diff --git a/pdf2htmlEX.1.in b/pdf2htmlEX.1.in
index 8b01c34..b63b1d9 100644
--- a/pdf2htmlEX.1.in
+++ b/pdf2htmlEX.1.in
@@ -248,6 +248,16 @@ If set to 1, pdf2htmlEX will try to reduce the number of HTML elements used for
.B --bg-format (Default: png)
Specify the background image format. Run `pdf2htmlEX -v` to check all supported formats.
+.TP
+.B --svg-node-count-limit (Default: -1)
+If node count in a svg background image exceeds this limit, fall back this page to bitmap background; negative value means no limit.
+This option is only useful when '--bg-format svg' is specified. Note that node count in svg is just calculated approximately.
+
+.TP
+.B --svg-embed-bitmap <0|1> (Default: 1)
+Whether embed bitmaps in svg background image. 1: embed bitmaps in svg background; 0: dump bitmaps to external files if possible.
+JPEG images in a PDF are most possibly dumped. This option is only useful when '--bg-format svg' is specified.
+
.SS PDF Protection
.TP
diff --git a/src/BackgroundRenderer/BackgroundRenderer.cc b/src/BackgroundRenderer/BackgroundRenderer.cc
index 5c37fde..1ae298c 100644
--- a/src/BackgroundRenderer/BackgroundRenderer.cc
+++ b/src/BackgroundRenderer/BackgroundRenderer.cc
@@ -44,7 +44,7 @@ BackgroundRenderer * BackgroundRenderer::getBackgroundRenderer(const std::string
BackgroundRenderer * BackgroundRenderer::getFallbackBackgroundRenderer(HTMLRenderer * html_renderer, const Param & param)
{
- if (param.bg_format == "svg" && param.svg_nodes_limit > 0)
+ if (param.bg_format == "svg" && param.svg_node_count_limit >= 0)
return new SplashBackgroundRenderer("", html_renderer, param);
return nullptr;
}
diff --git a/src/BackgroundRenderer/CairoBackgroundRenderer.cc b/src/BackgroundRenderer/CairoBackgroundRenderer.cc
index 56c8596..4279d3a 100644
--- a/src/BackgroundRenderer/CairoBackgroundRenderer.cc
+++ b/src/BackgroundRenderer/CairoBackgroundRenderer.cc
@@ -130,7 +130,7 @@ bool CairoBackgroundRenderer::render_page(PDFDoc * doc, int pageno)
}
//check node count in the svg file, fall back to bitmap_renderer if necessary.
- if (param.svg_nodes_limit > 0)
+ if (param.svg_node_count_limit >= 0)
{
int n = 0;
char c;
@@ -140,7 +140,7 @@ bool CairoBackgroundRenderer::render_page(PDFDoc * doc, int pageno)
{
if (c == '<')
++n;
- if (n > param.svg_nodes_limit)
+ if (n > param.svg_node_count_limit)
{
html_renderer->tmp_files.add(fn);
return false;
@@ -149,8 +149,8 @@ bool CairoBackgroundRenderer::render_page(PDFDoc * doc, int pageno)
}
// the svg file is actually used, so add its bitmaps' ref count.
- for (auto i = bitmaps_in_current_page.begin(); i != bitmaps_in_current_page.end(); i++)
- ++bitmaps_ref_count[*i];
+ for (auto itr = bitmaps_in_current_page.begin(); itr != bitmaps_in_current_page.end(); itr++)
+ ++bitmaps_ref_count[*itr];
return true;
}
diff --git a/src/Param.h b/src/Param.h
index 3f20eca..8c16802 100644
--- a/src/Param.h
+++ b/src/Param.h
@@ -63,7 +63,7 @@ struct Param
// background image
std::string bg_format;
- int svg_nodes_limit;
+ int svg_node_count_limit;
int svg_embed_bitmap;
// encryption
diff --git a/src/pdf2htmlEX.cc b/src/pdf2htmlEX.cc
index ccb426d..f20dc2b 100644
--- a/src/pdf2htmlEX.cc
+++ b/src/pdf2htmlEX.cc
@@ -190,10 +190,9 @@ void parse_options (int argc, char **argv)
// background image
.add("bg-format", ¶m.bg_format, "png", "specify background image format")
- .add("svg-nodes-limit", ¶m.svg_nodes_limit, 0, "if node count in a svg background image exceeds this limit,"
- " fall back to bitmap background. 0 or negative means no limit.")
- .add("svg-embed-bitmap", ¶m.svg_embed_bitmap, 1, "embed bitmaps in svg files or save them as external files"
- " (even if 0 is specified, some bitmaps may still be embedded)")
+ .add("svg-node-count-limit", ¶m.svg_node_count_limit, -1, "if node count in a svg background image exceeds this limit,"
+ " fall back this page to bitmap background; negative value means no limit.")
+ .add("svg-embed-bitmap", ¶m.svg_embed_bitmap, 1, "1: embed bitmaps in svg background; 0: dump bitmaps to external files if possible.")
// encryption
.add("owner-password,o", ¶m.owner_password, "", "owner password (for encrypted files)", true)