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add brands heis, hevc

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This commit is contained in:
Laurentiu Ilie 2020-07-27 17:13:41 +02:00
parent de597a00fa
commit bb682d7bb1
1 changed files with 13 additions and 3 deletions
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16
vips.go
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@ -646,17 +646,27 @@ func vipsImageType(buf []byte) ImageType {
// https://github.com/strukturag/libheif/issues/83#issuecomment-421427091
if IsTypeSupported(HEIF) && buf[4] == 0x66 && buf[5] == 0x74 && buf[6] == 0x79 && buf[7] == 0x70 &&
buf[8] == 0x68 && buf[9] == 0x65 && buf[10] == 0x69 && buf[11] == 0x63 {
// This is a HEIC file
// This is a HEIC file, ftypheic
return HEIF
}
if IsTypeSupported(HEIF) && buf[4] == 0x66 && buf[5] == 0x74 && buf[6] == 0x79 && buf[7] == 0x70 &&
buf[8] == 0x6d && buf[9] == 0x69 && buf[10] == 0x66 && buf[11] == 0x31 {
// This is a HEIF file
// This is a HEIF file, ftypmif1
return HEIF
}
if IsTypeSupported(HEIF) && buf[4] == 0x66 && buf[5] == 0x74 && buf[6] == 0x79 && buf[7] == 0x70 &&
buf[8] == 0x6d && buf[9] == 0x73 && buf[10] == 0x66 && buf[11] == 0x31 {
// This is a HEIFS file
// This is a HEIFS file, ftypmsf1
return HEIF
}
if IsTypeSupported(HEIF) && buf[4] == 0x66 && buf[5] == 0x74 && buf[6] == 0x79 && buf[7] == 0x70 &&
buf[8] == 0x68 && buf[9] == 0x65 && buf[10] == 0x69 && buf[11] == 0x73 {
// This is a HEIFS file, ftypheis
return HEIF
}
if IsTypeSupported(HEIF) && buf[4] == 0x66 && buf[5] == 0x74 && buf[6] == 0x79 && buf[7] == 0x70 &&
buf[8] == 0x68 && buf[9] == 0x65 && buf[10] == 0x76 && buf[11] == 0x63 {
// This is a HEIFS file, ftyphevc
return HEIF
}