Portablized more natives
This commit is contained in:
parent
a01e2ae77b
commit
e1a31d6ddc
25 changed files with 698 additions and 843 deletions
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@ -1,68 +1,54 @@
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#include <napi.h>
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#include "common.h"
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#include <vips/vips8>
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using namespace std;
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using namespace vips;
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Napi::Value Gamexplain(const Napi::CallbackInfo &info) {
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Napi::Env env = info.Env();
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Napi::Object result = Napi::Object::New(env);
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char *Gamexplain(string type, char *BufferData, size_t BufferLength,
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ArgumentMap Arguments, size_t *DataSize) {
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try {
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Napi::Object obj = info[1].As<Napi::Object>();
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Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
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string type = obj.Get("type").As<Napi::String>().Utf8Value();
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string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
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string basePath = GetArgument<string>(Arguments, "basePath");
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VOption *options = VImage::option()->set("access", "sequential");
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VOption *options = VImage::option()->set("access", "sequential");
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VImage in =
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VImage::new_from_buffer(data.Data(), data.Length(), "",
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type == "gif" ? options->set("n", -1) : options)
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.colourspace(VIPS_INTERPRETATION_sRGB);
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if (!in.has_alpha())
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in = in.bandjoin(255);
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VImage in =
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VImage::new_from_buffer(BufferData, BufferLength, "",
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type == "gif" ? options->set("n", -1) : options)
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.colourspace(VIPS_INTERPRETATION_sRGB);
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if (!in.has_alpha())
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in = in.bandjoin(255);
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string assetPath = basePath + "assets/images/gamexplain.png";
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VImage tmpl = VImage::new_from_file(assetPath.c_str());
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string assetPath = basePath + "assets/images/gamexplain.png";
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VImage tmpl = VImage::new_from_file(assetPath.c_str());
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int width = in.width();
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int pageHeight = vips_image_get_page_height(in.get_image());
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int nPages = vips_image_get_n_pages(in.get_image());
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int width = in.width();
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int pageHeight = vips_image_get_page_height(in.get_image());
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int nPages = vips_image_get_n_pages(in.get_image());
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vector<VImage> img;
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for (int i = 0; i < nPages; i++) {
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VImage img_frame =
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type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
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VImage resized = img_frame
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.resize(1181.0 / (double)width,
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VImage::option()->set(
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"vscale", 571.0 / (double)pageHeight))
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.embed(10, 92, 1200, 675,
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VImage::option()->set("extend", "white"));
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VImage composited = resized.composite2(tmpl, VIPS_BLEND_MODE_OVER);
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img.push_back(composited);
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}
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VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
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final.set(VIPS_META_PAGE_HEIGHT, 675);
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void *buf;
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size_t length;
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final.write_to_buffer(
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("." + type).c_str(), &buf, &length,
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type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
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: 0);
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result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
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result.Set("type", type);
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} catch (std::exception const &err) {
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Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
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} catch (...) {
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Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
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vector<VImage> img;
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for (int i = 0; i < nPages; i++) {
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VImage img_frame =
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type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
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VImage resized =
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img_frame
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.resize(1181.0 / (double)width,
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VImage::option()->set("vscale", 571.0 / (double)pageHeight))
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.embed(10, 92, 1200, 675, VImage::option()->set("extend", "white"));
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VImage composited = resized.composite2(tmpl, VIPS_BLEND_MODE_OVER);
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img.push_back(composited);
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}
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VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
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final.set(VIPS_META_PAGE_HEIGHT, 675);
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void *buf;
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final.write_to_buffer(
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("." + type).c_str(), &buf, DataSize,
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type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
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: 0);
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vips_error_clear();
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vips_thread_shutdown();
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return result;
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return (char *)buf;
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}
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@ -1,5 +1,7 @@
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#pragma once
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#include <napi.h>
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#include "common.h"
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Napi::Value Gamexplain(const Napi::CallbackInfo& info);
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using std::string;
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char* Gamexplain(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
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132
natives/globe.cc
132
natives/globe.cc
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@ -1,93 +1,79 @@
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#include <napi.h>
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#include "common.h"
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#include <vips/vips8>
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using namespace std;
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using namespace vips;
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Napi::Value Globe(const Napi::CallbackInfo &info) {
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Napi::Env env = info.Env();
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Napi::Object result = Napi::Object::New(env);
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char *Globe(string type, char *BufferData, size_t BufferLength,
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ArgumentMap Arguments, size_t *DataSize) {
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try {
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Napi::Object obj = info[1].As<Napi::Object>();
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Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
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string type = obj.Get("type").As<Napi::String>().Utf8Value();
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string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
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string basePath = GetArgument<string>(Arguments, "basePath");
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VOption *options = VImage::option();
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VOption *options = VImage::option();
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VImage in =
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VImage::new_from_buffer(
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data.Data(), data.Length(), "",
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type == "gif" ? options->set("n", -1)->set("access", "sequential")
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: options)
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.colourspace(VIPS_INTERPRETATION_sRGB);
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if (!in.has_alpha())
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in = in.bandjoin(255);
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VImage in =
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VImage::new_from_buffer(
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BufferData, BufferLength, "",
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type == "gif" ? options->set("n", -1)->set("access", "sequential")
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: options)
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.colourspace(VIPS_INTERPRETATION_sRGB);
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if (!in.has_alpha())
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in = in.bandjoin(255);
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int width = in.width();
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int pageHeight = vips_image_get_page_height(in.get_image());
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int nPages = type == "gif" ? vips_image_get_n_pages(in.get_image()) : 30;
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int width = in.width();
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int pageHeight = vips_image_get_page_height(in.get_image());
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int nPages = type == "gif" ? vips_image_get_n_pages(in.get_image()) : 30;
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double size = min(width, pageHeight);
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double size = min(width, pageHeight);
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string diffPath = basePath + "assets/images/globediffuse.png";
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VImage diffuse =
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VImage::new_from_file(diffPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC)) /
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255;
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string diffPath = basePath + "assets/images/globediffuse.png";
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VImage diffuse =
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VImage::new_from_file(diffPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC)) /
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255;
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string specPath = basePath + "assets/images/globespec.png";
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VImage specular =
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VImage::new_from_file(specPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC));
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string specPath = basePath + "assets/images/globespec.png";
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VImage specular =
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VImage::new_from_file(specPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC));
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string distortPath = basePath + "assets/images/spheremap.png";
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VImage distort =
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(VImage::new_from_file(distortPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC)) /
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65535) *
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size;
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string distortPath = basePath + "assets/images/spheremap.png";
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VImage distort =
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(VImage::new_from_file(distortPath.c_str())
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.resize(size / 500.0,
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VImage::option()->set("kernel", VIPS_KERNEL_CUBIC)) /
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65535) *
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size;
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vector<VImage> img;
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for (int i = 0; i < nPages; i++) {
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VImage img_frame =
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type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
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VImage resized = img_frame.resize(
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size / (double)width,
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VImage::option()->set("vscale", size / (double)pageHeight));
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VImage rolled = img_frame.wrap(
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VImage::option()->set("x", width * i / nPages)->set("y", 0));
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VImage extracted = rolled.extract_band(0, VImage::option()->set("n", 3));
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VImage mapped = extracted.mapim(distort);
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VImage composited = mapped * diffuse + specular;
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VImage frame = composited.bandjoin(diffuse > 0.0);
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img.push_back(frame);
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}
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VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
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final.set(VIPS_META_PAGE_HEIGHT, size);
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if (type != "gif") {
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vector<int> delay(30, 50);
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final.set("delay", delay);
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}
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void *buf;
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size_t length;
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final.write_to_buffer(".gif", &buf, &length);
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result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
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result.Set("type", "gif");
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} catch (std::exception const &err) {
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Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
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} catch (...) {
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Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
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vector<VImage> img;
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for (int i = 0; i < nPages; i++) {
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VImage img_frame =
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type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
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VImage resized = img_frame.resize(
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size / (double)width,
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VImage::option()->set("vscale", size / (double)pageHeight));
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VImage rolled = img_frame.wrap(
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VImage::option()->set("x", width * i / nPages)->set("y", 0));
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VImage extracted = rolled.extract_band(0, VImage::option()->set("n", 3));
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VImage mapped = extracted.mapim(distort);
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VImage composited = mapped * diffuse + specular;
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VImage frame = composited.bandjoin(diffuse > 0.0);
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img.push_back(frame);
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}
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VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
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final.set(VIPS_META_PAGE_HEIGHT, size);
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if (type != "gif") {
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vector<int> delay(30, 50);
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final.set("delay", delay);
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}
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void *buf;
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final.write_to_buffer(".gif", &buf, DataSize);
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vips_error_clear();
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vips_thread_shutdown();
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return result;
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return (char *)buf;
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}
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@ -1,5 +1,7 @@
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#pragma once
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#include <napi.h>
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#include "common.h"
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Napi::Value Globe(const Napi::CallbackInfo& info);
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using std::string;
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char* Globe(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
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@ -1,53 +1,40 @@
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#include <napi.h>
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#include "common.h"
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#include <vips/vips8>
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using namespace std;
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using namespace vips;
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Napi::Value Homebrew(const Napi::CallbackInfo &info) {
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Napi::Env env = info.Env();
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Napi::Object result = Napi::Object::New(env);
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char *Homebrew(string *type, ArgumentMap Arguments, size_t *DataSize) {
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string caption = GetArgument<string>(Arguments, "caption");
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string basePath = GetArgument<string>(Arguments, "basePath");
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try {
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Napi::Object obj = info[1].As<Napi::Object>();
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string caption = obj.Get("caption").As<Napi::String>().Utf8Value();
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string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
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string assetPath = basePath + "assets/images/hbc.png";
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VImage bg = VImage::new_from_file(assetPath.c_str());
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string assetPath = basePath + "assets/images/hbc.png";
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VImage bg = VImage::new_from_file(assetPath.c_str());
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VImage text = VImage::text(
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".", VImage::option()->set("fontfile",
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(basePath + "assets/fonts/hbc.ttf").c_str()));
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text = VImage::text(
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("<span letter_spacing=\"-5120\" color=\"white\">" + caption + "</span>")
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.c_str(),
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VImage::option()
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->set("rgba", true)
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->set("align", VIPS_ALIGN_CENTRE)
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->set("font", "PF Square Sans Pro, Twemoji Color Font 96")
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->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str()));
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VImage text = VImage::text(
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".", VImage::option()->set(
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"fontfile", (basePath + "assets/fonts/hbc.ttf").c_str()));
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text = VImage::text(
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("<span letter_spacing=\"-5120\" color=\"white\">" + caption +
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"</span>")
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.c_str(),
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VImage::option()
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->set("rgba", true)
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->set("align", VIPS_ALIGN_CENTRE)
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->set("font", "PF Square Sans Pro, Twemoji Color Font 96")
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->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str()));
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VImage out = bg.composite2(text, VIPS_BLEND_MODE_OVER,
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VImage::option()
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->set("x", 400 - (text.width() / 2))
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->set("y", 300 - (text.height() / 2) - 8));
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VImage out = bg.composite2(text, VIPS_BLEND_MODE_OVER,
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VImage::option()
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->set("x", 400 - (text.width() / 2))
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->set("y", 300 - (text.height() / 2) - 8));
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void *buf;
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out.write_to_buffer(".png", &buf, DataSize);
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void *buf;
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size_t length;
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out.write_to_buffer(".png", &buf, &length);
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result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
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result.Set("type", "png");
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} catch (std::exception const &err) {
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Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
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} catch (...) {
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Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
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}
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*type = "png";
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vips_error_clear();
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vips_thread_shutdown();
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return result;
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return (char *)buf;
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}
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@ -1,5 +1,7 @@
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#pragma once
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#include <napi.h>
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#include "common.h"
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Napi::Value Homebrew(const Napi::CallbackInfo& info);
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using std::string;
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char* Homebrew(string *type, ArgumentMap Arguments, size_t *DataSize);
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@ -63,27 +63,30 @@ std::map<std::string, char* (*)(string type, char* BufferData, size_t BufferLeng
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{"flag", &Flag},
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{"flip", &Flip},
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{"freeze", &Freeze},
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{"speed", &Speed},
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{"uncaption", &Uncaption},
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{"watermark", &Watermark}
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};
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std::map<std::string, Napi::Value (*)(const Napi::CallbackInfo &info)> OldFunctionMap = {
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{"gamexplain", Gamexplain},
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{"globe", Globe},
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{"homebrew", Homebrew},
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{"invert", Invert},
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{"jpeg", Jpeg},
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{"magik", Magik},
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{"meme", Meme},
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{"mirror", Mirror},
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{"motivate", Motivate},
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{"reddit", Reddit},
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{"resize", Resize},
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{"reverse", Reverse},
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{"speed", &Speed},
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{"uncaption", &Uncaption},
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{"watermark", &Watermark}
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};
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std::map<std::string, char* (*)(string *type, ArgumentMap Arguments, size_t* DataSize)> NoInputFunctionMap = {
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{"homebrew", Homebrew},
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{"sonic", Sonic}
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};
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std::map<std::string, Napi::Value (*)(const Napi::CallbackInfo &info)> OldFunctionMap = {
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{"magik", Magik},
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{"scott", Scott},
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{"snapchat", Snapchat},
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{"sonic", Sonic},
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{"spin", Spin},
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{"swirl", Swirl},
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{"tile", Tile},
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@ -105,15 +108,14 @@ bool isNapiValueInt(Napi::Env& env, Napi::Value& num) {
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.Value();
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}
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Napi::Value NewProcessImage(const Napi::CallbackInfo &info) {
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Napi::Value NewProcessImage(const Napi::CallbackInfo &info, bool input) {
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Napi::Env env = info.Env();
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Napi::Object result = Napi::Object::New(env);
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try {
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string command = info[0].As<Napi::String>().Utf8Value();
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Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
string type = obj.Has("type") ? obj.Get("type").As<Napi::String>().Utf8Value() : NULL;
|
||||
|
||||
Napi::Array properties = obj.GetPropertyNames();
|
||||
|
||||
|
|
@ -145,7 +147,13 @@ Napi::Value NewProcessImage(const Napi::CallbackInfo &info) {
|
|||
}
|
||||
|
||||
size_t length = 0;
|
||||
char* buf = FunctionMap.at(command)(type, data.Data(), data.Length(), Arguments, &length);
|
||||
char* buf;
|
||||
if (input) {
|
||||
Napi::Buffer<char> data = obj.Has("data") ? obj.Get("data").As<Napi::Buffer<char>>() : Napi::Buffer<char>::New(env, 0);
|
||||
buf = FunctionMap.at(command)(type, data.Data(), data.Length(), Arguments, &length);
|
||||
} else {
|
||||
buf = NoInputFunctionMap.at(command)(&type, Arguments, &length);
|
||||
}
|
||||
result.Set("data", Napi::Buffer<char>::New(env, buf, length, [](Napi::Env env, void* data) {
|
||||
free(data);
|
||||
}));
|
||||
|
|
@ -169,7 +177,9 @@ Napi::Value ProcessImage(const Napi::CallbackInfo &info) { // janky solution for
|
|||
string command = info[0].As<Napi::String>().Utf8Value();
|
||||
|
||||
if (MAP_HAS(FunctionMap, command)) {
|
||||
return NewProcessImage(info);
|
||||
return NewProcessImage(info, true);
|
||||
} else if (MAP_HAS(NoInputFunctionMap, command)) {
|
||||
return NewProcessImage(info, false);
|
||||
} else if (MAP_HAS(OldFunctionMap, command)) {
|
||||
return OldProcessImage(command, info);
|
||||
} else {
|
||||
|
|
@ -193,6 +203,11 @@ Napi::Object Init(Napi::Env env, Napi::Object exports){
|
|||
arr[i] = Napi::String::New(env, imap.first);
|
||||
i++;
|
||||
}
|
||||
for (auto const& imap: NoInputFunctionMap) {
|
||||
Napi::HandleScope scope(env);
|
||||
arr[i] = Napi::String::New(env, imap.first);
|
||||
i++;
|
||||
}
|
||||
for(auto const& imap: OldFunctionMap) {
|
||||
Napi::HandleScope scope(env);
|
||||
arr[i] = Napi::String::New(env, imap.first);
|
||||
|
|
|
|||
|
|
@ -1,45 +1,31 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Invert(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Invert(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
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);
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
type == "gif" ? options->set("n", -1) : options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
if (!in.has_alpha()) in = in.bandjoin(255);
|
||||
VImage noAlpha =
|
||||
in.extract_band(0, VImage::option()->set("n", in.bands() - 1));
|
||||
VImage inverted = noAlpha.invert();
|
||||
VImage out = inverted.bandjoin(in.extract_band(3));
|
||||
|
||||
VImage noAlpha =
|
||||
in.extract_band(0, VImage::option()->set("n", in.bands() - 1));
|
||||
VImage inverted = noAlpha.invert();
|
||||
VImage out = inverted.bandjoin(in.extract_band(3));
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, &length);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
}
|
||||
void *buf;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, DataSize);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Invert(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Invert(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
111
natives/jpeg.cc
111
natives/jpeg.cc
|
|
@ -1,91 +1,70 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Jpeg(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Jpeg(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
int quality = GetArgumentWithFallback<int>(Arguments, "quality", 0);
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
int quality = obj.Has("quality")
|
||||
? obj.Get("quality").As<Napi::Number>().Int32Value()
|
||||
: 0;
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
void *buf;
|
||||
|
||||
if (type == "gif") {
|
||||
VImage in =
|
||||
VImage::new_from_buffer(
|
||||
data.Data(), data.Length(), "",
|
||||
VImage::option()->set("access", "sequential")->set("n", -1))
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
if (!in.has_alpha())
|
||||
in = in.bandjoin(255);
|
||||
if (type == "gif") {
|
||||
VImage in = VImage::new_from_buffer(
|
||||
BufferData, BufferLength, "",
|
||||
VImage::option()->set("access", "sequential")->set("n", -1))
|
||||
.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());
|
||||
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 final;
|
||||
VImage final;
|
||||
|
||||
if (totalHeight > 65500) {
|
||||
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", quality)->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 {
|
||||
if (totalHeight > 65500) {
|
||||
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;
|
||||
in.write_to_buffer(
|
||||
img_frame.write_to_buffer(
|
||||
".jpg", &jpgBuf, &jpgLength,
|
||||
VImage::option()->set("Q", quality)->set("strip", true));
|
||||
final = VImage::new_from_buffer(jpgBuf, jpgLength, "");
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
final.set("delay", in.get_array_int("delay"));
|
||||
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);
|
||||
}
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
final.write_to_buffer(("." + type).c_str(), &buf, &length,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)
|
||||
: 0);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
} else {
|
||||
VImage in = VImage::new_from_buffer(data.Data(), data.Length(), "");
|
||||
void *buf;
|
||||
size_t length;
|
||||
void *jpgBuf;
|
||||
size_t jpgLength;
|
||||
in.write_to_buffer(
|
||||
".jpg", &buf, &length,
|
||||
".jpg", &jpgBuf, &jpgLength,
|
||||
VImage::option()->set("Q", quality)->set("strip", true));
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", "jpg");
|
||||
final = VImage::new_from_buffer(jpgBuf, jpgLength, "");
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
final.set("delay", in.get_array_int("delay"));
|
||||
}
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
|
||||
final.write_to_buffer(("." + type).c_str(), &buf, DataSize,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)
|
||||
: 0);
|
||||
} else {
|
||||
VImage in = VImage::new_from_buffer(BufferData, BufferLength, "");
|
||||
in.write_to_buffer(".jpg", &buf, DataSize,
|
||||
VImage::option()->set("Q", quality)->set("strip", true));
|
||||
|
||||
type = "jpg";
|
||||
}
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Jpeg(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Jpeg(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
264
natives/meme.cc
264
natives/meme.cc
|
|
@ -1,160 +1,142 @@
|
|||
#include "common.h"
|
||||
#include <napi.h>
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Meme(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Meme(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
string top = GetArgument<string>(Arguments, "top");
|
||||
string bottom = GetArgument<string>(Arguments, "bottom");
|
||||
string font = GetArgument<string>(Arguments, "font");
|
||||
string basePath = GetArgument<string>(Arguments, "basePath");
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
string top = obj.Get("top").As<Napi::String>().Utf8Value();
|
||||
string bottom = obj.Get("bottom").As<Napi::String>().Utf8Value();
|
||||
string font = obj.Get("font").As<Napi::String>().Utf8Value();
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
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);
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
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());
|
||||
int size = width / 9;
|
||||
int dividedWidth = width / 1000;
|
||||
int rad = 1;
|
||||
vector<double> zeroVec = {0, 0, 0, 0};
|
||||
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
int size = width / 9;
|
||||
int dividedWidth = width / 1000;
|
||||
int rad = 1;
|
||||
vector<double> zeroVec = {0, 0, 0, 0};
|
||||
string font_string =
|
||||
(font == "roboto" ? "Roboto Condensed" : font) + ", Twemoji Color Font " +
|
||||
(font != "impact" ? "bold" : "normal") + " " + to_string(size);
|
||||
|
||||
string font_string = (font == "roboto" ? "Roboto Condensed" : font) + ", Twemoji Color Font " +
|
||||
(font != "impact" ? "bold" : "normal") +
|
||||
" " + to_string(size);
|
||||
VImage mask = VImage::black(rad * 2 + 1, rad * 2 + 1) + 128;
|
||||
mask.draw_circle({255}, rad, rad, rad, VImage::option()->set("fill", true));
|
||||
|
||||
VImage mask = VImage::black(rad * 2 + 1, rad * 2 + 1) + 128;
|
||||
mask.draw_circle({255}, rad, rad, rad, VImage::option()->set("fill", true));
|
||||
VImage altMask;
|
||||
|
||||
VImage altMask;
|
||||
|
||||
if (dividedWidth >= 1) {
|
||||
altMask = VImage::black(dividedWidth * 2 + 1, dividedWidth * 2 + 1) + 128;
|
||||
altMask.draw_circle({255}, dividedWidth, dividedWidth, dividedWidth,
|
||||
VImage::option()->set("fill", true));
|
||||
}
|
||||
|
||||
auto findResult = fontPaths.find(font);
|
||||
if (findResult != fontPaths.end()) {
|
||||
VImage::text(
|
||||
".", VImage::option()->set("fontfile",
|
||||
(basePath + findResult->second).c_str()));
|
||||
}
|
||||
|
||||
VImage topText;
|
||||
if (top != "") {
|
||||
VImage topIn = VImage::text(
|
||||
("<span foreground=\"white\">" + top + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", font_string.c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", width));
|
||||
|
||||
topIn = topIn.embed(rad + 10, rad + 10, (topIn.width() + 2 * rad) + 20,
|
||||
(topIn.height() + 2 * rad) + 20);
|
||||
|
||||
VImage topOutline =
|
||||
topIn.morph(mask, VIPS_OPERATION_MORPHOLOGY_DILATE)
|
||||
.gaussblur(0.5, VImage::option()->set("min_ampl", 0.1));
|
||||
if (dividedWidth >= 1) {
|
||||
topOutline =
|
||||
topOutline.morph(altMask, VIPS_OPERATION_MORPHOLOGY_DILATE);
|
||||
}
|
||||
topOutline = (topOutline == zeroVec);
|
||||
VImage topInvert = topOutline.extract_band(3).invert();
|
||||
topOutline =
|
||||
topOutline
|
||||
.extract_band(0,
|
||||
VImage::option()->set("n", topOutline.bands() - 1))
|
||||
.bandjoin(topInvert);
|
||||
topText = topOutline.composite2(topIn, VIPS_BLEND_MODE_OVER);
|
||||
}
|
||||
|
||||
VImage bottomText;
|
||||
if (bottom != "") {
|
||||
VImage bottomIn = VImage::text(
|
||||
("<span foreground=\"white\">" + bottom + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", font_string.c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", width));
|
||||
bottomIn =
|
||||
bottomIn.embed(rad + 10, rad + 10, (bottomIn.width() + 2 * rad) + 20,
|
||||
(bottomIn.height() + 2 * rad) + 20);
|
||||
VImage bottomOutline =
|
||||
bottomIn.morph(mask, VIPS_OPERATION_MORPHOLOGY_DILATE)
|
||||
.gaussblur(0.5, VImage::option()->set("min_ampl", 0.1));
|
||||
if (dividedWidth >= 1) {
|
||||
bottomOutline =
|
||||
bottomOutline.morph(altMask, VIPS_OPERATION_MORPHOLOGY_DILATE);
|
||||
}
|
||||
bottomOutline = (bottomOutline == zeroVec);
|
||||
VImage bottomInvert = bottomOutline.extract_band(3).invert();
|
||||
bottomOutline = bottomOutline
|
||||
.extract_band(0, VImage::option()->set(
|
||||
"n", bottomOutline.bands() - 1))
|
||||
.bandjoin(bottomInvert);
|
||||
bottomText = bottomOutline.composite2(bottomIn, VIPS_BLEND_MODE_OVER);
|
||||
}
|
||||
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
if (top != "") {
|
||||
img_frame = img_frame.composite2(
|
||||
topText, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", (width / 2) - (topText.width() / 2)));
|
||||
}
|
||||
if (bottom != "") {
|
||||
img_frame = img_frame.composite2(
|
||||
bottomText, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()
|
||||
->set("x", (width / 2) - (bottomText.width() / 2))
|
||||
->set("y", pageHeight - bottomText.height()));
|
||||
}
|
||||
img.push_back(img_frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
final.write_to_buffer(
|
||||
("." + type).c_str(), &buf, &length,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
|
||||
: 0);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
if (dividedWidth >= 1) {
|
||||
altMask = VImage::black(dividedWidth * 2 + 1, dividedWidth * 2 + 1) + 128;
|
||||
altMask.draw_circle({255}, dividedWidth, dividedWidth, dividedWidth,
|
||||
VImage::option()->set("fill", true));
|
||||
}
|
||||
|
||||
auto findResult = fontPaths.find(font);
|
||||
if (findResult != fontPaths.end()) {
|
||||
VImage::text(".", VImage::option()->set(
|
||||
"fontfile", (basePath + findResult->second).c_str()));
|
||||
}
|
||||
|
||||
VImage topText;
|
||||
if (top != "") {
|
||||
VImage topIn = VImage::text(
|
||||
("<span foreground=\"white\">" + top + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", font_string.c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", width));
|
||||
|
||||
topIn = topIn.embed(rad + 10, rad + 10, (topIn.width() + 2 * rad) + 20,
|
||||
(topIn.height() + 2 * rad) + 20);
|
||||
|
||||
VImage topOutline =
|
||||
topIn.morph(mask, VIPS_OPERATION_MORPHOLOGY_DILATE)
|
||||
.gaussblur(0.5, VImage::option()->set("min_ampl", 0.1));
|
||||
if (dividedWidth >= 1) {
|
||||
topOutline = topOutline.morph(altMask, VIPS_OPERATION_MORPHOLOGY_DILATE);
|
||||
}
|
||||
topOutline = (topOutline == zeroVec);
|
||||
VImage topInvert = topOutline.extract_band(3).invert();
|
||||
topOutline =
|
||||
topOutline
|
||||
.extract_band(0, VImage::option()->set("n", topOutline.bands() - 1))
|
||||
.bandjoin(topInvert);
|
||||
topText = topOutline.composite2(topIn, VIPS_BLEND_MODE_OVER);
|
||||
}
|
||||
|
||||
VImage bottomText;
|
||||
if (bottom != "") {
|
||||
VImage bottomIn = VImage::text(
|
||||
("<span foreground=\"white\">" + bottom + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", font_string.c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", width));
|
||||
bottomIn =
|
||||
bottomIn.embed(rad + 10, rad + 10, (bottomIn.width() + 2 * rad) + 20,
|
||||
(bottomIn.height() + 2 * rad) + 20);
|
||||
VImage bottomOutline =
|
||||
bottomIn.morph(mask, VIPS_OPERATION_MORPHOLOGY_DILATE)
|
||||
.gaussblur(0.5, VImage::option()->set("min_ampl", 0.1));
|
||||
if (dividedWidth >= 1) {
|
||||
bottomOutline =
|
||||
bottomOutline.morph(altMask, VIPS_OPERATION_MORPHOLOGY_DILATE);
|
||||
}
|
||||
bottomOutline = (bottomOutline == zeroVec);
|
||||
VImage bottomInvert = bottomOutline.extract_band(3).invert();
|
||||
bottomOutline =
|
||||
bottomOutline
|
||||
.extract_band(0,
|
||||
VImage::option()->set("n", bottomOutline.bands() - 1))
|
||||
.bandjoin(bottomInvert);
|
||||
bottomText = bottomOutline.composite2(bottomIn, VIPS_BLEND_MODE_OVER);
|
||||
}
|
||||
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
if (top != "") {
|
||||
img_frame = img_frame.composite2(
|
||||
topText, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", (width / 2) - (topText.width() / 2)));
|
||||
}
|
||||
if (bottom != "") {
|
||||
img_frame = img_frame.composite2(
|
||||
bottomText, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()
|
||||
->set("x", (width / 2) - (bottomText.width() / 2))
|
||||
->set("y", pageHeight - bottomText.height()));
|
||||
}
|
||||
img.push_back(img_frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
|
||||
void *buf;
|
||||
final.write_to_buffer(
|
||||
("." + type).c_str(), &buf, DataSize,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
|
||||
: 0);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Meme(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Meme(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,84 +1,67 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Mirror(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Mirror(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
bool vertical = GetArgumentWithFallback<bool>(Arguments, "vertical", false);
|
||||
bool first = GetArgumentWithFallback<bool>(Arguments, "first", false);
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
bool vertical = obj.Has("vertical")
|
||||
? obj.Get("vertical").As<Napi::Boolean>().Value()
|
||||
: false;
|
||||
bool first =
|
||||
obj.Has("first") ? obj.Get("first").As<Napi::Boolean>().Value() : false;
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
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);
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
type == "gif" ? options->set("n", -1) : options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
if (!in.has_alpha()) in = in.bandjoin(255);
|
||||
VImage out;
|
||||
|
||||
VImage out;
|
||||
|
||||
if (vertical) {
|
||||
if (type == "gif") {
|
||||
// once again, libvips gif handling is both a blessing and a curse
|
||||
vector<VImage> img;
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
bool isOdd = pageHeight % 2;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
int x = (i * pageHeight) + (first ? 0 : (pageHeight / 2));
|
||||
VImage cropped = in.crop(0, x, in.width(), pageHeight / 2);
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_VERTICAL);
|
||||
VImage final = VImage::arrayjoin(
|
||||
{first ? cropped : flipped, first ? flipped : cropped},
|
||||
VImage::option()->set("across", 1));
|
||||
img.push_back(final);
|
||||
}
|
||||
out = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
out.set(VIPS_META_PAGE_HEIGHT, pageHeight - (isOdd ? 1 : 0));
|
||||
} else {
|
||||
VImage cropped = in.extract_area(0, 0, in.width(), in.height() / 2);
|
||||
if (vertical) {
|
||||
if (type == "gif") {
|
||||
// once again, libvips gif handling is both a blessing and a curse
|
||||
vector<VImage> img;
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
bool isOdd = pageHeight % 2;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
int x = (i * pageHeight) + (first ? 0 : (pageHeight / 2));
|
||||
VImage cropped = in.crop(0, x, in.width(), pageHeight / 2);
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_VERTICAL);
|
||||
out = VImage::arrayjoin({cropped, flipped},
|
||||
VImage::option()->set("across", 1));
|
||||
VImage final = VImage::arrayjoin(
|
||||
{first ? cropped : flipped, first ? flipped : cropped},
|
||||
VImage::option()->set("across", 1));
|
||||
img.push_back(final);
|
||||
}
|
||||
out = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
out.set(VIPS_META_PAGE_HEIGHT, pageHeight - (isOdd ? 1 : 0));
|
||||
} else {
|
||||
if (first) {
|
||||
VImage cropped = in.extract_area(0, 0, in.width() / 2, in.height());
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_HORIZONTAL);
|
||||
out = VImage::arrayjoin({cropped, flipped});
|
||||
} else {
|
||||
int size = in.width() / 2;
|
||||
VImage cropped = in.extract_area(size, 0, size, in.height());
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_HORIZONTAL);
|
||||
out = VImage::arrayjoin({flipped, cropped});
|
||||
}
|
||||
VImage cropped = in.extract_area(0, 0, in.width(), in.height() / 2);
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_VERTICAL);
|
||||
out = VImage::arrayjoin({cropped, flipped},
|
||||
VImage::option()->set("across", 1));
|
||||
}
|
||||
} else {
|
||||
if (first) {
|
||||
VImage cropped = in.extract_area(0, 0, in.width() / 2, in.height());
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_HORIZONTAL);
|
||||
out = VImage::arrayjoin({cropped, flipped});
|
||||
} else {
|
||||
int size = in.width() / 2;
|
||||
VImage cropped = in.extract_area(size, 0, size, in.height());
|
||||
VImage flipped = cropped.flip(VIPS_DIRECTION_HORIZONTAL);
|
||||
out = VImage::arrayjoin({flipped, cropped});
|
||||
}
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, &length);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
}
|
||||
|
||||
void *buf;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, DataSize);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Mirror(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Mirror(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,144 +1,126 @@
|
|||
#include "common.h"
|
||||
#include <napi.h>
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Motivate(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Motivate(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
string top_text = GetArgument<string>(Arguments, "top");
|
||||
string bottom_text = GetArgument<string>(Arguments, "bottom");
|
||||
string font = GetArgument<string>(Arguments, "font");
|
||||
string basePath = GetArgument<string>(Arguments, "basePath");
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
string top_text = obj.Get("top").As<Napi::String>().Utf8Value();
|
||||
string bottom_text = obj.Get("bottom").As<Napi::String>().Utf8Value();
|
||||
string font = obj.Get("font").As<Napi::String>().Utf8Value();
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
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);
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
type == "gif" ? options->set("n", -1) : options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
if (!in.has_alpha())
|
||||
in = in.bandjoin(255);
|
||||
int width = in.width();
|
||||
int size = width / 5;
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
int textWidth = width - ((width / 25) * 2);
|
||||
|
||||
int width = in.width();
|
||||
int size = width / 5;
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
int textWidth = width - ((width / 25) * 2);
|
||||
string font_string =
|
||||
(font == "roboto" ? "Roboto Condensed" : font) + ", Twemoji Color Font";
|
||||
|
||||
string font_string =
|
||||
(font == "roboto" ? "Roboto Condensed" : font) + ", Twemoji Color Font";
|
||||
|
||||
auto findResult = fontPaths.find(font);
|
||||
if (findResult != fontPaths.end()) {
|
||||
VImage::text(
|
||||
".", VImage::option()->set("fontfile",
|
||||
(basePath + findResult->second).c_str()));
|
||||
}
|
||||
|
||||
VImage topImage;
|
||||
if (top_text != "") {
|
||||
string topText = "<span foreground=\"white\" background=\"black\">" +
|
||||
top_text + "</span>";
|
||||
|
||||
topImage = VImage::text(
|
||||
topText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", (font_string + " " + to_string(size)).c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", textWidth));
|
||||
}
|
||||
|
||||
VImage bottomImage;
|
||||
if (bottom_text != "") {
|
||||
string bottomText = "<span foreground=\"white\" background=\"black\">" +
|
||||
bottom_text + "</span>";
|
||||
|
||||
bottomImage = VImage::text(
|
||||
bottomText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", (font_string + " " + to_string(size * 0.4)).c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", textWidth));
|
||||
}
|
||||
|
||||
vector<VImage> img;
|
||||
int height;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
|
||||
int borderSize = max(2, width / 66);
|
||||
int borderSize2 = borderSize * 0.5;
|
||||
VImage bordered =
|
||||
img_frame.embed(borderSize, borderSize, width + (borderSize * 2),
|
||||
pageHeight + (borderSize * 2),
|
||||
VImage::option()->set("extend", "black"));
|
||||
VImage bordered2 = bordered.embed(
|
||||
borderSize2, borderSize2, bordered.width() + (borderSize2 * 2),
|
||||
bordered.height() + (borderSize2 * 2),
|
||||
VImage::option()->set("extend", "white"));
|
||||
|
||||
int addition = width / 8;
|
||||
int sideAddition = pageHeight * 0.4;
|
||||
|
||||
VImage bordered3 = bordered2.embed(
|
||||
sideAddition / 2, addition / 2, bordered2.width() + sideAddition,
|
||||
bordered2.height() + addition,
|
||||
VImage::option()->set("extend", "black"));
|
||||
VImage frame;
|
||||
if (top_text != "") {
|
||||
frame = bordered3.join(
|
||||
topImage.gravity(VIPS_COMPASS_DIRECTION_NORTH, bordered3.width(),
|
||||
topImage.height() + (size / 4),
|
||||
VImage::option()->set("extend", "black")),
|
||||
VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("background", 0x000000)->set("expand", true));
|
||||
}
|
||||
if (bottom_text != "") {
|
||||
if (top_text == "")
|
||||
frame = bordered3;
|
||||
frame = frame.join(
|
||||
bottomImage.gravity(VIPS_COMPASS_DIRECTION_NORTH, bordered3.width(),
|
||||
bottomImage.height() + (size / 4),
|
||||
VImage::option()->set("extend", "black")),
|
||||
VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("background", 0x000000)->set("expand", true));
|
||||
}
|
||||
height = frame.height();
|
||||
img.push_back(frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1))
|
||||
.extract_band(0, VImage::option()->set("n", 3));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, height);
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
final.write_to_buffer(("." + type).c_str(), &buf, &length,
|
||||
type == "gif" ? VImage::option()->set("dither", 1)
|
||||
: 0);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
auto findResult = fontPaths.find(font);
|
||||
if (findResult != fontPaths.end()) {
|
||||
VImage::text(".", VImage::option()->set(
|
||||
"fontfile", (basePath + findResult->second).c_str()));
|
||||
}
|
||||
|
||||
VImage topImage;
|
||||
if (top_text != "") {
|
||||
string topText = "<span foreground=\"white\" background=\"black\">" +
|
||||
top_text + "</span>";
|
||||
|
||||
topImage = VImage::text(
|
||||
topText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", (font_string + " " + to_string(size)).c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", textWidth));
|
||||
}
|
||||
|
||||
VImage bottomImage;
|
||||
if (bottom_text != "") {
|
||||
string bottomText = "<span foreground=\"white\" background=\"black\">" +
|
||||
bottom_text + "</span>";
|
||||
|
||||
bottomImage = VImage::text(
|
||||
bottomText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", (font_string + " " + to_string(size * 0.4)).c_str())
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", textWidth));
|
||||
}
|
||||
|
||||
vector<VImage> img;
|
||||
int height;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
|
||||
int borderSize = max(2, width / 66);
|
||||
int borderSize2 = borderSize * 0.5;
|
||||
VImage bordered =
|
||||
img_frame.embed(borderSize, borderSize, width + (borderSize * 2),
|
||||
pageHeight + (borderSize * 2),
|
||||
VImage::option()->set("extend", "black"));
|
||||
VImage bordered2 = bordered.embed(borderSize2, borderSize2,
|
||||
bordered.width() + (borderSize2 * 2),
|
||||
bordered.height() + (borderSize2 * 2),
|
||||
VImage::option()->set("extend", "white"));
|
||||
|
||||
int addition = width / 8;
|
||||
int sideAddition = pageHeight * 0.4;
|
||||
|
||||
VImage bordered3 = bordered2.embed(
|
||||
sideAddition / 2, addition / 2, bordered2.width() + sideAddition,
|
||||
bordered2.height() + addition,
|
||||
VImage::option()->set("extend", "black"));
|
||||
VImage frame;
|
||||
if (top_text != "") {
|
||||
frame = bordered3.join(
|
||||
topImage.gravity(VIPS_COMPASS_DIRECTION_NORTH, bordered3.width(),
|
||||
topImage.height() + (size / 4),
|
||||
VImage::option()->set("extend", "black")),
|
||||
VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("background", 0x000000)->set("expand", true));
|
||||
}
|
||||
if (bottom_text != "") {
|
||||
if (top_text == "")
|
||||
frame = bordered3;
|
||||
frame = frame.join(
|
||||
bottomImage.gravity(VIPS_COMPASS_DIRECTION_NORTH, bordered3.width(),
|
||||
bottomImage.height() + (size / 4),
|
||||
VImage::option()->set("extend", "black")),
|
||||
VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("background", 0x000000)->set("expand", true));
|
||||
}
|
||||
height = frame.height();
|
||||
img.push_back(frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1))
|
||||
.extract_band(0, VImage::option()->set("n", 3));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, height);
|
||||
|
||||
void *buf;
|
||||
final.write_to_buffer(("." + type).c_str(), &buf, DataSize,
|
||||
type == "gif" ? VImage::option()->set("dither", 1) : 0);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Motivate(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Motivate(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,84 +1,70 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Reddit(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Reddit(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
string text = obj.Get("caption").As<Napi::String>().Utf8Value();
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
|
||||
string text = GetArgument<string>(Arguments, "text");
|
||||
string basePath = GetArgument<string>(Arguments, "basePath");
|
||||
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
type == "gif" ? options->set("n", -1) : options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
if (!in.has_alpha())
|
||||
in = in.bandjoin(255);
|
||||
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);
|
||||
|
||||
string assetPath = basePath + "assets/images/reddit.png";
|
||||
VImage tmpl = VImage::new_from_file(assetPath.c_str());
|
||||
string assetPath = basePath + "assets/images/reddit.png";
|
||||
VImage tmpl = VImage::new_from_file(assetPath.c_str());
|
||||
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
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 captionText = "<span foreground=\"white\">" + text + "</span>";
|
||||
string captionText = "<span foreground=\"white\">" + text + "</span>";
|
||||
|
||||
VImage textImage = VImage::text(
|
||||
".", VImage::option()->set(
|
||||
"fontfile", (basePath + "assets/fonts/reddit.ttf").c_str()));
|
||||
textImage = VImage::text(
|
||||
captionText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("font", "Roboto, Twemoji Color Font 62")
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("align", VIPS_ALIGN_LOW));
|
||||
VImage textImage = VImage::text(
|
||||
".", VImage::option()->set(
|
||||
"fontfile", (basePath + "assets/fonts/reddit.ttf").c_str()));
|
||||
textImage = VImage::text(
|
||||
captionText.c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("font", "Roboto, Twemoji Color Font 62")
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("align", VIPS_ALIGN_LOW));
|
||||
|
||||
VImage composited =
|
||||
tmpl.composite2(textImage, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", 375)->set(
|
||||
"y", (tmpl.height() - textImage.height()) - 64));
|
||||
VImage watermark =
|
||||
composited.resize((double)width / (double)composited.width());
|
||||
VImage composited =
|
||||
tmpl.composite2(textImage, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", 375)->set(
|
||||
"y", (tmpl.height() - textImage.height()) - 64));
|
||||
VImage watermark =
|
||||
composited.resize((double)width / (double)composited.width());
|
||||
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
VImage frame = img_frame.join(watermark, VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("expand", true));
|
||||
img.push_back(frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight + watermark.height());
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
final.write_to_buffer(
|
||||
("." + type).c_str(), &buf, &length,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
|
||||
: 0);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
VImage frame = img_frame.join(watermark, VIPS_DIRECTION_VERTICAL,
|
||||
VImage::option()->set("expand", true));
|
||||
img.push_back(frame);
|
||||
}
|
||||
VImage final = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight + watermark.height());
|
||||
|
||||
void *buf;
|
||||
final.write_to_buffer(
|
||||
("." + type).c_str(), &buf, DataSize,
|
||||
type == "gif" ? VImage::option()->set("dither", 0)->set("reoptimise", 1)
|
||||
: 0);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Reddit(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Reddit(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,74 +1,56 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Resize(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Resize(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
bool stretch = GetArgumentWithFallback<bool>(Arguments, "stretch", false);
|
||||
bool wide = GetArgumentWithFallback<bool>(Arguments, "wide", false);
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
bool stretch = obj.Has("stretch")
|
||||
? obj.Get("stretch").As<Napi::Boolean>().Value()
|
||||
: false;
|
||||
bool wide =
|
||||
obj.Has("wide") ? obj.Get("wide").As<Napi::Boolean>().Value() : false;
|
||||
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
||||
VOption *options = VImage::option()->set("access", "sequential");
|
||||
|
||||
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);
|
||||
|
||||
VImage in =
|
||||
VImage::new_from_buffer(data.Data(), data.Length(), "",
|
||||
type == "gif" ? options->set("n", -1) : options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
VImage out;
|
||||
|
||||
VImage out;
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
|
||||
int finalHeight;
|
||||
if (stretch) {
|
||||
out = in.resize(
|
||||
512.0 / (double)width,
|
||||
VImage::option()->set("vscale", 512.0 / (double)pageHeight));
|
||||
finalHeight = 512;
|
||||
} else if (wide) {
|
||||
out = in.resize(9.5, VImage::option()->set("vscale", 0.5));
|
||||
finalHeight = pageHeight / 2;
|
||||
} else {
|
||||
// Pain. Pain. Pain. Pain. Pain.
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
VImage resized = img_frame.resize(0.1).resize(
|
||||
10, VImage::option()->set("kernel", VIPS_KERNEL_NEAREST));
|
||||
img.push_back(resized);
|
||||
finalHeight = resized.height();
|
||||
}
|
||||
out = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
int finalHeight;
|
||||
if (stretch) {
|
||||
out =
|
||||
in.resize(512.0 / (double)width,
|
||||
VImage::option()->set("vscale", 512.0 / (double)pageHeight));
|
||||
finalHeight = 512;
|
||||
} else if (wide) {
|
||||
out = in.resize(9.5, VImage::option()->set("vscale", 0.5));
|
||||
finalHeight = pageHeight / 2;
|
||||
} else {
|
||||
// Pain. Pain. Pain. Pain. Pain.
|
||||
vector<VImage> img;
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame =
|
||||
type == "gif" ? in.crop(0, i * pageHeight, width, pageHeight) : in;
|
||||
VImage resized = img_frame.resize(0.1).resize(
|
||||
10, VImage::option()->set("kernel", VIPS_KERNEL_NEAREST));
|
||||
img.push_back(resized);
|
||||
finalHeight = resized.height();
|
||||
}
|
||||
out.set(VIPS_META_PAGE_HEIGHT, finalHeight);
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, &length);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", type);
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
out = VImage::arrayjoin(img, VImage::option()->set("across", 1));
|
||||
}
|
||||
out.set(VIPS_META_PAGE_HEIGHT, finalHeight);
|
||||
|
||||
void *buf;
|
||||
out.write_to_buffer(("." + type).c_str(), &buf, DataSize);
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Resize(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Resize(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,72 +1,61 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Reverse(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Reverse(string type, char *BufferData, size_t BufferLength,
|
||||
ArgumentMap Arguments, size_t *DataSize) {
|
||||
bool soos = GetArgumentWithFallback<bool>(Arguments, "soos", false);
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
|
||||
bool soos =
|
||||
obj.Has("soos") ? obj.Get("soos").As<Napi::Boolean>().Value() : false;
|
||||
VOption *options =
|
||||
VImage::option()->set("access", "sequential")->set("n", -1);
|
||||
|
||||
VOption *options =
|
||||
VImage::option()->set("access", "sequential")->set("n", -1);
|
||||
VImage in = VImage::new_from_buffer(BufferData, BufferLength, "", options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
|
||||
VImage in = VImage::new_from_buffer(data.Data(), data.Length(), "", options)
|
||||
.colourspace(VIPS_INTERPRETATION_sRGB);
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
|
||||
int width = in.width();
|
||||
int pageHeight = vips_image_get_page_height(in.get_image());
|
||||
int nPages = vips_image_get_n_pages(in.get_image());
|
||||
|
||||
vector<VImage> split;
|
||||
// todo: find a better way of getting individual frames (or at least getting the frames in reverse order)
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame = in.crop(0, i * pageHeight, width, pageHeight);
|
||||
split.push_back(img_frame);
|
||||
}
|
||||
|
||||
vector<int> delays = in.get_array_int("delay");
|
||||
if (soos) {
|
||||
vector<VImage> copy = split;
|
||||
vector<int> copy2 = delays;
|
||||
reverse(copy.begin(), copy.end());
|
||||
reverse(copy2.begin(), copy2.end());
|
||||
copy.pop_back();
|
||||
copy2.pop_back();
|
||||
copy.erase(copy.begin());
|
||||
copy2.erase(copy2.begin());
|
||||
split.insert(split.end(), copy.begin(), copy.end());
|
||||
delays.insert(delays.end(), copy2.begin(), copy2.end());
|
||||
} else {
|
||||
reverse(split.begin(), split.end());
|
||||
reverse(delays.begin(), delays.end());
|
||||
}
|
||||
|
||||
VImage final = VImage::arrayjoin(split, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
final.set("delay", delays);
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
final.write_to_buffer(".gif", &buf, &length,
|
||||
VImage::option()->set("dither", 0));
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", "gif");
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
vector<VImage> split;
|
||||
// todo: find a better way of getting individual frames (or at least getting
|
||||
// the frames in reverse order)
|
||||
for (int i = 0; i < nPages; i++) {
|
||||
VImage img_frame = in.crop(0, i * pageHeight, width, pageHeight);
|
||||
split.push_back(img_frame);
|
||||
}
|
||||
|
||||
vector<int> delays = in.get_array_int("delay");
|
||||
if (soos) {
|
||||
vector<VImage> copy = split;
|
||||
vector<int> copy2 = delays;
|
||||
reverse(copy.begin(), copy.end());
|
||||
reverse(copy2.begin(), copy2.end());
|
||||
copy.pop_back();
|
||||
copy2.pop_back();
|
||||
copy.erase(copy.begin());
|
||||
copy2.erase(copy2.begin());
|
||||
split.insert(split.end(), copy.begin(), copy.end());
|
||||
delays.insert(delays.end(), copy2.begin(), copy2.end());
|
||||
} else {
|
||||
reverse(split.begin(), split.end());
|
||||
reverse(delays.begin(), delays.end());
|
||||
}
|
||||
|
||||
VImage final = VImage::arrayjoin(split, VImage::option()->set("across", 1));
|
||||
final.set(VIPS_META_PAGE_HEIGHT, pageHeight);
|
||||
final.set("delay", delays);
|
||||
|
||||
void *buf;
|
||||
final.write_to_buffer(".gif", &buf, DataSize,
|
||||
VImage::option()->set("dither", 0));
|
||||
|
||||
type = "gif";
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Reverse(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Reverse(string type, char* BufferData, size_t BufferLength, ArgumentMap Arguments, size_t* DataSize);
|
||||
|
|
@ -1,50 +1,38 @@
|
|||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
#include <vips/vips8>
|
||||
|
||||
using namespace std;
|
||||
using namespace vips;
|
||||
|
||||
Napi::Value Sonic(const Napi::CallbackInfo &info) {
|
||||
Napi::Env env = info.Env();
|
||||
Napi::Object result = Napi::Object::New(env);
|
||||
char *Sonic(string *type, ArgumentMap Arguments, size_t *DataSize) {
|
||||
string text = GetArgument<string>(Arguments, "text");
|
||||
string basePath = GetArgument<string>(Arguments, "basePath");
|
||||
|
||||
try {
|
||||
Napi::Object obj = info[1].As<Napi::Object>();
|
||||
string text = obj.Get("text").As<Napi::String>().Utf8Value();
|
||||
string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
|
||||
string assetPath = basePath + "assets/images/sonic.jpg";
|
||||
VImage bg = VImage::new_from_file(assetPath.c_str());
|
||||
|
||||
string assetPath = basePath + "assets/images/sonic.jpg";
|
||||
VImage bg = VImage::new_from_file(assetPath.c_str());
|
||||
VImage textImage =
|
||||
VImage::text(
|
||||
("<span foreground=\"white\">" + text + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", "Verdana, Twemoji Color Font")
|
||||
->set("fontfile", (basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", 542)
|
||||
->set("height", 390))
|
||||
.gravity(VIPS_COMPASS_DIRECTION_CENTRE, 542, 390);
|
||||
|
||||
VImage textImage =
|
||||
VImage::text(("<span foreground=\"white\">" + text + "</span>").c_str(),
|
||||
VImage::option()
|
||||
->set("rgba", true)
|
||||
->set("align", VIPS_ALIGN_CENTRE)
|
||||
->set("font", "Verdana, Twemoji Color Font")
|
||||
->set("fontfile",
|
||||
(basePath + "assets/fonts/twemoji.otf").c_str())
|
||||
->set("width", 542)
|
||||
->set("height", 390))
|
||||
.gravity(VIPS_COMPASS_DIRECTION_CENTRE, 542, 390);
|
||||
VImage out = bg.composite2(textImage, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", 391)->set("y", 84));
|
||||
|
||||
VImage out = bg.composite2(textImage, VIPS_BLEND_MODE_OVER,
|
||||
VImage::option()->set("x", 391)->set("y", 84));
|
||||
void *buf;
|
||||
out.write_to_buffer(".png", &buf, DataSize);
|
||||
|
||||
void *buf;
|
||||
size_t length;
|
||||
out.write_to_buffer(".png", &buf, &length);
|
||||
|
||||
result.Set("data", Napi::Buffer<char>::Copy(env, (char *)buf, length));
|
||||
result.Set("type", "png");
|
||||
} catch (std::exception const &err) {
|
||||
Napi::Error::New(env, err.what()).ThrowAsJavaScriptException();
|
||||
} catch (...) {
|
||||
Napi::Error::New(env, "Unknown error").ThrowAsJavaScriptException();
|
||||
}
|
||||
*type = "png";
|
||||
|
||||
vips_error_clear();
|
||||
vips_thread_shutdown();
|
||||
return result;
|
||||
return (char *)buf;
|
||||
}
|
||||
|
|
@ -1,5 +1,7 @@
|
|||
#pragma once
|
||||
|
||||
#include <napi.h>
|
||||
#include "common.h"
|
||||
|
||||
Napi::Value Sonic(const Napi::CallbackInfo& info);
|
||||
using std::string;
|
||||
|
||||
char* Sonic(string *type, ArgumentMap Arguments, size_t *DataSize);
|
||||
Loading…
Reference in a new issue