parent
894ed1cb13
commit
cdcafbc4c5
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@ -19,6 +19,10 @@
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- deprecate "properties" option to dzsave (now always on)
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- always set the min stack size for pthreads, if we can
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- add fail-on to thumbnail
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- add "gap" option to vips_reduce[hv]() and vips_resize() [kleisauke]
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- add "ceil" option to vips_shrink() [kleisauke]
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- quality improvements for image resizing [kleisauke]
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26/11/21 started 8.12.3
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- better arg checking for hist_find_ndim [travisbell]
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@ -477,8 +477,8 @@ vips_reduceh_build( VipsObject *object )
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/* The int part of our reduce.
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*/
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int_hshrink = VIPS_MAX( 1,
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VIPS_FLOOR( (double) in->Xsize / width / reduceh->gap ) );
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int_hshrink = VIPS_MAX( 1, VIPS_FLOOR(
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(double) in->Xsize / width / reduceh->gap ) );
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if( int_hshrink > 1 ) {
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g_info( "shrinkh by %d", int_hshrink );
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@ -846,8 +846,8 @@ vips_reducev_build( VipsObject *object )
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/* The int part of our reduce.
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*/
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int_vshrink = VIPS_MAX( 1,
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VIPS_FLOOR( (double) in->Ysize / height / reducev->gap ) );
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int_vshrink = VIPS_MAX( 1, VIPS_FLOOR(
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(double) in->Ysize / height / reducev->gap ) );
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if( int_vshrink > 1 ) {
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g_info( "shrinkv by %d", int_vshrink );
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@ -178,10 +178,12 @@ vips_resize_build( VipsObject *object )
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target_width = VIPS_ROUND_UINT( in->Xsize * hscale );
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target_height = VIPS_ROUND_UINT( in->Ysize * vscale );
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int_hshrink =
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VIPS_FLOOR( (double) in->Xsize / target_width / resize->gap );
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int_vshrink =
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VIPS_FLOOR( (double) in->Ysize / target_height / resize->gap );
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int_hshrink = VIPS_FLOOR(
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(double) in->Xsize / target_width /
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resize->gap );
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int_vshrink = VIPS_FLOOR(
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(double) in->Ysize / target_height /
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resize->gap );
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}
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int_hshrink = VIPS_MAX( 1, int_hshrink );
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@ -278,7 +278,8 @@ vips_shrinkh_build( VipsObject *object )
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*/
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resample->out->Xsize = shrink->ceil ?
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VIPS_CEIL( (double) resample->in->Xsize / shrink->hshrink ) :
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VIPS_ROUND_UINT( (double) resample->in->Xsize / shrink->hshrink );
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VIPS_ROUND_UINT(
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(double) resample->in->Xsize / shrink->hshrink );
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if( resample->out->Xsize <= 0 ) {
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vips_error( class->nickname,
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"%s", _( "image has shrunk to nothing" ) );
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@ -383,7 +383,8 @@ vips_shrinkv_build( VipsObject *object )
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*/
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t[2]->Ysize = shrink->ceil ?
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VIPS_CEIL( (double) resample->in->Ysize / shrink->vshrink ) :
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VIPS_ROUND_UINT( (double) resample->in->Ysize / shrink->vshrink );
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VIPS_ROUND_UINT(
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(double) resample->in->Ysize / shrink->vshrink );
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if( t[2]->Ysize <= 0 ) {
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vips_error( class->nickname,
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"%s", _( "image has shrunk to nothing" ) );
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