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fix jpeg autorotate for orientation 3

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we were not clearing the orientation tag if width and height were
unaltered by the orientation change

see https://github.com/libvips/libvips/discussions/3268

thanks zhifengzhuang
This commit is contained in:
John Cupitt 2023-01-09 10:11:45 +00:00
parent 0500feb465
commit dc78c2c6e4
2 changed files with 6 additions and 4 deletions
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3
ChangeLog
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@ -1,10 +1,11 @@
xx/1/23 8.14.1 9/1/23 8.14.1
- add vips_thread_isworker() compatibility function [remicollet] - add vips_thread_isworker() compatibility function [remicollet]
- add vips_semaphore_down_timeout() [kleisauke] - add vips_semaphore_down_timeout() [kleisauke]
- idle threads are removed after 15s [kleisauke] - idle threads are removed after 15s [kleisauke]
- fix version number in gtk-doc index [kleisauke] - fix version number in gtk-doc index [kleisauke]
- save mono fits images as NAXIS=2 [ewelot] - save mono fits images as NAXIS=2 [ewelot]
- fix jpeg `autorotate` for orientation 3 [zhifengzhuang]
22/12/22 8.14.0 22/12/22 8.14.0

7
libvips/foreign/jpeg2vips.c
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@ -979,9 +979,10 @@ vips__jpeg_read( ReadJpeg *jpeg, VipsImage *out, gboolean header_only )
/* Swap width and height if we're going to rotate this image. /* Swap width and height if we're going to rotate this image.
*/ */
if( jpeg->autorotate && if( jpeg->autorotate ) {
vips_image_get_orientation_swap( out ) ) { if( vips_image_get_orientation_swap( out ) )
VIPS_SWAP( int, out->Xsize, out->Ysize ); VIPS_SWAP( int, out->Xsize, out->Ysize );
vips_autorot_remove_angle( out ); vips_autorot_remove_angle( out );
} }
} }