prerelease

* ring: add video clips support

* fix merge

common/test/rtsp-proxy.ts

@@ -0,0 +1,56 @@
+import net from 'net';
+import { listenZero } from '../src/listen-cluster';
+import { RtspClient, RtspServer } from '../src/rtsp-server';
+
+async function main() {
+    const server = net.createServer(async serverSocket => {
+        const client = new RtspClient('rtsp://localhost:57594/911db962087f904d');
+        await client.options();
+        const describeResponse = await client.describe();
+        const sdp = describeResponse.body.toString();
+        const server = new RtspServer(serverSocket, sdp, true);
+        const setupResponse = await server.handlePlayback();
+        if (setupResponse !== 'play') {
+            serverSocket.destroy();
+            client.client.destroy();
+            return;
+        }
+        console.log('playback handled');
+
+        let channel = 0;
+        for (const track of Object.keys(server.setupTracks)) {
+            const setupTrack = server.setupTracks[track];
+            await client.setup({
+                // type: 'udp',
+
+                type: 'tcp',
+                port: channel,
+
+                path: setupTrack.control,
+                onRtp(rtspHeader, rtp) {
+                    server.sendTrack(setupTrack.control, rtp, false);
+                },
+            });
+
+            channel += 2;
+        }
+
+
+        await client.play();
+        console.log('client playing');
+        await client.readLoop();
+    });
+
+    let port: number;
+    if (false) {
+        port = await listenZero(server);
+    }
+    else {
+        port = 5555;
+        server.listen(5555)
+    }
+
+    console.log(`rtsp://127.0.0.1:${port}`);
+}
+
+main();

plugins/coreml/download_models.sh

@@ -1,20 +0,0 @@
-#!/bin/sh
-#    Copyright 2019 Google LLC
-#
-#    Licensed under the Apache License, Version 2.0 (the "License");
-#    you may not use this file except in compliance with the License.
-#    You may obtain a copy of the License at
-#
-#        https://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    See the License for the specific language governing permissions and
-#    limitations under the License.
-
-rm -rf all_models
-mkdir -p all_models
-cd all_models
-wget https://github.com/koush/coreml-survival-guide/raw/master/MobileNetV2%2BSSDLite/ObjectDetection/ObjectDetection/MobileNetV2_SSDLite.mlmodel
-wget https://raw.githubusercontent.com/koush/coreml-survival-guide/master/MobileNetV2%2BSSDLite/coco_labels.txt

plugins/coreml/fs/MobileNetV2_SSDLite.mlmodel

@@ -1 +0,0 @@
-../all_models/MobileNetV2_SSDLite.mlmodel

plugins/coreml/fs/coco_labels.txt

@@ -1 +0,0 @@
-../all_models/coco_labels.txt

plugins/coreml/package-lock.json

@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/coreml",
-   "version": "0.0.27",
+   "version": "0.1.2",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/coreml",
-         "version": "0.0.27",
+         "version": "0.1.2",
          "devDependencies": {
             "@scrypted/sdk": "file:../../sdk"
          }

plugins/coreml/package.json

@@ -41,5 +41,5 @@
    "devDependencies": {
       "@scrypted/sdk": "file:../../sdk"
    },
-   "version": "0.0.27"
+   "version": "0.1.2"
 }

plugins/coreml/src/coreml/__init__.py

@@ -29,16 +29,17 @@ class CoreMLPlugin(PredictPlugin, scrypted_sdk.BufferConverter, scrypted_sdk.Set
     def __init__(self, nativeId: str | None = None):
         super().__init__(MIME_TYPE, nativeId=nativeId)
 
-        modelPath = os.path.join(os.environ['SCRYPTED_PLUGIN_VOLUME'], 'zip', 'unzipped', 'fs', 'MobileNetV2_SSDLite.mlmodel')
-        self.model = ct.models.MLModel(modelPath)
+        labelsFile = self.downloadFile('https://raw.githubusercontent.com/koush/coreml-survival-guide/master/MobileNetV2%2BSSDLite/coco_labels.txt', 'coco_labels.txt')
+        modelFile = self.downloadFile('https://github.com/koush/coreml-survival-guide/raw/master/MobileNetV2%2BSSDLite/ObjectDetection/ObjectDetection/MobileNetV2_SSDLite.mlmodel', 'MobileNetV2_SSDLite.mlmodel')
+        
+        self.model = ct.models.MLModel(modelFile)
         
         self.modelspec = self.model.get_spec()
         self.inputdesc = self.modelspec.description.input[0]
         self.inputheight = self.inputdesc.type.imageType.height
         self.inputwidth = self.inputdesc.type.imageType.width
 
-        labels_contents = scrypted_sdk.zip.open(
-            'fs/coco_labels.txt').read().decode('utf8')
+        labels_contents = open(labelsFile, 'r').read()
         self.labels = parse_label_contents(labels_contents)
         self.loop = asyncio.get_event_loop()
 

plugins/objectdetector/package-lock.json

@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.0.106",
+   "version": "0.0.108",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/objectdetector",
-         "version": "0.0.106",
+         "version": "0.0.108",
          "license": "Apache-2.0",
          "dependencies": {
             "@scrypted/common": "file:../../common",

plugins/objectdetector/package.json

@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.0.106",
+   "version": "0.0.108",
    "description": "Scrypted Video Analysis Plugin. Installed alongside a detection service like OpenCV or TensorFlow.",
    "author": "Scrypted",
    "license": "Apache-2.0",
@@ -38,7 +38,10 @@
          "Settings",
          "MixinProvider"
       ],
-      "realfs": true
+      "realfs": true,
+      "pluginDependencies": [
+         "@scrypted/python-codecs"
+      ]
    },
    "dependencies": {
       "@scrypted/common": "file:../../common",

plugins/objectdetector/src/main.ts

@@ -1,4 +1,4 @@
-import sdk, { ScryptedMimeTypes, Image, VideoFrame, VideoFrameGenerator, Camera, DeviceState, EventListenerRegister, MediaObject, MixinDeviceBase, MixinProvider, MotionSensor, ObjectDetection, ObjectDetectionCallbacks, ObjectDetectionModel, ObjectDetectionResult, ObjectDetectionTypes, ObjectDetector, ObjectsDetected, ScryptedDevice, ScryptedDeviceType, ScryptedInterface, ScryptedNativeId, Setting, Settings, SettingValue, VideoCamera } from '@scrypted/sdk';
+import sdk, { ScryptedMimeTypes, Image, VideoFrame, VideoFrameGenerator, Camera, DeviceState, EventListenerRegister, MediaObject, MixinDeviceBase, MixinProvider, MotionSensor, ObjectDetection, ObjectDetectionCallbacks, ObjectDetectionModel, ObjectDetectionResult, ObjectDetectionTypes, ObjectDetector, ObjectsDetected, ScryptedDevice, ScryptedDeviceType, ScryptedInterface, ScryptedNativeId, Setting, Settings, SettingValue, VideoCamera, MediaStreamDestination } from '@scrypted/sdk';
 import { StorageSettings } from '@scrypted/sdk/storage-settings';
 import crypto from 'crypto';
 import cloneDeep from 'lodash/cloneDeep';
@@ -53,13 +53,15 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
     newPipeline: {
       title: 'Video Pipeline',
       description: 'Configure how frames are provided to the video analysis pipeline.',
-      async onGet() {
+      onGet: async () => {
+        const choices = [
+          'Default',
+          ...getAllDevices().filter(d => d.interfaces.includes(ScryptedInterface.VideoFrameGenerator)).map(d => d.name),
+        ];
+        if (!this.hasMotionType)
+          choices.push('Snapshot');
         return {
-          choices: [
-            'Default',
-            'Snapshot',
-            ...getAllDevices().filter(d => d.interfaces.includes(ScryptedInterface.VideoFrameGenerator)).map(d => d.name),
-          ],
+          choices,
         }
       },
       defaultValue: 'Default',
@@ -73,6 +75,10 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
         BUILTIN_MOTION_SENSOR_REPLACE,
       ],
       defaultValue: "Default",
+      onPut: () => {
+        this.endObjectDetection();
+        this.maybeStartMotionDetection();
+      }
     },
     captureMode: {
       title: 'Capture Mode',
@@ -142,7 +148,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
   analyzeStop = 0;
   lastDetectionInput = 0;
 
-  constructor(public plugin: ObjectDetectionPlugin, mixinDevice: VideoCamera & Camera & MotionSensor & ObjectDetector & Settings, mixinDeviceInterfaces: ScryptedInterface[], mixinDeviceState: { [key: string]: any }, providerNativeId: string, public objectDetection: ObjectDetection & ScryptedDevice, modelName: string, group: string, public hasMotionType: boolean, public settings: Setting[]) {
+  constructor(public plugin: ObjectDetectionPlugin, mixinDevice: VideoCamera & Camera & MotionSensor & ObjectDetector & Settings, mixinDeviceInterfaces: ScryptedInterface[], mixinDeviceState: { [key: string]: any }, providerNativeId: string, public objectDetection: ObjectDetection & ScryptedDevice, public model: ObjectDetectionModel, group: string, public hasMotionType: boolean, public settings: Setting[]) {
     super({
       mixinDevice, mixinDeviceState,
       mixinProviderNativeId: providerNativeId,
@@ -153,7 +159,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
     });
 
     this.cameraDevice = systemManager.getDeviceById<Camera & VideoCamera & MotionSensor & ObjectDetector>(this.id);
-    this.detectionId = modelName + '-' + this.cameraDevice.id;
+    this.detectionId = model.name + '-' + this.cameraDevice.id;
 
     this.bindObjectDetection();
     this.register();
@@ -171,7 +177,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
       if (this.hasMotionType) {
         // force a motion detection restart if it quit
         if (this.motionSensorSupplementation === BUILTIN_MOTION_SENSOR_REPLACE)
-          await this.startVideoDetection();
+          await this.startStreamAnalysis();
         return;
       }
     }, this.storageSettings.values.detectionInterval * 1000);
@@ -224,7 +230,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
       return;
     if (this.motionSensorSupplementation !== BUILTIN_MOTION_SENSOR_REPLACE)
       return;
-    await this.startVideoDetection();
+    await this.startStreamAnalysis();
   }
 
   endObjectDetection() {
@@ -310,7 +316,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
             return;
           if (!this.detectorRunning)
             this.console.log('built in motion sensor started motion, starting video detection.');
-          await this.startVideoDetection();
+          await this.startStreamAnalysis();
           return;
         }
 
@@ -491,8 +497,8 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
     this.analyzeStop = Date.now() + this.getDetectionDuration();
 
     const newPipeline = this.newPipeline;
-    let generator : () => Promise<AsyncGenerator<VideoFrame & MediaObject>>;
-    if (newPipeline === 'Snapshot') {
+    let generator: () => Promise<AsyncGenerator<VideoFrame & MediaObject>>;
+    if (newPipeline === 'Snapshot' && !this.hasMotionType) {
       const self = this;
       generator = async () => (async function* gen() {
         try {
@@ -528,20 +534,26 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
       })();
     }
     else {
+      const destination: MediaStreamDestination = this.hasMotionType ? 'low-resolution' : 'local-recorder';
       const videoFrameGenerator = systemManager.getDeviceById<VideoFrameGenerator>(newPipeline);
       if (!videoFrameGenerator)
         throw new Error('invalid VideoFrameGenerator');
       const stream = await this.cameraDevice.getVideoStream({
-        destination: 'local-recorder',
+        destination,
         // ask rebroadcast to mute audio, not needed.
         audio: null,
       });
 
-      generator = async () => videoFrameGenerator.generateVideoFrames(stream);
+      generator = async () => videoFrameGenerator.generateVideoFrames(stream, {
+        resize: this.model?.inputSize ? {
+          width: this.model.inputSize[0],
+          height: this.model.inputSize[1],
+        } : undefined,
+        format: this.model?.inputFormat,
+      });
     }
 
     try {
-      const start = Date.now();
       let detections = 0;
       for await (const detected
         of await this.objectDetection.generateObjectDetections(await generator(), {
@@ -585,9 +597,15 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
           // this.console.log('image saved', detected.detected.detections);
         }
         this.reportObjectDetections(detected.detected);
+        if (this.hasMotionType) {
+          await sleep(250);
+        }
         // this.handleDetectionEvent(detected.detected);
       }
     }
+    catch (e) {
+      this.console.error('video pipeline ended with error', e);
+    }
     finally {
       this.endObjectDetection();
     }
@@ -666,6 +684,19 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
     }
   }
 
+  normalizeBox(boundingBox: [number, number, number, number], inputDimensions: [number, number]) {
+    let [x, y, width, height] = boundingBox;
+    let x2 = x + width;
+    let y2 = y + height;
+    // the zones are point paths in percentage format
+    x = x * 100 / inputDimensions[0];
+    y = y * 100 / inputDimensions[1];
+    x2 = x2 * 100 / inputDimensions[0];
+    y2 = y2 * 100 / inputDimensions[1];
+    const box = [[x, y], [x2, y], [x2, y2], [x, y2]];
+    return box;
+  }
+
   getDetectionDuration() {
     // when motion type, the detection interval is a keepalive reset.
     // the duration needs to simply be an arbitrarily longer time.
@@ -682,15 +713,7 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
         continue;
 
       o.zones = []
-      let [x, y, width, height] = o.boundingBox;
-      let x2 = x + width;
-      let y2 = y + height;
-      // the zones are point paths in percentage format
-      x = x * 100 / detection.inputDimensions[0];
-      y = y * 100 / detection.inputDimensions[1];
-      x2 = x2 * 100 / detection.inputDimensions[0];
-      y2 = y2 * 100 / detection.inputDimensions[1];
-      const box = [[x, y], [x2, y], [x2, y2], [x, y2]];
+      const box = this.normalizeBox(o.boundingBox, detection.inputDimensions);
 
       let included: boolean;
       for (const [zone, zoneValue] of Object.entries(this.zones)) {
@@ -730,6 +753,14 @@ class ObjectDetectionMixin extends SettingsMixinDeviceBase<VideoCamera & Camera
         }
       }
 
+      // if this is a motion sensor and there are no inclusion zones set up,
+      // use a default inclusion zone that crops the top and bottom to
+      // prevents errant motion from the on screen time changing every second.
+      if (this.hasMotionType && included === undefined) {
+        const defaultInclusionZone = [[0, 10], [100, 10], [100, 90], [0, 90]];
+        included = polygonOverlap(box, defaultInclusionZone);
+      }
+
       // if there are inclusion zones and this object
       // was not in any of them, filter it out.
       if (included === false)
@@ -1190,7 +1221,7 @@ class ObjectDetectorMixin extends MixinDeviceBase<ObjectDetection> implements Mi
 
     const settings = this.model.settings;
 
-    const ret = new ObjectDetectionMixin(this.plugin, mixinDevice, mixinDeviceInterfaces, mixinDeviceState, this.mixinProviderNativeId, objectDetection, this.model.name, group, hasMotionType, settings);
+    const ret = new ObjectDetectionMixin(this.plugin, mixinDevice, mixinDeviceInterfaces, mixinDeviceState, this.mixinProviderNativeId, objectDetection, this.model, group, hasMotionType, settings);
     this.currentMixins.add(ret);
     return ret;
   }

plugins/opencv/.npmignore

@@ -9,3 +9,4 @@ dist/*.js
 dist/*.txt
 __pycache__
 all_models
+.venv

plugins/opencv/.vscode/settings.json

@@ -16,6 +16,6 @@
 
     "scrypted.pythonRemoteRoot": "${config:scrypted.serverRoot}/volume/plugin.zip",
     "python.analysis.extraPaths": [
-        "./node_modules/@scrypted/sdk/scrypted_python"
+        "./node_modules/@scrypted/sdk/types/scrypted_python"
     ]
 }

plugins/opencv/package-lock.json

@@ -1,50 +1,52 @@
 {
    "name": "@scrypted/opencv",
-   "version": "0.0.64",
+   "version": "0.0.66",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/opencv",
-         "version": "0.0.64",
+         "version": "0.0.66",
          "devDependencies": {
             "@scrypted/sdk": "file:../../sdk"
          }
       },
       "../../sdk": {
          "name": "@scrypted/sdk",
-         "version": "0.1.17",
+         "version": "0.2.85",
          "dev": true,
          "license": "ISC",
          "dependencies": {
-            "@babel/preset-typescript": "^7.16.7",
+            "@babel/preset-typescript": "^7.18.6",
             "adm-zip": "^0.4.13",
             "axios": "^0.21.4",
-            "babel-loader": "^8.2.3",
+            "babel-loader": "^9.1.0",
             "babel-plugin-const-enum": "^1.1.0",
             "esbuild": "^0.15.9",
             "ncp": "^2.0.0",
             "raw-loader": "^4.0.2",
             "rimraf": "^3.0.2",
             "tmp": "^0.2.1",
-            "webpack": "^5.74.0",
+            "ts-loader": "^9.4.2",
+            "typescript": "^4.9.4",
+            "webpack": "^5.75.0",
             "webpack-bundle-analyzer": "^4.5.0"
          },
          "bin": {
+            "scrypted-changelog": "bin/scrypted-changelog.js",
             "scrypted-debug": "bin/scrypted-debug.js",
             "scrypted-deploy": "bin/scrypted-deploy.js",
             "scrypted-deploy-debug": "bin/scrypted-deploy-debug.js",
             "scrypted-package-json": "bin/scrypted-package-json.js",
-            "scrypted-readme": "bin/scrypted-readme.js",
             "scrypted-setup-project": "bin/scrypted-setup-project.js",
             "scrypted-webpack": "bin/scrypted-webpack.js"
          },
          "devDependencies": {
-            "@types/node": "^16.11.1",
+            "@types/node": "^18.11.18",
             "@types/stringify-object": "^4.0.0",
             "stringify-object": "^3.3.0",
             "ts-node": "^10.4.0",
-            "typedoc": "^0.23.15"
+            "typedoc": "^0.23.21"
          }
       },
       "../sdk": {
@@ -59,12 +61,12 @@
       "@scrypted/sdk": {
          "version": "file:../../sdk",
          "requires": {
-            "@babel/preset-typescript": "^7.16.7",
-            "@types/node": "^16.11.1",
+            "@babel/preset-typescript": "^7.18.6",
+            "@types/node": "^18.11.18",
             "@types/stringify-object": "^4.0.0",
             "adm-zip": "^0.4.13",
             "axios": "^0.21.4",
-            "babel-loader": "^8.2.3",
+            "babel-loader": "^9.1.0",
             "babel-plugin-const-enum": "^1.1.0",
             "esbuild": "^0.15.9",
             "ncp": "^2.0.0",
@@ -72,9 +74,11 @@
             "rimraf": "^3.0.2",
             "stringify-object": "^3.3.0",
             "tmp": "^0.2.1",
+            "ts-loader": "^9.4.2",
             "ts-node": "^10.4.0",
-            "typedoc": "^0.23.15",
-            "webpack": "^5.74.0",
+            "typedoc": "^0.23.21",
+            "typescript": "^4.9.4",
+            "webpack": "^5.75.0",
             "webpack-bundle-analyzer": "^4.5.0"
          }
       }

plugins/opencv/package.json

@@ -36,5 +36,5 @@
    "devDependencies": {
       "@scrypted/sdk": "file:../../sdk"
    },
-   "version": "0.0.64"
+   "version": "0.0.66"
 }

plugins/opencv/src/opencv/__init__.py

@@ -3,6 +3,7 @@ from time import sleep
 from detect import DetectionSession, DetectPlugin
 from typing import Any, List, Tuple
 import numpy as np
+import asyncio
 import cv2
 import imutils
 Gst = None
@@ -10,7 +11,7 @@ try:
     from gi.repository import Gst
 except:
     pass
-from scrypted_sdk.types import ObjectDetectionModel, ObjectDetectionResult, ObjectsDetected, Setting
+from scrypted_sdk.types import ObjectDetectionModel, ObjectDetectionResult, ObjectsDetected, Setting, VideoFrame
 from PIL import Image
 
 class OpenCVDetectionSession(DetectionSession):
@@ -93,6 +94,9 @@ class OpenCVPlugin(DetectPlugin):
 
     def get_pixel_format(self):
         return self.pixelFormat
+    
+    def get_input_format(self) -> str:
+        return 'gray'
 
     def parse_settings(self, settings: Any):
         area = defaultArea
@@ -106,7 +110,8 @@ class OpenCVPlugin(DetectPlugin):
             blur = int(settings.get('blur', blur))
         return area, threshold, interval, blur
 
-    def detect(self, detection_session: OpenCVDetectionSession, frame, settings: Any, src_size, convert_to_src_size) -> ObjectsDetected:
+    def detect(self, detection_session: OpenCVDetectionSession, frame, src_size, convert_to_src_size) -> ObjectsDetected:
+        settings = detection_session.settings
         area, threshold, interval, blur = self.parse_settings(settings)
 
         # see get_detection_input_size on undocumented size requirements for GRAY8
@@ -119,10 +124,15 @@ class OpenCVPlugin(DetectPlugin):
         detection_session.curFrame = cv2.GaussianBlur(
             gray, (blur, blur), 0, dst=detection_session.curFrame)
 
+        detections: List[ObjectDetectionResult] = []
+        detection_result: ObjectsDetected = {}
+        detection_result['detections'] = detections
+        detection_result['inputDimensions'] = src_size
+
         if detection_session.previous_frame is None:
             detection_session.previous_frame = detection_session.curFrame
             detection_session.curFrame = None
-            return
+            return detection_result
 
         detection_session.frameDelta = cv2.absdiff(
             detection_session.previous_frame, detection_session.curFrame, dst=detection_session.frameDelta)
@@ -138,10 +148,6 @@ class OpenCVPlugin(DetectPlugin):
             detection_session.dilated, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
         contours = imutils.grab_contours(fcontours)
 
-        detections: List[ObjectDetectionResult] = []
-        detection_result: ObjectsDetected = {}
-        detection_result['detections'] = detections
-        detection_result['inputDimensions'] = src_size
 
         for c in contours:
             x, y, w, h = cv2.boundingRect(c)
@@ -163,6 +169,9 @@ class OpenCVPlugin(DetectPlugin):
                 detections.append(detection)
 
         return detection_result
+    
+    def get_input_details(self) -> Tuple[int, int, int]:
+        return (300, 300, 1)
 
     def get_detection_input_size(self, src_size):
         # The initial implementation of this plugin used BGRA
@@ -197,11 +206,45 @@ class OpenCVPlugin(DetectPlugin):
             detection_session.cap = None
         return super().end_session(detection_session)
 
-    def run_detection_image(self, detection_session: DetectionSession, image: Image.Image, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
+    async def run_detection_image(self, detection_session: DetectionSession, image: Image.Image, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
         # todo
         raise Exception('can not run motion detection on image')
+    
+    async def run_detection_videoframe(self, videoFrame: VideoFrame, detection_session: OpenCVDetectionSession) -> ObjectsDetected:
+        width = videoFrame.width
+        height = videoFrame.height
 
-    def run_detection_avframe(self, detection_session: DetectionSession, avframe, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
+        aspectRatio = width / height
+        
+        # dont bother resizing if its already fairly small
+        if width <= 640 and height < 640:
+            scale = 1
+            resize = None
+        elif aspectRatio > 1:
+            scale = height / 300
+            resize = {
+                'height': 300,
+                'width': int(300 * aspectRatio)
+            }
+        else:
+            scale = width / 300
+            resize = {
+                'width': 300,
+                'height': int(300 / aspectRatio)
+            }
+
+        buffer = await videoFrame.toBuffer({
+            'resize': resize,
+        })
+
+        def convert_to_src_size(point, normalize = False):
+            return point[0] * scale, point[1] * scale, True
+        mat = np.ndarray((videoFrame.height, videoFrame.width, self.pixelFormatChannelCount), buffer=buffer, dtype=np.uint8)
+        detections = self.detect(
+            detection_session, mat, (width, height), convert_to_src_size)
+        return detections
+
+    async def run_detection_avframe(self, detection_session: DetectionSession, avframe, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
         if avframe.format.name != 'yuv420p' and avframe.format.name != 'yuvj420p':
             mat = avframe.to_ndarray(format='gray8')
         else:
@@ -209,11 +252,11 @@ class OpenCVPlugin(DetectPlugin):
         detections = self.detect(
             detection_session, mat, settings, src_size, convert_to_src_size)
         if not detections or not len(detections['detections']):
-            self.detection_sleep(settings)
+            await self.detection_sleep(settings)
             return None, None
         return detections, None
 
-    def run_detection_gstsample(self, detection_session: OpenCVDetectionSession, gst_sample, settings: Any, src_size, convert_to_src_size) -> ObjectsDetected:
+    async def run_detection_gstsample(self, detection_session: OpenCVDetectionSession, gst_sample, settings: Any, src_size, convert_to_src_size) -> ObjectsDetected:
         buf = gst_sample.get_buffer()
         caps = gst_sample.get_caps()
         # can't trust the width value, compute the stride
@@ -230,24 +273,24 @@ class OpenCVPlugin(DetectPlugin):
                 buffer=info.data,
                 dtype=np.uint8)
             detections = self.detect(
-                detection_session, mat, settings, src_size, convert_to_src_size)
+                detection_session, mat, src_size, convert_to_src_size)
             # no point in triggering empty events.
         finally:
             buf.unmap(info)
 
         if not detections or not len(detections['detections']):
-            self.detection_sleep(settings)
+            await self.detection_sleep(settings)
             return None, None
         return detections, None
 
     def create_detection_session(self):
         return OpenCVDetectionSession()
 
-    def detection_sleep(self, settings: Any):
+    async def detection_sleep(self, settings: Any):
         area, threshold, interval, blur = self.parse_settings(settings)
         # it is safe to block here because gstreamer creates a queue thread
-        sleep(interval / 1000)
+        await asyncio.sleep(interval / 1000)
 
-    def detection_event_notified(self, settings: Any):
-        self.detection_sleep(settings)
-        return super().detection_event_notified(settings)
+    async def detection_event_notified(self, settings: Any):
+        await self.detection_sleep(settings)
+        return await super().detection_event_notified(settings)

plugins/python-codecs/.vscode/settings.json

@@ -1,7 +1,7 @@
 
 {
     // docker installation
-    // "scrypted.debugHost": "koushik-thin",
+    // "scrypted.debugHost": "koushik-ubuntu",
     // "scrypted.serverRoot": "/server",
 
     // pi local installation

plugins/python-codecs/package-lock.json

@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/python-codecs",
-   "version": "0.1.5",
+   "version": "0.1.11",
    "lockfileVersion": 3,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/python-codecs",
-         "version": "0.1.5",
+         "version": "0.1.11",
          "devDependencies": {
             "@scrypted/sdk": "file:../../sdk"
          }

plugins/python-codecs/package.json

@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/python-codecs",
-   "version": "0.1.5",
+   "version": "0.1.11",
    "description": "Python Codecs for Scrypted",
    "keywords": [
       "scrypted",

plugins/python-codecs/src/gst_generator.py

@@ -0,0 +1,136 @@
+import concurrent.futures
+import threading
+import asyncio
+from queue import Queue
+
+try:
+    import gi
+    gi.require_version('Gst', '1.0')
+    gi.require_version('GstBase', '1.0')
+
+    from gi.repository import GLib, GObject, Gst
+    GObject.threads_init()
+    Gst.init(None)
+except:
+    pass
+
+class Callback:
+    def __init__(self, callback) -> None:
+        if callback:
+            self.loop = asyncio.get_running_loop()
+            self.callback = callback
+        else:
+            self.loop = None
+            self.callback = None
+
+def createPipelineIterator(pipeline: str):
+    pipeline = '{pipeline} ! queue leaky=downstream max-size-buffers=0 ! appsink name=appsink emit-signals=true sync=false max-buffers=-1 drop=true'.format(pipeline=pipeline)
+    print(pipeline)
+    gst = Gst.parse_launch(pipeline)
+    bus = gst.get_bus()
+
+    def on_bus_message(bus, message):
+        t = str(message.type)
+        # print(t)
+        if t == str(Gst.MessageType.EOS):
+            finish()
+        elif t == str(Gst.MessageType.WARNING):
+            err, debug = message.parse_warning()
+            print('Warning: %s: %s\n' % (err, debug))
+        elif t == str(Gst.MessageType.ERROR):
+            err, debug = message.parse_error()
+            print('Error: %s: %s\n' % (err, debug))
+            finish()
+
+    def stopGst():
+        bus.remove_signal_watch()
+        bus.disconnect(watchId)
+        gst.set_state(Gst.State.NULL)
+
+    def finish():
+        nonlocal hasFinished
+        hasFinished = True
+        callback = Callback(None)
+        callbackQueue.put(callback)
+        if not asyncFuture.done():
+            asyncFuture.set_result(None)
+        if not finished.done():
+            finished.set_result(None)
+
+    watchId = bus.connect('message', on_bus_message)
+    bus.add_signal_watch()
+
+    finished = concurrent.futures.Future()
+    finished.add_done_callback(lambda _: threading.Thread(target=stopGst, name="StopGst").start())
+    hasFinished = False
+
+    appsink = gst.get_by_name('appsink')
+    callbackQueue = Queue()
+    asyncFuture = asyncio.Future()
+
+    async def gen():
+        try:      
+            while True:
+                nonlocal asyncFuture
+                asyncFuture = asyncio.Future()
+                yieldFuture = asyncio.Future()
+                async def asyncCallback(sample):
+                    asyncFuture.set_result(sample)
+                    await yieldFuture
+                callbackQueue.put(Callback(asyncCallback))
+                sample = await asyncFuture
+                if not sample:
+                    yieldFuture.set_result(None)
+                    break
+                try:
+                    yield sample
+                finally:
+                    yieldFuture.set_result(None)
+        finally:
+            finish()
+            print('gstreamer finished')
+
+
+    def on_new_sample(sink, preroll):
+        nonlocal hasFinished
+
+        sample = sink.emit('pull-preroll' if preroll else 'pull-sample')
+
+        callback: Callback = callbackQueue.get()
+        if not callback.callback or hasFinished:
+            hasFinished = True
+            if callback.callback:
+                asyncio.run_coroutine_threadsafe(callback.callback(None), loop = callback.loop)
+            return Gst.FlowReturn.OK
+
+        future = asyncio.run_coroutine_threadsafe(callback.callback(sample), loop = callback.loop)
+        try:
+            future.result()
+        except:
+            pass
+        return Gst.FlowReturn.OK
+
+    appsink.connect('new-preroll', on_new_sample, True)
+    appsink.connect('new-sample', on_new_sample, False)
+
+    gst.set_state(Gst.State.PLAYING)
+    return gst, gen
+
+def mainThread():
+    async def asyncMain():
+        gst, gen = createPipelineIterator('rtspsrc location=rtsp://localhost:59668/18cc179a814fd5b3 ! rtph264depay ! h264parse ! vtdec_hw ! videoconvert ! video/x-raw')
+        i = 0
+        async for sample in gen():
+            print('sample')
+            i = i + 1
+            if i == 10:
+                break
+
+    loop = asyncio.new_event_loop()
+    asyncio.ensure_future(asyncMain(), loop = loop)
+    loop.run_forever()
+
+if __name__ == "__main__":
+    threading.Thread(target = mainThread).start()
+    mainLoop = GLib.MainLoop()
+    mainLoop.run()

plugins/python-codecs/src/gstreamer.py

@@ -1,136 +1,87 @@
-import concurrent.futures
-import threading
-import asyncio
-from queue import Queue
+from gst_generator import createPipelineIterator
+from util import optional_chain
+import scrypted_sdk
+from typing import Any
+from urllib.parse import urlparse
+import pyvips
+from vips import createVipsMediaObject, VipsImage
+import platform
 
+Gst = None
 try:
     import gi
     gi.require_version('Gst', '1.0')
     gi.require_version('GstBase', '1.0')
 
-    from gi.repository import GLib, GObject, Gst
-    GObject.threads_init()
-    Gst.init(None)
+    from gi.repository import Gst
 except:
     pass
 
-class Callback:
-    def __init__(self, callback) -> None:
-        if callback:
-            self.loop = asyncio.get_running_loop()
-            self.callback = callback
+async def generateVideoFramesGstreamer(mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None, h264Decoder: str = None) -> scrypted_sdk.VideoFrame:
+    ffmpegInput: scrypted_sdk.FFmpegInput = await scrypted_sdk.mediaManager.convertMediaObjectToJSON(mediaObject, scrypted_sdk.ScryptedMimeTypes.FFmpegInput.value)
+    container = ffmpegInput.get('container', None)
+    videosrc = ffmpegInput.get('url')
+    videoCodec = optional_chain(ffmpegInput, 'mediaStreamOptions', 'video', 'codec')
+
+    if videosrc.startswith('tcp://'):
+        parsed_url = urlparse(videosrc)
+        videosrc = 'tcpclientsrc port=%s host=%s' % (
+            parsed_url.port, parsed_url.hostname)
+        if container == 'mpegts':
+            videosrc += ' ! tsdemux'
+        elif container == 'sdp':
+            videosrc += ' ! sdpdemux'
         else:
-            self.loop = None
-            self.callback = None
+            raise Exception('unknown container %s' % container)
+    elif videosrc.startswith('rtsp'):
+        videosrc = 'rtspsrc buffer-mode=0 location=%s protocols=tcp latency=0 is-live=false' % videosrc
+        if videoCodec == 'h264':
+            videosrc += ' ! rtph264depay ! h264parse'
 
-def createPipelineIterator(pipeline: str):
-    pipeline = '{pipeline} ! queue leaky=downstream max-size-buffers=0 ! appsink name=appsink emit-signals=true sync=false max-buffers=-1 drop=true'.format(pipeline=pipeline)
-    print(pipeline)
-    gst = Gst.parse_launch(pipeline)
-    bus = gst.get_bus()
+    videocaps = 'video/x-raw'
+    # if options and options.get('resize'):
+    #     videocaps = 'videoscale ! video/x-raw,width={width},height={height}'.format(width=options['resize']['width'], height=options['resize']['height'])
 
-    def on_bus_message(bus, message):
-        t = str(message.type)
-        # print(t)
-        if t == str(Gst.MessageType.EOS):
-            finish()
-        elif t == str(Gst.MessageType.WARNING):
-            err, debug = message.parse_warning()
-            print('Warning: %s: %s\n' % (err, debug))
-        elif t == str(Gst.MessageType.ERROR):
-            err, debug = message.parse_error()
-            print('Error: %s: %s\n' % (err, debug))
-            finish()
+    format = options and options.get('format')
+    # I420 is a cheap way to get gray out of an h264 stream without color conversion.
+    if format == 'gray':
+        format = 'I420'
+        bands = 1
+    else:
+        format = 'RGB'
+        bands = 3
+    
+    videocaps += ',format={format}'.format(format=format)
 
-    def stopGst():
-        bus.remove_signal_watch()
-        bus.disconnect(watchId)
-        gst.set_state(Gst.State.NULL)
+    decoder = 'decodebin'
+    if videoCodec == 'h264':
+        decoder = h264Decoder or 'Default'
+        if decoder == 'Default':
+            if platform.system() == 'Darwin':
+                decoder = 'vtdec_hw'
+            else:
+                decoder = 'decodebin'
 
-    def finish():
-        nonlocal hasFinished
-        hasFinished = True
-        callback = Callback(None)
-        callbackQueue.put(callback)
-        if not asyncFuture.done():
-            asyncFuture.set_result(None)
-        if not finished.done():
-            finished.set_result(None)
+    videosrc += ' ! {decoder} ! queue leaky=downstream max-size-buffers=0 ! videoconvert ! {videocaps}'.format(decoder=decoder, videocaps=videocaps)
 
-    watchId = bus.connect('message', on_bus_message)
-    bus.add_signal_watch()
+    gst, gen = createPipelineIterator(videosrc)
+    async for gstsample in gen():
+        caps = gstsample.get_caps()
+        height = caps.get_structure(0).get_value('height')
+        width = caps.get_structure(0).get_value('width')
+        gst_buffer = gstsample.get_buffer()
+        result, info = gst_buffer.map(Gst.MapFlags.READ)
+        if not result:
+            continue
 
-    finished = concurrent.futures.Future()
-    finished.add_done_callback(lambda _: threading.Thread(target=stopGst, name="StopGst").start())
-    hasFinished = False
-
-    appsink = gst.get_by_name('appsink')
-    callbackQueue = Queue()
-    asyncFuture = asyncio.Future()
-
-    async def gen():
-        try:      
-            while True:
-                nonlocal asyncFuture
-                asyncFuture = asyncio.Future()
-                yieldFuture = asyncio.Future()
-                async def asyncCallback(sample):
-                    asyncFuture.set_result(sample)
-                    await yieldFuture
-                callbackQueue.put(Callback(asyncCallback))
-                sample = await asyncFuture
-                if not sample:
-                    yieldFuture.set_result(None)
-                    break
-                try:
-                    yield sample
-                finally:
-                    yieldFuture.set_result(None)
-        finally:
-            finish()
-            print('gstreamer finished')
-
-
-    def on_new_sample(sink, preroll):
-        nonlocal hasFinished
-
-        sample = sink.emit('pull-preroll' if preroll else 'pull-sample')
-
-        callback: Callback = callbackQueue.get()
-        if not callback.callback or hasFinished:
-            hasFinished = True
-            if callback.callback:
-                asyncio.run_coroutine_threadsafe(callback.callback(None), loop = callback.loop)
-            return Gst.FlowReturn.OK
-
-        future = asyncio.run_coroutine_threadsafe(callback.callback(sample), loop = callback.loop)
         try:
-            future.result()
-        except:
-            pass
-        return Gst.FlowReturn.OK
-
-    appsink.connect('new-preroll', on_new_sample, True)
-    appsink.connect('new-sample', on_new_sample, False)
-
-    gst.set_state(Gst.State.PLAYING)
-    return gst, gen
-
-def mainThread():
-    async def asyncMain():
-        gst, gen = createPipelineIterator('rtspsrc location=rtsp://localhost:59668/18cc179a814fd5b3 ! rtph264depay ! h264parse ! vtdec_hw ! videoconvert ! video/x-raw')
-        i = 0
-        async for sample in gen():
-            print('sample')
-            i = i + 1
-            if i == 10:
-                break
-
-    loop = asyncio.new_event_loop()
-    asyncio.ensure_future(asyncMain(), loop = loop)
-    loop.run_forever()
-
-if __name__ == "__main__":
-    threading.Thread(target = mainThread).start()
-    mainLoop = GLib.MainLoop()
-    mainLoop.run()
+            vips = pyvips.Image.new_from_memory(info.data, width, height, bands, pyvips.BandFormat.UCHAR)
+            vipsImage = VipsImage(vips)
+            try:
+                mo = await createVipsMediaObject(VipsImage(vips))
+                yield mo
+            finally:
+                vipsImage.vipsImage.invalidate()
+                vipsImage.vipsImage = None
+        finally:
+            gst_buffer.unmap(info)

plugins/python-codecs/src/libav.py

@@ -0,0 +1,51 @@
+import time
+from gst_generator import createPipelineIterator
+import scrypted_sdk
+from typing import Any
+import pyvips
+from vips import createVipsMediaObject, VipsImage
+
+av = None
+try:
+    import av
+    av.logging.set_level(av.logging.PANIC) 
+except:
+    pass
+
+async def generateVideoFramesLibav(mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
+    ffmpegInput: scrypted_sdk.FFmpegInput = await scrypted_sdk.mediaManager.convertMediaObjectToJSON(mediaObject, scrypted_sdk.ScryptedMimeTypes.FFmpegInput.value)
+    videosrc = ffmpegInput.get('url')
+    container = av.open(videosrc)
+    # none of this stuff seems to work. might be libav being slow with rtsp.
+    # container.no_buffer = True
+    # container.gen_pts = False
+    # container.options['-analyzeduration'] = '0'
+    # container.options['-probesize'] = '500000'
+    stream = container.streams.video[0]
+    # stream.codec_context.thread_count = 1
+    # stream.codec_context.low_delay = True
+    # stream.codec_context.options['-analyzeduration'] = '0'
+    # stream.codec_context.options['-probesize'] = '500000'
+
+    start = 0
+    try:
+        for idx, frame in enumerate(container.decode(stream)):
+            now = time.time()
+            if not start:
+                start = now
+            elapsed = now - start
+            if (frame.time or 0) < elapsed - 0.500:
+                # print('too slow, skipping frame')
+                continue
+            # print(frame)
+            vips = pyvips.Image.new_from_array(frame.to_ndarray(format='rgb24'))
+            vipsImage = VipsImage(vips)
+            try:
+                mo = await createVipsMediaObject(VipsImage(vips))
+                yield mo
+            finally:
+                vipsImage.vipsImage.invalidate()
+                vipsImage.vipsImage = None
+
+    finally:
+        container.close()

plugins/python-codecs/src/main.py

@@ -1,19 +1,13 @@
-import time
-from gstreamer import createPipelineIterator
 import asyncio
-from util import optional_chain
 import scrypted_sdk
+from scrypted_sdk import Setting, SettingValue
 from typing import Any
-from urllib.parse import urlparse
-import pyvips
-import concurrent.futures
+import gstreamer
+import libav
+import vips
 
 Gst = None
 try:
-    import gi
-    gi.require_version('Gst', '1.0')
-    gi.require_version('GstBase', '1.0')
-
     from gi.repository import Gst
 except:
     pass
@@ -21,101 +15,42 @@ except:
 av = None
 try:
     import av
-    av.logging.set_level(av.logging.PANIC) 
 except:
     pass
 
-# vips is already multithreaded, but needs to be kicked off the python asyncio thread.
-vipsExecutor = concurrent.futures.ThreadPoolExecutor(max_workers=2, thread_name_prefix="vips")
-
-async def to_thread(f):
-    loop = asyncio.get_running_loop()
-    return await loop.run_in_executor(vipsExecutor, f)
-
-class VipsImage(scrypted_sdk.VideoFrame):
-    def __init__(self, vipsImage: pyvips.Image) -> None:
-        super().__init__()
-        self.vipsImage = vipsImage
-        self.width = vipsImage.width
-        self.height = vipsImage.height
-
-    async def toBuffer(self, options: scrypted_sdk.ImageOptions = None) -> bytearray:
-        vipsImage: VipsImage = await self.toVipsImage(options)
-
-        if not options or not options.get('format', None):
-            def format():
-                return memoryview(vipsImage.vipsImage.write_to_memory())
-            return await to_thread(format)
-        elif options['format'] == 'rgb':
-            def format():
-                if vipsImage.vipsImage.hasalpha():
-                    rgb = vipsImage.vipsImage.extract_band(0, vipsImage.vipsImage.bands - 1)
-                else:
-                    rgb = vipsImage.vipsImage
-                mem = memoryview(rgb.write_to_memory())
-                return mem
-            return await to_thread(format)
-
-        return await to_thread(lambda: vipsImage.vipsImage.write_to_buffer('.' + options['format']))
-
-    async def toVipsImage(self, options: scrypted_sdk.ImageOptions = None):
-       return await to_thread(lambda: toVipsImage(self, options))
-
-    async def toImage(self, options: scrypted_sdk.ImageOptions = None) -> Any:
-        if options and options.get('format', None):
-            raise Exception('format can only be used with toBuffer')
-        newVipsImage = await self.toVipsImage(options)
-        return await createVipsMediaObject(newVipsImage)
-
-def toVipsImage(vipsImageWrapper: VipsImage, options: scrypted_sdk.ImageOptions = None) -> VipsImage:
-    vipsImage = vipsImageWrapper.vipsImage
-    if not vipsImage:
-        raise Exception('Video Frame has been invalidated')
-    options = options or {}
-    crop = options.get('crop')
-    if crop:
-        vipsImage = vipsImage.crop(int(crop['left']), int(crop['top']), int(crop['width']), int(crop['height']))
-        
-    resize = options.get('resize')
-    if resize:
-        xscale = None
-        if resize.get('width'):
-            xscale = resize['width'] / vipsImage.width 
-            scale = xscale
-        yscale = None
-        if resize.get('height'):
-            yscale = resize['height'] / vipsImage.height
-            scale = yscale
-
-        if xscale and yscale:
-            scale = min(yscale, xscale)
-
-        xscale = xscale or yscale
-        yscale = yscale or xscale
-        vipsImage = vipsImage.resize(xscale, vscale=yscale, kernel='linear')
-
-    return VipsImage(vipsImage)
-
-async def createVipsMediaObject(image: VipsImage):
-    ret = await scrypted_sdk.mediaManager.createMediaObject(image, scrypted_sdk.ScryptedMimeTypes.Image.value, {
-        'width': image.width,
-        'height': image.height,
-        'toBuffer': lambda options = None: image.toBuffer(options),
-        'toImage': lambda options = None: image.toImage(options),
-    })
-    return ret
-
 class LibavGenerator(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.VideoFrameGenerator):
     async def generateVideoFrames(self, mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
         worker = scrypted_sdk.fork()
         forked: CodecFork = await worker.result
         return await forked.generateVideoFramesLibav(mediaObject, options, filter)
 
-class GstreamerGenerator(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.VideoFrameGenerator):
+class GstreamerGenerator(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.VideoFrameGenerator, scrypted_sdk.Settings):
     async def generateVideoFrames(self, mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
         worker = scrypted_sdk.fork()
         forked: CodecFork = await worker.result
-        return await forked.generateVideoFramesGstreamer(mediaObject, options, filter)
+        return await forked.generateVideoFramesGstreamer(mediaObject, options, filter, self.storage.getItem('h264Decoder'))
+    
+    async def getSettings(self) -> list[Setting]:
+        return [
+            {
+                'key': 'h264Decoder',
+                'title': 'H264 Decoder',
+                'description': 'The Gstreamer pipeline to use to decode H264 video.',
+                'value': self.storage.getItem('h264Decoder') or 'Default',
+                'choices': [
+                    'Default',
+                    'decodebin',
+                    'vtdec_hw',
+                    'nvh264dec',
+                    'vaapih264dec',
+                ],
+                'combobox': True,
+            }
+        ]
+    
+    async def putSetting(self, key: str, value: SettingValue) -> None:
+        self.storage.setItem(key, value)
+        await scrypted_sdk.deviceManager.onDeviceEvent(self.nativeId, scrypted_sdk.ScryptedInterface.Settings.value, None)
     
 class PythonCodecs(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.DeviceProvider):
     def __init__(self, nativeId = None):
@@ -133,6 +68,7 @@ class PythonCodecs(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.DeviceProvider)
                 'nativeId': 'gstreamer',
                 'interfaces': [
                     scrypted_sdk.ScryptedInterface.VideoFrameGenerator.value,
+                    scrypted_sdk.ScryptedInterface.Settings.value,
                 ],
                 'type': scrypted_sdk.ScryptedDeviceType.API.value,
             }
@@ -149,6 +85,24 @@ class PythonCodecs(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.DeviceProvider)
             }
             manifest['devices'].append(avDevice)
 
+        manifest['devices'].append({
+            'name': 'Image Reader',
+            'type': scrypted_sdk.ScryptedDeviceType.Builtin.value,
+            'nativeId': 'reader',
+            'interfaces': [
+                scrypted_sdk.ScryptedInterface.BufferConverter.value,
+            ]
+        })
+
+        manifest['devices'].append({
+            'name': 'Image Writer',
+            'type': scrypted_sdk.ScryptedDeviceType.Builtin.value,
+            'nativeId': 'writer',
+            'interfaces': [
+                scrypted_sdk.ScryptedInterface.BufferConverter.value,
+            ]
+        })
+
         await scrypted_sdk.deviceManager.onDevicesChanged(manifest)
 
     def getDevice(self, nativeId: str) -> Any:
@@ -156,98 +110,18 @@ class PythonCodecs(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.DeviceProvider)
             return GstreamerGenerator('gstreamer')
         if nativeId == 'libav':
             return LibavGenerator('libav')
+        if nativeId == 'reader':
+            return vips.ImageReader('reader')
+        if nativeId == 'writer':
+            return vips.ImageWriter('writer')
 
 def create_scrypted_plugin():
     return PythonCodecs()
 
-async def generateVideoFramesLibav(mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
-    ffmpegInput: scrypted_sdk.FFmpegInput = await scrypted_sdk.mediaManager.convertMediaObjectToJSON(mediaObject, scrypted_sdk.ScryptedMimeTypes.FFmpegInput.value)
-    videosrc = ffmpegInput.get('url')
-    container = av.open(videosrc, options = options)
-    # none of this stuff seems to work. might be libav being slow with rtsp.
-    # container.no_buffer = True
-    # container.options['-analyzeduration'] = '0'
-    # container.options['-probesize'] = '500000'
-    stream = container.streams.video[0]
-    # stream.codec_context.thread_count = 1
-    # stream.codec_context.low_delay = True
-    # stream.codec_context.options['-analyzeduration'] = '0'
-    # stream.codec_context.options['-probesize'] = '500000'
-
-    start = 0
-    try:
-        for idx, frame in enumerate(container.decode(stream)):
-            now = time.time()
-            if not start:
-                start = now
-            elapsed = now - start
-            if (frame.time or 0) < elapsed - 0.500:
-                # print('too slow, skipping frame')
-                continue
-            # print(frame)
-            vips = pyvips.Image.new_from_array(frame.to_ndarray(format='rgb24'))
-            vipsImage = VipsImage(vips)
-            try:
-                mo = await createVipsMediaObject(VipsImage(vips))
-                yield mo
-            finally:
-                vipsImage.vipsImage.invalidate()
-                vipsImage.vipsImage = None
-
-    finally:
-        container.close()
-
-
-async def generateVideoFramesGstreamer(mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
-    ffmpegInput: scrypted_sdk.FFmpegInput = await scrypted_sdk.mediaManager.convertMediaObjectToJSON(mediaObject, scrypted_sdk.ScryptedMimeTypes.FFmpegInput.value)
-    container = ffmpegInput.get('container', None)
-    videosrc = ffmpegInput.get('url')
-    videoCodec = optional_chain(ffmpegInput, 'mediaStreamOptions', 'video', 'codec')
-
-    if videosrc.startswith('tcp://'):
-        parsed_url = urlparse(videosrc)
-        videosrc = 'tcpclientsrc port=%s host=%s' % (
-            parsed_url.port, parsed_url.hostname)
-        if container == 'mpegts':
-            videosrc += ' ! tsdemux'
-        elif container == 'sdp':
-            videosrc += ' ! sdpdemux'
-        else:
-            raise Exception('unknown container %s' % container)
-    elif videosrc.startswith('rtsp'):
-        videosrc = 'rtspsrc buffer-mode=0 location=%s protocols=tcp latency=0 is-live=false' % videosrc
-        if videoCodec == 'h264':
-            videosrc += ' ! rtph264depay ! h264parse'
-
-    videosrc += ' ! decodebin ! queue leaky=downstream max-size-buffers=0 ! videoconvert ! video/x-raw,format=RGB'
-
-    gst, gen = createPipelineIterator(videosrc)
-    async for gstsample in gen():
-        caps = gstsample.get_caps()
-        height = caps.get_structure(0).get_value('height')
-        width = caps.get_structure(0).get_value('width')
-        gst_buffer = gstsample.get_buffer()
-        result, info = gst_buffer.map(Gst.MapFlags.READ)
-        if not result:
-            continue
-
-        try:
-            # pyvips.Image.new_from_memory(info.data, width, height, 3, pyvips.BandFormat.UCHAR)
-            vips = pyvips.Image.new_from_memory(info.data, width, height, 3, pyvips.BandFormat.UCHAR)
-            vipsImage = VipsImage(vips)
-            try:
-                mo = await createVipsMediaObject(VipsImage(vips))
-                yield mo
-            finally:
-                vipsImage.vipsImage.invalidate()
-                vipsImage.vipsImage = None
-        finally:
-            gst_buffer.unmap(info)
-
 class CodecFork:
-    async def generateVideoFramesGstreamer(self, mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
+    async def generateVideoFramesGstreamer(self, mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None, h264Decoder: str = None) -> scrypted_sdk.VideoFrame:
         try:
-            async for data in generateVideoFramesGstreamer(mediaObject, options, filter):
+            async for data in gstreamer.generateVideoFramesGstreamer(mediaObject, options, filter, h264Decoder):
                 yield data
         finally:
             import os
@@ -256,7 +130,7 @@ class CodecFork:
 
     async def generateVideoFramesLibav(self, mediaObject: scrypted_sdk.MediaObject, options: scrypted_sdk.VideoFrameGeneratorOptions = None, filter: Any = None) -> scrypted_sdk.VideoFrame:
         try:
-            async for data in generateVideoFramesLibav(mediaObject, options, filter):
+            async for data in libav.generateVideoFramesLibav(mediaObject, options, filter):
                 yield data
         finally:
             import os

plugins/python-codecs/src/vips.py

@@ -0,0 +1,112 @@
+import time
+from gst_generator import createPipelineIterator
+import asyncio
+from util import optional_chain
+import scrypted_sdk
+from typing import Any
+from urllib.parse import urlparse
+import pyvips
+import concurrent.futures
+
+# vips is already multithreaded, but needs to be kicked off the python asyncio thread.
+vipsExecutor = concurrent.futures.ThreadPoolExecutor(max_workers=2, thread_name_prefix="vips")
+
+async def to_thread(f):
+    loop = asyncio.get_running_loop()
+    return await loop.run_in_executor(vipsExecutor, f)
+
+class VipsImage(scrypted_sdk.VideoFrame):
+    def __init__(self, vipsImage: pyvips.Image) -> None:
+        super().__init__()
+        self.vipsImage = vipsImage
+        self.width = vipsImage.width
+        self.height = vipsImage.height
+
+    async def toBuffer(self, options: scrypted_sdk.ImageOptions = None) -> bytearray:
+        vipsImage: VipsImage = await self.toVipsImage(options)
+
+        if not options or not options.get('format', None):
+            def format():
+                return memoryview(vipsImage.vipsImage.write_to_memory())
+            return await to_thread(format)
+        elif options['format'] == 'rgb':
+            def format():
+                if vipsImage.vipsImage.hasalpha():
+                    rgb = vipsImage.vipsImage.extract_band(0, vipsImage.vipsImage.bands - 1)
+                else:
+                    rgb = vipsImage.vipsImage
+                mem = memoryview(rgb.write_to_memory())
+                return mem
+            return await to_thread(format)
+
+        return await to_thread(lambda: vipsImage.vipsImage.write_to_buffer('.' + options['format']))
+
+    async def toVipsImage(self, options: scrypted_sdk.ImageOptions = None):
+       return await to_thread(lambda: toVipsImage(self, options))
+
+    async def toImage(self, options: scrypted_sdk.ImageOptions = None) -> Any:
+        if options and options.get('format', None):
+            raise Exception('format can only be used with toBuffer')
+        newVipsImage = await self.toVipsImage(options)
+        return await createVipsMediaObject(newVipsImage)
+
+def toVipsImage(vipsImageWrapper: VipsImage, options: scrypted_sdk.ImageOptions = None) -> VipsImage:
+    vipsImage = vipsImageWrapper.vipsImage
+    if not vipsImage:
+        raise Exception('Video Frame has been invalidated')
+    options = options or {}
+    crop = options.get('crop')
+    if crop:
+        vipsImage = vipsImage.crop(int(crop['left']), int(crop['top']), int(crop['width']), int(crop['height']))
+        
+    resize = options.get('resize')
+    if resize:
+        xscale = None
+        if resize.get('width'):
+            xscale = resize['width'] / vipsImage.width 
+            scale = xscale
+        yscale = None
+        if resize.get('height'):
+            yscale = resize['height'] / vipsImage.height
+            scale = yscale
+
+        if xscale and yscale:
+            scale = min(yscale, xscale)
+
+        xscale = xscale or yscale
+        yscale = yscale or xscale
+        vipsImage = vipsImage.resize(xscale, vscale=yscale, kernel='linear')
+
+    return VipsImage(vipsImage)
+
+async def createVipsMediaObject(image: VipsImage):
+    ret = await scrypted_sdk.mediaManager.createMediaObject(image, scrypted_sdk.ScryptedMimeTypes.Image.value, {
+        'width': image.width,
+        'height': image.height,
+        'toBuffer': lambda options = None: image.toBuffer(options),
+        'toImage': lambda options = None: image.toImage(options),
+    })
+    return ret
+
+class ImageReader(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.BufferConverter):
+    def __init__(self, nativeId: str):
+        super().__init__(nativeId)
+
+        self.fromMimeType = 'image/*'
+        self.toMimeType = scrypted_sdk.ScryptedMimeTypes.Image.value
+
+    async def convert(self, data: Any, fromMimeType: str, toMimeType: str, options: scrypted_sdk.MediaObjectOptions = None) -> Any:
+        vips = pyvips.Image.new_from_buffer(data, '')
+        return await createVipsMediaObject(VipsImage(vips))
+
+class ImageWriter(scrypted_sdk.ScryptedDeviceBase, scrypted_sdk.BufferConverter):
+    def __init__(self, nativeId: str):
+        super().__init__(nativeId)
+
+        self.fromMimeType = scrypted_sdk.ScryptedMimeTypes.Image.value
+        self.toMimeType = 'image/*'
+
+    async def convert(self, data: scrypted_sdk.VideoFrame, fromMimeType: str, toMimeType: str, options: scrypted_sdk.MediaObjectOptions = None) -> Any:
+        return await data.toBuffer({
+            format: 'jpg',
+        })

plugins/ring/README.md

@@ -9,7 +9,9 @@ Do not enable prebuffer on Ring cameras and doorbells.
   * The persistent live stream will drain the battery faster than it can charge.
   * The persistent live stream will also count against ISP bandwidth limits.
 
-## Supported Cameras
+## Supported Devices
+
+### Cameras
 - Ring Video Doorbell Wired, Pro, Pro 2, 4, 3, 2nd Gen
 - Ring Floodlight Cam Wired Plus
 - Ring Floodlight Cam Wired Pro
@@ -17,6 +19,15 @@ Do not enable prebuffer on Ring cameras and doorbells.
 - Ring Indoor Cam
 - Ring Stick-Up Cam (Wired and Battery)
 
+### Other Devices
+- Security Panel
+- Location Modes
+- Contact Sensor / Retrofit Alarm Zones / Tilt Sensor
+- Motion Sensor
+- Flood / Freeze Sensor
+- Water Sensor
+- Smart Locks
+
 ## Problems and Solutions
 
 I can see artifacts in HKSV recordings

plugins/ring/package-lock.json

@@ -1,17 +1,17 @@
 {
    "name": "@scrypted/ring",
-   "version": "0.0.98",
+   "version": "0.0.100",
    "lockfileVersion": 3,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/ring",
-         "version": "0.0.98",
+         "version": "0.0.100",
          "dependencies": {
             "@koush/ring-client-api": "file:../../external/ring-client-api",
             "@scrypted/common": "file:../../common",
             "@scrypted/sdk": "file:../../sdk",
-            "@types/node": "^18.14.5",
+            "@types/node": "^18.15.3",
             "axios": "^1.3.4",
             "rxjs": "^7.8.0"
          },
@@ -49,7 +49,7 @@
       },
       "../../sdk": {
          "name": "@scrypted/sdk",
-         "version": "0.2.82",
+         "version": "0.2.85",
          "license": "ISC",
          "dependencies": {
             "@babel/preset-typescript": "^7.18.6",
@@ -148,9 +148,9 @@
          }
       },
       "node_modules/@types/node": {
-         "version": "18.14.5",
-         "resolved": "https://registry.npmjs.org/@types/node/-/node-18.14.5.tgz",
-         "integrity": "sha512-CRT4tMK/DHYhw1fcCEBwME9CSaZNclxfzVMe7GsO6ULSwsttbj70wSiX6rZdIjGblu93sTJxLdhNIT85KKI7Qw=="
+         "version": "18.15.3",
+         "resolved": "https://registry.npmjs.org/@types/node/-/node-18.15.3.tgz",
+         "integrity": "sha512-p6ua9zBxz5otCmbpb5D3U4B5Nanw6Pk3PPyX05xnxbB/fRv71N7CPmORg7uAD5P70T0xmx1pzAx/FUfa5X+3cw=="
       },
       "node_modules/@types/responselike": {
          "version": "1.0.0",

plugins/ring/package.json

@@ -36,7 +36,7 @@
       "@koush/ring-client-api": "file:../../external/ring-client-api",
       "@scrypted/common": "file:../../common",
       "@scrypted/sdk": "file:../../sdk",
-      "@types/node": "^18.14.5",
+      "@types/node": "^18.15.3",
       "axios": "^1.3.4",
       "rxjs": "^7.8.0"
    },
@@ -44,5 +44,5 @@
       "got": "11.8.6",
       "socket.io-client": "^2.5.0"
    },
-   "version": "0.0.98"
+   "version": "0.0.100"
 }

plugins/ring/src/main.ts

@@ -3,15 +3,15 @@ import { RefreshPromise } from "@scrypted/common/src/promise-utils";
 import { connectRTCSignalingClients } from '@scrypted/common/src/rtc-signaling';
 import { RtspServer } from '@scrypted/common/src/rtsp-server';
 import { addTrackControls, parseSdp, replacePorts } from '@scrypted/common/src/sdp-utils';
+import sdk, { Battery, BinarySensor, Camera, Device, DeviceProvider, EntrySensor, FFmpegInput, FloodSensor, Lock, LockState, MediaObject, MediaStreamUrl, MotionSensor, OnOff, PictureOptions, RequestMediaStreamOptions, RequestPictureOptions, ResponseMediaStreamOptions, RTCAVSignalingSetup, RTCSessionControl, RTCSignalingChannel, RTCSignalingSendIceCandidate, RTCSignalingSession, ScryptedDeviceBase, ScryptedDeviceType, ScryptedInterface, ScryptedMimeTypes, SecuritySystem, SecuritySystemMode, Setting, Settings, SettingValue, TamperSensor, VideoCamera, VideoClip, VideoClipOptions, VideoClips } from '@scrypted/sdk';
 import { StorageSettings } from '@scrypted/sdk/storage-settings';
-import sdk, { Battery, BinarySensor, Camera, Device, DeviceProvider, EntrySensor, FFmpegInput, FloodSensor, MediaObject, MediaStreamUrl, MotionSensor, OnOff, PictureOptions, RequestMediaStreamOptions, RequestPictureOptions, ResponseMediaStreamOptions, RTCAVSignalingSetup, RTCSessionControl, RTCSignalingChannel, RTCSignalingSendIceCandidate, RTCSignalingSession, ScryptedDeviceBase, ScryptedDeviceType, ScryptedInterface, ScryptedMimeTypes, SecuritySystem, SecuritySystemMode, Setting, Settings, SettingValue, TamperSensor, VideoCamera } from '@scrypted/sdk';
 import child_process, { ChildProcess } from 'child_process';
 import dgram from 'dgram';
 import { RtcpReceiverInfo, RtcpRrPacket } from '../../../external/werift/packages/rtp/src/rtcp/rr';
 import { RtpPacket } from '../../../external/werift/packages/rtp/src/rtp/rtp';
 import { ProtectionProfileAes128CmHmacSha1_80 } from '../../../external/werift/packages/rtp/src/srtp/const';
 import { SrtcpSession } from '../../../external/werift/packages/rtp/src/srtp/srtcp';
-import { Location, LocationMode, RingDevice, isStunMessage, RtpDescription, SipSession, BasicPeerConnection, CameraData, clientApi, generateUuid, RingBaseApi, RingRestClient, rxjs, SimpleWebRtcSession, StreamingSession, RingDeviceType, RingDeviceData } from './ring-client-api';
+import { BasicPeerConnection, CameraData, clientApi, generateUuid, isStunMessage, Location, LocationMode, RingBaseApi, RingDevice, RingDeviceData, RingDeviceType, RingRestClient, RtpDescription, rxjs, SimpleWebRtcSession, SipSession, StreamingSession } from './ring-client-api';
 import { encodeSrtpOptions, getPayloadType, getSequenceNumber, isRtpMessagePayloadType } from './srtp-utils';
 
 const STREAM_TIMEOUT = 120000;
@@ -79,7 +79,7 @@ class RingCameraSiren extends ScryptedDeviceBase implements OnOff {
     }
 }
 
-class RingCameraDevice extends ScryptedDeviceBase implements DeviceProvider, Camera, MotionSensor, BinarySensor, RTCSignalingChannel {
+class RingCameraDevice extends ScryptedDeviceBase implements DeviceProvider, Camera, MotionSensor, BinarySensor, RTCSignalingChannel, VideoClips {
     buttonTimeout: NodeJS.Timeout;
     session: SipSession;
     rtpDescription: RtpDescription;
@@ -89,6 +89,7 @@ class RingCameraDevice extends ScryptedDeviceBase implements DeviceProvider, Cam
     currentMediaMimeType: string;
     refreshTimeout: NodeJS.Timeout;
     picturePromise: RefreshPromise<Buffer>;
+    videoClips = new Map<string, VideoClip>();
 
     constructor(public plugin: RingPlugin, public location: RingLocationDevice, nativeId: string) {
         super(nativeId);
@@ -98,7 +99,6 @@ class RingCameraDevice extends ScryptedDeviceBase implements DeviceProvider, Cam
             this.batteryLevel = this.findCamera()?.batteryLevel;
     }
 
-
     async startIntercom(media: MediaObject): Promise<void> {
         if (!this.session)
             throw new Error("not in call");
@@ -659,9 +659,100 @@ class RingCameraDevice extends ScryptedDeviceBase implements DeviceProvider, Cam
             siren.on = data.siren_status.seconds_remaining > 0 ? true : false;
         }
     }
+
+    async getVideoClips(options?: VideoClipOptions): Promise<VideoClip[]> {
+        this.videoClips = new Map<string, VideoClip>;
+        const response = await this.findCamera().videoSearch({
+            dateFrom: options.startTime, 
+            dateTo: options.endTime,
+        });
+
+        return response.video_search.map((result) => {
+            const videoClip =  {
+                id: result.ding_id,
+                startTime: result.created_at,
+                duration: Math.round(result.duration * 1000),
+                event: result.kind.toString(),
+                description: result.kind.toString(),
+                thumbnailId: result.ding_id,
+                resources: {
+                    thumbnail: {
+                        href: result.thumbnail_url
+                    },
+                    video: {
+                        href: result.hq_url
+                    }
+                }
+            }
+            this.videoClips.set(result.ding_id, videoClip)
+            return videoClip;
+        });
+    }
+
+    async getVideoClip(videoId: string): Promise<MediaObject> {
+        if (this.videoClips.has(videoId)) {
+            return mediaManager.createMediaObjectFromUrl(this.videoClips.get(videoId).resources.video.href);
+        }
+        throw new Error('Failed to get video clip.')
+    }
+
+    async getVideoClipThumbnail(thumbnailId: string): Promise<MediaObject> {
+        if (this.videoClips.has(thumbnailId)) {
+            return mediaManager.createMediaObjectFromUrl(this.videoClips.get(thumbnailId).resources.thumbnail.href);
+        }
+        throw new Error('Failed to get video clip thumbnail.')
+    }
+    
+    async removeVideoClips(...videoClipIds: string[]): Promise<void> {
+        throw new Error('Removing video clips not supported.');
+    }
+}
+
+class RingLock extends ScryptedDeviceBase implements Battery, Lock {
+    device: RingDevice
+
+    constructor(nativeId: string, device: RingDevice) {
+        super(nativeId);
+        this.device = device;
+        device.onData.subscribe(async (data: RingDeviceData) => {
+            this.updateState(data);
+        });
+    }
+
+    async lock(): Promise<void> {
+        return this.device.sendCommand('lock.lock');
+    }
+
+    async unlock(): Promise<void> {
+        return this.device.sendCommand('lock.unlock');
+    }
+
+    updateState(data: RingDeviceData) {
+        this.batteryLevel = data.batteryLevel;
+        switch (data.locked) {
+            case 'locked':
+                this.lockState = LockState.Locked;
+                break;
+            case 'unlocked':
+                this.lockState = LockState.Unlocked;
+                break;
+            case 'jammed':
+                this.lockState = LockState.Jammed;
+                break;
+            default:
+                this.lockState = undefined;
+        }
+    }
 }
 
 class RingSensor extends ScryptedDeviceBase implements TamperSensor, Battery, EntrySensor, MotionSensor, FloodSensor {
+    constructor(nativeId: string, device: RingDevice) {
+        super(nativeId);
+        device.onData.subscribe(async (data: RingDeviceData) => {
+            this.updateState(data);
+        });
+    }
+
     updateState(data: RingDeviceData) {
         this.tampered = data.tamperStatus === 'tamper';
         this.batteryLevel = data.batteryLevel;
@@ -673,6 +764,7 @@ class RingSensor extends ScryptedDeviceBase implements TamperSensor, Battery, En
 
 export class RingLocationDevice extends ScryptedDeviceBase implements DeviceProvider, SecuritySystem {
     devices = new Map<string, any>();
+    locationDevices = new Map<string, RingDevice>();
 
     constructor(public plugin: RingPlugin, nativeId: string) {
         super(nativeId);
@@ -762,11 +854,21 @@ export class RingLocationDevice extends ScryptedDeviceBase implements DeviceProv
         return this.plugin.locations.find(l => l.id === this.nativeId);
     }
 
+    async findRingDeviceAtLocation(id: string): Promise<RingDevice> {
+        const location = this.findLocation();
+        return (await location.getDevices()).find((x) => x.id === id);
+    }
+
     async getDevice(nativeId: string) {
         if (!this.devices.has(nativeId)) {
             if (nativeId.endsWith('-sensor')) {
-                const sensor = new RingSensor(nativeId);
-                this.devices.set(nativeId, sensor);
+                const ringRevice = await this.findRingDeviceAtLocation(nativeId.replace('-sensor', ''));
+                const device = new RingSensor(nativeId, ringRevice);
+                this.devices.set(nativeId, device);
+            } else if (nativeId.endsWith('-lock')) {
+                const ringRevice = await this.findRingDeviceAtLocation(nativeId.replace('-lock', ''));
+                const device = new RingLock(nativeId, ringRevice);
+                this.devices.set(nativeId, device);
             } else {
                 const camera = new RingCameraDevice(this.plugin, this, nativeId);
                 this.devices.set(nativeId, camera);
@@ -967,6 +1069,7 @@ class RingPlugin extends ScryptedDeviceBase implements DeviceProvider, Settings
                     interfaces.push(
                         ScryptedInterface.VideoCamera,
                         ScryptedInterface.Intercom,
+                        ScryptedInterface.VideoClips,
                     );
                 }
                 if (camera.operatingOnBattery)
@@ -1028,41 +1131,52 @@ class RingPlugin extends ScryptedDeviceBase implements DeviceProvider, Settings
                 });
             }
 
-            const sensors = (await location.getDevices()).filter(x => {
-                const supportedSensors = [
-                    RingDeviceType.ContactSensor, 
-                    RingDeviceType.RetrofitZone,
-                    RingDeviceType.TiltSensor, 
-                    RingDeviceType.MotionSensor,
-                    RingDeviceType.FloodFreezeSensor,
-                    RingDeviceType.WaterSensor,
-                ]
-                return x.data.status !== 'disabled' && (supportedSensors.includes(x.data.deviceType))
-            });
-            for (const sensor of sensors) {
-                const nativeId = sensor.id.toString() + '-sensor';
-                const data: RingDeviceData = sensor.data;
+            // add location devices
+            const locationDevices = await location.getDevices();
+            for (const locationDevice of locationDevices) {
+                const data: RingDeviceData = locationDevice.data;
+                let nativeId: string;
+                let type: ScryptedDeviceType;
+                let interfaces: ScryptedInterface[] = [];
 
-                const interfaces = [ScryptedInterface.TamperSensor];
-                switch (data.deviceType){
+                if (data.status === 'disabled') {
+                    continue;
+                }
+
+                switch (data.deviceType) {
                     case RingDeviceType.ContactSensor:
                     case RingDeviceType.RetrofitZone: 
                     case RingDeviceType.TiltSensor:
-                        interfaces.push(ScryptedInterface.EntrySensor);
+                        nativeId = locationDevice.id.toString() + '-sensor';
+                        type = ScryptedDeviceType.Sensor
+                        interfaces.push(ScryptedInterface.TamperSensor, ScryptedInterface.EntrySensor);
                         break;
                     case RingDeviceType.MotionSensor:
-                        interfaces.push(ScryptedInterface.MotionSensor);
+                        nativeId = locationDevice.id.toString() + '-sensor';
+                        type = ScryptedDeviceType.Sensor
+                        interfaces.push(ScryptedInterface.TamperSensor, ScryptedInterface.MotionSensor);
                         break;
                     case RingDeviceType.FloodFreezeSensor:
                     case RingDeviceType.WaterSensor:
-                        interfaces.push(ScryptedInterface.FloodSensor);
+                        nativeId = locationDevice.id.toString() + '-sensor';
+                        type = ScryptedDeviceType.Sensor
+                        interfaces.push(ScryptedInterface.TamperSensor, ScryptedInterface.FloodSensor);
                         break;
-                    default: break;
+                    default:
+                        if (/^lock($|\.)/.test(data.deviceType)) {
+                            nativeId = locationDevice.id.toString() + '-lock';
+                            type = ScryptedDeviceType.Lock
+                            interfaces.push(ScryptedInterface.Lock);
+                            break;
+                        } else {
+                            this.console.debug(`discovered and ignoring unsupported '${locationDevice.deviceType}' device: '${locationDevice.name}'`)
+                            continue;
+                        }
                 }
-                
+
                 if (data.batteryStatus !== 'none')
                     interfaces.push(ScryptedInterface.Battery);
-                
+
                 const device: Device = {
                     info: {
                         model: data.deviceType,
@@ -1071,22 +1185,11 @@ class RingPlugin extends ScryptedDeviceBase implements DeviceProvider, Settings
                     },
                     providerNativeId: location.id,
                     nativeId: nativeId,
-                    name: sensor.name,
-                    type: ScryptedDeviceType.Sensor,
+                    name: locationDevice.name,
+                    type: type,
                     interfaces,
                 };
                 devices.push(device);
-
-                const getScryptedDevice = async () => {
-                    const locationDevice = await this.getDevice(location.id);
-                    const scryptedDevice = await locationDevice?.getDevice(nativeId);
-                    return scryptedDevice as RingSensor;
-                }
-
-                sensor.onData.subscribe(async (data: RingDeviceData) => {
-                    const scryptedDevice = await getScryptedDevice();
-                    scryptedDevice?.updateState(data)
-                });
             }
 
             await deviceManager.onDevicesChanged({

plugins/snapshot/package-lock.json

@@ -1,17 +1,16 @@
 {
    "name": "@scrypted/snapshot",
-   "version": "0.0.49",
+   "version": "0.0.52",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/snapshot",
-         "version": "0.0.49",
+         "version": "0.0.52",
          "dependencies": {
             "@koush/axios-digest-auth": "^0.8.5",
             "@types/node": "^16.6.1",
             "axios": "^0.24.0",
-            "sharp": "^0.31.3",
             "whatwg-mimetype": "^3.0.0"
          },
          "devDependencies": {
@@ -39,7 +38,7 @@
       },
       "../../sdk": {
          "name": "@scrypted/sdk",
-         "version": "0.2.84",
+         "version": "0.2.85",
          "dev": true,
          "license": "ISC",
          "dependencies": {
@@ -133,146 +132,6 @@
             "follow-redirects": "^1.14.4"
          }
       },
-      "node_modules/base64-js": {
-         "version": "1.5.1",
-         "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
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-         "funding": [
-            {
-               "type": "github",
-               "url": "https://github.com/sponsors/feross"
-            },
-            {
-               "type": "patreon",
-               "url": "https://www.patreon.com/feross"
-            },
-            {
-               "type": "consulting",
-               "url": "https://feross.org/support"
-            }
-         ]
-      },
-      "node_modules/bl": {
-         "version": "4.1.0",
-         "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
-         "integrity": "sha512-1W07cM9gS6DcLperZfFSj+bWLtaPGSOHWhPiGzXmvVJbRLdG82sH/Kn8EtW1VqWVA54AKf2h5k5BbnIbwF3h6w==",
-         "dependencies": {
-            "buffer": "^5.5.0",
-            "inherits": "^2.0.4",
-            "readable-stream": "^3.4.0"
-         }
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-         "version": "5.7.1",
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-               "url": "https://github.com/sponsors/feross"
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-         "dependencies": {
-            "mimic-response": "^3.1.0"
-         },
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-         }
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-      "node_modules/deep-extend": {
-         "version": "0.6.0",
-         "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
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-         "engines": {
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-         }
-      },
-      "node_modules/end-of-stream": {
-         "version": "1.4.4",
-         "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
-         "integrity": "sha512-+uw1inIHVPQoaVuHzRyXd21icM+cnt4CzD5rW+NC1wjOUSTOs+Te7FOv7AhN7vS9x/oIyhLP5PR1H+phQAHu5Q==",
-         "dependencies": {
-            "once": "^1.4.0"
-         }
-      },
-      "node_modules/expand-template": {
-         "version": "2.0.3",
-         "resolved": "https://registry.npmjs.org/expand-template/-/expand-template-2.0.3.tgz",
-         "integrity": "sha512-XYfuKMvj4O35f/pOXLObndIRvyQ+/+6AhODh+OKWj9S9498pHHn/IMszH+gt0fBCRWMNfk1ZSp5x3AifmnI2vg==",
-         "engines": {
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       "node_modules/follow-redirects": {
          "version": "1.14.9",
          "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.9.tgz",
@@ -292,339 +151,6 @@
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          }
       },
-      "node_modules/fs-constants": {
-         "version": "1.0.0",
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-               "url": "https://github.com/sponsors/feross"
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-               "type": "patreon",
-               "url": "https://www.patreon.com/feross"
-            },
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-            "tunnel-agent": "^0.6.0"
-         }
-      },
-      "simple-concat": {
-         "version": "1.0.1",
-         "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
-         "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q=="
-      },
-      "simple-get": {
-         "version": "4.0.1",
-         "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-4.0.1.tgz",
-         "integrity": "sha512-brv7p5WgH0jmQJr1ZDDfKDOSeWWg+OVypG99A/5vYGPqJ6pxiaHLy8nxtFjBA7oMa01ebA9gfh1uMCFqOuXxvA==",
-         "requires": {
-            "decompress-response": "^6.0.0",
-            "once": "^1.3.1",
-            "simple-concat": "^1.0.0"
-         }
-      },
-      "simple-swizzle": {
-         "version": "0.2.2",
-         "resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
-         "integrity": "sha512-JA//kQgZtbuY83m+xT+tXJkmJncGMTFT+C+g2h2R9uxkYIrE2yy9sgmcLhCnw57/WSD+Eh3J97FPEDFnbXnDUg==",
-         "requires": {
-            "is-arrayish": "^0.3.1"
-         }
-      },
-      "string_decoder": {
-         "version": "1.3.0",
-         "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
-         "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
-         "requires": {
-            "safe-buffer": "~5.2.0"
-         }
-      },
-      "strip-json-comments": {
-         "version": "2.0.1",
-         "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
-         "integrity": "sha512-4gB8na07fecVVkOI6Rs4e7T6NOTki5EmL7TUduTs6bu3EdnSycntVJ4re8kgZA+wx9IueI2Y11bfbgwtzuE0KQ=="
-      },
-      "tar-fs": {
-         "version": "2.1.1",
-         "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.1.1.tgz",
-         "integrity": "sha512-V0r2Y9scmbDRLCNex/+hYzvp/zyYjvFbHPNgVTKfQvVrb6guiE/fxP+XblDNR011utopbkex2nM4dHNV6GDsng==",
-         "requires": {
-            "chownr": "^1.1.1",
-            "mkdirp-classic": "^0.5.2",
-            "pump": "^3.0.0",
-            "tar-stream": "^2.1.4"
-         }
-      },
-      "tar-stream": {
-         "version": "2.2.0",
-         "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.2.0.tgz",
-         "integrity": "sha512-ujeqbceABgwMZxEJnk2HDY2DlnUZ+9oEcb1KzTVfYHio0UE6dG71n60d8D2I4qNvleWrrXpmjpt7vZeF1LnMZQ==",
-         "requires": {
-            "bl": "^4.0.3",
-            "end-of-stream": "^1.4.1",
-            "fs-constants": "^1.0.0",
-            "inherits": "^2.0.3",
-            "readable-stream": "^3.1.1"
-         }
-      },
-      "tunnel-agent": {
-         "version": "0.6.0",
-         "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
-         "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
-         "requires": {
-            "safe-buffer": "^5.0.1"
-         }
-      },
-      "util-deprecate": {
-         "version": "1.0.2",
-         "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-         "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
-      },
       "whatwg-mimetype": {
          "version": "3.0.0",
          "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-3.0.0.tgz",
          "integrity": "sha512-nt+N2dzIutVRxARx1nghPKGv1xHikU7HKdfafKkLNLindmPU/ch3U31NOCGGA/dmPcmb1VlofO0vnKAcsm0o/Q=="
-      },
-      "wrappy": {
-         "version": "1.0.2",
-         "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-         "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
-      },
-      "yallist": {
-         "version": "4.0.0",
-         "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-         "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
       }
    }
 }

plugins/snapshot/package.json

@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/snapshot",
-   "version": "0.0.49",
+   "version": "0.0.52",
    "description": "Snapshot Plugin for Scrypted",
    "scripts": {
       "scrypted-setup-project": "scrypted-setup-project",
@@ -26,15 +26,11 @@
       "name": "Snapshot Plugin",
       "type": "API",
       "interfaces": [
-         "DeviceProvider",
          "Settings",
          "MixinProvider",
          "BufferConverter"
       ]
    },
-   "optionalDependencies": {
-      "sharp": "^0.31.3"
-   },
    "dependencies": {
       "@koush/axios-digest-auth": "^0.8.5",
       "@types/node": "^16.6.1",

plugins/snapshot/src/image-reader.ts

@@ -1,113 +0,0 @@
-import sdk, { BufferConverter, Image, ImageOptions, MediaObject, MediaObjectOptions, ScryptedDeviceBase, ScryptedMimeTypes } from "@scrypted/sdk";
-import sharp from 'sharp';
-
-async function createVipsMediaObject(image: VipsImage): Promise<Image & MediaObject> {
-    const ret = await sdk.mediaManager.createMediaObject(image, ScryptedMimeTypes.Image, {
-        width: image.width,
-        height: image.height,
-        toBuffer: (options: ImageOptions) => image.toBuffer(options),
-        toImage: async (options: ImageOptions) => {
-            const newImage = await image.toVipsImage(options);
-            return createVipsMediaObject(newImage);
-        }
-    });
-
-    return ret;
-}
-
-class VipsImage implements Image {
-    constructor(public image: sharp.Sharp, public metadata: sharp.Metadata) {
-    }
-
-    get width() {
-        return this.metadata.width;
-    }
-    get height() {
-        return this.metadata.height;
-    }
-
-    toImageInternal(options: ImageOptions) {
-        const transformed = this.image.clone();
-        if (options?.crop) {
-            transformed.extract({
-                left: Math.floor(options.crop.left),
-                top: Math.floor(options.crop.top),
-                width: Math.floor(options.crop.width),
-                height: Math.floor(options.crop.height),
-            });
-        }
-        if (options?.resize) {
-            transformed.resize(typeof options.resize.width === 'number' ? Math.floor(options.resize.width) : undefined, typeof options.resize.height === 'number' ? Math.floor(options.resize.height) : undefined, {
-                fit: "fill",
-            });
-        }
-
-        return transformed;
-    }
-
-    async toBuffer(options: ImageOptions) {
-        const transformed = this.toImageInternal(options);
-        if (options?.format === 'rgb') {
-            transformed.removeAlpha().toFormat('raw');
-        }
-        else if (options?.format === 'jpg') {
-            transformed.toFormat('jpg');
-        }
-        return transformed.toBuffer();
-    }
-
-    async toVipsImage(options: ImageOptions) {
-        const transformed = this.toImageInternal(options);
-        const { info, data } = await transformed.raw().toBuffer({
-            resolveWithObject: true,
-        });
-
-        const newImage = sharp(data, {
-            raw: info,
-        });
-
-        const newMetadata = await newImage.metadata();
-        const newVipsImage = new VipsImage(newImage, newMetadata);
-        return newVipsImage;
-    }
-
-    async toImage(options: ImageOptions) {
-        if (options.format)
-            throw new Error('format can only be used with toBuffer');
-        const newVipsImage = await this.toVipsImage(options);
-        return createVipsMediaObject(newVipsImage);
-    }
-}
-
-export class ImageWriter extends ScryptedDeviceBase implements BufferConverter {
-    constructor(nativeId: string) {
-        super(nativeId);
-
-        this.fromMimeType = ScryptedMimeTypes.Image;
-        this.toMimeType = 'image/*';
-    }
-
-    async convert(data: Image, fromMimeType: string, toMimeType: string, options?: MediaObjectOptions): Promise<Buffer> {
-        return data.toBuffer({
-            format: 'jpg',
-        });
-    }
-}
-
-export class ImageReader extends ScryptedDeviceBase implements BufferConverter {
-    constructor(nativeId: string) {
-        super(nativeId);
-
-        this.fromMimeType = 'image/*';
-        this.toMimeType = ScryptedMimeTypes.Image;
-    }
-
-    async convert(data: Buffer, fromMimeType: string, toMimeType: string, options?: MediaObjectOptions): Promise<Image> {
-        const image = sharp(data, {
-            failOnError: false,
-        });
-        const metadata = await image.metadata();
-        const vipsImage = new VipsImage(image, metadata);
-        return createVipsMediaObject(vipsImage);
-    }
-}

plugins/snapshot/src/main.ts

@@ -8,9 +8,7 @@ import axios, { AxiosInstance } from "axios";
 import https from 'https';
 import path from 'path';
 import MimeType from 'whatwg-mimetype';
-import { ffmpegFilterImage } from './ffmpeg-image-filter';
-import { ImageReader, ImageWriter } from './image-reader';
-import { sharpFilterImage } from './sharp-image-filter';
+import { ffmpegFilterImage, ffmpegFilterImageBuffer } from './ffmpeg-image-filter';
 
 const { mediaManager, systemManager } = sdk;
 
@@ -301,7 +299,8 @@ class SnapshotMixin extends SettingsMixinDeviceBase<Camera> implements Camera {
                 } : undefined);
                 picture = await this.cropAndScale(picture);
                 if (needSoftwareResize) {
-                    picture = await sharpFilterImage(picture, {
+                    picture = await ffmpegFilterImageBuffer(picture, {
+                        ffmpegPath: await mediaManager.getFFmpegPath(),
                         console: this.debugConsole,
                         resize: options?.picture,
                     });
@@ -353,7 +352,8 @@ class SnapshotMixin extends SettingsMixinDeviceBase<Camera> implements Camera {
         const xmax = Math.max(...this.storageSettings.values.snapshotCropScale.map(([x, y]) => x)) / 100;
         const ymax = Math.max(...this.storageSettings.values.snapshotCropScale.map(([x, y]) => y)) / 100;
 
-        return sharpFilterImage(buffer, {
+        return ffmpegFilterImageBuffer(buffer, {
+            ffmpegPath: await mediaManager.getFFmpegPath(),
             console: this.debugConsole,
             crop: {
                 fractional: true,
@@ -445,7 +445,8 @@ class SnapshotMixin extends SettingsMixinDeviceBase<Camera> implements Camera {
             })
         }
         else {
-            return sharpFilterImage(errorBackground, {
+            return ffmpegFilterImageBuffer(errorBackground, {
+                ffmpegPath: await mediaManager.getFFmpegPath(),
                 console: this.debugConsole,
                 blur: true,
                 brightness: -.2,
@@ -497,7 +498,7 @@ export function parseDims<T extends string>(dict: DimDict<T>) {
     return ret;
 }
 
-class SnapshotPlugin extends AutoenableMixinProvider implements MixinProvider, BufferConverter, Settings, DeviceProvider {
+class SnapshotPlugin extends AutoenableMixinProvider implements MixinProvider, BufferConverter, Settings {
     storageSettings = new StorageSettings(this, {
         debugLogging: {
             title: 'Debug Logging',
@@ -515,37 +516,11 @@ class SnapshotPlugin extends AutoenableMixinProvider implements MixinProvider, B
         process.nextTick(() => {
             sdk.deviceManager.onDevicesChanged({
                 devices: [
-                    {
-                        name: 'Image Reader',
-                        type: ScryptedDeviceType.Builtin,
-                        nativeId: 'reader',
-                        interfaces: [
-                            ScryptedInterface.BufferConverter,
-                        ]
-                    },
-                    {
-                        name: 'Image Writer',
-                        type: ScryptedDeviceType.Builtin,
-                        nativeId: 'writer',
-                        interfaces: [
-                            ScryptedInterface.BufferConverter,
-                        ]
-                    }
                 ]
             })
         })
     }
 
-    async getDevice(nativeId: string): Promise<any> {
-        if (nativeId === 'reader')
-            return new ImageReader('reader')
-        if (nativeId === 'writer')
-            return new ImageWriter('writer')
-    }
-
-    async releaseDevice(id: string, nativeId: string): Promise<void> {
-    }
-
     getSettings(): Promise<Setting[]> {
         return this.storageSettings.getSettings();
     }

plugins/snapshot/src/sharp-image-filter.ts

@@ -1,92 +0,0 @@
-import sharp, { FormatEnum, AvailableFormatInfo } from 'sharp';
-
-export interface SharpImageFilterOptions {
-    console?: Console,
-    blur?: boolean;
-    brightness?: number;
-    text?: {
-        text: string;
-        fontFile: string;
-    };
-
-    resize?: {
-        fractional?: boolean;
-        width?: number;
-        height?: number;
-    };
-
-    crop?: {
-        fractional?: boolean;
-        left: number;
-        top: number;
-        width: number;
-        height: number;
-    };
-
-    format?: keyof FormatEnum | AvailableFormatInfo;
-}
-
-
-export async function sharpFilterImage(inputJpeg: Buffer | string, options: SharpImageFilterOptions) {
-    let image = sharp(inputJpeg, {
-        failOnError: false,
-    });
-    const metadata = await image.metadata();
-    if (options?.crop) {
-        let { left, top, width, height, fractional } = options.crop;
-        if (fractional) {
-            left = Math.floor(left * metadata.width);
-            width = Math.floor(width * metadata.width);
-            top = Math.floor(top * metadata.height);
-            height = Math.floor(height * metadata.height);
-        }
-        image = image.extract({
-            left,
-            top,
-            width,
-            height,
-        });
-    }
-
-    if (options?.resize) {
-        let { width, height, fractional } = options.resize;
-        if (fractional) {
-            if (width)
-                width = Math.floor(width * metadata.width);
-            if (height)
-                height = Math.floor(height * metadata.height);
-        }
-        image = image.resize(width, height);
-    }
-
-    if (options?.brightness) {
-        image = image.modulate({
-            lightness: options.brightness * 100,
-        });
-    }
-
-    if (options?.blur) {
-        image = image.blur(25);
-    }
-
-    if (options?.text) {
-        image = image.composite([
-            {
-                input: {
-                    text: {
-                        rgba: true,
-                        text: `<span foreground="white">${options.text.text}</span>`,
-                        // this is not working?
-                        // font: 'Lato',
-                        // fontfile: options?.text.fontFile,
-                        dpi: metadata.height,
-                    },
-                },
-            }
-        ])
-    }
-
-    image = image.toFormat(options?.format || 'jpg');
-
-    return image.toBuffer();
-}

plugins/tensorflow-lite/download_models.sh

@@ -1,19 +0,0 @@
-#!/bin/sh
-#    Copyright 2019 Google LLC
-#
-#    Licensed under the Apache License, Version 2.0 (the "License");
-#    you may not use this file except in compliance with the License.
-#    You may obtain a copy of the License at
-#
-#        https://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    See the License for the specific language governing permissions and
-#    limitations under the License.
-
-mkdir -p all_models
-wget https://dl.google.com/coral/canned_models/all_models.tar.gz
-tar -C all_models -xvzf all_models.tar.gz
-rm -f all_models.tar.gz

plugins/tensorflow-lite/fs/coco_labels.txt

@@ -1 +0,0 @@
-../all_models/coco_labels.txt

plugins/tensorflow-lite/fs/mobilenet_ssd_v2_coco_quant_postprocess.tflite

@@ -1 +0,0 @@
-../all_models/mobilenet_ssd_v2_coco_quant_postprocess.tflite

plugins/tensorflow-lite/fs/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite

@@ -1 +0,0 @@
-../all_models/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite

plugins/tensorflow-lite/package-lock.json

@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/tensorflow-lite",
-   "version": "0.0.113",
+   "version": "0.1.2",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/tensorflow-lite",
-         "version": "0.0.113",
+         "version": "0.1.2",
          "devDependencies": {
             "@scrypted/sdk": "file:../../sdk"
          }

plugins/tensorflow-lite/package.json

@@ -44,5 +44,5 @@
    "devDependencies": {
       "@scrypted/sdk": "file:../../sdk"
    },
-   "version": "0.0.113"
+   "version": "0.1.2"
 }

plugins/tensorflow-lite/src/detect/__init__.py

@@ -122,6 +122,9 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
     def get_input_details(self) -> Tuple[int, int, int]:
         pass
 
+    def get_input_format(self) -> str:
+        pass
+
     def getModelSettings(self, settings: Any = None) -> list[Setting]:
         return []
 
@@ -131,6 +134,7 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
             'classes': self.getClasses(),
             'triggerClasses': self.getTriggerClasses(),
             'inputSize': self.get_input_details(),
+            'inputFormat': self.get_input_format(),
             'settings': [],
         }
 
@@ -206,7 +210,7 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
     def run_detection_gstsample(self, detection_session: DetectionSession, gst_sample, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
         pass
 
-    async def run_detection_videoframe(self, videoFrame: scrypted_sdk.VideoFrame) -> ObjectsDetected:
+    async def run_detection_videoframe(self, videoFrame: scrypted_sdk.VideoFrame, detection_session: DetectionSession) -> ObjectsDetected:
         pass
 
     async def run_detection_avframe(self, detection_session: DetectionSession, avframe, settings: Any, src_size, convert_to_src_size) -> Tuple[ObjectsDetected, Any]:
@@ -288,17 +292,21 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
     async def generateObjectDetections(self, videoFrames: Any, session: ObjectDetectionGeneratorSession = None) -> Any:
         try:
             videoFrames = await scrypted_sdk.sdk.connectRPCObject(videoFrames)
+            detection_session = self.create_detection_session()
+            detection_session.plugin = self
+            detection_session.settings = session and session.get('settings')
             async for videoFrame in videoFrames:
-               detected = await self.run_detection_videoframe(videoFrame, session and session.get('settings'))
+               detected = await self.run_detection_videoframe(videoFrame, detection_session)
                yield {
                    '__json_copy_serialize_children': True,
                    'detected': detected,
                    'videoFrame': videoFrame,
                }
-        except:
-            raise
         finally:
-            await videoFrames.aclose()
+            try:
+                await videoFrames.aclose()
+            except:
+                pass
 
     async def detectObjects(self, mediaObject: MediaObject, session: ObjectDetectionSession = None, callbacks: ObjectDetectionCallbacks = None) -> ObjectsDetected:
         is_image = mediaObject and (mediaObject.mimeType.startswith('image/') or mediaObject.mimeType.endswith('/x-raw-image'))
@@ -456,7 +464,7 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
 
         return ret
 
-    def detection_event_notified(self, settings: Any):
+    async def detection_event_notified(self, settings: Any):
         pass
 
     async def createMedia(self, data: Any) -> MediaObject:
@@ -527,7 +535,7 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
                         self.invalidateMedia(detection_session, data)
 
                     # asyncio.run_coroutine_threadsafe(, loop = self.loop).result()
-                    self.detection_event_notified(detection_session.settings)
+                    await self.detection_event_notified(detection_session.settings)
 
                 if not detection_session or duration == None:
                     safe_set_result(detection_session.loop,

plugins/tensorflow-lite/src/predict/__init__.py

@@ -8,6 +8,8 @@ from typing import Any, List, Tuple, Mapping
 import asyncio
 import time
 from .rectangle import Rectangle, intersect_area, intersect_rect, to_bounding_box, from_bounding_box, combine_rect
+import urllib.request
+import os
 
 from detect import DetectionSession, DetectPlugin
 
@@ -126,6 +128,17 @@ class PredictPlugin(DetectPlugin, scrypted_sdk.BufferConverter, scrypted_sdk.Set
         loop = asyncio.get_event_loop()
         loop.call_later(4 * 60 * 60, lambda: self.requestRestart())
 
+    def downloadFile(self, url: str, filename: str):
+        filesPath = os.path.join(os.environ['SCRYPTED_PLUGIN_VOLUME'], 'files')
+        fullpath = os.path.join(filesPath, filename)
+        if os.path.isfile(fullpath):
+            return fullpath
+        os.makedirs(filesPath, exist_ok=True)
+        tmp = fullpath + '.tmp'
+        urllib.request.urlretrieve(url, tmp)
+        os.rename(tmp, fullpath)
+        return fullpath
+
     def getClasses(self) -> list[str]:
         return list(self.labels.values())
 
@@ -272,7 +285,8 @@ class PredictPlugin(DetectPlugin, scrypted_sdk.BufferConverter, scrypted_sdk.Set
     async def detect_once(self, input: Image.Image, settings: Any, src_size, cvss) -> ObjectsDetected:
         pass
 
-    async def run_detection_videoframe(self, videoFrame: scrypted_sdk.VideoFrame, settings: Any) -> ObjectsDetected:
+    async def run_detection_videoframe(self, videoFrame: scrypted_sdk.VideoFrame, detection_session: PredictSession) -> ObjectsDetected:
+        settings = detection_session and detection_session.settings
         src_size = videoFrame.width, videoFrame.height
         w, h = self.get_input_size()
         iw, ih = src_size

plugins/tensorflow-lite/src/tflite/__init__.py

@@ -40,8 +40,11 @@ class TensorFlowLitePlugin(PredictPlugin, scrypted_sdk.BufferConverter, scrypted
     def __init__(self, nativeId: str | None = None):
         super().__init__(MIME_TYPE, nativeId=nativeId)
 
-        labels_contents = scrypted_sdk.zip.open(
-            'fs/coco_labels.txt').read().decode('utf8')
+        tfliteFile = self.downloadFile('https://raw.githubusercontent.com/google-coral/test_data/master/ssd_mobilenet_v2_coco_quant_postprocess.tflite', 'ssd_mobilenet_v2_coco_quant_postprocess.tflite')
+        edgetpuFile = self.downloadFile('https://raw.githubusercontent.com/google-coral/test_data/master/ssd_mobilenet_v2_coco_quant_postprocess_edgetpu.tflite', 'ssd_mobilenet_v2_coco_quant_postprocess_edgetpu.tflite')
+        labelsFile = self.downloadFile('https://raw.githubusercontent.com/google-coral/test_data/master/coco_labels.txt', 'coco_labels.txt')
+
+        labels_contents = open(labelsFile, 'r').read()
         self.labels = parse_label_contents(labels_contents)
         self.interpreters = queue.Queue()
         self.interpreter_count = 0
@@ -54,13 +57,11 @@ class TensorFlowLitePlugin(PredictPlugin, scrypted_sdk.BufferConverter, scrypted
             self.edge_tpu_found = str(edge_tpus)
             # todo co-compile
             # https://coral.ai/docs/edgetpu/compiler/#co-compiling-multiple-models
-            model = scrypted_sdk.zip.open(
-                'fs/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite').read()
             # face_model = scrypted_sdk.zip.open(
             #     'fs/mobilenet_ssd_v2_face_quant_postprocess.tflite').read()
             for idx, edge_tpu in enumerate(edge_tpus):
                 try:
-                    interpreter = make_interpreter(model, ":%s" % idx)
+                    interpreter = make_interpreter(edgetpuFile, ":%s" % idx)
                     interpreter.allocate_tensors()
                     _, height, width, channels = interpreter.get_input_details()[
                             0]['shape']
@@ -77,11 +78,9 @@ class TensorFlowLitePlugin(PredictPlugin, scrypted_sdk.BufferConverter, scrypted
         except Exception as e:
             print('unable to use Coral Edge TPU', e)
             self.edge_tpu_found = 'Edge TPU not found'
-            model = scrypted_sdk.zip.open(
-                'fs/mobilenet_ssd_v2_coco_quant_postprocess.tflite').read()
             # face_model = scrypted_sdk.zip.open(
             #     'fs/mobilenet_ssd_v2_face_quant_postprocess.tflite').read()
-            interpreter = tflite.Interpreter(model_content=model)
+            interpreter = tflite.Interpreter(model_path=tfliteFile)
             interpreter.allocate_tensors()
             _, height, width, channels = interpreter.get_input_details()[
                     0]['shape']

sdk/types/scrypted_python/scrypted_sdk/types.py

@@ -233,7 +233,7 @@ class HttpResponseOptions(TypedDict):
 
 class ImageOptions(TypedDict):
     crop: Any
-    format: Any | Any | Any
+    format: Any | Any | Any | Any
     resize: Any
     pass
 
@@ -486,6 +486,7 @@ class ObjectDetectionGeneratorSession(TypedDict):
 
 class ObjectDetectionModel(TypedDict):
     classes: list[str]
+    inputFormat: Any | Any | Any
     inputSize: list[float]
     name: str
     settings: list[Setting]
@@ -693,7 +694,7 @@ class VideoClipOptions(TypedDict):
 
 class VideoFrameGeneratorOptions(TypedDict):
     crop: Any
-    format: Any | Any | Any
+    format: Any | Any | Any | Any
     resize: Any
     pass
 

sdk/types/src/types.input.ts

@@ -1296,6 +1296,7 @@ export interface ObjectDetectionSession extends ObjectDetectionGeneratorSession
 export interface ObjectDetectionModel extends ObjectDetectionTypes {
   name: string;
   inputSize?: number[];
+  inputFormat?: 'gray' | 'rgb' | 'rgba';
   settings: Setting[];
   triggerClasses?: string[];
 }
@@ -1328,7 +1329,7 @@ export interface ImageOptions {
     width?: number,
     height?: number,
   };
-  format?: 'rgba' | 'rgb' | 'jpg';
+  format?: 'gray' | 'rgba' | 'rgb' | 'jpg';
 }
 export interface Image {
   width: number;

server/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@scrypted/server",
-  "version": "0.7.9",
+  "version": "0.7.14",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@scrypted/server",
-      "version": "0.7.9",
+      "version": "0.7.14",
       "license": "ISC",
       "dependencies": {
         "@mapbox/node-pre-gyp": "^1.0.10",

server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@scrypted/server",
-  "version": "0.7.10",
+  "version": "0.7.16",
   "description": "",
   "dependencies": {
     "@mapbox/node-pre-gyp": "^1.0.10",
@@ -67,8 +67,11 @@
     "prebuild": "rimraf dist",
     "build": "tsc --outDir dist",
     "postbuild": "node test/check-build-output.js",
-    "prepublishOnly": "npm version patch && git add package.json && npm run build && git commit -m prepublish",
-    "postpublish": "git tag v$npm_package_version && git push origin v$npm_package_version",
+    "prebeta": "npm version patch && git add package.json && npm run build && git commit -m prebeta",
+    "beta": "npm publish --tag beta",
+    "release": "npm publish",
+    "prerelease": "npm version patch && git add package.json && npm run build && git commit -m prerelease",
+    "postrelease": "git tag v$npm_package_version && git push origin v$npm_package_version",
     "docker": "scripts/github-workflow-publish-docker.sh"
   },
   "author": "",

server/python/plugin_remote.py

@@ -35,25 +35,6 @@ class SystemDeviceState(TypedDict):
     stateTime: int
     value: any
 
-
-class StreamPipeReader:
-    def __init__(self, conn: multiprocessing.connection.Connection) -> None:
-        self.conn = conn
-        self.executor = concurrent.futures.ThreadPoolExecutor()
-
-    def readBlocking(self, n):
-        b = bytes(0)
-        while len(b) < n:
-            self.conn.poll()
-            add = os.read(self.conn.fileno(), n - len(b))
-            if not len(add):
-                raise Exception('unable to read requested bytes')
-            b += add
-        return b
-
-    async def read(self, n):
-        return await asyncio.get_event_loop().run_in_executor(self.executor, lambda: self.readBlocking(n))
-    
 class SystemManager(scrypted_python.scrypted_sdk.types.SystemManager):
     def __init__(self, api: Any, systemState: Mapping[str, Mapping[str, SystemDeviceState]]) -> None:
         super().__init__()
@@ -288,8 +269,9 @@ class PluginRemote:
         clusterSecret = options['clusterSecret']
 
         async def handleClusterClient(reader: asyncio.StreamReader, writer: asyncio.StreamWriter):
+            rpcTransport = rpc_reader.RpcStreamTransport(reader, writer)
             peer: rpc.RpcPeer
-            peer, peerReadLoop = await rpc_reader.prepare_peer_readloop(self.loop, reader = reader, writer = writer)
+            peer, peerReadLoop = await rpc_reader.prepare_peer_readloop(self.loop, rpcTransport)
             async def connectRPCObject(id: str, secret: str):
                 m = hashlib.sha256()
                 m.update(bytes('%s%s' % (clusterPort, clusterSecret), 'utf8'))
@@ -324,7 +306,8 @@ class PluginRemote:
                 async def connectClusterPeer():
                     reader, writer = await asyncio.open_connection(
                         '127.0.0.1', port)
-                    peer, peerReadLoop = await rpc_reader.prepare_peer_readloop(self.loop, reader = reader, writer = writer)
+                    rpcTransport = rpc_reader.RpcStreamTransport(reader, writer)
+                    peer, peerReadLoop = await rpc_reader.prepare_peer_readloop(self.loop, rpcTransport)
                     async def run_loop():
                         try:
                             await peerReadLoop()
@@ -485,9 +468,14 @@ class PluginRemote:
                 schedule_exit_check()
 
                 async def getFork():
-                    reader = StreamPipeReader(parent_conn)
-                    forkPeer, readLoop = await rpc_reader.prepare_peer_readloop(self.loop, reader = reader, writeFd = parent_conn.fileno())
+                    rpcTransport = rpc_reader.RpcConnectionTransport(parent_conn)
+                    forkPeer, readLoop = await rpc_reader.prepare_peer_readloop(self.loop, rpcTransport)
                     forkPeer.peerName = 'thread'
+
+                    async def updateStats(stats):
+                        allMemoryStats[forkPeer] = stats
+                    forkPeer.params['updateStats'] = updateStats
+
                     async def forkReadLoop():
                         try:
                             await readLoop()
@@ -495,8 +483,9 @@ class PluginRemote:
                             # traceback.print_exc()
                             print('fork read loop exited')
                         finally:
+                            allMemoryStats.pop(forkPeer)
                             parent_conn.close()
-                            reader.executor.shutdown()
+                            rpcTransport.executor.shutdown()
                     asyncio.run_coroutine_threadsafe(forkReadLoop(), loop=self.loop)
                     getRemote = await forkPeer.getParam('getRemote')
                     remote: PluginRemote = await getRemote(self.api, self.pluginId, self.hostInfo)
@@ -585,14 +574,18 @@ class PluginRemote:
     async def getServicePort(self, name):
         pass
 
-async def plugin_async_main(loop: AbstractEventLoop, readFd: int = None, writeFd: int = None, reader: asyncio.StreamReader = None, writer: asyncio.StreamWriter = None):
-    peer, readLoop = await rpc_reader.prepare_peer_readloop(loop, readFd=readFd, writeFd=writeFd, reader=reader, writer=writer)
+
+allMemoryStats = {}
+
+async def plugin_async_main(loop: AbstractEventLoop, rpcTransport: rpc_reader.RpcTransport):
+    peer, readLoop = await rpc_reader.prepare_peer_readloop(loop, rpcTransport)
     peer.params['print'] = print
     peer.params['getRemote'] = lambda api, pluginId, hostInfo: PluginRemote(peer, api, pluginId, hostInfo, loop)
 
     async def get_update_stats():
         update_stats = await peer.getParam('updateStats')
         if not update_stats:
+            print('host did not provide update_stats')
             return
 
         def stats_runner():
@@ -608,8 +601,12 @@ async def plugin_async_main(loop: AbstractEventLoop, readFd: int = None, writeFd
                         resource.RUSAGE_SELF).ru_maxrss
                 except:
                     heapTotal = 0
+
+            for _, stats in allMemoryStats.items():
+                ptime += stats['cpu']['user']
+                heapTotal += stats['memoryUsage']['heapTotal']
+
             stats = {
-                'type': 'stats',
                 'cpu': {
                     'user': ptime,
                     'system': 0,
@@ -628,11 +625,11 @@ async def plugin_async_main(loop: AbstractEventLoop, readFd: int = None, writeFd
     try:
         await readLoop()
     finally:
-        if reader and hasattr(reader, 'executor'):
-            r: StreamPipeReader = reader
+        if type(rpcTransport) == rpc_reader.RpcConnectionTransport:
+            r: rpc_reader.RpcConnectionTransport = rpcTransport
             r.executor.shutdown()
 
-def main(readFd: int = None, writeFd: int = None, reader: asyncio.StreamReader = None, writer: asyncio.StreamWriter = None):
+def main(rpcTransport: rpc_reader.RpcTransport):
     loop = asyncio.new_event_loop()
 
     def gc_runner():
@@ -640,10 +637,10 @@ def main(readFd: int = None, writeFd: int = None, reader: asyncio.StreamReader =
         loop.call_later(10, gc_runner)
     gc_runner()
 
-    loop.run_until_complete(plugin_async_main(loop, readFd=readFd, writeFd=writeFd, reader=reader, writer=writer))
+    loop.run_until_complete(plugin_async_main(loop, rpcTransport))
     loop.close()
 
-def plugin_main(readFd: int = None, writeFd: int = None, reader: asyncio.StreamReader = None, writer: asyncio.StreamWriter = None):
+def plugin_main(rpcTransport: rpc_reader.RpcTransport):
     try:
         import gi
         gi.require_version('Gst', '1.0')
@@ -652,18 +649,16 @@ def plugin_main(readFd: int = None, writeFd: int = None, reader: asyncio.StreamR
 
         loop = GLib.MainLoop()
 
-        worker = threading.Thread(target=main, args=(readFd, writeFd, reader, writer), name="asyncio-main")
+        worker = threading.Thread(target=main, args=(rpcTransport,), name="asyncio-main")
         worker.start()
 
         loop.run()
     except:
-        main(readFd=readFd, writeFd=writeFd, reader=reader, writer=writer)
+        main(rpcTransport)
 
 
 def plugin_fork(conn: multiprocessing.connection.Connection):
-    fd = os.dup(conn.fileno())
-    reader = StreamPipeReader(conn)
-    plugin_main(reader=reader, writeFd=fd)
+    plugin_main(rpc_reader.RpcConnectionTransport(conn))
 
 if __name__ == "__main__":
-    plugin_main(3, 4)
+    plugin_main(rpc_reader.RpcFileTransport(3, 4))

server/python/rpc.py

@@ -29,6 +29,8 @@ class RPCResultError(Exception):
     def __init__(self, caught, message):
         self.caught = caught
         self.message = message
+        self.name = None
+        self.stack = None
 
 
 class RpcSerializer:
@@ -121,6 +123,16 @@ class RpcPeer:
         self.killed = False
 
     def __apply__(self, proxyId: str, oneWayMethods: List[str], method: str, args: list):
+        oneway = oneWayMethods and method in oneWayMethods
+
+        if self.killed:
+            future = Future()
+            if oneway:
+                future.set_result(None)
+                return future
+            future.set_exception(RPCResultError(None, 'RpcPeer has been killed (apply) ' + str(method)))
+            return future
+
         serializationContext: Dict = {}
         serializedArgs = []
         for arg in args:
@@ -134,7 +146,7 @@ class RpcPeer:
             'method': method,
         }
 
-        if oneWayMethods and method in oneWayMethods:
+        if oneway:
             rpcApply['oneway'] = True
             self.send(rpcApply, None, serializationContext)
             future = Future()
@@ -472,12 +484,13 @@ class RpcPeer:
             pass
 
     async def createPendingResult(self, cb: Callable[[str, Callable[[Exception], None]], None]):
-        # if (Object.isFrozen(this.pendingResults))
-        #     return Promise.reject(new RPCResultError('RpcPeer has been killed'));
+        future = Future()
+        if self.killed:
+            future.set_exception(RPCResultError(None, 'RpcPeer has been killed (createPendingResult)'))
+            return future
 
         id = str(self.idCounter)
         self.idCounter = self.idCounter + 1
-        future = Future()
         self.pendingResults[id] = future
         await cb(id, lambda e: future.set_exception(RPCResultError(e, None)))
         return await future

server/python/rpc_reader.py

@@ -4,14 +4,14 @@ import asyncio
 import base64
 import json
 import os
-import sys
 import threading
 from asyncio.events import AbstractEventLoop
-from os import sys
-from typing import List
-
+from typing import List, Any
+import multiprocessing.connection
 import aiofiles
 import rpc
+import concurrent.futures
+import json
 
 
 class BufferSerializer(rpc.RpcSerializer):
@@ -36,31 +36,131 @@ class SidebandBufferSerializer(rpc.RpcSerializer):
         buffer = buffers.pop()
         return buffer
 
-async def readLoop(loop, peer: rpc.RpcPeer, reader: asyncio.StreamReader):
+
+class RpcTransport:
+    async def prepare(self):
+        pass
+
+    async def read(self):
+        pass
+
+    def writeBuffer(self, buffer, reject):
+        pass
+
+    def writeJSON(self, json, reject):
+        pass
+
+
+class RpcFileTransport(RpcTransport):
+    reader: asyncio.StreamReader
+
+    def __init__(self, readFd: int, writeFd: int) -> None:
+        super().__init__()
+        self.readFd = readFd
+        self.writeFd = writeFd
+        self.reader = None
+
+    async def prepare(self):
+        await super().prepare()
+        self.reader = await aiofiles.open(self.readFd, mode='rb')
+
+    async def read(self):
+        lengthBytes = await self.reader.read(4)
+        typeBytes = await self.reader.read(1)
+        type = typeBytes[0]
+        length = int.from_bytes(lengthBytes, 'big')
+        data = await self.reader.read(length - 1)
+        if type == 1:
+            return data
+        message = json.loads(data)
+        return message
+
+    def writeMessage(self, type: int, buffer, reject):
+        length = len(buffer) + 1
+        lb = length.to_bytes(4, 'big')
+        try:
+            for b in [lb, bytes([type]), buffer]:
+                os.write(self.writeFd, b)
+        except Exception as e:
+            if reject:
+                reject(e)
+
+    def writeJSON(self, j, reject):
+        return self.writeMessage(0, bytes(json.dumps(j), 'utf8'), reject)
+
+    def writeBuffer(self, buffer, reject):
+        return self.writeMessage(1, buffer, reject)
+
+
+class RpcStreamTransport(RpcTransport):
+    def __init__(self, reader: asyncio.StreamReader, writer: asyncio.StreamWriter) -> None:
+        super().__init__()
+        self.reader = reader
+        self.writer = writer
+
+    async def read(self):
+        lengthBytes = await self.reader.readexactly(4)
+        typeBytes = await self.reader.readexactly(1)
+        type = typeBytes[0]
+        length = int.from_bytes(lengthBytes, 'big')
+        data = await self.reader.readexactly(length - 1)
+        if type == 1:
+            return data
+        message = json.loads(data)
+        return message
+
+    def writeMessage(self, type: int, buffer, reject):
+        length = len(buffer) + 1
+        lb = length.to_bytes(4, 'big')
+        try:
+            for b in [lb, bytes([type]), buffer]:
+                self.writer.write(b)
+        except Exception as e:
+            if reject:
+                reject(e)
+
+    def writeJSON(self, j, reject):
+        return self.writeMessage(0, bytes(json.dumps(j), 'utf8'), reject)
+
+    def writeBuffer(self, buffer, reject):
+        return self.writeMessage(1, buffer, reject)
+
+
+class RpcConnectionTransport(RpcTransport):
+    def __init__(self, connection: multiprocessing.connection.Connection) -> None:
+        super().__init__()
+        self.connection = connection
+        self.executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
+
+    async def read(self):
+        return await asyncio.get_event_loop().run_in_executor(self.executor, lambda: self.connection.recv())
+
+    def writeMessage(self, json, reject):
+        try:
+            self.connection.send(json)
+        except Exception as e:
+            if reject:
+                reject(e)
+
+    def writeJSON(self, json, reject):
+        return self.writeMessage(json, reject)
+
+    def writeBuffer(self, buffer, reject):
+        return self.writeMessage(bytes(buffer), reject)
+
+
+async def readLoop(loop, peer: rpc.RpcPeer, rpcTransport: RpcTransport):
     deserializationContext = {
         'buffers': []
     }
 
-    if isinstance(reader, asyncio.StreamReader):
-        async def read(n):
-            return await reader.readexactly(n)
-    else:
-        async def read(n):
-            return await reader.read(n)
-
-
     while True:
-        lengthBytes = await read(4)
-        typeBytes = await read(1)
-        type = typeBytes[0]
-        length = int.from_bytes(lengthBytes, 'big')
-        data = await read(length - 1)
+        message = await rpcTransport.read()
 
-        if type == 1:
-            deserializationContext['buffers'].append(data)
+        if type(message) != dict:
+            deserializationContext['buffers'].append(message)
             continue
 
-        message = json.loads(data)
         asyncio.run_coroutine_threadsafe(
             peer.handleMessage(message, deserializationContext), loop)
 
@@ -68,46 +168,21 @@ async def readLoop(loop, peer: rpc.RpcPeer, reader: asyncio.StreamReader):
             'buffers': []
         }
 
-async def prepare_peer_readloop(loop: AbstractEventLoop, readFd: int = None, writeFd: int = None, reader: asyncio.StreamReader = None, writer: asyncio.StreamWriter = None):
-    reader = reader or await aiofiles.open(readFd, mode='rb')
+
+async def prepare_peer_readloop(loop: AbstractEventLoop, rpcTransport: RpcTransport):
+    await rpcTransport.prepare()
 
     mutex = threading.Lock()
 
-    if writer:
-        def write(buffers, reject):
-            try:
-                for b in buffers:
-                    writer.write(b)
-            except Exception as e:
-                if reject:
-                    reject(e)
-            return None
-    else:
-        def write(buffers, reject):
-            try:
-                for b in buffers:
-                    os.write(writeFd, b)
-            except Exception as e:
-                if reject:
-                    reject(e)
-
     def send(message, reject=None, serializationContext=None):
         with mutex:
             if serializationContext:
                 buffers = serializationContext.get('buffers', None)
                 if buffers:
                     for buffer in buffers:
-                        length = len(buffer) + 1
-                        lb = length.to_bytes(4, 'big')
-                        type = 1
-                        write([lb, bytes([type]), buffer], reject)
+                        rpcTransport.writeBuffer(buffer, reject)
 
-            jsonString = json.dumps(message)
-            b = bytes(jsonString, 'utf8')
-            length = len(b) + 1
-            lb = length.to_bytes(4, 'big')
-            type = 0
-            write([lb, bytes([type]), b], reject)
+            rpcTransport.writeJSON(message, reject)
 
     peer = rpc.RpcPeer(send)
     peer.nameDeserializerMap['Buffer'] = SidebandBufferSerializer()
@@ -117,7 +192,7 @@ async def prepare_peer_readloop(loop: AbstractEventLoop, readFd: int = None, wri
 
     async def peerReadLoop():
         try:
-            await readLoop(loop, peer, reader)
+            await readLoop(loop, peer, rpcTransport)
         except:
             peer.kill()
             raise