diff options
Diffstat (limited to 'source/pdf/pdf-image.c')
| -rw-r--r-- | source/pdf/pdf-image.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/source/pdf/pdf-image.c b/source/pdf/pdf-image.c index bb663ba2..9f4195e4 100644 --- a/source/pdf/pdf-image.c +++ b/source/pdf/pdf-image.c @@ -40,7 +40,15 @@ pdf_load_image_imp(pdf_document *doc, pdf_obj *rdb, pdf_obj *dict, fz_stream *cs { fz_pixmap *mask_pixmap; if (image->n != 2) - fz_throw(ctx, FZ_ERROR_GENERIC, "soft mask must be grayscale"); + { + fz_pixmap *gray; + fz_irect bbox; + fz_warn(ctx, "soft mask should be grayscale"); + gray = fz_new_pixmap_with_bbox(ctx, fz_device_gray(ctx), fz_pixmap_bbox(ctx, image->tile, &bbox)); + fz_convert_pixmap(ctx, gray, image->tile); + fz_drop_pixmap(ctx, image->tile); + image->tile = gray; + } mask_pixmap = fz_alpha_from_gray(ctx, image->tile, 1); fz_drop_pixmap(ctx, image->tile); image->tile = mask_pixmap; |