61 lines
No EOL
2.1 KiB
C++
61 lines
No EOL
2.1 KiB
C++
#include <map>
|
|
#include <vips/vips8>
|
|
|
|
#include "common.h"
|
|
|
|
using namespace std;
|
|
using namespace vips;
|
|
|
|
char *Deepfry(string type, string *outType, char *BufferData,
|
|
size_t BufferLength, [[maybe_unused]] ArgumentMap Arguments,
|
|
size_t *DataSize) {
|
|
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 totalHeight = in.height();
|
|
int nPages = vips_image_get_n_pages(in.get_image());
|
|
|
|
VImage fried = (in * 1.3 - (255.0 * 1.3 - 255.0)) * 1.5;
|
|
|
|
VImage final;
|
|
if (totalHeight > 65500 && type == "gif") {
|
|
vector<VImage> img;
|
|
for (int i = 0; i < nPages; i++) {
|
|
VImage img_frame = in.crop(0, i * pageHeight, width, pageHeight);
|
|
void *jpgBuf;
|
|
size_t jpgLength;
|
|
img_frame.write_to_buffer(
|
|
".jpg", &jpgBuf, &jpgLength,
|
|
VImage::option()->set("Q", 1)->set("strip", true));
|
|
VImage jpeged = VImage::new_from_buffer(jpgBuf, jpgLength, "");
|
|
jpeged.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
|
jpeged.set("delay", in.get_array_int("delay"));
|
|
img.push_back(jpeged);
|
|
}
|
|
final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
|
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
|
} else {
|
|
void *jpgBuf;
|
|
size_t jpgLength;
|
|
fried.write_to_buffer(".jpg", &jpgBuf, &jpgLength,
|
|
VImage::option()->set("Q", 1)->set("strip", true));
|
|
final = VImage::new_from_buffer(jpgBuf, jpgLength, "");
|
|
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
|
if (type == "gif") final.set("delay", fried.get_array_int("delay"));
|
|
}
|
|
|
|
void *buf;
|
|
final.write_to_buffer(
|
|
("." + *outType).c_str(), &buf, DataSize,
|
|
*outType == "gif" ? VImage::option()->set("dither", 0) : 0);
|
|
|
|
return (char *)buf;
|
|
} |