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authorJörg Frings-Fürst <debian@jff.email>2023-06-14 20:36:17 +0200
committerJörg Frings-Fürst <debian@jff.email>2023-06-14 20:36:17 +0200
commit31804433d72460cbe0a39f9f8ea5e76058d84cda (patch)
tree2084a84c39f159c6aea254775dc0880d52579d45 /src/photos/TiffSupport.vala
parenta9898fb3f39c44a85876930ef6b2558052569ae6 (diff)
parentd443a3c2509889533ca812c163056bace396b586 (diff)
Update upstream source from tag 'upstream/0.32.1'
Update to upstream version '0.32.1' with Debian dir c460ad6e13d3c39eaa2d5399059385e64e6fba4c
Diffstat (limited to 'src/photos/TiffSupport.vala')
-rw-r--r--src/photos/TiffSupport.vala6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/photos/TiffSupport.vala b/src/photos/TiffSupport.vala
index 7ed8b98..cadcd0e 100644
--- a/src/photos/TiffSupport.vala
+++ b/src/photos/TiffSupport.vala
@@ -151,6 +151,9 @@ private class TiffMetadataWriter : PhotoFileMetadataWriter {
}
}
+private const uint16 FILE_MARKER_TIFF = 42;
+private const uint16 FILE_MARKER_BIGTIFF = 43;
+
public bool is_tiff(File file, Cancellable? cancellable = null) throws Error {
DataInputStream dins = new DataInputStream(file.read());
@@ -173,8 +176,9 @@ public bool is_tiff(File file, Cancellable? cancellable = null) throws Error {
// second two bytes: some random number
uint16 lue = dins.read_uint16(cancellable);
- if (lue != 42)
+ if (lue != FILE_MARKER_TIFF && lue != FILE_MARKER_BIGTIFF) {
return false;
+ }
// remaining bytes are offset of first IFD, which doesn't matter for our purposes
return true;