diff options
Diffstat (limited to 'libqpdf/QPDFWriter.cc')
| -rw-r--r-- | libqpdf/QPDFWriter.cc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libqpdf/QPDFWriter.cc b/libqpdf/QPDFWriter.cc index 01748fc7..59e306fc 100644 --- a/libqpdf/QPDFWriter.cc +++ b/libqpdf/QPDFWriter.cc @@ -57,6 +57,7 @@ QPDFWriter::init() stream_data_mode_set = false; stream_data_mode = qpdf_s_compress; qdf_mode = false; + precheck_streams = false; static_id = false; suppress_original_object_ids = false; direct_stream_lengths = true; @@ -177,6 +178,12 @@ QPDFWriter::setQDFMode(bool val) } void +QPDFWriter::setPrecheckStreams(bool val) +{ + this->precheck_streams = val; +} + +void QPDFWriter::setMinimumPDFVersion(std::string const& version) { setMinimumPDFVersion(version, 0); @@ -1522,6 +1529,21 @@ QPDFWriter::unparseObject(QPDFObjectHandle object, int level, flags |= f_stream; + if (filter && this->precheck_streams) + { + try + { + QTC::TC("qpdf", "QPDFWriter precheck stream"); + Pl_Discard discard; + filter = object.pipeStreamData( + &discard, true, false, false, true); + } + catch (std::exception) + { + filter = false; + } + } + pushPipeline(new Pl_Buffer("stream data")); activatePipelineStack(); bool filtered = |