vipsthumbnail sharpen defaults to mild
and add a "none" option
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@ -68,10 +68,11 @@ to see a list of valid interpolators. The default is
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.B bilinear.
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.B bilinear.
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.TP
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.TP
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.B -r, --sharpen=MASKFILE
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.B -r, --sharpen=none|mild|MASKFILE
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Images can look a little soft after shrinking. This option lets you specify a
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Images can look a little soft after shrinking. This option lets you specify
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sharpening mask. Use "mild" to select a built-in mask which sharpens slightly.
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a sharpening mask. Use "none" to disable sharpening, or "mild" to sharpen
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The built-in mask is:
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lightly, or give the filename of a custom mask file to use. The default is
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"mild". The built-in mild sharpen mask is:
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3 3 24 0
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3 3 24 0
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-1 -1 -1
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-1 -1 -1
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3717
po/vips7.33.pot
Normal file
3717
po/vips7.33.pot
Normal file
File diff suppressed because it is too large
Load Diff
@ -55,7 +55,7 @@ static char *output_format = "tn_%s.jpg";
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static char *interpolator = "bilinear";
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static char *interpolator = "bilinear";
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static char *export_profile = NULL;
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static char *export_profile = NULL;
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static char *import_profile = NULL;
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static char *import_profile = NULL;
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static char *convolution_mask = NULL;
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static char *convolution_mask = "mild";
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static gboolean delete_profile = FALSE;
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static gboolean delete_profile = FALSE;
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static gboolean verbose = FALSE;
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static gboolean verbose = FALSE;
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@ -79,8 +79,8 @@ static GOptionEntry options[] = {
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N_( "INTERPOLATOR" ) },
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N_( "INTERPOLATOR" ) },
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{ "sharpen", 'r', 0,
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{ "sharpen", 'r', 0,
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G_OPTION_ARG_STRING, &convolution_mask,
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G_OPTION_ARG_STRING, &convolution_mask,
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N_( "sharpen with MASKFILE" ),
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N_( "sharpen with none|mild|MASKFILE" ),
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N_( "MASKFILE" ) },
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N_( "none|mild|MASKFILE" ) },
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{ "eprofile", 'e', 0,
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{ "eprofile", 'e', 0,
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G_OPTION_ARG_STRING, &export_profile,
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G_OPTION_ARG_STRING, &export_profile,
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N_( "export with PROFILE" ),
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N_( "export with PROFILE" ),
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@ -149,7 +149,10 @@ sharpen_filter( void )
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static INTMASK *mask = NULL;
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static INTMASK *mask = NULL;
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if( !mask ) {
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if( !mask ) {
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if( strcmp( convolution_mask, "mild" ) == 0 ) {
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if( strcmp( convolution_mask, "none" ) == 0 ) {
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mask = NULL;
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}
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else if( strcmp( convolution_mask, "mild" ) == 0 ) {
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mask = im_create_imaskv( "sharpen.con", 3, 3,
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mask = im_create_imaskv( "sharpen.con", 3, 3,
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-1, -1, -1,
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-1, -1, -1,
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-1, 32, -1,
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-1, 32, -1,
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@ -228,7 +231,7 @@ shrink_factor( IMAGE *in, IMAGE *out,
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*/
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*/
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if( shrink > 1 &&
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if( shrink > 1 &&
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residual <= 1.0 &&
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residual <= 1.0 &&
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convolution_mask ) {
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sharpen_filter() ) {
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if( verbose )
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if( verbose )
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printf( "sharpening thumbnail\n" );
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printf( "sharpening thumbnail\n" );
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