav::{decode_wav_stream, WavDecodedStream, WavError};
|
||||
pub use pcm::{PcmFormat, StreamInfo};
|
||||
pub use wav::{decode_wav_stream, WavDecodedStream, WavError};
|
||||
|
||||
@@ -262,9 +262,7 @@ where
|
||||
|
||||
let writer_handle = spawn_writer_task(pcm_rx, pcm_writer, blocking_handle, "mp3-decode");
|
||||
|
||||
let info = info_rx
|
||||
.await
|
||||
.map_err(|_| Mp3Error::ChannelClosed)??;
|
||||
let info = info_rx.await.map_err(|_| Mp3Error::ChannelClosed)??;
|
||||
let reader = ManagedAsyncReader::new("mp3-decode-writer", pcm_reader, writer_handle);
|
||||
|
||||
Ok(Mp3DecodedStream { info, reader })
|
||||
|
||||
@@ -326,7 +326,8 @@ where
|
||||
}
|
||||
|
||||
// Pre-allocate for next iteration
|
||||
pcm_bytes = Vec::with_capacity(info.max_block_size as usize * info.channels as usize * 2);
|
||||
pcm_bytes =
|
||||
Vec::with_capacity(info.max_block_size as usize * info.channels as usize * 2);
|
||||
}
|
||||
|
||||
if !produced_audio {
|
||||
@@ -576,9 +577,9 @@ where
|
||||
let mut offset: usize = 0;
|
||||
for &seg_len in &segment_table {
|
||||
let len = seg_len as usize;
|
||||
let end = offset.checked_add(len).ok_or_else(|| {
|
||||
OggError::Decode("segment length overflow".into())
|
||||
})?;
|
||||
let end = offset
|
||||
.checked_add(len)
|
||||
.ok_or_else(|| OggError::Decode("segment length overflow".into()))?;
|
||||
if end > data.len() {
|
||||
return Err(OggError::Decode("segment exceeds page data".into()));
|
||||
}
|
||||
@@ -656,4 +657,3 @@ mod crc {
|
||||
ret
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -18,9 +18,7 @@ use tokio::{
|
||||
|
||||
use crate::{
|
||||
common::ChannelReader,
|
||||
decoder_common::{
|
||||
spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE,
|
||||
},
|
||||
decoder_common::{spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE},
|
||||
pcm::StreamInfo,
|
||||
stream::ManagedAsyncReader,
|
||||
};
|
||||
@@ -159,12 +157,14 @@ where
|
||||
|
||||
while let Some(packet) = packet_reader.next_packet()? {
|
||||
if pcm_buffer.len() < MAX_FRAME_SAMPLES * channels {
|
||||
pcm_buffer
|
||||
.resize(MAX_FRAME_SAMPLES * channels, 0);
|
||||
pcm_buffer.resize(MAX_FRAME_SAMPLES * channels, 0);
|
||||
}
|
||||
|
||||
let decoded_frames =
|
||||
decoder.decode(&packet, &mut pcm_buffer[..MAX_FRAME_SAMPLES * channels], false)?;
|
||||
let decoded_frames = decoder.decode(
|
||||
&packet,
|
||||
&mut pcm_buffer[..MAX_FRAME_SAMPLES * channels],
|
||||
false,
|
||||
)?;
|
||||
if decoded_frames == 0 {
|
||||
continue;
|
||||
}
|
||||
@@ -240,7 +240,9 @@ impl OpusHead {
|
||||
}
|
||||
let channels = data[9];
|
||||
if channels == 0 {
|
||||
return Err(OggOpusError::Decode("Opus channel count must be > 0".into()));
|
||||
return Err(OggOpusError::Decode(
|
||||
"Opus channel count must be > 0".into(),
|
||||
));
|
||||
}
|
||||
|
||||
let pre_skip = u16::from_le_bytes([data[10], data[11]]);
|
||||
|
||||
@@ -25,11 +25,7 @@ impl<E> ManagedAsyncReader<E>
|
||||
where
|
||||
E: std::error::Error,
|
||||
{
|
||||
pub fn new(
|
||||
role: &'static str,
|
||||
inner: DuplexStream,
|
||||
join: JoinHandle<Result<(), E>>,
|
||||
) -> Self {
|
||||
pub fn new(role: &'static str, inner: DuplexStream, join: JoinHandle<Result<(), E>>) -> Self {
|
||||
Self {
|
||||
inner: Some(inner),
|
||||
join: Some(join),
|
||||
|
||||
@@ -18,9 +18,7 @@ use tokio::{
|
||||
|
||||
use crate::{
|
||||
common::ChannelReader,
|
||||
decoder_common::{
|
||||
spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE,
|
||||
},
|
||||
decoder_common::{spawn_ingest_task, spawn_writer_task, CHANNEL_CAPACITY, DUPLEX_BUFFER_SIZE},
|
||||
pcm::StreamInfo,
|
||||
stream::ManagedAsyncReader,
|
||||
};
|
||||
@@ -109,7 +107,9 @@ where
|
||||
let mut chunk = [0u8; 4096];
|
||||
let read = self.reader.read(&mut chunk)?;
|
||||
if read == 0 {
|
||||
return Err(WavError::Decode("unexpected EOF while skipping chunk".into()));
|
||||
return Err(WavError::Decode(
|
||||
"unexpected EOF while skipping chunk".into(),
|
||||
));
|
||||
}
|
||||
self.buffer.clear();
|
||||
self.buffer.extend_from_slice(&chunk[..read]);
|
||||
@@ -118,7 +118,6 @@ where
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/// PCM format metadata extracted from the WAV `fmt ` chunk.
|
||||
@@ -252,8 +251,7 @@ where
|
||||
}
|
||||
let audio_format = u16::from_le_bytes([bytes[0], bytes[1]]);
|
||||
let channels = u16::from_le_bytes([bytes[2], bytes[3]]);
|
||||
let sample_rate =
|
||||
u32::from_le_bytes([bytes[4], bytes[5], bytes[6], bytes[7]]);
|
||||
let sample_rate = u32::from_le_bytes([bytes[4], bytes[5], bytes[6], bytes[7]]);
|
||||
let bits_per_sample = u16::from_le_bytes([bytes[14], bytes[15]]);
|
||||
let fmt = FmtChunk {
|
||||
audio_format,
|
||||
|
||||
@@ -1,8 +1,6 @@
|
||||
use tokio::io::AsyncReadExt;
|
||||
|
||||
use pmoflac::{
|
||||
decode_aiff_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo,
|
||||
};
|
||||
use pmoflac::{decode_aiff_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo};
|
||||
|
||||
const TEST_AIFF: &str = "test_data/wood24.aiff";
|
||||
|
||||
|
||||
47
pmoflac/tests/auto_decode.rs
Normal file
47
pmoflac/tests/auto_decode.rs
Normal file
@@ -0,0 +1,47 @@
|
||||
use tokio::io::AsyncReadExt;
|
||||
|
||||
use pmoflac::{autodetect::decode_audio_stream, encode_flac_stream, EncoderOptions, PcmFormat};
|
||||
|
||||
const SAMPLE_FILES: &[&str] = &[
|
||||
"test_data/1abaa2c7fb4302e20ac570e79857b700.32bits-44.1Khz.flac",
|
||||
"test_data/file_example_MP3_5MG.mp3",
|
||||
"test_data/file_example_OOG_5MG.ogg",
|
||||
"test_data/music_orig.opus",
|
||||
"test_data/music_orig.wav",
|
||||
"test_data/wood24.aiff",
|
||||
];
|
||||
|
||||
#[tokio::test]
|
||||
async fn decode_audio_stream_recognises_formats() -> Result<(), Box<dyn std::error::Error>> {
|
||||
for path in SAMPLE_FILES {
|
||||
let file = tokio::fs::File::open(path).await?;
|
||||
let mut stream = decode_audio_stream(file).await?;
|
||||
let info = stream.info().clone();
|
||||
assert!(info.sample_rate > 0);
|
||||
assert!(info.channels > 0);
|
||||
let mut pcm = Vec::new();
|
||||
stream.read_to_end(&mut pcm).await?;
|
||||
assert!(!pcm.is_empty());
|
||||
stream.wait().await?;
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[tokio::test]
|
||||
async fn decode_audio_stream_transcodes_to_flac() -> Result<(), Box<dyn std::error::Error>> {
|
||||
let file = tokio::fs::File::open("test_data/file_example_MP3_5MG.mp3").await?;
|
||||
let stream = decode_audio_stream(file).await?;
|
||||
let (info, reader) = stream.into_reader();
|
||||
let format = PcmFormat {
|
||||
sample_rate: info.sample_rate,
|
||||
channels: info.channels,
|
||||
bits_per_sample: info.bits_per_sample,
|
||||
};
|
||||
|
||||
let mut flac_stream = encode_flac_stream(reader, format, EncoderOptions::default()).await?;
|
||||
let mut flac_data = Vec::new();
|
||||
flac_stream.read_to_end(&mut flac_data).await?;
|
||||
assert!(flac_data.starts_with(b"fLaC"));
|
||||
flac_stream.wait().await?;
|
||||
Ok(())
|
||||
}
|
||||
@@ -224,7 +224,8 @@ async fn encoder_streams_without_buffering_all_input() -> Result<(), FlacError>
|
||||
let chunks_read_counter = slow_reader.chunks_read();
|
||||
|
||||
// Start encoding
|
||||
let mut encoder_stream = encode_flac_stream(slow_reader, format, EncoderOptions::default()).await?;
|
||||
let mut encoder_stream =
|
||||
encode_flac_stream(slow_reader, format, EncoderOptions::default()).await?;
|
||||
|
||||
// Try to read some FLAC data before all PCM data has been consumed
|
||||
let mut first_chunk = vec![0u8; 4096];
|
||||
@@ -247,12 +248,11 @@ async fn encoder_streams_without_buffering_all_input() -> Result<(), FlacError>
|
||||
tokio::time::sleep(Duration::from_millis(200)).await;
|
||||
|
||||
// Check that we've started getting output
|
||||
let (first_read, mut encoder_stream) = read_handle.await.map_err(|e| {
|
||||
FlacError::TaskJoin {
|
||||
let (first_read, mut encoder_stream) =
|
||||
read_handle.await.map_err(|e| FlacError::TaskJoin {
|
||||
role: "read-test",
|
||||
details: e.to_string(),
|
||||
}
|
||||
})??;
|
||||
})??;
|
||||
|
||||
assert!(first_read > 0, "Should have received some FLAC data");
|
||||
assert!(
|
||||
|
||||
@@ -1,8 +1,6 @@
|
||||
use tokio::io::AsyncReadExt;
|
||||
|
||||
use pmoflac::{
|
||||
decode_mp3_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo,
|
||||
};
|
||||
use pmoflac::{decode_mp3_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo};
|
||||
|
||||
const TEST_MP3: &str = "test_data/file_example_MP3_5MG.mp3";
|
||||
|
||||
|
||||
@@ -256,7 +256,7 @@ async fn ogg_decoder_detects_corrupted_crc() -> Result<(), Box<dyn std::error::E
|
||||
// Find the second "OggS" (skip the first one to corrupt an audio page, not header)
|
||||
let mut oggs_positions = Vec::new();
|
||||
for i in 0..bytes.len().saturating_sub(4) {
|
||||
if &bytes[i..i+4] == b"OggS" {
|
||||
if &bytes[i..i + 4] == b"OggS" {
|
||||
oggs_positions.push(i);
|
||||
if oggs_positions.len() >= 2 {
|
||||
break;
|
||||
|
||||
@@ -1,8 +1,6 @@
|
||||
use tokio::io::AsyncReadExt;
|
||||
|
||||
use pmoflac::{
|
||||
decode_ogg_opus_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo,
|
||||
};
|
||||
use pmoflac::{decode_ogg_opus_stream, encode_flac_stream, EncoderOptions, PcmFormat, StreamInfo};
|
||||
|
||||
const TEST_OPUS: &str = "test_data/music_orig.opus";
|
||||
|
||||
|
||||
Reference in New Issue
Block a user