Merge branch 'go-webp' into beta

# Conflicts:
#	.gitignore
#	go.sum

www/links.html

@@ -66,7 +66,9 @@
             <h2>MJPEG source</h2>
             <li><a href="stream.html?src=${src}&mode=mjpeg">stream.html</a> with MJPEG mode / browsers: all / codecs: MJPEG, JPEG</li>
             <li><a href="api/stream.mjpeg?src=${src}">stream.mjpeg</a> MJPEG stream / browsers: all / codecs: MJPEG, JPEG</li>
+            <li><a href="api/stream.webp?src=${src}">stream.webp</a> Motion-WebP stream / browsers: all modern / codecs: MJPEG, JPEG</li>
             <li><a href="api/frame.jpeg?src=${src}">frame.jpeg</a> snapshot in JPEG-format / browsers: all / codecs: MJPEG, JPEG</li>
+            <li><a href="api/frame.webp?src=${src}">frame.webp</a> snapshot in WebP-format / browsers: all modern / codecs: H264, H265, MJPEG, JPEG</li>
         `;
         });
     </script>

www/schema.json

@@ -151,6 +151,7 @@
               "mp4",
               "hls",
               "mjpeg",
+              "webp",
               "hass",
               "homekit",
               "onvif",
@@ -462,6 +463,9 @@
         "mjpeg": {
           "$ref": "#/definitions/log_level"
         },
+        "webp": {
+          "$ref": "#/definitions/log_level"
+        },
         "mp4": {
           "$ref": "#/definitions/log_level"
         },