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Add Canon Raw CR2 mimeType #2105

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Add Canon Raw CR2 mimeType #2105

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3c190a0
Add Canon Raw CR2 mimeType
ireun May 30, 2025
bfecb42
Add 'image/x-canon-cr2' to changelog
ireun May 30, 2025
4a6e1f6
typo
ireun May 30, 2025
f1497e4
Add MagicNumber for `image/tiff`
ireun May 30, 2025
b1a0e25
Add 'image/x-canon-cr2' to changelog
ireun May 30, 2025
78e233f
Update magic_number.dart
ireun Jun 2, 2025
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3 changes: 3 additions & 0 deletions pkgs/mime/CHANGELOG.md
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@@ -1,3 +1,6 @@
## 2.0.1
* Add `image/x-canon-cr2` mimeType lookup by extension and header bytes.

## 2.0.0

* **[Breaking]** `extensionFromMime(String mimeType)` returns `null` instead of `mimeType` for an unknown mime type.
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1 change: 1 addition & 0 deletions pkgs/mime/lib/src/default_extension_map.dart
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Expand Up @@ -131,6 +131,7 @@ const Map<String, String> defaultExtensionMap = <String, String>{
'cpio': 'application/x-cpio',
'cpp': 'text/x-c',
'cpt': 'application/mac-compactpro',
'cr2': 'image/x-canon-cr2',
'crd': 'application/x-mscardfile',
'crl': 'application/pkix-crl',
'crt': 'application/x-x509-ca-cert',
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3 changes: 3 additions & 0 deletions pkgs/mime/lib/src/magic_number.dart
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Expand Up @@ -103,6 +103,9 @@ const List<MagicNumber> initialMagicNumbers = [
MagicNumber('image/gif', [0x47, 0x49, 0x46, 0x38, 0x39, 0x61]),
MagicNumber('image/jpeg', [0xFF, 0xD8]),
MagicNumber('image/png', [0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A]),
MagicNumber('image/x-canon-cr2', // Since CR2 is based on tiff, this MagicNumber needs to be above `image/tiff`
[0x49, 0x49, 0x2A, 0x00, 0x10, 0x00, 0x00, 0x00, 0x43, 0x52, 0x02],
mask: [0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF]),
MagicNumber('image/tiff', [0x49, 0x49, 0x2A, 0x00]),
MagicNumber('image/tiff', [0x4D, 0x4D, 0x00, 0x2A]),
MagicNumber('audio/aac', [0xFF, 0xF1]),
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