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author | Tor Andersson <tor.andersson@artifex.com> | 2016-04-12 15:54:22 +0200 |
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committer | Tor Andersson <tor.andersson@artifex.com> | 2016-04-26 15:12:57 +0200 |
commit | 38d0278ffd22928cfcc66516a5f5a75f2480e702 (patch) | |
tree | 1ca80dadfab5ffb41eeb00808c715b53739f4786 /source/tools/muconvert.c | |
parent | ebba90e528308e2e5bfdc69b24ed9dd32d42121a (diff) | |
download | mupdf-38d0278ffd22928cfcc66516a5f5a75f2480e702.tar.xz |
Add 'mutool convert' and new document writer interface.
Only supports CBZ writing for now.
Also add a zip file writer.
Diffstat (limited to 'source/tools/muconvert.c')
-rw-r--r-- | source/tools/muconvert.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/source/tools/muconvert.c b/source/tools/muconvert.c new file mode 100644 index 00000000..5e72b5d3 --- /dev/null +++ b/source/tools/muconvert.c @@ -0,0 +1,141 @@ +/* + * muconvert -- command line tool for converting documents + */ + +#include "mupdf/fitz.h" + +/* input options */ +static const char *password = ""; +static int alphabits = 8; +static float layout_w = 450; +static float layout_h = 600; +static float layout_em = 12; +static char *layout_css = NULL; + +/* output options */ +static const char *output = "out.pdf"; +static const char *format = NULL; +static const char *options = ""; + +static fz_context *ctx; +static fz_document *doc; +static fz_document_writer *out; + +static void usage(void) +{ + fprintf(stderr, + "mutool convert version " FZ_VERSION "\n" + "Usage: mutool convert [options] file [pages]\n" + "\t-p -\tpassword\n" + "\n" + "\t-A -\tnumber of bits of antialiasing (0 to 8)\n" + "\t-W -\tpage width for EPUB layout\n" + "\t-H -\tpage height for EPUB layout\n" + "\t-S -\tfont size for EPUB layout\n" + "\t-U -\tfile name of user stylesheet for EPUB layout\n" + "\n" + "\t-o -\toutput file name (%%d for page number)\n" + "\t-F -\toutput format (default inferred from output file name)\n" + "\t\tcbz, pdf\n" + "\t-O -\toutput format options\n" + "\n" + "\tpages\tcomma separated list of page numbers and ranges\n" + ); + exit(1); +} + +int muconvert_main(int argc, char **argv) +{ + int i, k, n, c; + + while ((c = fz_getopt(argc, argv, "p:A:W:H:S:U:o:F:O:")) != -1) + { + switch (c) + { + default: usage(); break; + + case 'p': password = fz_optarg; break; + case 'A': alphabits = atoi(fz_optarg); break; + case 'W': layout_w = atof(fz_optarg); break; + case 'H': layout_h = atof(fz_optarg); break; + case 'S': layout_em = atof(fz_optarg); break; + case 'U': layout_css = fz_optarg; break; + + case 'o': output = fz_optarg; break; + case 'F': format = fz_optarg; break; + case 'O': options = fz_optarg; break; + } + } + + if (fz_optind == argc) + usage(); + + /* Create a context to hold the exception stack and various caches. */ + ctx = fz_new_context(NULL, NULL, FZ_STORE_UNLIMITED); + if (!ctx) + { + fprintf(stderr, "cannot create mupdf context\n"); + return EXIT_FAILURE; + } + + /* Register the default file types to handle. */ + fz_try(ctx) + fz_register_document_handlers(ctx); + fz_catch(ctx) + { + fprintf(stderr, "cannot register document handlers: %s\n", fz_caught_message(ctx)); + fz_drop_context(ctx); + return EXIT_FAILURE; + } + + fz_set_aa_level(ctx, alphabits); + + if (layout_css) + { + fz_buffer *buf = fz_read_file(ctx, layout_css); + fz_write_buffer_byte(ctx, buf, 0); + fz_set_user_css(ctx, (char*)buf->data); + fz_drop_buffer(ctx, buf); + } + + /* Open the output document. */ + fz_try(ctx) + out = fz_new_document_writer(ctx, output, format, options); + fz_catch(ctx) + { + fprintf(stderr, "cannot open document: %s\n", fz_caught_message(ctx)); + fz_drop_context(ctx); + return EXIT_FAILURE; + } + + for (i = fz_optind; i < argc; ++i) + { + doc = fz_open_document(ctx, argv[i]); + if (fz_needs_password(ctx, doc)) + if (!fz_authenticate_password(ctx, doc, password)) + fz_throw(ctx, FZ_ERROR_GENERIC, "cannot authenticate password: %s", argv[i]); + fz_layout_document(ctx, doc, layout_w, layout_h, layout_em); + + n = fz_count_pages(ctx, doc); + for (k = 0; k < n; ++k) + { + fz_matrix ctm; + fz_rect mediabox; + fz_page *page; + fz_device *dev; + + page = fz_load_page(ctx, doc, k); + fz_bound_page(ctx, page, &mediabox); + dev = fz_begin_page(ctx, out, &mediabox, &ctm); + fz_run_page(ctx, page, dev, &ctm, NULL); + fz_end_page(ctx, out, dev); + fz_drop_page(ctx, page); + } + + fz_drop_document(ctx, doc); + } + + fz_drop_document_writer(ctx, out); + fz_drop_context(ctx); + return EXIT_SUCCESS; +} |