> On 26 Aug 2015, at 17:56, Jon Wu <[email protected]> wrote: > > I'm getting a solid black background trying to convert a PDF to an ARGB > BufferedImage after updating from 2.0.0-20150209.214830-1071 to > 2.0.0-20150826.181706-1650. Is there any recent change that could be > causing that? > > --- Working OK on 20150209 --- > > On 20150209, I had this and it worked fine - producing a transparent image > once I converted to PNG using code like this: > > BufferedImage result = new BufferedImage(width, height, > BufferedImage.TYPE_INT_ARGB); > Graphics2D graphics = result.createGraphics(); > new PageDrawer(new PDFRenderer(document), page).drawPage(graphics, > mediaBox);
Please look at our examples for how to render pages. You should not be creating your own PageDrawer, ever. — John > --- Updating to latest broke things --- > > When updating to the current snapshot, I simply changed the last line to > use the new API: > > new PDFRenderer(document).renderPageToGraphics(0, graphics); > > Unfortunately, with this change + the newer version, I get a black > background on my BufferedImage instead of a transparent one. > > I get the same issue when I do the following: > > new PDFRenderer(document).renderImageWithDPI(0, resolution, > ImageType.ARGB); > > I'd normally think there's something wrong with my code, but this is the > only change I've made. Is there something wrong with the rendering in the > latest PDFBox? > > --- Workaround --- > > With renderPageToGraphics, if I call graphics.setBackground(new Color(0, 0, > 0, 0)); before rendering the page, I avoid this issue. However, it seems > like this shouldn't be necessary. > > -- Cropping when rendering? --- > > As a side note, I sort of miss being able to conveniently crop the PDF > before rendering with a rectangle, but maybe I should just be doing that in > Graphics2D land. > > Thanks, > Jon --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
