diff options
| author | Jay Berkenbilt <ejb@ql.org> | 2017-07-28 05:49:46 +0200 |
|---|---|---|
| committer | Jay Berkenbilt <ejb@ql.org> | 2017-07-28 05:49:46 +0200 |
| commit | ede1255a82665dd870451ac896bcef95a7830b57 (patch) | |
| tree | a5a44c31fa85b74061ec4e0826daf8539ca29b7f /TODO | |
| parent | 7f8892525f897b17049f9e59bc4ce8ac28c9e082 (diff) | |
| download | qpdf-ede1255a82665dd870451ac896bcef95a7830b57.tar.zst | |
Update TODO
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 31 |
1 files changed, 5 insertions, 26 deletions
@@ -52,8 +52,11 @@ Small, command-line tool only enhancements to do soon (libtool). -6.1.0 -===== +Soon +==== + + * Eliminate dependency on PCRE. There aren't that many regular + expressions, and they are used only for internal purposes. * Add method to push inheritable resources to a single page by walking up and copying without overwrite. Above logic will also be @@ -65,10 +68,6 @@ Small, command-line tool only enhancements to do soon * Provide an option for QPDFWriter to preserve unreferenced objects when writing out a file. - * Look at all the exceptions and error conditions in QPDF_stream and - figure out which ones should be converted to warnings and treating - the stream as not filterable. - * Support user-pluggable stream filters. This would enable external code to provide interpretation for filters that are missing from qpdf. Make it possible for user-provided fitlers to override @@ -89,29 +88,9 @@ Small, command-line tool only enhancements to do soon - Files that have no whitespace token after "endobj" such that endobj collides with the start of the next object - - Files with individual corrupted streams. Just leave the streams - unfiltered after giving a warning, or maybe do something else - like applying as many of the filters as possible, etc. - QPDFWriter can have some kind of retry mechanism on streams - where filtering fails after filterable returns true. - - - Files whose PDF header is malformed, perhaps with no version - number (as literally %PDF-a.b). Maybe keep track of features to - try to infer a version based on encryption formats and object - streams. - - - For really hard errors like corrupted streams where there is - virtually guaranteed to be loss, maybe require an additional - option to tell qpdf that it's okay to continue and treat those - as warnings. Probably need separate options for each type of - error plus a generic tryReallyHard kind of method that enables - them all. Then the qpdf command-line tool can have a single - flag that enables all supported aggressive recovery techniques. - - See ../misc/broken-files - General ======= |