52 lines
No EOL
1.7 KiB
C++
52 lines
No EOL
1.7 KiB
C++
#include <vips/vips8>
|
|
|
|
#include "common.h"
|
|
|
|
using namespace std;
|
|
using namespace vips;
|
|
|
|
ArgumentMap Zamn(string type, string *outType, char *BufferData, size_t BufferLength,
|
|
ArgumentMap Arguments, size_t *DataSize) {
|
|
string basePath = GetArgument<string>(Arguments, "basePath");
|
|
|
|
VOption *options = VImage::option()->set("access", "sequential");
|
|
|
|
VImage in =
|
|
VImage::new_from_buffer(BufferData, BufferLength, "",
|
|
type == "gif" ? options->set("n", -1) : options)
|
|
.colourspace(VIPS_INTERPRETATION_sRGB);
|
|
if (!in.has_alpha()) in = in.bandjoin(255);
|
|
|
|
int width = in.width();
|
|
int pageHeight = vips_image_get_page_height(in.get_image());
|
|
int nPages = vips_image_get_n_pages(in.get_image());
|
|
|
|
string assetPath = basePath + "assets/images/zamn.png";
|
|
VImage tmpl = VImage::new_from_file(assetPath.c_str());
|
|
|
|
vector<VImage> img;
|
|
for (int i = 0; i < nPages; i++) {
|
|
VImage img_frame =
|
|
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
|
VImage composited = tmpl.insert(
|
|
img_frame.extract_band(0, VImage::option()->set("n", 3))
|
|
.bandjoin(255)
|
|
.resize(
|
|
303.0 / (double)width,
|
|
VImage::option()->set("vscale", 438.0 / (double)pageHeight)),
|
|
310, 76);
|
|
img.push_back(composited);
|
|
}
|
|
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
|
final.set(VIPS_META_PAGE_HEIGHT, 516);
|
|
|
|
void *buf;
|
|
final.write_to_buffer(("." + *outType).c_str(), &buf, DataSize);
|
|
|
|
ArgumentMap output;
|
|
output["buf"] = (char *)buf;
|
|
output["width"] = final.width();
|
|
output["height"] = vips_image_get_page_height(final.get_image());
|
|
|
|
return output;
|
|
} |