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id3v2: Add 2.0 PIC support

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This commit is contained in:
Mattias Wadman 2022-04-06 13:19:50 +02:00
parent dc9663d380
commit 09385c612e
1 changed files with 20 additions and 4 deletions
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24
format/id3/id3v2.go
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@ -417,6 +417,24 @@ func decodeFrame(d *decode.D, version int) uint64 {
})
},
// id3v2.0
// Attached picture "PIC"
// Frame size $xx xx xx
// Text encoding $xx
// Image format $xx xx xx
// Picture type $xx
// Description <textstring> $00 (00)
// Picture data <binary data>
"PIC": func(d *decode.D) {
encoding := d.FieldU8("text_encoding", encodingNames)
d.FieldUTF8("image_format", 3)
d.FieldU8("picture_type") // TODO: table
d.FieldStrFn("description", textNullFn(int(encoding)))
if dv, _, _ := d.TryFieldFormatLen("picture", d.BitsLeft(), imageFormat, nil); dv == nil {
d.FieldRawLen("picture", d.BitsLeft())
}
},
// <Header for 'Attached picture', ID: "APIC">
// Text encoding $xx
// MIME type <text string> $00
@ -428,8 +446,7 @@ func decodeFrame(d *decode.D, version int) uint64 {
d.FieldStrFn("mime_type", textNullFn(encodingUTF8))
d.FieldU8("picture_type") // TODO: table
d.FieldStrFn("description", textNullFn(int(encoding)))
dv, _, _ := d.TryFieldFormatLen("picture", d.BitsLeft(), imageFormat, nil)
if dv == nil {
if dv, _, _ := d.TryFieldFormatLen("picture", d.BitsLeft(), imageFormat, nil); dv == nil {
d.FieldRawLen("picture", d.BitsLeft())
}
},
@ -445,8 +462,7 @@ func decodeFrame(d *decode.D, version int) uint64 {
d.FieldStrFn("mime_type", textNullFn(encodingUTF8))
d.FieldStrFn("filename", textNullFn(int(encoding)))
d.FieldStrFn("description", textNullFn(int(encoding)))
dv, _, _ := d.TryFieldFormatLen("data", d.BitsLeft(), imageFormat, nil)
if dv == nil {
if dv, _, _ := d.TryFieldFormatLen("data", d.BitsLeft(), imageFormat, nil); dv == nil {
d.FieldRawLen("data", d.BitsLeft())
}
},