This is an automated email from the ASF dual-hosted git repository.
tballison pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/tika.git
The following commit(s) were added to refs/heads/main by this push:
new 1274775de3 TIKA-4985: detect animated cursors by content (#3386)
1274775de3 is described below
commit 1274775de3ad152e9c60921345d2b6e2083b1ef4
Author: Tim Allison <[email protected]>
AuthorDate: Wed Oct 21 20:05:21 2026 -0400
TIKA-4985: detect animated cursors by content (#3386)
---
CHANGES.txt | 2 ++
.../main/resources/org/apache/tika/mime/tika-mimetypes.xml | 10 ++++++++++
.../test/java/org/apache/tika/mime/MimeDetectionTest.java | 13 +++++++++++++
3 files changed, 25 insertions(+)
diff --git a/CHANGES.txt b/CHANGES.txt
index 3a7244534e..85b6897645 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -86,6 +86,8 @@ Release 4.2.0 - unreleased
* New ICOParser for icons and cursors; image/vnd.microsoft.icon moves to it
from
ImageParser. Tighter OS/2 bitmap array and TGA detection (TIKA-4937).
+ Animated cursors (RIFF ACON) are application/x-navi-animation, even when
named
+ *.cur (TIKA-4985).
* BigTIFF is read through metadata-extractor 2.22.0: EXIF and DNG tags are
extracted from
BigTIFF DNGs, which previously yielded only XMP and previews, and a plain
BigTIFF file no
diff --git
a/tika-core/src/main/resources/org/apache/tika/mime/tika-mimetypes.xml
b/tika-core/src/main/resources/org/apache/tika/mime/tika-mimetypes.xml
index 8530bdeab2..dda5383b43 100644
--- a/tika-core/src/main/resources/org/apache/tika/mime/tika-mimetypes.xml
+++ b/tika-core/src/main/resources/org/apache/tika/mime/tika-mimetypes.xml
@@ -4931,6 +4931,16 @@
<!-- MISAM Data files are header-less, so no magic -->
<sub-class-of type="application/x-mysql-db"/>
</mime-type>
+ <mime-type type="application/x-navi-animation">
+ <acronym>ANI</acronym>
+ <_comment>Windows Animated Cursor</_comment>
+ <tika:link>https://en.wikipedia.org/wiki/ANI_(file_format)</tika:link>
+ <magic priority="50">
+ <match value="RIFF....ACON" type="string" offset="0"
+ mask="0xFFFFFFFF00000000FFFFFFFF"/>
+ </magic>
+ <glob pattern="*.ani"/>
+ </mime-type>
<mime-type type="application/x-nesrom">
<_comment>Nintendo Entertainment System ROM</_comment>
<glob pattern="*.nes"/>
diff --git
a/tika-core/src/test/java/org/apache/tika/mime/MimeDetectionTest.java
b/tika-core/src/test/java/org/apache/tika/mime/MimeDetectionTest.java
index 8c29f1c609..7dd0178127 100644
--- a/tika-core/src/test/java/org/apache/tika/mime/MimeDetectionTest.java
+++ b/tika-core/src/test/java/org/apache/tika/mime/MimeDetectionTest.java
@@ -16,6 +16,7 @@
*/
package org.apache.tika.mime;
+import static java.nio.charset.StandardCharsets.US_ASCII;
import static java.nio.charset.StandardCharsets.UTF_16BE;
import static java.nio.charset.StandardCharsets.UTF_16LE;
import static java.nio.charset.StandardCharsets.UTF_8;
@@ -191,6 +192,18 @@ public class MimeDetectionTest {
assertDetected(MediaType.parse("application/vnd.lotus-1-2-3;version=1"), lotus);
}
+ @Test
+ public void testAnimatedCursorDetection() throws Exception {
+ MediaType ani = MediaType.application("x-navi-animation");
+ byte[] acon = new byte[64];
+ System.arraycopy("RIFF".getBytes(US_ASCII), 0, acon, 0, 4);
+ acon[4] = 56;
+ System.arraycopy("ACONanih".getBytes(US_ASCII), 0, acon, 8, 8);
+ assertDetected(ani, acon);
+ // the content beats a *.cur name
+ assertEquals(ani, detect(acon, "pointer.cur"));
+ }
+
private static byte[] tgaHeader(int idLength, int colourMapType, int
imageType,
int colourMapEntrySize, int pixelDepth) {
byte[] header = new byte[64];
