Misc: Remove mp4_ilst feature

Cargo.toml

@@ -30,8 +30,7 @@ once_cell  = "1.16.0"
 paste      = "1.0.11"
 
 [features]
-default            = ["mp4_ilst", "ape", "id3v1", "id3v2", "aiff_text_chunks", "riff_info_list"]
-mp4_ilst           = []
+default            = ["ape", "id3v1", "id3v2", "aiff_text_chunks", "riff_info_list"]
 ape                = []
 id3v1              = []
 id3v2              = ["flate2"]

src/file.rs

@@ -836,7 +836,6 @@ impl FileType {
 			FileType::Opus | FileType::FLAC | FileType::Vorbis | FileType::Speex => {
 				tag_type == TagType::VorbisComments
 			},
-			#[cfg(feature = "mp4_ilst")]
 			FileType::MP4 => tag_type == TagType::MP4ilst,
 			#[cfg(feature = "riff_info_list")]
 			FileType::WAV => tag_type == TagType::RIFFInfo,

src/id3/v1/constants.rs

@@ -1,5 +1,5 @@
 /// All possible genres for ID3v1
-#[cfg(any(feature = "id3v1", feature = "mp4_ilst"))]
+#[cfg(any(feature = "id3v1"))]
 pub const GENRES: [&str; 192] = [
 	"Blues",
 	"Classic rock",

src/mp4/mod.rs

@@ -4,6 +4,7 @@
 //!
 //! The only supported tag format is [`Ilst`].
 mod atom_info;
+pub(crate) mod ilst;
 mod moov;
 mod properties;
 mod read;
@@ -12,24 +13,17 @@ use lofty_attr::LoftyFile;
 
 // Exports
 
-cfg_if::cfg_if! {
-	if #[cfg(feature = "mp4_ilst")] {
-		pub(crate) mod ilst;
-
-		pub use atom_info::AtomIdent;
-		pub use ilst::atom::{Atom, AtomData, AdvisoryRating};
-		pub use ilst::Ilst;
-
 /// This module contains the codes for all of the [Well-known data types]
 ///
 /// [Well-known data types]: https://developer.apple.com/library/archive/documentation/QuickTime/QTFF/Metadata/Metadata.html#//apple_ref/doc/uid/TP40000939-CH1-SW34
 pub mod constants {
 	pub use super::ilst::constants::*;
 }
-	}
-}
 
 pub use crate::mp4::properties::{AudioObjectType, Mp4Codec, Mp4Properties};
+pub use atom_info::AtomIdent;
+pub use ilst::atom::{AdvisoryRating, Atom, AtomData};
+pub use ilst::Ilst;
 
 pub(crate) use properties::SAMPLE_RATES;
 
@@ -39,7 +33,6 @@ pub(crate) use properties::SAMPLE_RATES;
 pub struct Mp4File {
 	/// The file format from ftyp's "major brand" (Ex. "M4A ")
 	pub(crate) ftyp: String,
-	#[cfg(feature = "mp4_ilst")]
 	#[lofty(tag_type = "MP4ilst")]
 	/// The parsed `ilst` (metadata) atom, if it exists
 	pub(crate) ilst_tag: Option<Ilst>,

src/mp4/moov.rs

@@ -1,10 +1,7 @@
 use super::atom_info::{AtomIdent, AtomInfo};
-use super::read::{nested_atom, skip_unneeded};
-#[cfg(feature = "mp4_ilst")]
-use super::{
-	ilst::{read::parse_ilst, Ilst},
-	read::{meta_is_full, AtomReader},
-};
+use super::ilst::read::parse_ilst;
+use super::ilst::Ilst;
+use super::read::{meta_is_full, nested_atom, skip_unneeded, AtomReader};
 use crate::error::Result;
 use crate::macros::decode_err;
 
@@ -13,7 +10,6 @@ use std::io::{Read, Seek};
 pub(crate) struct Moov {
 	// Represents the trak.mdia atom
 	pub(crate) traks: Vec<AtomInfo>,
-	#[cfg(feature = "mp4_ilst")]
 	// Represents a parsed moov.udta.meta.ilst
 	pub(crate) meta: Option<Ilst>,
 }
@@ -42,7 +38,6 @@ impl Moov {
 		R: Read + Seek,
 	{
 		let mut traks = Vec::new();
-		#[cfg(feature = "mp4_ilst")]
 		let mut meta = None;
 
 		while let Ok(atom) = reader.next() {
@@ -54,7 +49,6 @@ impl Moov {
 							traks.push(mdia);
 						}
 					},
-					#[cfg(feature = "mp4_ilst")]
 					b"udta" => {
 						meta = meta_from_udta(reader, atom.len - 8)?;
 					},
@@ -67,15 +61,10 @@ impl Moov {
 			skip_unneeded(reader, atom.extended, atom.len)?
 		}
 
-		Ok(Self {
-			traks,
-			#[cfg(feature = "mp4_ilst")]
-			meta,
-		})
+		Ok(Self { traks, meta })
 	}
 }
 
-#[cfg(feature = "mp4_ilst")]
 fn meta_from_udta<R>(reader: &mut AtomReader<R>, len: u64) -> Result<Option<Ilst>>
 where
 	R: Read + Seek,

src/mp4/read.rs

@@ -163,7 +163,6 @@ where
 
 	Ok(Mp4File {
 		ftyp,
-		#[cfg(feature = "mp4_ilst")]
 		ilst_tag: moov.meta,
 		properties: if parse_options.read_properties {
 			super::properties::read_properties(&mut reader, &moov.traks, file_length)?
@@ -220,7 +219,6 @@ where
 	Ok(ret)
 }
 
-#[cfg(feature = "mp4_ilst")]
 // Creates a tree of nested atoms
 pub(super) fn atom_tree<R>(
 	reader: &mut R,
@@ -257,7 +255,6 @@ where
 	Ok((found_idx, buf))
 }
 
-#[cfg(feature = "mp4_ilst")]
 pub(super) fn meta_is_full<R>(reader: &mut R) -> Result<bool>
 where
 	R: Read + Seek,

src/tag/item.rs

@@ -204,7 +204,6 @@ gen_map!(
 );
 
 gen_map!(
-	#[cfg(feature = "mp4_ilst")]
 	ILST_MAP;
 
 	"\u{a9}alb"                                   => AlbumTitle,
@@ -426,7 +425,6 @@ gen_item_keys!(
 		#[cfg(feature = "id3v2")]
 		[TagType::ID3v2, ID3V2_MAP],
 
-		#[cfg(feature = "mp4_ilst")]
 		[TagType::MP4ilst, ILST_MAP],
 
 		#[cfg(feature = "riff_info_list")]

src/tag/utils.rs

@@ -8,7 +8,6 @@ use crate::{aac, ape, flac, iff, mpeg, wavpack};
 use crate::id3::v1::tag::Id3v1TagRef;
 #[cfg(feature = "id3v2")]
 use crate::id3::v2::{self, tag::Id3v2TagRef, ID3v2TagFlags};
-#[cfg(feature = "mp4_ilst")]
 use crate::mp4::Ilst;
 use crate::ogg::tag::{create_vorbis_comments_ref, VorbisCommentsRef};
 #[cfg(feature = "ape")]
@@ -32,7 +31,6 @@ pub(crate) fn write_tag(tag: &Tag, file: &mut File, file_type: FileType) -> Resu
 			crate::ogg::write::write_to(file, tag, file_type)
 		},
 		FileType::MPEG => mpeg::write::write_to(file, tag),
-		#[cfg(feature = "mp4_ilst")]
 		FileType::MP4 => {
 			crate::mp4::ilst::write::write_to(file, &mut Into::<Ilst>::into(tag.clone()).as_ref())
 		},
@@ -59,7 +57,6 @@ pub(crate) fn dump_tag<W: Write>(tag: &Tag, writer: &mut W) -> Result<()> {
 			frames: v2::tag::tag_frames(tag),
 		}
 		.dump_to(writer),
-		#[cfg(feature = "mp4_ilst")]
 		TagType::MP4ilst => Into::<Ilst>::into(tag.clone()).as_ref().dump_to(writer),
 		TagType::VorbisComments => {
 			let (vendor, items, pictures) = create_vorbis_comments_ref(tag);