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Diffstat (limited to 'source/pdf/pdf-write.c')
-rw-r--r--source/pdf/pdf-write.c113
1 files changed, 56 insertions, 57 deletions
diff --git a/source/pdf/pdf-write.c b/source/pdf/pdf-write.c
index 310df6c1..1c7a3739 100644
--- a/source/pdf/pdf-write.c
+++ b/source/pdf/pdf-write.c
@@ -47,7 +47,7 @@ typedef struct {
struct pdf_write_options_s
{
- FILE *out;
+ fz_output *out;
int do_incremental;
int do_tight;
int do_ascii;
@@ -1621,11 +1621,11 @@ static void copystream(fz_context *ctx, pdf_document *doc, pdf_write_options *op
pdf_drop_obj(ctx, newlen);
}
- fz_fprintf(ctx, opts->out, "%d %d obj\n", num, gen);
- pdf_fprint_obj(ctx, opts->out, obj, opts->do_tight);
- fputs("stream\n", opts->out);
- fwrite(buf->data, 1, buf->len, opts->out);
- fputs("\nendstream\nendobj\n\n", opts->out);
+ fz_printf(ctx, opts->out, "%d %d obj\n", num, gen);
+ pdf_print_obj(ctx, opts->out, obj, opts->do_tight);
+ fz_puts(ctx, opts->out, "stream\n");
+ fz_write(ctx, opts->out, buf->data, buf->len);
+ fz_puts(ctx, opts->out, "\nendstream\nendobj\n\n");
fz_drop_buffer(ctx, buf);
pdf_drop_obj(ctx, obj);
@@ -1670,11 +1670,11 @@ static void expandstream(fz_context *ctx, pdf_document *doc, pdf_write_options *
pdf_dict_put(ctx, obj, PDF_NAME_Length, newlen);
pdf_drop_obj(ctx, newlen);
- fz_fprintf(ctx, opts->out, "%d %d obj\n", num, gen);
- pdf_fprint_obj(ctx, opts->out, obj, opts->do_tight);
- fputs("stream\n", opts->out);
- fwrite(buf->data, 1, buf->len, opts->out);
- fputs("\nendstream\nendobj\n\n", opts->out);
+ fz_printf(ctx, opts->out, "%d %d obj\n", num, gen);
+ pdf_print_obj(ctx, opts->out, obj, opts->do_tight);
+ fz_puts(ctx, opts->out, "stream\n");
+ fz_write(ctx, opts->out, buf->data, buf->len);
+ fz_puts(ctx, opts->out, "\nendstream\nendobj\n\n");
fz_drop_buffer(ctx, buf);
pdf_drop_obj(ctx, obj);
@@ -1723,7 +1723,7 @@ static void writeobject(fz_context *ctx, pdf_document *doc, pdf_write_options *o
fz_rethrow_if(ctx, FZ_ERROR_TRYLATER);
if (opts->continue_on_error)
{
- fz_fprintf(ctx, opts->out, "%d %d obj\nnull\nendobj\n", num, gen);
+ fz_printf(ctx, opts->out, "%d %d obj\nnull\nendobj\n", num, gen);
if (opts->errors)
(*opts->errors)++;
fz_warn(ctx, "%s", fz_caught_message(ctx));
@@ -1754,15 +1754,15 @@ static void writeobject(fz_context *ctx, pdf_document *doc, pdf_write_options *o
entry = pdf_get_xref_entry(ctx, doc, num);
if (!pdf_is_stream(ctx, doc, num, gen))
{
- fz_fprintf(ctx, opts->out, "%d %d obj\n", num, gen);
- pdf_fprint_obj(ctx, opts->out, obj, opts->do_tight);
- fputs("endobj\n\n", opts->out);
+ fz_printf(ctx, opts->out, "%d %d obj\n", num, gen);
+ pdf_print_obj(ctx, opts->out, obj, opts->do_tight);
+ fz_puts(ctx, opts->out, "endobj\n\n");
}
else if (entry->stm_ofs < 0 && entry->stm_buf == NULL)
{
- fz_fprintf(ctx, opts->out, "%d %d obj\n", num, gen);
- pdf_fprint_obj(ctx, opts->out, obj, opts->do_tight);
- fputs("stream\nendstream\nendobj\n\n", opts->out);
+ fz_printf(ctx, opts->out, "%d %d obj\n", num, gen);
+ pdf_print_obj(ctx, opts->out, obj, opts->do_tight);
+ fz_puts(ctx, opts->out, "stream\nendstream\nendobj\n\n");
}
else
{
@@ -1805,7 +1805,7 @@ static void writeobject(fz_context *ctx, pdf_document *doc, pdf_write_options *o
fz_rethrow_if(ctx, FZ_ERROR_TRYLATER);
if (opts->continue_on_error)
{
- fz_fprintf(ctx, opts->out, "%d %d obj\nnull\nendobj\n", num, gen);
+ fz_printf(ctx, opts->out, "%d %d obj\nnull\nendobj\n", num, gen);
if (opts->errors)
(*opts->errors)++;
fz_warn(ctx, "%s", fz_caught_message(ctx));
@@ -1825,13 +1825,13 @@ static void writexrefsubsect(fz_context *ctx, pdf_write_options *opts, int from,
{
int num;
- fz_fprintf(ctx, opts->out, "%d %d\n", from, to - from);
+ fz_printf(ctx, opts->out, "%d %d\n", from, to - from);
for (num = from; num < to; num++)
{
if (opts->use_list[num])
- fz_fprintf(ctx, opts->out, "%010Zd %05d n \n", opts->ofs_list[num], opts->gen_list[num]);
+ fz_printf(ctx, opts->out, "%010Zd %05d n \n", opts->ofs_list[num], opts->gen_list[num]);
else
- fz_fprintf(ctx, opts->out, "%010Zd %05d f \n", opts->ofs_list[num], opts->gen_list[num]);
+ fz_printf(ctx, opts->out, "%010Zd %05d f \n", opts->ofs_list[num], opts->gen_list[num]);
}
}
@@ -1841,8 +1841,8 @@ static void writexref(fz_context *ctx, pdf_document *doc, pdf_write_options *opt
pdf_obj *obj;
pdf_obj *nobj = NULL;
- fputs("xref\n", opts->out);
- opts->first_xref_entry_offset = fz_ftell(opts->out);
+ fz_puts(ctx, opts->out, "xref\n");
+ opts->first_xref_entry_offset = fz_tell_output(ctx, opts->out);
if (opts->do_incremental)
{
@@ -1869,7 +1869,7 @@ static void writexref(fz_context *ctx, pdf_document *doc, pdf_write_options *opt
writexrefsubsect(ctx, opts, from, to);
}
- fputs("\n", opts->out);
+ fz_puts(ctx, opts->out, "\n");
fz_var(trailer);
fz_var(nobj);
@@ -1924,13 +1924,13 @@ static void writexref(fz_context *ctx, pdf_document *doc, pdf_write_options *opt
fz_rethrow(ctx);
}
- fputs("trailer\n", opts->out);
- pdf_fprint_obj(ctx, opts->out, trailer, opts->do_tight);
- fputs("\n", opts->out);
+ fz_puts(ctx, opts->out, "trailer\n");
+ pdf_print_obj(ctx, opts->out, trailer, opts->do_tight);
+ fz_puts(ctx, opts->out, "\n");
pdf_drop_obj(ctx, trailer);
- fz_fprintf(ctx, opts->out, "startxref\n%d\n%%%%EOF\n", startxref);
+ fz_printf(ctx, opts->out, "startxref\n%d\n%%%%EOF\n", startxref);
doc->has_xref_streams = 0;
}
@@ -1970,7 +1970,7 @@ static void writexrefstream(fz_context *ctx, pdf_document *doc, pdf_write_option
dict = pdf_new_dict(ctx, doc, 6);
pdf_update_object(ctx, doc, num, dict);
- opts->first_xref_entry_offset = fz_ftell(opts->out);
+ opts->first_xref_entry_offset = fz_tell_output(ctx, opts->out);
to++;
@@ -2054,7 +2054,7 @@ static void writexrefstream(fz_context *ctx, pdf_document *doc, pdf_write_option
pdf_update_stream(ctx, doc, dict, fzbuf, 0);
writeobject(ctx, doc, opts, num, 0, 0);
- fz_fprintf(ctx, opts->out, "startxref\n%Zd\n%%%%EOF\n", startxref);
+ fz_printf(ctx, opts->out, "startxref\n%Zd\n%%%%EOF\n", startxref);
}
fz_always(ctx)
{
@@ -2069,14 +2069,14 @@ static void writexrefstream(fz_context *ctx, pdf_document *doc, pdf_write_option
}
static void
-padto(FILE *file, fz_off_t target)
+padto(fz_context *ctx, fz_output *out, fz_off_t target)
{
- fz_off_t pos = fz_ftell(file);
+ fz_off_t pos = fz_tell_output(ctx, out);
assert(pos <= target);
while (pos < target)
{
- fputc('\n', file);
+ fz_putc(ctx, out, '\n');
pos++;
}
}
@@ -2106,10 +2106,10 @@ dowriteobject(fz_context *ctx, pdf_document *doc, pdf_write_options *opts, int n
if (entry->type == 'n' || entry->type == 'o')
{
if (pass > 0)
- padto(opts->out, opts->ofs_list[num]);
+ padto(ctx, opts->out, opts->ofs_list[num]);
if (!opts->do_incremental || pdf_xref_is_incremental(ctx, doc, num))
{
- opts->ofs_list[num] = fz_ftell(opts->out);
+ opts->ofs_list[num] = fz_tell_output(ctx, opts->out);
writeobject(ctx, doc, opts, num, opts->gen_list[num], 1);
}
}
@@ -2125,8 +2125,8 @@ writeobjects(fz_context *ctx, pdf_document *doc, pdf_write_options *opts, int pa
if (!opts->do_incremental)
{
- fprintf(opts->out, "%%PDF-%d.%d\n", doc->version / 10, doc->version % 10);
- fputs("%%\316\274\341\277\246\n\n", opts->out);
+ fz_printf(ctx, opts->out, "%%PDF-%d.%d\n", doc->version / 10, doc->version % 10);
+ fz_puts(ctx, opts->out, "%%\316\274\341\277\246\n\n");
}
dowriteobject(ctx, doc, opts, opts->start, pass);
@@ -2135,9 +2135,9 @@ writeobjects(fz_context *ctx, pdf_document *doc, pdf_write_options *opts, int pa
{
/* Write first xref */
if (pass == 0)
- opts->first_xref_offset = fz_ftell(opts->out);
+ opts->first_xref_offset = fz_tell_output(ctx, opts->out);
else
- padto(opts->out, opts->first_xref_offset);
+ padto(ctx, opts->out, opts->first_xref_offset);
writexref(ctx, doc, opts, opts->start, pdf_xref_len(ctx, doc), 1, opts->main_xref_offset, 0);
}
@@ -2146,7 +2146,7 @@ writeobjects(fz_context *ctx, pdf_document *doc, pdf_write_options *opts, int pa
if (opts->do_linear && pass == 1)
{
fz_off_t offset = (opts->start == 1 ? opts->main_xref_offset : opts->ofs_list[1] + opts->hintstream_len);
- padto(opts->out, offset);
+ padto(ctx, opts->out, offset);
}
for (num = 1; num < opts->start; num++)
{
@@ -2514,11 +2514,11 @@ static void presize_unsaved_signature_byteranges(fz_context *ctx, pdf_document *
static void complete_signatures(fz_context *ctx, pdf_document *doc, pdf_write_options *opts, char *filename)
{
pdf_unsaved_sig *usig;
- FILE *f;
char buf[5120];
int s;
int i;
int last_end;
+ FILE *f;
for (s = 0; s < doc->num_incremental_sections; s++)
{
@@ -2673,8 +2673,7 @@ static void finalise_write_options(fz_context *ctx, pdf_write_options *opts)
pdf_drop_obj(ctx, opts->hints_s);
pdf_drop_obj(ctx, opts->hints_length);
page_objects_list_destroy(ctx, opts->page_object_lists);
- if (opts->out)
- fclose(opts->out);
+ fz_drop_output(ctx, opts->out);
}
void pdf_write_document(fz_context *ctx, pdf_document *doc, char *filename, fz_write_options *fz_opts)
@@ -2713,16 +2712,16 @@ void pdf_write_document(fz_context *ctx, pdf_document *doc, char *filename, fz_w
/* If no changes, nothing to write */
if (doc->num_incremental_sections == 0)
return;
- opts.out = fz_fopen(filename, "ab");
+ opts.out = fz_new_output_with_path(ctx, filename, 1);
if (opts.out)
{
- fz_fseek(opts.out, 0, SEEK_END);
- fputs("\n", opts.out);
+ fz_seek_output(ctx, opts.out, 0, SEEK_END);
+ fz_puts(ctx, opts.out, "\n");
}
}
else
{
- opts.out = fz_fopen(filename, "wb");
+ opts.out = fz_new_output_with_path(ctx, filename, 0);
}
if (!opts.out)
@@ -2792,13 +2791,13 @@ void pdf_write_document(fz_context *ctx, pdf_document *doc, char *filename, fz_w
}
}
- opts.first_xref_offset = fz_ftell(opts.out);
+ opts.first_xref_offset = fz_tell_output(ctx, opts.out);
if (doc->has_xref_streams)
writexrefstream(ctx, doc, &opts, 0, xref_len, 1, 0, opts.first_xref_offset);
else
writexref(ctx, doc, &opts, 0, xref_len, 1, 0, opts.first_xref_offset);
- doc->xref_sections[doc->xref_base].end_ofs = fz_ftell(opts.out);
+ doc->xref_sections[doc->xref_base].end_ofs = fz_tell_output(ctx, opts.out);
}
doc->xref_base = 0;
@@ -2826,9 +2825,9 @@ void pdf_write_document(fz_context *ctx, pdf_document *doc, char *filename, fz_w
if (opts.do_linear)
{
- opts.main_xref_offset = fz_ftell(opts.out);
+ opts.main_xref_offset = fz_tell_output(ctx, opts.out);
writexref(ctx, doc, &opts, 0, opts.start, 0, 0, opts.first_xref_offset);
- opts.file_len = fz_ftell(opts.out);
+ opts.file_len = fz_tell_output(ctx, opts.out);
make_hint_stream(ctx, doc, &opts);
if (opts.do_ascii)
@@ -2839,22 +2838,22 @@ void pdf_write_document(fz_context *ctx, pdf_document *doc, char *filename, fz_w
opts.file_len += opts.hintstream_len;
opts.main_xref_offset += opts.hintstream_len;
update_linearization_params(ctx, doc, &opts);
- fz_fseek(opts.out, 0, 0);
+ fz_seek_output(ctx, opts.out, 0, 0);
writeobjects(ctx, doc, &opts, 1);
- padto(opts.out, opts.main_xref_offset);
+ padto(ctx, opts.out, opts.main_xref_offset);
writexref(ctx, doc, &opts, 0, opts.start, 0, 0, opts.first_xref_offset);
}
else
{
- opts.first_xref_offset = fz_ftell(opts.out);
+ opts.first_xref_offset = fz_tell_output(ctx, opts.out);
writexref(ctx, doc, &opts, 0, xref_len, 1, 0, opts.first_xref_offset);
}
- doc->xref_sections[0].end_ofs = fz_ftell(opts.out);
+ doc->xref_sections[0].end_ofs = fz_tell_output(ctx, opts.out);
}
- fclose(opts.out);
+ fz_drop_output(ctx, opts.out);
opts.out = NULL;
complete_signatures(ctx, doc, &opts, filename);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-21 20:23:20 +0000