sergiotarxz/libvips
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Merge branch '8.10'

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This commit is contained in:
John Cupitt 2020-08-19 11:12:18 +01:00
commit f8faa5f7f7
3 changed files with 21 additions and 11 deletions
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3
ChangeLog
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@ -4,6 +4,9 @@
9/8/20 started 8.10.1 9/8/20 started 8.10.1
- fix markdown -> xml conversion in doc generation - fix markdown -> xml conversion in doc generation
- remove typedef redefinitions to please old gccs - remove typedef redefinitions to please old gccs
- fix regression in tiff pyramid thumbnailing [tand826]
- stop 0-length buffer being passed to imagemagick [lovell]
- convert no-profile CMYK to RGB on save [augustocdias]
24/1/20 started 8.10.0 24/1/20 started 8.10.0
- more conformat IIIF output from dzsave [regisrob] - more conformat IIIF output from dzsave [regisrob]

5
libvips/foreign/foreign.c
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@ -1336,8 +1336,7 @@ vips__foreign_convert_saveable( VipsImage *in, VipsImage **ready,
} }
/* If this image is CMYK and the saver is RGB-only, use lcms to try to /* If this image is CMYK and the saver is RGB-only, use lcms to try to
* import to XYZ. This will only work if the image has an embedded * import to XYZ.
* profile.
*/ */
if( in->Type == VIPS_INTERPRETATION_CMYK && if( in->Type == VIPS_INTERPRETATION_CMYK &&
in->Bands >= 4 && in->Bands >= 4 &&
@ -1348,6 +1347,8 @@ vips__foreign_convert_saveable( VipsImage *in, VipsImage **ready,
if( vips_icc_import( in, &out, if( vips_icc_import( in, &out,
"pcs", VIPS_PCS_XYZ, "pcs", VIPS_PCS_XYZ,
"embedded", TRUE,
"input_profile", "cmyk",
NULL ) ) { NULL ) ) {
g_object_unref( in ); g_object_unref( in );
return( -1 ); return( -1 );

24
libvips/resample/thumbnail.c
View File

@ -135,10 +135,14 @@ typedef struct _VipsThumbnail {
int heif_thumbnail_width; int heif_thumbnail_width;
int heif_thumbnail_height; int heif_thumbnail_height;
/* For TIFF sources, open subifds rather than pages to get pyr layers. /* For TIFF sources, open subifds to get pyr layers.
*/ */
gboolean subifd_pyramid; gboolean subifd_pyramid;
/* For TIFF sources, open pages to get pyr layers.
*/
gboolean page_pyramid;
} VipsThumbnail; } VipsThumbnail;
typedef struct _VipsThumbnailClass { typedef struct _VipsThumbnailClass {
@ -261,13 +265,10 @@ vips_thumbnail_get_tiff_pyramid_page( VipsThumbnail *thumbnail )
/* Single-page docs can't be pyramids. /* Single-page docs can't be pyramids.
*/ */
if( thumbnail->n_loaded_pages < 2 ) if( thumbnail->n_pages < 2 )
return; return;
/* Use n_loaded_pages not n_pages since we support thumbnailing a page for( i = 0; i < thumbnail->n_pages; i++ ) {
* or range of pages from a many-page tiff.
*/
for( i = 0; i < thumbnail->n_loaded_pages; i++ ) {
VipsImage *page; VipsImage *page;
int level_width; int level_width;
int level_height; int level_height;
@ -301,9 +302,9 @@ vips_thumbnail_get_tiff_pyramid_page( VipsThumbnail *thumbnail )
#ifdef DEBUG #ifdef DEBUG
printf( "vips_thumbnail_get_tiff_pyramid_page: " printf( "vips_thumbnail_get_tiff_pyramid_page: "
"%d layer pyramid detected\n", "%d layer pyramid detected\n",
thumbnail->n_loaded_pages ); thumbnail->n_pages );
#endif /*DEBUG*/ #endif /*DEBUG*/
thumbnail->level_count = thumbnail->n_loaded_pages; thumbnail->level_count = thumbnail->n_pages;
} }
/* Detect a TIFF pyramid made of subifds following a roughly /2 shrink. /* Detect a TIFF pyramid made of subifds following a roughly /2 shrink.
@ -549,7 +550,12 @@ vips_thumbnail_open( VipsThumbnail *thumbnail )
if( thumbnail->level_count == 0 ) { if( thumbnail->level_count == 0 ) {
thumbnail->subifd_pyramid = FALSE; thumbnail->subifd_pyramid = FALSE;
thumbnail->page_pyramid = TRUE;
vips_thumbnail_get_tiff_pyramid_page( thumbnail ); vips_thumbnail_get_tiff_pyramid_page( thumbnail );
if( thumbnail->level_count == 0 )
thumbnail->page_pyramid = FALSE;
} }
} }
@ -1060,7 +1066,7 @@ vips_thumbnail_file_open( VipsThumbnail *thumbnail, double factor )
"access", VIPS_ACCESS_SEQUENTIAL, "access", VIPS_ACCESS_SEQUENTIAL,
"subifd", (int) factor, "subifd", (int) factor,
NULL ) ); NULL ) );
else if( thumbnail->level_count > 0 ) else if( thumbnail->page_pyramid )
return( vips_image_new_from_file( file->filename, return( vips_image_new_from_file( file->filename,
"access", VIPS_ACCESS_SEQUENTIAL, "access", VIPS_ACCESS_SEQUENTIAL,
"page", (int) factor, "page", (int) factor,