Implement @mediabunny/prores extension, add onError callbacks to custom coders, fix visibleRect bug in VideoSample

package-lock.json

@@ -1461,6 +1461,10 @@
       "resolved": "packages/mp3-encoder",
       "link": true
     },
+    "node_modules/@mediabunny/prores": {
+      "resolved": "packages/prores",
+      "link": true
+    },
     "node_modules/@mediabunny/server": {
       "resolved": "packages/server",
       "link": true
@@ -12922,6 +12926,21 @@
         "mediabunny": "^1.0.0"
       }
     },
+    "packages/prores": {
+      "name": "@mediabunny/prores",
+      "version": "1.25.8",
+      "license": "MPL-2.0",
+      "devDependencies": {
+        "@types/emscripten": "^1.40.1"
+      },
+      "funding": {
+        "type": "individual",
+        "url": "https://github.com/sponsors/Vanilagy"
+      },
+      "peerDependencies": {
+        "mediabunny": "^1.0.0"
+      }
+    },
     "packages/server": {
       "name": "@mediabunny/server",
       "version": "1.49.0",