Initial pile-audio

crates/pile-audio/src/flac/blocks/cuesheet.rs

@@ -0,0 +1,50 @@
+use std::fmt::Debug;
+
+use crate::flac::errors::{FlacDecodeError, FlacEncodeError};
+
+use super::{FlacMetablockDecode, FlacMetablockEncode, FlacMetablockHeader, FlacMetablockType};
+
+/// A cuesheet meta in a flac file
+pub struct FlacCuesheetBlock {
+	/// The seek table
+	pub data: Vec<u8>,
+}
+
+impl Debug for FlacCuesheetBlock {
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+		f.debug_struct("FlacAudioFrame")
+			.field("data_len", &self.data.len())
+			.finish()
+	}
+}
+
+impl FlacMetablockDecode for FlacCuesheetBlock {
+	fn decode(data: &[u8]) -> Result<Self, FlacDecodeError> {
+		Ok(Self { data: data.into() })
+	}
+}
+
+impl FlacMetablockEncode for FlacCuesheetBlock {
+	fn get_len(&self) -> u32 {
+		self.data.len().try_into().unwrap()
+	}
+
+	fn encode(
+		&self,
+		is_last: bool,
+		with_header: bool,
+		target: &mut impl std::io::Write,
+	) -> Result<(), FlacEncodeError> {
+		if with_header {
+			let header = FlacMetablockHeader {
+				block_type: FlacMetablockType::Cuesheet,
+				length: self.get_len(),
+				is_last,
+			};
+			header.encode(target)?;
+		}
+
+		target.write_all(&self.data)?;
+		return Ok(());
+	}
+}