diff options
Diffstat (limited to 'src/pdf_bridge.h')
| -rw-r--r-- | src/pdf_bridge.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/pdf_bridge.h b/src/pdf_bridge.h index 8c73f688..cda426aa 100644 --- a/src/pdf_bridge.h +++ b/src/pdf_bridge.h @@ -220,7 +220,8 @@ int pardes_pdf_measure_render( * A full page is the band `(0, height)`. * * MuPDF wraps but never owns or frees samples. Every successful pixel is - * opaque, including the caller-supplied highlights composited onto the page. + * opaque unless transparent_paper is nonzero. That mode preserves content + * coverage and returns straight-alpha RGBA over an unpainted page. * The CTM does not depend on the band, so a band's rows are bit-identical to * the same rows of the whole page: it is a clip, not a different rendering. */ @@ -239,7 +240,8 @@ int pardes_pdf_render_into( int height, int stride, int band_y, - int band_height + int band_height, + int transparent_paper ); int pardes_pdf_page_text( |