* natve code reworking * Whoops * remove old code * Make gc callback instead of do thing that causes segfault
43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
#include <napi.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 ToGif(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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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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if (type == "gif") {
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result.Set("data", data);
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result.Set("type", "gif");
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} else {
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VOption *options = VImage::option()->set("access", "sequential");
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VImage in = VImage::new_from_buffer(data.Data(), data.Length(), "",
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type == "webp" ? options->set("n", -1)
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: options);
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void *buf;
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size_t length;
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in.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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}
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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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vips_error_clear();
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vips_thread_shutdown();
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return result;
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} |