Pass an image buffer into the native functions instead of a URL

natives/blur.cc

@@ -11,7 +11,7 @@ Napi::Value Blur(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool sharp = obj.Get("sharp").As<Napi::Boolean>().Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
@@ -21,7 +21,7 @@ Napi::Value Blur(const Napi::CallbackInfo &info) {
 
     list<Image> frames;
     list<Image> coalesced;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     if (sharp) {

natives/blurple.cc

@@ -11,7 +11,7 @@ Napi::Value Blurple(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Blurple(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> blurpled;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/caption.cc

@@ -11,7 +11,7 @@ Napi::Value Caption(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string caption = obj.Get("caption").As<Napi::String>().Utf8Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
@@ -22,7 +22,7 @@ Napi::Value Caption(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> captioned;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
 
     size_t width = frames.front().baseColumns();
     string query(to_string(width - ((width / 25) * 2)) + "x");

natives/caption2.cc

@@ -11,7 +11,7 @@ Napi::Value CaptionTwo(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string caption = obj.Get("caption").As<Napi::String>().Utf8Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
@@ -23,7 +23,7 @@ Napi::Value CaptionTwo(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> captioned;
     Blob caption_blob;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
 
     size_t width = frames.front().baseColumns();
     string query(to_string(width - ((width / 25) * 2)) + "x");

natives/circle.cc

@@ -11,7 +11,7 @@ Napi::Value Circle(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Circle(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> blurred;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/crop.cc

@@ -11,7 +11,7 @@ Napi::Value Crop(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Crop(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/explode.cc

@@ -11,7 +11,7 @@ Napi::Value Explode(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     int amount = obj.Get("amount").As<Napi::Number>().Int32Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
@@ -22,7 +22,7 @@ Napi::Value Explode(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> blurred;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/flag.cc

@@ -11,7 +11,7 @@ Napi::Value Flag(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string overlay = obj.Get("overlay").As<Napi::String>().Utf8Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
@@ -23,7 +23,7 @@ Napi::Value Flag(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read(overlay);
     watermark.alphaChannel(Magick::SetAlphaChannel);
     watermark.evaluate(Magick::AlphaChannel, Magick::MultiplyEvaluateOperator,

natives/flip.cc

@@ -11,7 +11,7 @@ Napi::Value Flip(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool flop =
         obj.Has("flop") ? obj.Get("flop").As<Napi::Boolean>().Value() : false;
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -23,7 +23,7 @@ Napi::Value Flip(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/freeze.cc

@@ -11,7 +11,7 @@ Napi::Value Freeze(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool loop =
         obj.Has("loop") ? obj.Get("loop").As<Napi::Boolean>().Value() : false;
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -24,7 +24,7 @@ Napi::Value Freeze(const Napi::CallbackInfo &info) {
     Blob blob;
 
     list<Image> frames;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
 
     if (frame >= 0 && !loop) {
       size_t frameSize = frames.size();

natives/gamexplain.cc

@@ -11,7 +11,7 @@ Napi::Value Gamexplain(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -22,7 +22,7 @@ Napi::Value Gamexplain(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read("./assets/images/gamexplain.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());
 

natives/globe.cc

@@ -11,7 +11,7 @@ Napi::Value Globe(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -23,7 +23,7 @@ Napi::Value Globe(const Napi::CallbackInfo &info) {
     list<Image> mid;
     Image distort;
     Image overlay;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     distort.read("./assets/images/spheremap.png");
     overlay.read("./assets/images/sphere_overlay.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());

natives/invert.cc

@@ -11,7 +11,7 @@ Napi::Value Invert(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Invert(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for_each(coalesced.begin(), coalesced.end(), negateImage());

natives/jpeg.cc

@@ -11,12 +11,12 @@ Napi::Value Jpeg(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
 
     Blob blob;
 
     Image image;
-    image.read(path);
+    image.read(Blob(data.Data(), data.Length()));
     image.quality(1);
     image.magick("JPEG");
     image.write(&blob);

natives/leak.cc

@@ -11,7 +11,7 @@ Napi::Value Leak(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -22,7 +22,7 @@ Napi::Value Leak(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read("./assets/images/leak.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());
 

natives/magik.cc

@@ -11,7 +11,7 @@ Napi::Value Magik(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Magik(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> blurred;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/meme.cc

@@ -11,7 +11,7 @@ Napi::Value Meme(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    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 type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -25,7 +25,7 @@ Napi::Value Meme(const Napi::CallbackInfo &info) {
     list<Image> mid;
     Image top_text;
     Image bottom_text;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
     for_each(coalesced.begin(), coalesced.end(),
              scaleImage(Geometry(600, 600)));

natives/mirror.cc

@@ -11,7 +11,7 @@ Napi::Value Mirror(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool vertical = obj.Has("vertical")
                         ? obj.Get("vertical").As<Napi::Boolean>().Value()
                         : false;
@@ -27,7 +27,7 @@ Napi::Value Mirror(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     MagickCore::GravityType gravity;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     if (vertical && first) {

natives/motivate.cc

@@ -11,7 +11,7 @@ Napi::Value Motivate(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    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 type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -25,7 +25,7 @@ Napi::Value Motivate(const Napi::CallbackInfo &info) {
     list<Image> mid;
     Image top;
     Image bottom;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     top.size(Geometry("600"));

natives/reddit.cc

@@ -10,7 +10,7 @@ Napi::Value Reddit(const Napi::CallbackInfo &info) {
   Napi::Env env = info.Env();
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    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();
     int delay =
@@ -23,7 +23,7 @@ Napi::Value Reddit(const Napi::CallbackInfo &info) {
     list<Image> mid;
     Image watermark;
     Image text_image;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
 
     watermark.read("./assets/images/reddit.png");
     text_image.textGravity(Magick::WestGravity);

natives/resize.cc

@@ -11,7 +11,7 @@ Napi::Value Resize(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool stretch = obj.Has("stretch")
                        ? obj.Get("stretch").As<Napi::Boolean>().Value()
                        : false;
@@ -26,7 +26,7 @@ Napi::Value Resize(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> blurred;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/reverse.cc

@@ -11,7 +11,7 @@ Napi::Value Reverse(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool soos =
         obj.Has("soos") ? obj.Get("soos").As<Napi::Boolean>().Value() : false;
     int delay =
@@ -21,7 +21,7 @@ Napi::Value Reverse(const Napi::CallbackInfo &info) {
 
     list<Image> frames;
     list<Image> coalesced;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     if (soos) {

natives/scott.cc

@@ -11,7 +11,7 @@ Napi::Value Scott(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -22,7 +22,7 @@ Napi::Value Scott(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read("./assets/images/scott.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());
 

natives/speed.cc

@@ -11,7 +11,7 @@ Napi::Value Speed(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     bool slow =
         obj.Has("slow") ? obj.Get("slow").As<Napi::Boolean>().Value() : false;
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -23,7 +23,7 @@ Napi::Value Speed(const Napi::CallbackInfo &info) {
     Blob blob;
 
     list<Image> frames;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
 
     // if passed a delay, use that. otherwise use the average frame delay.
     if (delay == 0) {

natives/spin.cc

@@ -11,7 +11,7 @@ Napi::Value Spin(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Spin(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     if (type != "gif") {

natives/swirl.cc

@@ -11,7 +11,7 @@ Napi::Value Swirl(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Swirl(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/tile.cc

@@ -11,7 +11,7 @@ Napi::Value Tile(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Tile(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/trump.cc

@@ -11,7 +11,7 @@ Napi::Value Trump(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -22,7 +22,7 @@ Napi::Value Trump(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read("./assets/images/trump.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());
 

natives/uncaption.cc

@@ -34,7 +34,7 @@ Napi::Value Uncaption(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -44,7 +44,7 @@ Napi::Value Uncaption(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     Image firstImage = coalesced.front();

natives/wall.cc

@@ -11,7 +11,7 @@ Napi::Value Wall(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -21,7 +21,7 @@ Napi::Value Wall(const Napi::CallbackInfo &info) {
     list<Image> frames;
     list<Image> coalesced;
     list<Image> mid;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     coalesceImages(&coalesced, frames.begin(), frames.end());
 
     for (Image &image : coalesced) {

natives/watermark.cc

@@ -12,7 +12,7 @@ Napi::Value Watermark(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string water = obj.Get("water").As<Napi::String>().Utf8Value();
     int gravity = obj.Get("gravity").As<Napi::Number>().Int32Value();
     bool resize = obj.Has("resize")
@@ -32,7 +32,7 @@ Napi::Value Watermark(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read(water);
     if (resize && append) {
       string query(to_string(frames.front().baseColumns()) + "x");

natives/wdt.cc

@@ -11,7 +11,7 @@ Napi::Value Wdt(const Napi::CallbackInfo &info) {
 
   try {
     Napi::Object obj = info[0].As<Napi::Object>();
-    string path = obj.Get("path").As<Napi::String>().Utf8Value();
+    Napi::Buffer<char> data = obj.Get("data").As<Napi::Buffer<char>>();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
     int delay =
         obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
@@ -22,7 +22,7 @@ Napi::Value Wdt(const Napi::CallbackInfo &info) {
     list<Image> coalesced;
     list<Image> mid;
     Image watermark;
-    readImages(&frames, path);
+    readImages(&frames, Blob(data.Data(), data.Length()));
     watermark.read("./assets/images/whodidthis.png");
     coalesceImages(&coalesced, frames.begin(), frames.end());
 

utils/image-runner.js

@@ -1,19 +1,24 @@
 const magick = require("../build/Release/image.node");
 const { isMainThread, parentPort, workerData } = require("worker_threads");
+const fetch = require("node-fetch");
 
 exports.run = object => {
   return new Promise((resolve, reject) => {
     // If the image has a path, it must also have a type
+    let promise = new Promise((resolveTest) => { resolveTest(); }); // no-op
     if (object.path) {
       if (object.type !== "image/gif" && object.onlyGIF) resolve({
         buffer: Buffer.alloc(0),
         fileExtension: "nogif"
       });
+      promise = fetch(object.path).then(res => res.buffer());
     }
     // Convert from a MIME type (e.g. "image/png") to something ImageMagick understands (e.g. "png").
     // Don't set `type` directly on the object we are passed as it will be read afterwards.
     // If no image type is given (say, the command generates its own image), make it a PNG.
     const fileExtension = object.type ? object.type.split("/")[1] : "png";
+    promise.then(buf => {
+      object.data = buf;
       const objectWithFixedType = Object.assign({}, object, {type: fileExtension});
       try {
         const result = magick[object.cmd](objectWithFixedType);
@@ -26,6 +31,7 @@ exports.run = object => {
         reject(e);
       }
     });
+  });
 };
 
 if (!isMainThread) {