Created attachment 131980 [details] two files of 1 page with layers, and the result of pdfunite pdfunite 0.55 damage files with Optional Content Groups (layers). For example see the attach. PDFlayers_pag1.pdf:pag.1_layers: - Information , on page:YES, visibile:NO - Layout D , on page:YES, visibile:YES - Kopf D , on page:YES, visibile:YES - LOGO EDI BFS D , on page:YES, visibile:YES - Layout F , on page:YES, visibile:NO - Kopf F , on page:YES, visibile:NO - LOGO EDI BFS F , on page:YES, visibile:NO - LOGO EDI BFS I , on page:YES, visibile:NO - Hilfslinien und Raster, on page:NO , visibile:NO PDFlayers_pag2.pdf:pag.1_layers: - Information , on page:NO , visibile:NO - Layout D , on page:YES, visibile:YES - Kopf D , on page:NO , visibile:YES - LOGO EDI BFS D , on page:NO , visibile:YES - Layout F , on page:YES, visibile:NO - Kopf F , on page:NO , visibile:NO - LOGO EDI BFS F , on page:NO , visibile:NO - LOGO EDI BFS I , on page:NO , visibile:NO - Hilfslinien und Raster, on page:NO , visibile:NO $ pdunite PDFlayers_pag1.pdf PDFlayers_pag2.pdf PDFlayers_PDFunite0.55.pdf PDFlayers_PDFunite0.55.pdf:pag.1,2_layers: pag.1 - Information , on page:YES, visibile:NO - Layout D , on page:YES, visibile:YES - Kopf D , on page:YES, visibile:YES - LOGO EDI BFS D , on page:YES, visibile:YES - Layout F , on page:YES, visibile:NO - Kopf F , on page:YES, visibile:NO - LOGO EDI BFS F , on page:YES, visibile:NO - LOGO EDI BFS I , on page:YES, visibile:NO - Hilfslinien und Raster, on page:NO , visibile:NO pag.2 - Information , on page:NO , visibile:NO - Layout D , on page:NO , visibile:YES - Kopf D , on page:NO , visibile:YES - LOGO EDI BFS D , on page:NO , visibile:YES - Layout F , on page:NO , visibile:NO - Kopf F , on page:NO , visibile:NO - LOGO EDI BFS F , on page:NO , visibile:NO - LOGO EDI BFS I , on page:NO , visibile:NO - Hilfslinien und Raster, on page:NO , visibile:NO On resulting file, pag.1 is right, but pag.2 has no layer on page, and all layers are always visible. Results checked with: Acrobat Reader 11.0.20 on Windows 7 64 bit Evince 2.32.0.145 on Windows 7 64 bit Evince 3.18.2 on Ubuntu 16.04 64 bit
tested with poppler-0.57.0 checked with Acrobat Reader 9.5.5 on Linux 64 bit same behavior
tested with poppler-0.59.0 checked with Acrobat Reader 9.5.5 on Linux 64 bit too same behavior
Created attachment 134058 [details] PDF1.5 with layers: test 2 Here a simpler example: 'PDFlayers_tst2_pg1.pdf' has one page with two layers: ON PAGE VISIBLE Layer 1 : YES YES Background 1: YES YES 'PDFlayers_tst2_pg2.pdf' has one page with two layers: ON PAGE VISIBLE Layer 2 : YES YES Background 2: YES YES Results 'PDFlayers_tst2_pdfunite0.59.pdf' has two pages with no layers. Test made with just compiled poppler 0.59 Check made with Evince and Acroread
Created attachment 134097 [details] expected generated two page layered PDF this is generated with Scribus 1.5.3, exporting in PDFv1.5 and ticking Layer
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