bump dist to 2.7.7

Author: eloquentarduino

examples/Encode_Frame_on_the_Fly/Encode_Frame_on_the_Fly.ino

@@ -103,20 +103,22 @@ void reencode_frame(WiFiClient *client, camera_fb_t* frame) {
     // frame->buf contains RGB565 data
     // that is, 2 bytes per pixel
     //
-    // in this test, we're going to drop the B component
+    // in this test, we're going to do a "negative" effect
     // feel free to replace this with your own code
     for (uint16_t y = 0; y < height; y++) {
         uint16_t *row = (uint16_t*) (frame->buf + width * 2 * y);
 
         for (uint16_t x = 0; x < width; x++) {
             // read pixel and parse to R, G, B components
             const uint16_t pixel = row[x];
-            uint16_t r = (pixel >> 11);
+            uint16_t r = (pixel >> 11) & 0b11111;
             uint16_t g = (pixel >> 5) & 0b111111;
             uint16_t b = pixel & 0b11111;
 
-            // actual work: drop B component
-            b = 0;
+            // actual work: make negative
+            r = 31 - r;
+            g = 63 - g;
+            b = 31 - b;
 
             // re-pack to RGB565
             row[x] = (r << 11) | (g << 5) | b;
@@ -125,6 +127,7 @@ void reencode_frame(WiFiClient *client, camera_fb_t* frame) {
 
     // encode to jpeg
     uint8_t quality = 90;
+
     frame2jpg_cb(frame, quality, &buffer_jpeg, NULL);
     ESP_LOGI("var_dump", "JPEG size=%d", jpeg_length);
 }

library.json

@@ -6,7 +6,7 @@
     "type": "git",
     "url": "https://github.com/eloquentarduino/EloquentEsp32cam"
   },
-  "version": "2.7.6",
+  "version": "2.7.7",
   "authors": {
     "name": "Simone Salerno",
     "url": "https://github.com/eloquentarduino"

library.properties

@@ -1,5 +1,5 @@
 name=EloquentEsp32cam
-version=2.7.6
+version=2.7.7
 author=Simone Salerno <support@eloquentarduino.com>
 maintainer=Simone Salerno <support@eloquentarduino.com>
 sentence=Use your Esp32-cam like an expert