sergiotarxz/libvips
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fix greyscale magicksave write

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credit kleisauke
This commit is contained in:
John Cupitt 2017-12-23 14:16:29 +00:00
parent 43c3db76c2
commit e830ca7776
1 changed files with 2 additions and 6 deletions
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8
libvips/foreign/magicksave.c
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@ -156,10 +156,6 @@ vips_foreign_save_magick_create_one( VipsForeignSaveMagick *magick,
if( !magick_set_image_size( image, im->Xsize, im->Ysize, if( !magick_set_image_size( image, im->Xsize, im->Ysize,
magick->exception ) ) magick->exception ) )
return( -1 ); return( -1 );
if( im->Bands < 3 )
if( !magick_set_image_colorspace( image, GRAYColorspace,
magick->exception ) )
return( -1 );
vips_foreign_save_magick_set_properties( magick, image, im ); vips_foreign_save_magick_set_properties( magick, image, im );
magick->current_image = image; magick->current_image = image;
@ -256,11 +252,11 @@ vips_foreign_save_magick_build( VipsObject *object )
magick->map = NULL; magick->map = NULL;
switch( im->Bands ) { switch( im->Bands ) {
case 1: case 1:
magick->map = g_strdup( "R" ); magick->map = g_strdup( "I" );
break; break;
case 2: case 2:
magick->map = g_strdup( "RA" ); magick->map = g_strdup( "IA" );
break; break;
case 3: case 3: