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-rw-r--r--include/qpdf/QPDF.hh3
-rw-r--r--include/qpdf/QPDFJob.hh27
-rw-r--r--include/qpdf/QPDFWriter.hh89
3 files changed, 67 insertions, 52 deletions
diff --git a/include/qpdf/QPDF.hh b/include/qpdf/QPDF.hh
index 5cc7a2f2..13b66977 100644
--- a/include/qpdf/QPDF.hh
+++ b/include/qpdf/QPDF.hh
@@ -1633,8 +1633,7 @@ class QPDF
QPDFObjectHandle oh,
std::function<int(QPDFObjectHandle&)> skip_stream_parameters,
std::set<QPDFObjGen>& visited,
- bool top,
- int depth);
+ bool top);
void filterCompressedObjects(std::map<int, int> const& object_stream_data);
// JSON import
diff --git a/include/qpdf/QPDFJob.hh b/include/qpdf/QPDFJob.hh
index 9bf81fcc..2a82d61c 100644
--- a/include/qpdf/QPDFJob.hh
+++ b/include/qpdf/QPDFJob.hh
@@ -397,6 +397,21 @@ class QPDFJob
QPDF_DLL
void run();
+ // The following two methods allow a job to be run in two stages - creation
+ // of a QPDF object and writing of the QPDF object. This allows the QPDF
+ // object to be modified prior to writing it out. See
+ // examples/qpdfjob-remove-annotations for an illustration of its use.
+
+ // Run the first stage of the job. Return a nullptr if the configuration is
+ // not valid.
+ QPDF_DLL
+ std::unique_ptr<QPDF> createQPDF();
+
+ // Run the second stage of the job. Do nothing if a nullptr is passed as
+ // parameter.
+ QPDF_DLL
+ void writeQPDF(QPDF& qpdf);
+
// CHECK STATUS -- these methods provide information known after
// run() is called.
@@ -474,7 +489,7 @@ class QPDFJob
std::string to_nr;
std::string from_nr;
std::string repeat_nr;
- std::shared_ptr<QPDF> pdf;
+ std::unique_ptr<QPDF> pdf;
std::vector<int> to_pagenos;
std::vector<int> from_pagenos;
std::vector<int> repeat_pagenos;
@@ -490,25 +505,25 @@ class QPDFJob
// Basic file processing
void processFile(
- std::shared_ptr<QPDF>&,
+ std::unique_ptr<QPDF>&,
char const* filename,
char const* password,
bool used_for_input,
bool main_input);
void processInputSource(
- std::shared_ptr<QPDF>&,
+ std::unique_ptr<QPDF>&,
std::shared_ptr<InputSource> is,
char const* password,
bool used_for_input);
void doProcess(
- std::shared_ptr<QPDF>&,
+ std::unique_ptr<QPDF>&,
std::function<void(QPDF*, char const*)> fn,
char const* password,
bool empty,
bool used_for_input,
bool main_input);
void doProcessOnce(
- std::shared_ptr<QPDF>&,
+ std::unique_ptr<QPDF>&,
std::function<void(QPDF*, char const*)> fn,
char const* password,
bool empty,
@@ -518,7 +533,7 @@ class QPDFJob
// Transformations
void setQPDFOptions(QPDF& pdf);
void
- handlePageSpecs(QPDF& pdf, std::vector<std::shared_ptr<QPDF>>& page_heap);
+ handlePageSpecs(QPDF& pdf, std::vector<std::unique_ptr<QPDF>>& page_heap);
bool shouldRemoveUnreferencedResources(QPDF& pdf);
void handleRotations(QPDF& pdf);
void
diff --git a/include/qpdf/QPDFWriter.hh b/include/qpdf/QPDFWriter.hh
index 464e20a0..c2896209 100644
--- a/include/qpdf/QPDFWriter.hh
+++ b/include/qpdf/QPDFWriter.hh
@@ -709,70 +709,71 @@ class QPDFWriter
Members(Members const&) = delete;
QPDF& pdf;
- char const* filename;
- FILE* file;
- bool close_file;
- Pl_Buffer* buffer_pipeline;
- Buffer* output_buffer;
- bool normalize_content_set;
- bool normalize_content;
- bool compress_streams;
- bool compress_streams_set;
- qpdf_stream_decode_level_e stream_decode_level;
- bool stream_decode_level_set;
- bool recompress_flate;
- bool qdf_mode;
- bool preserve_unreferenced_objects;
- bool newline_before_endstream;
- bool static_id;
- bool suppress_original_object_ids;
- bool direct_stream_lengths;
- bool encrypted;
- bool preserve_encryption;
- bool linearized;
- bool pclm;
- qpdf_object_stream_e object_stream_mode;
+ QPDFObjGen root_og{-1, 0};
+ char const* filename{"unspecified"};
+ FILE* file{nullptr};
+ bool close_file{false};
+ Pl_Buffer* buffer_pipeline{nullptr};
+ Buffer* output_buffer{nullptr};
+ bool normalize_content_set{false};
+ bool normalize_content{false};
+ bool compress_streams{true};
+ bool compress_streams_set{false};
+ qpdf_stream_decode_level_e stream_decode_level{qpdf_dl_none};
+ bool stream_decode_level_set{false};
+ bool recompress_flate{false};
+ bool qdf_mode{false};
+ bool preserve_unreferenced_objects{false};
+ bool newline_before_endstream{false};
+ bool static_id{false};
+ bool suppress_original_object_ids{false};
+ bool direct_stream_lengths{true};
+ bool encrypted{false};
+ bool preserve_encryption{true};
+ bool linearized{false};
+ bool pclm{false};
+ qpdf_object_stream_e object_stream_mode{qpdf_o_preserve};
std::string encryption_key;
- bool encrypt_metadata;
- bool encrypt_use_aes;
+ bool encrypt_metadata{true};
+ bool encrypt_use_aes{false};
std::map<std::string, std::string> encryption_dictionary;
- int encryption_V;
- int encryption_R;
+ int encryption_V{0};
+ int encryption_R{0};
std::string id1; // for /ID key of
std::string id2; // trailer dictionary
std::string final_pdf_version;
- int final_extension_level;
+ int final_extension_level{0};
std::string min_pdf_version;
- int min_extension_level;
+ int min_extension_level{0};
std::string forced_pdf_version;
- int forced_extension_level;
+ int forced_extension_level{0};
std::string extra_header_text;
- int encryption_dict_objid;
+ int encryption_dict_objid{0};
std::string cur_data_key;
std::list<std::shared_ptr<Pipeline>> to_delete;
- Pl_Count* pipeline;
+ Pl_Count* pipeline{nullptr};
std::vector<QPDFObjectHandle> object_queue;
size_t object_queue_front{0};
std::map<QPDFObjGen, int> obj_renumber;
std::map<int, QPDFXRefEntry> xref;
std::map<int, qpdf_offset_t> lengths;
- int next_objid;
- int cur_stream_length_id;
- size_t cur_stream_length;
- bool added_newline;
- int max_ostream_index;
+ int next_objid{1};
+ int cur_stream_length_id{0};
+ size_t cur_stream_length{0};
+ bool added_newline{false};
+ int max_ostream_index{0};
std::set<QPDFObjGen> normalized_streams;
std::map<QPDFObjGen, int> page_object_to_seq;
std::map<QPDFObjGen, int> contents_to_page_seq;
std::map<QPDFObjGen, int> object_to_object_stream;
std::map<int, std::set<QPDFObjGen>> object_stream_to_objects;
std::list<Pipeline*> pipeline_stack;
- unsigned long long next_stack_id;
- bool deterministic_id;
- Pl_MD5* md5_pipeline;
+ unsigned long long next_stack_id{0};
+ bool deterministic_id{false};
+ Pl_MD5* md5_pipeline{nullptr};
std::string deterministic_id_data;
- bool did_write_setup;
+ bool did_write_setup{false};
// For linearization only
std::string lin_pass1_filename;
@@ -781,9 +782,9 @@ class QPDFWriter
// For progress reporting
std::shared_ptr<ProgressReporter> progress_reporter;
- int events_expected;
- int events_seen;
- int next_progress_report;
+ int events_expected{0};
+ int events_seen{0};
+ int next_progress_report{0};
};
// Keep all member variables inside the Members object, which we
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-03 16:24:23 +0200