static int
write_page_image(jbig2dec_params_t *params, Jbig2Image *image)
{
if (!strncmp(params->output_file, "-", 2))
{
switch (params->output_format) {
#ifdef HAVE_LIBPNG
case jbig2dec_format_png:
jbig2_image_write_png(image, stdout);
break;
#endif
case jbig2dec_format_pbm:
jbig2_image_write_pbm(image, stdout);
break;
default:
fprintf(stderr, "unsupported output format.\n");
return 1;
}
}
else
{
if (params->verbose > 1)
fprintf(stderr, "saving decoded page as '%s'\n", params->output_file);
switch (params->output_format) {
#ifdef HAVE_LIBPNG
case jbig2dec_format_png:
jbig2_image_write_png_file(image, params->output_file);
break;
#endif
case jbig2dec_format_pbm:
jbig2_image_write_pbm_file(image, params->output_file);
break;
default:
fprintf(stderr, "unsupported output format.\n");
return 1;
}
}
return 0;
}
void
jbig2_dump_symbol_dict(Jbig2Ctx *ctx, Jbig2Segment *segment)
{
Jbig2SymbolDict *dict = (Jbig2SymbolDict *)segment->result;
int index;
char filename[24];
if (dict == NULL) return;
jbig2_error(ctx, JBIG2_SEVERITY_INFO, segment->number,
"dumping symbol dict as %d individual png files\n", dict->n_symbols);
for (index = 0; index < dict->n_symbols; index++) {
snprintf(filename, sizeof(filename), "symbol_%02d-%04d.png",
segment->number, index);
jbig2_error(ctx, JBIG2_SEVERITY_DEBUG, segment->number,
"dumping symbol %d/%d as '%s'", index, dict->n_symbols, filename);
#ifdef HAVE_LIBPNG
jbig2_image_write_png_file(dict->glyphs[index], filename);
#else
jbig2_image_write_pbm_file(dict->glyphs[index], filename);
#endif
}
}
