1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95

mod properties;
mod read;
#[cfg(feature = "riff_info_list")]
pub(crate) mod tag;
pub(crate) mod write;

pub use crate::iff::wav::properties::{WavFormat, WavProperties};

use crate::error::Result;
#[cfg(feature = "id3v2")]
use crate::id3::v2::tag::Id3v2Tag;
use crate::tag_utils::tag_methods;
use crate::types::file::{AudioFile, FileType, TaggedFile};
use crate::types::properties::FileProperties;
use crate::types::tag::{Tag, TagType};
#[cfg(feature = "riff_info_list")]
use tag::RiffInfoList;

use std::io::{Read, Seek};

/// A WAV file
pub struct WavFile {
	#[cfg(feature = "riff_info_list")]
	/// A RIFF INFO LIST
	pub(crate) riff_info: Option<RiffInfoList>,
	#[cfg(feature = "id3v2")]
	/// An ID3v2 tag
	pub(crate) id3v2_tag: Option<Id3v2Tag>,
	/// The file's audio properties
	pub(crate) properties: WavProperties,
}

impl From<WavFile> for TaggedFile {
	#[allow(unused_mut)]
	fn from(input: WavFile) -> Self {
		let mut tags = Vec::<Option<Tag>>::with_capacity(3);

		#[cfg(feature = "riff_info_list")]
		tags.push(input.riff_info.map(Into::into));
		#[cfg(feature = "id3v2")]
		tags.push(input.id3v2_tag.map(Into::into));

		Self {
			ty: FileType::WAV,
			properties: FileProperties::from(input.properties),
			tags: tags.into_iter().flatten().collect(),
		}
	}
}

impl AudioFile for WavFile {
	type Properties = WavProperties;

	fn read_from<R>(reader: &mut R, read_properties: bool) -> Result<Self>
	where
		R: Read + Seek,
		Self: Sized,
	{
		read::read_from(reader, read_properties)
	}

	fn properties(&self) -> &Self::Properties {
		&self.properties
	}

	#[allow(unreachable_code)]
	fn contains_tag(&self) -> bool {
		#[cfg(feature = "id3v2")]
		return self.id3v2_tag.is_some();

		#[cfg(feature = "riff_info_list")]
		return self.riff_info.is_some();

		false
	}

	fn contains_tag_type(&self, tag_type: &TagType) -> bool {
		match tag_type {
			#[cfg(feature = "id3v2")]
			TagType::Id3v2 => self.id3v2_tag.is_some(),
			#[cfg(feature = "riff_info_list")]
			TagType::RiffInfo => self.riff_info.is_some(),
			_ => false,
		}
	}
}

impl WavFile {
	tag_methods! {
		#[cfg(feature = "id3v2")];
		id3v2_tag, Id3v2Tag;
		#[cfg(feature = "riff_info_list")];
		riff_info, RiffInfoList
	}
}