merge with mehek video

1 files changed, 866 insertions, 761 deletions

diff --git a/src/client/views/nodes/VideoBox.tsx b/src/client/views/nodes/VideoBox.tsx
index 680c5f2a9..e833c7e30 100644
--- a/src/client/views/nodes/VideoBox.tsx
+++ b/src/client/views/nodes/VideoBox.tsx
@@ -6,8 +6,9 @@ import { basename } from "path";
 import * as rp from 'request-promise';
 import { Doc, DocListCast, HeightSym, WidthSym } from "../../../fields/Doc";
 import { InkTool } from "../../../fields/InkField";
+import { List } from "../../../fields/List";
 import { Cast, NumCast, StrCast } from "../../../fields/Types";
-import { AudioField, ImageField, RecordingField, VideoField } from "../../../fields/URLField";
+import { AudioField, ImageField, VideoField } from "../../../fields/URLField";
 import { emptyFunction, formatTime, OmitKeys, returnFalse, returnOne, setupMoveUpEvents, Utils } from "../../../Utils";
 import { Docs, DocUtils } from "../../documents/Documents";
 import { DocumentType } from "../../documents/DocumentTypes";
@@ -33,7 +34,6 @@ import { RecordingBox } from "./RecordingBox";
 import { ReplayMovements } from "../../util/ReplayMovements";
 const path = require('path');
 
-
 /**
  * VideoBox
  * Main component: VideoBox.tsx
@@ -77,6 +77,7 @@ export class VideoBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
 
     static _youtubeIframeCounter: number = 0;
     static heightPercent = 80; // height of video relative to videoBox when timeline is open
+    static numThumbnails = 20;
     private _disposers: { [name: string]: IReactionDisposer } = {};
     private _youtubePlayer: YT.Player | undefined = undefined;
     private _videoRef: HTMLVideoElement | null = null; // <video> ref
@@ -87,6 +88,8 @@ export class VideoBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
     private _mainCont: React.RefObject<HTMLDivElement> = React.createRef(); // outermost div
     private _annotationLayer: React.RefObject<HTMLDivElement> = React.createRef();
     private _playRegionTimer: any = null; // timeout for playback
+    private _controlsFadeTimer: any = null; // timeout for controls fade
+
     @observable _stackedTimeline: any; // CollectionStackedTimeline ref
     @observable static _nativeControls: boolean; // default html controls
     @observable _marqueeing: number[] | undefined; // coords for marquee selection
@@ -100,6 +103,9 @@ export class VideoBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
     @observable _finished: boolean = false; // has playback reached end of clip
     @observable _volume: number = 1;
     @observable _muted: boolean = false;
+    @observable _controlsTransform?: { X: number, Y: number };
+    @observable _controlsVisible: boolean = true;
+    @observable _scrubbing: boolean = false;
 
     @computed get links() { return DocListCast(this.dataDoc.links); }
     @computed get heightPercent() { return NumCast(this.layoutDoc._timelineHeightPercent, 100); } // current percent of video relative to VideoBox height
@@ -121,815 +127,914 @@ export class VideoBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProp
     }
 
     // returns the presentation data if it exists, null otherwise
-    @computed get presentation(): Presentation | null {
-            const data = this.dataDoc[this.fieldKey + '-presentation'];
-            return data ? JSON.parse(data) : null;
-      }
-
+    @computed get presentation() {
+        const data = this.dataDoc[this.fieldKey + '-presentation'];
+        return data ? JSON.parse(data) : null;
+    }
 
-      @computed private get timeline() { return this._stackedTimeline; }
-      private get transition() { return this._clicking ? "left 0.5s, width 0.5s, height 0.5s" : ""; } // css transition for hiding/showing timeline
-      public get player(): HTMLVideoElement | null { return this._videoRef; }
+    @computed private get timeline() { return this._stackedTimeline; }
+    private get transition() { return this._clicking ? "left 0.5s, width 0.5s, height 0.5s" : ""; } // css transition for hiding/showing timeline
+    public get player(): HTMLVideoElement | null { return this._videoRef; }
 
 
     componentDidMount() {
-        this._playing = false;
-        
-            this.props.setContentView?.(this); // this tells the DocumentView that this VideoBox is the "content" of the document.  this allows the DocumentView to indirectly call getAnchor() on the VideoBox when making a link.
-            if (this.youtubeVideoId) {
-                  const youtubeaspect = 400 / 315;
-                  const nativeWidth = Doc.NativeWidth(this.layoutDoc);
-                  const nativeHeight = Doc.NativeHeight(this.layoutDoc);
-                  if (!nativeWidth || !nativeHeight) {
-                        if (!nativeWidth) Doc.SetNativeWidth(this.dataDoc, 600);
-                        Doc.SetNativeHeight(this.dataDoc, (nativeWidth || 600) / youtubeaspect);
-                        this.layoutDoc._height = NumCast(this.layoutDoc._width) / youtubeaspect;
-                  }
+        this.props.setContentView?.(this); // this tells the DocumentView that this VideoBox is the "content" of the document.  this allows the DocumentView to indirectly call getAnchor() on the VideoBox when making a link.
+        if (this.youtubeVideoId) {
+            const youtubeaspect = 400 / 315;
+            const nativeWidth = Doc.NativeWidth(this.layoutDoc);
+            const nativeHeight = Doc.NativeHeight(this.layoutDoc);
+            if (!nativeWidth || !nativeHeight) {
+                if (!nativeWidth) Doc.SetNativeWidth(this.dataDoc, 600);
+                Doc.SetNativeHeight(this.dataDoc, (nativeWidth || 600) / youtubeaspect);
+                this.layoutDoc._height = NumCast(this.layoutDoc._width) / youtubeaspect;
             }
-          this.player && this.setPlayheadTime(0);
-          
-          // if presentation data exists, pass it to ReplayMovments
-          if (this.presentation != null) {
-            ReplayMovements.Instance.setVideoBox(this);  
-          }
-      }
-
-      componentWillUnmount() {
+        }
+        this.player && this.setPlayheadTime(0);
+        document.addEventListener("keydown", this.keyEvents, true);
+
+        if (this.presentation) {
+            ReplayMovements.Instance.setVideoBox(this);
+        }
+    }
+
+    componentWillUnmount() {
         this.removeCurrentlyPlaying();
         this.Pause();
-          Object.keys(this._disposers).forEach(d => this._disposers[d]?.());
-          
-          // tell ReplayMovements that this VideoBox is no longer active
-          if (this.presentation != null) {
-            ReplayMovements.Instance.removeVideoBox();  
-          }
-      }
+        Object.keys(this._disposers).forEach(d => this._disposers[d]?.());
+        document.removeEventListener("keydown", this.keyEvents, true);
 
+         if (this.presentation) {
+            ReplayMovements.Instance.removeVideoBox();
+        }
+    }
+
+    // handles key events, when timeline scrubs fade controls
+    @action
+    keyEvents = (e: KeyboardEvent) => {
+        if (
+            // need to include range inputs because after dragging time slider it becomes target element
+            !(e.target instanceof HTMLInputElement && !(e.target.type === "range")) &&
+            this.props.isSelected(true)
+        ) {
+            switch (e.key) {
+                case "ArrowLeft":
+                case "ArrowRight":
+                    clearTimeout(this._controlsFadeTimer);
+                    this._scrubbing = true;
+                    this._controlsFadeTimer = setTimeout(action(() => this._scrubbing = false), 500);
+                    e.stopPropagation();
+                    break;
+            }
+        }
+    }
 
-      // plays video
+    // plays video
     @action public Play = (update: boolean = true) => {
-        // BUGFIXES: only run if video is not already playing & dont set isplaying to true until that async call
-        if (this._playing) return;
-        // requires a promise for native videoplayer to be set to true
-        if (!this.player) this._playing = true;
-            const eleTime = this.player?.currentTime || 0;
-            if (this.timeline) {
-                  let start = eleTime >= this.timeline.trimEnd || eleTime <= this.timeline.trimStart ? this.timeline.trimStart : eleTime;
-
-                  if (this._finished) {
-                    // restarts video if reached end on previous play
-                      this._finished = false;
-                      console.log('trim start', this.timeline.trimStart);
-                        start = this.timeline.trimStart;
-                  }
-
-                  try {
-                        this._audioPlayer && this.player && (this._audioPlayer.currentTime = this.player?.currentTime);
-                        update && this.player && this.playFrom(start, undefined, true);
-                        update && this._audioPlayer?.play();
-                        update && this._youtubePlayer?.playVideo();
-                        this._youtubePlayer && !this._playTimer && (this._playTimer = setInterval(this.updateTimecode, 5));
-                  } catch (e) {
-                        console.log("Video Play Exception:", e);
-                  }
+        if (this._playRegionTimer) return;
+
+        this._playing = true;
+        const eleTime = this.player?.currentTime || 0;
+        if (this.timeline) {
+            let start = eleTime >= this.timeline.trimEnd || eleTime <= this.timeline.trimStart ? this.timeline.trimStart : eleTime;
+
+            if (this._finished) {
+                // restarts video if reached end on previous play
+                this._finished = false;
+                start = this.timeline.trimStart;
             }
-            this.updateTimecode();
-      }
 
-      // goes to time
-      @action public Seek(time: number) {
             try {
-                  this._youtubePlayer?.seekTo(Math.round(time), true);
+                this._audioPlayer && this.player && (this._audioPlayer.currentTime = this.player?.currentTime);
+                update && this.player && this.playFrom(start, undefined, true);
+                update && this._audioPlayer?.play();
+                update && this._youtubePlayer?.playVideo();
+                this._youtubePlayer && !this._playTimer && (this._playTimer = setInterval(this.updateTimecode, 5));
             } catch (e) {
-                  console.log("Video Seek Exception:", e);
-            }
-            this.player && (this.player.currentTime = time);
-            this._audioPlayer && (this._audioPlayer.currentTime = time);
-            // TODO: revisit this and clean it
-            console.log('seek', time);
-            if ((this.player?.currentTime || -1) < this.rawDuration) {
-                  this._finished = false;
+                console.log("Video Play Exception:", e);
             }
-      }
+        }
+        this.updateTimecode();
+    }
+
+    // goes to time
+    @action public Seek(time: number) {
+        try {
+            this._youtubePlayer?.seekTo(Math.round(time), true);
+        } catch (e) {
+            console.log("Video Seek Exception:", e);
+        }
+        this.player && (this.player.currentTime = time);
+        this._audioPlayer && (this._audioPlayer.currentTime = time);
+        // TODO: revisit this and clean it
+        if ((this.player?.currentTime || -1) < this.rawDuration) {
+            this._finished = false;
+        }
+    }
 
-      // pauses video
+    // pauses video
     @action public Pause = (update: boolean = true) => {
-          if (!this._playing) return;
-            this._playing = false;
-            this.removeCurrentlyPlaying();
-            try {
-                  update && this.player?.pause();
-                  update && this._audioPlayer?.pause();
-                  update && this._youtubePlayer?.pauseVideo();
-                  this._youtubePlayer && this._playTimer && clearInterval(this._playTimer);
-                  this._youtubePlayer?.seekTo(this._youtubePlayer?.getCurrentTime(), true);
-            } catch (e) {
-                  console.log("Video Pause Exception:", e);
-            }
-            this._youtubePlayer && SelectionManager.DeselectAll(); // if we don't deselect the player, then we get an annoying YouTube spinner I guess telling us we're paused.
-            this._playTimer = undefined;
-            this.updateTimecode();
-            if (!this._finished) clearTimeout(this._playRegionTimer); // if paused in the middle of playback, prevents restart on next play
-      }
-
-      // toggles video full screen
-      @action public FullScreen = () => {
-            if (document.fullscreenElement === this._contentRef) {
-                  this._fullScreen = false;
-                  this.player && this._contentRef && document.exitFullscreen();
-            }
-            else {
-                  this._fullScreen = true;
-                  this.player && this._contentRef && this._contentRef.requestFullscreen();
+        this._playing = false;
+        this.removeCurrentlyPlaying();
+        try {
+            update && this.player?.pause();
+            update && this._audioPlayer?.pause();
+            update && this._youtubePlayer?.pauseVideo();
+            this._youtubePlayer && this._playTimer && clearInterval(this._playTimer);
+            this._youtubePlayer?.seekTo(this._youtubePlayer?.getCurrentTime(), true);
+        } catch (e) {
+            console.log("Video Pause Exception:", e);
+        }
+        this._youtubePlayer && SelectionManager.DeselectAll(); // if we don't deselect the player, then we get an annoying YouTube spinner I guess telling us we're paused.
+        this._playTimer = undefined;
+        this.updateTimecode();
+        if (!this._finished) {
+            clearTimeout(this._playRegionTimer); // if paused in the middle of playback, prevents restart on next play
+        }
+        this._playRegionTimer = undefined;
+    }
 
-            }
-            try {
-                  this._youtubePlayer && this.props.addDocTab(this.rootDoc, "add");
-            } catch (e) {
-                  console.log("Video FullScreen Exception:", e);
-            }
-      }
+    // toggles video full screen
+    @action public FullScreen = () => {
+        if (document.fullscreenElement === this._contentRef) {
+            this._fullScreen = false;
+            this.player && this._contentRef && document.exitFullscreen();
+        }
+        else {
+            this._fullScreen = true;
+            this.player && this._contentRef && this._contentRef.requestFullscreen();
+        }
+        try {
+            this._youtubePlayer && this.props.addDocTab(this.rootDoc, "add");
+        } catch (e) {
+            console.log("Video FullScreen Exception:", e);
+        }
+    }
 
+    // fades out controls in fullscreen after mouse stops moving
+    @action controlsFade = (e: PointerEvent) => {
+        e.stopPropagation();
+        if (!this._scrubbing) {
+            clearTimeout(this._controlsFadeTimer);
+            this._controlsVisible = true;
+            this._controlsFadeTimer = setTimeout(action(() => this._controlsVisible = false), 3000);
+        }
+    }
 
-      // creates and links snapshot photo of current video frame
-      @action public Snapshot = (downX?: number, downY?: number, cb?: (filename: string, x: number | undefined, y: number | undefined) => void) => {
-            const width = NumCast(this.layoutDoc._width);
-            const canvas = document.createElement('canvas');
-            canvas.width = 640;
-            canvas.height = 640 * Doc.NativeHeight(this.layoutDoc) / (Doc.NativeWidth(this.layoutDoc) || 1);
-            const ctx = canvas.getContext('2d');//draw image to canvas. scale to target dimensions
-            if (ctx) {
-                  this._videoRef && ctx.drawImage(this._videoRef, 0, 0, canvas.width, canvas.height);
-            }
 
-            if (!this._videoRef) {
-                  const b = Docs.Create.LabelDocument({
-                        x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y, 1),
-                        _width: 150, _height: 50, title: (this.layoutDoc._currentTimecode || 0).toString(),
-                        _isLinkButton: true
-                  });
-                  this.props.addDocument?.(b);
-                  DocUtils.MakeLink({ doc: b }, { doc: this.rootDoc }, "video snapshot");
-                  Networking.PostToServer("/youtubeScreenshot", {
-                        id: this.youtubeVideoId,
-                        timecode: this.layoutDoc._currentTimecode
-                  }).then(response => {
-                        const resolved = response?.accessPaths?.agnostic?.client;
-                        if (resolved) {
-                              this.props.removeDocument?.(b);
-                              this.createRealSummaryLink(resolved);
-                        }
-                  });
-            } else {
-                  //convert to desired file format
-                  const dataUrl = canvas.toDataURL('image/png'); // can also use 'image/png'
-                  // if you want to preview the captured image,
-                  const retitled = StrCast(this.rootDoc.title).replace(/[ -\.]/g, "");
-                  const encodedFilename = encodeURIComponent("snapshot" + retitled + "_" + (this.layoutDoc._currentTimecode || 0).toString().replace(/\./, "_"));
-                  const filename = basename(encodedFilename);
-                  VideoBox.convertDataUri(dataUrl, filename).then((returnedFilename: string) =>
-                        returnedFilename && (cb ?? this.createRealSummaryLink)(returnedFilename, downX, downY));
-            }
-      }
-
-      updateIcon = () => {
-            const makeIcon = (returnedfilename: string) => {
-                  this.dataDoc.icon = new ImageField(returnedfilename);
-                  this.dataDoc["icon-nativeWidth"] = this.layoutDoc[WidthSym]();
-                  this.dataDoc["icon-nativeHeight"] = this.layoutDoc[HeightSym]();
-            };
-            this.Snapshot(undefined, undefined, makeIcon);
-      }
-
-      // creates link for snapshot
-      createRealSummaryLink = (imagePath: string, downX?: number, downY?: number) => {
-            const url = !imagePath.startsWith("/") ? Utils.CorsProxy(imagePath) : imagePath;
-            const width = NumCast(this.layoutDoc._width) || 1;
-            const height = NumCast(this.layoutDoc._height);
-            const imageSummary = Docs.Create.ImageDocument(url, {
-                  _nativeWidth: Doc.NativeWidth(this.layoutDoc), _nativeHeight: Doc.NativeHeight(this.layoutDoc),
-                  x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y), _isLinkButton: true,
-                  _width: 150, _height: height / width * 150, title: "--snapshot" + NumCast(this.layoutDoc._currentTimecode) + " image-"
+    // drag controls around window in fulls screen
+    @action controlsDrag = (e: React.PointerEvent) => {
+        e.preventDefault();
+        e.stopPropagation();
+        const eleStyle = getComputedStyle(e.target as Element);
+        this._controlsTransform = { X: parseInt(eleStyle.left), Y: parseInt(eleStyle.top) };
+
+        setupMoveUpEvents(e.target,
+            e,
+            action((e, down, delta) => {
+                if (this._controlsTransform) {
+                    this._controlsTransform.X = Math.max(0, Math.min(delta[0] + this._controlsTransform.X, window.innerWidth));
+                    this._controlsTransform.Y = Math.max(0, Math.min(delta[1] + this._controlsTransform.Y, window.innerHeight));
+                }
+                return false;
+            }),
+            emptyFunction,
+            emptyFunction)
+    }
+
+
+    // creates and links snapshot photo of current video frame
+    @action public Snapshot = (downX?: number, downY?: number, cb?: (filename: string, x: number | undefined, y: number | undefined) => void) => {
+        const width = NumCast(this.layoutDoc._width);
+        const canvas = document.createElement('canvas');
+        canvas.width = 640;
+        canvas.height = 640 * Doc.NativeHeight(this.layoutDoc) / (Doc.NativeWidth(this.layoutDoc) || 1);
+        const ctx = canvas.getContext('2d');//draw image to canvas. scale to target dimensions
+        if (ctx) {
+            this._videoRef && ctx.drawImage(this._videoRef, 0, 0, canvas.width, canvas.height);
+        }
+
+        if (!this._videoRef) {
+            const b = Docs.Create.LabelDocument({
+                x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y, 1),
+                _width: 150, _height: 50, title: (this.layoutDoc._currentTimecode || 0).toString(),
+                _isLinkButton: true
             });
-            Doc.SetNativeWidth(Doc.GetProto(imageSummary), Doc.NativeWidth(this.layoutDoc));
-            Doc.SetNativeHeight(Doc.GetProto(imageSummary), Doc.NativeHeight(this.layoutDoc));
-            this.props.addDocument?.(imageSummary);
-            const link = DocUtils.MakeLink({ doc: imageSummary }, { doc: this.getAnchor() }, "video snapshot");
-            link && (Doc.GetProto(link.anchor2 as Doc).timecodeToHide = NumCast((link.anchor2 as Doc).timecodeToShow) + 3);
-            setTimeout(() =>
-                  (downX !== undefined && downY !== undefined) && DocumentManager.Instance.getFirstDocumentView(imageSummary)?.startDragging(downX, downY, "move", true));
-      }
-
-
-      getAnchor = () => {
-            const timecode = Cast(this.layoutDoc._currentTimecode, "number", null);
-            const marquee = AnchorMenu.Instance.GetAnchor?.();
-            return CollectionStackedTimeline.createAnchor(this.rootDoc, this.dataDoc, this.annotationKey, "_timecodeToShow"/* videoStart */, "_timecodeToHide" /* videoEnd */, timecode ? timecode : undefined, undefined, marquee) || this.rootDoc;
-      }
-
-
-      // sets video info on load
-      videoLoad = action(() => {
-            const aspect = this.player!.videoWidth / this.player!.videoHeight;
-            Doc.SetNativeWidth(this.dataDoc, this.player!.videoWidth);
-            Doc.SetNativeHeight(this.dataDoc, this.player!.videoHeight);
-            this.layoutDoc._height = NumCast(this.layoutDoc._width) / aspect;
-            if (Number.isFinite(this.player!.duration)) {
-                  this.rawDuration = this.player!.duration;
-            } else this.rawDuration = NumCast(this.dataDoc[this.fieldKey + "-duration"]);
-      });
-
-
-      // updates video time
-      @action
-      updateTimecode = (e? : any) => {
-          // BUGFIX: if seeking when paused, no longer finished
-          // ok this is constantly fired all the time
-          if (e && !this._playing && this.player && this.player.paused) {
-              // console.log('updateTimecode: seeking when paused', e);
-              this.player.currentTime = e.target.currentTime;
-              this._finished = false;
-          }
-          this.player && (this.layoutDoc._currentTimecode = this.player.currentTime);
-            try {
-                  this._youtubePlayer && (this.layoutDoc._currentTimecode = this._youtubePlayer.getCurrentTime?.());
-            } catch (e) {
-                  console.log("Video Timecode Exception:", e);
-            }
-      }
-
-
-      // sets video element ref
-      @action
-      setVideoRef = (vref: HTMLVideoElement | null) => {
-            this._videoRef = vref;
-            if (vref) {
-                  this._videoRef!.ontimeupdate = this.updateTimecode;
-                  // @ts-ignore
-                  // vref.onfullscreenchange = action((e) => this._fullScreen = vref.webkitDisplayingFullscreen);
-                  this._disposers.reactionDisposer?.();
-                  this._disposers.reactionDisposer = reaction(() => NumCast(this.layoutDoc._currentTimecode),
-                        time => {
-                              !this._playing && (vref.currentTime = time);
-                              // console.log("vref time = " + vref.currentTime)
-                        }, { fireImmediately: true });
-            }
-      }
-
-      // set ref for div that wraps video and controls for fullscreen
-      @action
-      setContentRef = (cref: HTMLDivElement | null) => {
-            this._contentRef = cref;
-            if (cref) {
-                  cref.onfullscreenchange = action((e) => this._fullScreen = (document.fullscreenElement === cref));
-            }
-      }
-
-
-      // context menu
-      specificContextMenu = (e: React.MouseEvent): void => {
-            const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
-            if (field) {
-                  const url = field.url.href;
-                  const subitems: ContextMenuProps[] = [];
-                  subitems.push({ description: "Full Screen", event: this.FullScreen, icon: "expand" });
-                  subitems.push({ description: "Take Snapshot", event: this.Snapshot, icon: "expand-arrows-alt" });
-                  this.rootDoc.type === DocumentType.SCREENSHOT && subitems.push({
-                        description: "Screen Capture", event: (async () => {
-                              runInAction(() => this._screenCapture = !this._screenCapture);
-                              this._videoRef!.srcObject = !this._screenCapture ? undefined : await (navigator.mediaDevices as any).getDisplayMedia({ video: true });
-                        }), icon: "expand-arrows-alt"
-                  });
-                  subitems.push({ description: (this.layoutDoc.dontAutoFollowLinks ? "" : "Don't") + " follow links when encountered", event: () => this.layoutDoc.dontAutoFollowLinks = !this.layoutDoc.dontAutoFollowLinks, icon: "expand-arrows-alt" });
-                  subitems.push({ description: (this.layoutDoc.dontAutoPlayFollowedLinks ? "" : "Don't") + " play when link is selected", event: () => this.layoutDoc.dontAutoPlayFollowedLinks = !this.layoutDoc.dontAutoPlayFollowedLinks, icon: "expand-arrows-alt" });
-                  subitems.push({ description: (this.layoutDoc.autoPlayAnchors ? "Don't auto play" : "Auto play") + " anchors onClick", event: () => this.layoutDoc.autoPlayAnchors = !this.layoutDoc.autoPlayAnchors, icon: "expand-arrows-alt" });
-                  // subitems.push({ description: "Toggle Native Controls", event: action(() => VideoBox._nativeControls = !VideoBox._nativeControls), icon: "expand-arrows-alt" });
-                  // subitems.push({ description: "Start Trim All", event: () => this.startTrim(TrimScope.All), icon: "expand-arrows-alt" });
-                  // subitems.push({ description: "Start Trim Clip", event: () => this.startTrim(TrimScope.Clip), icon: "expand-arrows-alt" });
-                  // subitems.push({ description: "Stop Trim", event: () => this.finishTrim(), icon: "expand-arrows-alt" });
-                  subitems.push({ description: "Copy path", event: () => { Utils.CopyText(url); }, icon: "expand-arrows-alt" });
-                  // if the videobox was turned from a recording box
-                  if (this.dataDoc[this.fieldKey + "-recorded"] === true) {
-                        subitems.push({
-                              description: "Recreate recording", event: () => {
-                                    this.dataDoc.layout = RecordingBox.LayoutString(this.fieldKey);
-                                    // delete assoicated video data
-                                    this.dataDoc[this.props.fieldKey] = "";
-                                    this.dataDoc[this.fieldKey + "-duration"] = "";
-                                    // delete assoicated presentation data
-                                    this.dataDoc[this.fieldKey + "-presentation"] = "";
-                              }, icon: "expand-arrows-alt"
-                        });
-
-                  }
-                  ContextMenu.Instance.addItem({ description: "Options...", subitems: subitems, icon: "video" });
-            }
-      }
-
-
-      // ref for updating time
-      setAudioRef = (e: HTMLAudioElement | null) => this._audioPlayer = e;
-
-      // renders the video and audio
-      @computed get content() {
-            const field = Cast(this.dataDoc[this.fieldKey], VideoField);
-            const interactive = CurrentUserUtils.SelectedTool !== InkTool.None || !this.props.isSelected() ? "" : "-interactive";
-            const classname = "videoBox-content" + (this._fullScreen ? "-fullScreen" : "") + interactive;
-            return !field ? <div key="loading">Loading</div> :
-                  <div className="videoBox-contentContainer" key="container" style={{ mixBlendMode: "multiply" }}>
-                        <div className={classname} ref={this.setContentRef} onPointerDown={(e) => this._fullScreen && e.stopPropagation()}>
-                              {this.uIButtons}
-                              <video key="video" autoPlay={this._screenCapture} ref={this.setVideoRef} style={this._fullScreen ? this.fullScreenSize() : {}}
-                                    onCanPlay={this.videoLoad}
-                                    controls={VideoBox._nativeControls}
-                                    onPlay={() => this.Play()}
-                                    onSeeked={this.updateTimecode}
-                                    onPause={() => this.Pause() }
-                                    onClick={e => e.preventDefault()}>
-                                    <source src={field.url.href} type="video/mp4" />
-                                    Not supported.
-                              </video>
-                              {!this.audiopath || this.audiopath === field.url.href ? (null) :
-                                    <audio ref={this.setAudioRef} className={`audiobox-control${this.props.isContentActive() ? "-interactive" : ""}`}>
-                                          <source src={this.audiopath} type="audio/mpeg" />
-                                          Not supported.
-                                    </audio>}
-                        </div>
-                  </div>;
-      }
-
-
-      @action youtubeIframeLoaded = (e: any) => {
-            if (!this._youtubeContentCreated) {
-                  this._forceCreateYouTubeIFrame = !this._forceCreateYouTubeIFrame;
-                  return;
-            }
-            else this._youtubeContentCreated = false;
-
-            this.loadYouTube(e.target);
-      }
-
-      loadYouTube = (iframe: any) => {
-            let started = true;
-            const onYoutubePlayerStateChange = (event: any) => runInAction(() => {
-                  if (started && event.data === YT.PlayerState.PLAYING) {
-                        started = false;
-                        this._youtubePlayer?.unMute();
-                        //this.Pause();
-                        return;
-                  }
-                  if (event.data === YT.PlayerState.PLAYING && !this._playing) this.Play(false);
-                  if (event.data === YT.PlayerState.PAUSED && this._playing) this.Pause(false);
+            this.props.addDocument?.(b);
+            DocUtils.MakeLink({ doc: b }, { doc: this.rootDoc }, "video snapshot");
+            Networking.PostToServer("/youtubeScreenshot", {
+                id: this.youtubeVideoId,
+                timecode: this.layoutDoc._currentTimecode
+            }).then(response => {
+                const resolved = response?.accessPaths?.agnostic?.client;
+                if (resolved) {
+                    this.props.removeDocument?.(b);
+                    this.createRealSummaryLink(resolved);
+                }
             });
-            const onYoutubePlayerReady = (event: any) => {
-                  this._disposers.reactionDisposer?.();
-                  this._disposers.youtubeReactionDisposer?.();
-                  this._disposers.reactionDisposer = reaction(() => this.layoutDoc._currentTimecode, () => !this._playing && this.Seek(NumCast(this.layoutDoc._currentTimecode)));
-                  this._disposers.youtubeReactionDisposer = reaction(
-                        () => CurrentUserUtils.SelectedTool === InkTool.None && this.props.isSelected(true) && !SnappingManager.GetIsDragging() && !DocumentDecorations.Instance.Interacting,
-                        (interactive) => iframe.style.pointerEvents = interactive ? "all" : "none", { fireImmediately: true });
-            };
-            if (typeof (YT) === undefined) setTimeout(() => this.loadYouTube(iframe), 100);
-            else {
-                  (YT as any)?.ready(() => {
-                        this._youtubePlayer = new YT.Player(`${this.youtubeVideoId + this._youtubeIframeId}-player`, {
-                              events: {
-                                    'onReady': this.props.dontRegisterView ? undefined : onYoutubePlayerReady,
-                                    'onStateChange': this.props.dontRegisterView ? undefined : onYoutubePlayerStateChange,
-                              }
-                        });
-                  });
-            }
-      }
-
-
-      // for play button
-
-    onPlayDown = () => {
-          console.log('onPlayDown', this._playing);
-            this._playing ? this.Pause() : this.Play();
-      }
-
-      // for fullscreen button
-      onFullDown = (e: React.PointerEvent) => {
-            this.FullScreen();
-            e.stopPropagation();
-            e.preventDefault();
-      }
-
-      // for snapshot button
-      onSnapshotDown = (e: React.PointerEvent) => {
-            setupMoveUpEvents(this, e, (e) => {
-                  this.Snapshot(e.clientX, e.clientY);
-                  return true;
-            }, emptyFunction, () => this.Snapshot());
-      }
-
-      // for show/hide timeline button, transitions between show/hide
-      @action
-      onTimelineHdlDown = (e: React.PointerEvent) => {
-            this._clicking = true;
-            setupMoveUpEvents(this, e,
-                  action(encodeURIComponent => {
-                        this._clicking = false;
-                        if (this.props.isContentActive()) {
-                              // const local = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformPoint(e.clientX, e.clientY);
-                              // this.layoutDoc._timelineHeightPercent = Math.max(0, Math.min(100, local[1] / this.props.PanelHeight() * 100));
-
-                              this.layoutDoc._timelineHeightPercent = 80;
-                        }
-                        return false;
-                  }), emptyFunction,
-                  () => {
-                        this.layoutDoc._timelineHeightPercent = this.heightPercent !== 100 ? 100 : VideoBox.heightPercent;
-                        setTimeout(action(() => this._clicking = false), 500);
-                  }, this.props.isContentActive(), this.props.isContentActive());
-      }
-
-
-      // removes video from currently playing display
-      @action
-      removeCurrentlyPlaying = () => {
-            if (CollectionStackedTimeline.CurrentlyPlaying) {
-                  const index = CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc);
-                  index !== -1 && CollectionStackedTimeline.CurrentlyPlaying.splice(index, 1);
-            }
-      }
+        } else {
+            //convert to desired file format
+            const dataUrl = canvas.toDataURL('image/png'); // can also use 'image/png'
+            // if you want to preview the captured image,
+            const retitled = StrCast(this.rootDoc.title).replace(/[ -\.:]/g, "");
+            const encodedFilename = encodeURIComponent("snapshot" + retitled + "_" + (this.layoutDoc._currentTimecode || 0).toString().replace(/\./, "_"));
+            const filename = basename(encodedFilename);
+            VideoBox.convertDataUri(dataUrl, filename).then((returnedFilename: string) =>
+                returnedFilename && (cb ?? this.createRealSummaryLink)(returnedFilename, downX, downY));
+        }
+    }
+
+    updateIcon = () => {
+        const makeIcon = (returnedfilename: string) => {
+            this.dataDoc.icon = new ImageField(returnedfilename);
+            this.dataDoc["icon-nativeWidth"] = this.layoutDoc[WidthSym]();
+            this.dataDoc["icon-nativeHeight"] = this.layoutDoc[HeightSym]();
+        };
+        this.Snapshot(undefined, undefined, makeIcon);
+    }
+
+    // creates link for snapshot
+    createRealSummaryLink = (imagePath: string, downX?: number, downY?: number) => {
+        const url = !imagePath.startsWith("/") ? Utils.CorsProxy(imagePath) : imagePath;
+        const width = NumCast(this.layoutDoc._width) || 1;
+        const height = NumCast(this.layoutDoc._height);
+        const imageSummary = Docs.Create.ImageDocument(url, {
+            _nativeWidth: Doc.NativeWidth(this.layoutDoc), _nativeHeight: Doc.NativeHeight(this.layoutDoc),
+            x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y), _isLinkButton: true,
+            _width: 150, _height: height / width * 150, title: "--snapshot" + NumCast(this.layoutDoc._currentTimecode) + " image-"
+        });
+        Doc.SetNativeWidth(Doc.GetProto(imageSummary), Doc.NativeWidth(this.layoutDoc));
+        Doc.SetNativeHeight(Doc.GetProto(imageSummary), Doc.NativeHeight(this.layoutDoc));
+        this.props.addDocument?.(imageSummary);
+        const link = DocUtils.MakeLink({ doc: imageSummary }, { doc: this.getAnchor() }, "video snapshot");
+        link && (Doc.GetProto(link.anchor2 as Doc).timecodeToHide = NumCast((link.anchor2 as Doc).timecodeToShow) + 3);
+        setTimeout(() =>
+            (downX !== undefined && downY !== undefined) && DocumentManager.Instance.getFirstDocumentView(imageSummary)?.startDragging(downX, downY, "move", true));
+    }
+
+
+    getAnchor = () => {
+        const timecode = Cast(this.layoutDoc._currentTimecode, "number", null);
+        const marquee = AnchorMenu.Instance.GetAnchor?.();
+        return CollectionStackedTimeline.createAnchor(this.rootDoc, this.dataDoc, this.annotationKey, "_timecodeToShow"/* videoStart */, "_timecodeToHide" /* videoEnd */, timecode ? timecode : undefined, undefined, marquee) || this.rootDoc;
+    }
+
+
+    // sets video info on load
+    videoLoad = action(() => {
+        const aspect = this.player!.videoWidth / this.player!.videoHeight;
+        Doc.SetNativeWidth(this.dataDoc, this.player!.videoWidth);
+        Doc.SetNativeHeight(this.dataDoc, this.player!.videoHeight);
+        this.layoutDoc._height = NumCast(this.layoutDoc._width) / aspect;
+        if (Number.isFinite(this.player!.duration)) {
+            this.rawDuration = this.player!.duration;
+        } else this.rawDuration = NumCast(this.dataDoc[this.fieldKey + "-duration"]);
+    });
 
-      // adds video to currently playing display
-      @action
-      addCurrentlyPlaying = () => {
-            if (!CollectionStackedTimeline.CurrentlyPlaying) {
-                  CollectionStackedTimeline.CurrentlyPlaying = [];
+
+    // updates video time
+    @action
+    updateTimecode = () => {
+        this.player && (this.layoutDoc._currentTimecode = this.player.currentTime);
+        try {
+            this._youtubePlayer && (this.layoutDoc._currentTimecode = this._youtubePlayer.getCurrentTime?.());
+        } catch (e) {
+            console.log("Video Timecode Exception:", e);
+        }
+    }
+
+
+    // extracts video thumbnails and saves them as field of doc
+    getVideoThumbnails = () => {
+        const video = document.createElement('video');
+        const thumbnailPromises: Promise<any>[] = [];
+
+        video.onloadedmetadata = () => {
+            video.currentTime = 0;
+        };
+
+        video.onseeked = () => {
+            const canvas = document.createElement('canvas');
+            canvas.height = video.videoHeight;
+            canvas.width = video.videoWidth;
+            const ctx = canvas.getContext('2d');
+            ctx?.drawImage(video, 0, 0, canvas.width, canvas.height);
+            const imgUrl = canvas.toDataURL();
+            const retitled = StrCast(this.rootDoc.title).replace(/[ -\.:]/g, "");
+            const encodedFilename = encodeURIComponent("thumbnail" + retitled + "_" + video.currentTime.toString().replace(/\./, "_"));
+            const filename = basename(encodedFilename);
+            thumbnailPromises.push(VideoBox.convertDataUri(imgUrl, filename));
+            const newTime = video.currentTime + video.duration / (VideoBox.numThumbnails - 1);
+            if (newTime < video.duration) {
+                video.currentTime = newTime;
             }
-            if (CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc) === -1) {
-                  CollectionStackedTimeline.CurrentlyPlaying.push(this.layoutDoc);
+            else {
+                Promise.all(thumbnailPromises).then(thumbnails => { this.dataDoc.thumbnails = new List<string>(thumbnails); });
             }
-      }
-
-
-      @computed get youtubeContent() {
-            this._youtubeIframeId = VideoBox._youtubeIframeCounter++;
-            this._youtubeContentCreated = this._forceCreateYouTubeIFrame ? true : true;
-            const classname = "videoBox-content-YouTube" + (this._fullScreen ? "-fullScreen" : "");
-            const start = untracked(() => Math.round(NumCast(this.layoutDoc._currentTimecode)));
-            return <iframe key={this._youtubeIframeId} id={`${this.youtubeVideoId + this._youtubeIframeId}-player`}
-                  onPointerLeave={this.updateTimecode}
-                  onLoad={this.youtubeIframeLoaded} className={classname} width={Doc.NativeWidth(this.layoutDoc) || 640} height={Doc.NativeHeight(this.layoutDoc) || 390}
-                  src={`https://www.youtube.com/embed/${this.youtubeVideoId}?enablejsapi=1&rel=0&showinfo=1&autoplay=0&mute=1&start=${start}&modestbranding=1&controls=${VideoBox._nativeControls ? 1 : 0}`} />;
-      }
-
-
-      // for annotating, adds doc with time info
-      @action.bound
-      addDocWithTimecode(doc: Doc | Doc[]): boolean {
-            const docs = doc instanceof Doc ? [doc] : doc;
-            const curTime = NumCast(this.layoutDoc._currentTimecode);
-            docs.forEach(doc => doc._timecodeToHide = (doc._timecodeToShow = curTime) + 1);
-            return this.addDocument(doc);
-      }
-    
+        }
+
+        const field = Cast(this.dataDoc[this.fieldKey], VideoField);
+        field && (video.src = field.url.href);
+    }
+
+
+    // sets video element ref
     @action
-    private setPlaying = (b: boolean) => {
-        this._playing = b;
+    setVideoRef = (vref: HTMLVideoElement | null) => {
+        this._videoRef = vref;
+        if (vref) {
+            this._videoRef!.ontimeupdate = this.updateTimecode;
+            // @ts-ignore
+            // vref.onfullscreenchange = action((e) => this._fullScreen = vref.webkitDisplayingFullscreen);
+            this._disposers.reactionDisposer?.();
+            this._disposers.reactionDisposer = reaction(() => NumCast(this.layoutDoc._currentTimecode),
+                time => !this._playing && (vref.currentTime = time), { fireImmediately: true });
+
+            (!this.dataDoc.thumbnails || this.dataDoc.thumbnails.length != VideoBox.numThumbnails) && this.getVideoThumbnails();
+        }
+    }
+
+    // set ref for div that wraps video and controls for fullscreen
+    @action
+    setContentRef = (cref: HTMLDivElement | null) => {
+        this._contentRef = cref;
+        if (cref) {
+            cref.onfullscreenchange = action((e) => {
+                this._fullScreen = (document.fullscreenElement === cref);
+                this._controlsVisible = true;
+                this._scrubbing = false;
+                clearTimeout(this._controlsFadeTimer);
+                if (this._fullScreen) {
+                    document.addEventListener('pointermove', this.controlsFade);
+                }
+                else {
+                    document.removeEventListener('pointermove', this.controlsFade);
+                }
+            });
+        }
     }
 
 
-      // play back the audio from seekTimeInSeconds, fullPlay tells whether clip is being played to end vs link range
-      @action
-      playFrom = async (seekTimeInSeconds: number, endTime?: number, fullPlay: boolean = false) => {
-            clearTimeout(this._playRegionTimer);
-            if (Number.isNaN(this.player?.duration)) {
-                  setTimeout(() => this.playFrom(seekTimeInSeconds, endTime), 500);
+    // context menu
+    specificContextMenu = (e: React.MouseEvent): void => {
+        const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
+        if (field) {
+            const url = field.url.href;
+            const subitems: ContextMenuProps[] = [];
+            subitems.push({ description: "Full Screen", event: this.FullScreen, icon: "expand" });
+            subitems.push({ description: "Take Snapshot", event: this.Snapshot, icon: "expand-arrows-alt" });
+            this.rootDoc.type === DocumentType.SCREENSHOT && subitems.push({
+                description: "Screen Capture", event: (async () => {
+                    runInAction(() => this._screenCapture = !this._screenCapture);
+                    this._videoRef!.srcObject = !this._screenCapture ? undefined : await (navigator.mediaDevices as any).getDisplayMedia({ video: true });
+                }), icon: "expand-arrows-alt"
+            });
+            subitems.push({ description: (this.layoutDoc.dontAutoFollowLinks ? "" : "Don't") + " follow links when encountered", event: () => this.layoutDoc.dontAutoFollowLinks = !this.layoutDoc.dontAutoFollowLinks, icon: "expand-arrows-alt" });
+            subitems.push({ description: (this.layoutDoc.dontAutoPlayFollowedLinks ? "" : "Don't") + " play when link is selected", event: () => this.layoutDoc.dontAutoPlayFollowedLinks = !this.layoutDoc.dontAutoPlayFollowedLinks, icon: "expand-arrows-alt" });
+            subitems.push({ description: (this.layoutDoc.autoPlayAnchors ? "Don't auto play" : "Auto play") + " anchors onClick", event: () => this.layoutDoc.autoPlayAnchors = !this.layoutDoc.autoPlayAnchors, icon: "expand-arrows-alt" });
+            // subitems.push({ description: "Toggle Native Controls", event: action(() => VideoBox._nativeControls = !VideoBox._nativeControls), icon: "expand-arrows-alt" });
+            // subitems.push({ description: "Start Trim All", event: () => this.startTrim(TrimScope.All), icon: "expand-arrows-alt" });
+            // subitems.push({ description: "Start Trim Clip", event: () => this.startTrim(TrimScope.Clip), icon: "expand-arrows-alt" });
+            // subitems.push({ description: "Stop Trim", event: () => this.finishTrim(), icon: "expand-arrows-alt" });
+            subitems.push({ description: "Copy path", event: () => { Utils.CopyText(url); }, icon: "expand-arrows-alt" });
+            // if the videobox was turned from a recording box
+            if (this.dataDoc[this.fieldKey + "-recorded"] === true) {
+                subitems.push({
+                      description: "Recreate recording", event: () => {
+                            this.dataDoc.layout = RecordingBox.LayoutString(this.fieldKey);
+                            // delete assoicated video data
+                            this.dataDoc[this.props.fieldKey] = "";
+                            this.dataDoc[this.fieldKey + "-duration"] = "";
+                            // delete assoicated presentation data
+                            this.dataDoc[this.fieldKey + "-presentation"] = "";
+                      }, icon: "expand-arrows-alt"
+                });
             }
-            else if (this.player) {
-                  // trimBounds override requested playback bounds
-                  const end = Math.min(this.timeline?.trimEnd ?? this.rawDuration, endTime ?? this.timeline?.trimEnd ?? this.rawDuration);
-                  const start = Math.max(this.timeline?.trimStart ?? 0, seekTimeInSeconds);
-                  const playRegionDuration = end - start;
-                  // checks if times are within clip range
-                if (seekTimeInSeconds >= 0 && (this.timeline?.trimStart || 0) <= end && seekTimeInSeconds <= (this.timeline?.trimEnd || this.rawDuration)) {
-                    this.player.currentTime = start;
-                    this._audioPlayer && (this._audioPlayer.currentTime = seekTimeInSeconds);
-                    // BUGFIX: video.play is async, so we need to wait for it to finish
-                    console.log('playFrom');
-                        this.player.play().then(() => {
-                            this._audioPlayer?.play();
-                            this.setPlaying(true);
-                            this.addCurrentlyPlaying();
-                            this._playRegionTimer = setTimeout(
-                                () => {
-                                    // need to keep track of if end of clip is reached so on next play, clip restarts
-                                    if (fullPlay) {
-                                        this._finished = true;
-                                        // if (this.player) {
-                                        //     this.player.currentTime = 0;
-                                        //     this.updateTimecode();
-                                        // }
-                                        
-                                    }
-                                    // removes from currently playing if playback has reached end of range marker
-                                    else this.removeCurrentlyPlaying();
-                                    this.Pause();
-                                }, playRegionDuration * 1000);
-                        });
-                } else {
-                        this.Pause();
-                  }
+            ContextMenu.Instance.addItem({ description: "Options...", subitems: subitems, icon: "video" });
+        }
+    }
+
+
+    // ref for updating time
+    setAudioRef = (e: HTMLAudioElement | null) => this._audioPlayer = e;
+
+    // renders the video and audio
+    @computed get content() {
+        const field = Cast(this.dataDoc[this.fieldKey], VideoField);
+        const interactive = CurrentUserUtils.ActiveTool !== InkTool.None || !this.props.isSelected() ? "" : "-interactive";
+        const classname = "videoBox-content" + (this._fullScreen ? "-fullScreen" : "") + interactive;
+        const opacity = this._scrubbing ? 0.3 : (this._controlsVisible ? 1 : 0);
+        return !field ? <div key="loading">Loading</div> :
+            <div className="videoBox-contentContainer" key="container" style={{ mixBlendMode: "multiply", cursor: this._fullScreen && !this._controlsVisible ? 'none' : 'pointer' }}>
+                <div className={classname} ref={this.setContentRef} onPointerDown={(e) => this._fullScreen && e.stopPropagation()}>
+                    {this._fullScreen && <div className="videoBox-ui" onPointerDown={this.controlsDrag}
+                        style={{ left: this._controlsTransform && this._controlsTransform.X, top: this._controlsTransform && this._controlsTransform.Y, visibility: this._controlsVisible || this._scrubbing ? 'visible' : 'hidden', opacity: opacity }}>
+                        {this.UIButtons}
+                    </div>}
+                    <video key="video" autoPlay={this._screenCapture} ref={this.setVideoRef} style={this._fullScreen ? this.fullScreenSize() : {}}
+                        onCanPlay={this.videoLoad}
+                        controls={VideoBox._nativeControls}
+                        onPlay={() => this.Play()}
+                        onSeeked={this.updateTimecode}
+                        onPause={() => this.Pause()}
+                        onClick={this._fullScreen ? () => this.playing() ? this.Pause() : this.Play() : e => e.preventDefault()}>
+                        <source src={field.url.href} type="video/mp4" />
+                        Not supported.
+                    </video>
+                    {!this.audiopath || this.audiopath === field.url.href ? (null) :
+                        <audio ref={this.setAudioRef} className={`audiobox-control${this.props.isContentActive() ? "-interactive" : ""}`}>
+                            <source src={this.audiopath} type="audio/mpeg" />
+                            Not supported.
+                        </audio>}
+                </div>
+            </div>;
+    }
+
+
+    @action youtubeIframeLoaded = (e: any) => {
+        if (!this._youtubeContentCreated) {
+            this._forceCreateYouTubeIFrame = !this._forceCreateYouTubeIFrame;
+            return;
+        }
+        else this._youtubeContentCreated = false;
+
+        this.loadYouTube(e.target);
+    }
+
+    loadYouTube = (iframe: any) => {
+        let started = true;
+        const onYoutubePlayerStateChange = (event: any) => runInAction(() => {
+            if (started && event.data === YT.PlayerState.PLAYING) {
+                started = false;
+                this._youtubePlayer?.unMute();
+                //this.Pause();
+                return;
             }
-      }
-
-
-      // ends trim, hides trim controls and displays new clip
-      @undoBatch
-      finishTrim = action(() => {
-            this.Pause();
-            this.setPlayheadTime(Math.max(Math.min(this.timeline?.trimEnd || 0, this.player!.currentTime), this.timeline?.trimStart || 0));
-            this.timeline?.StopTrimming();
-      });
-
-      // displays trim controls to start trimming clip
-      startTrim = (scope: TrimScope) => {
-            this.Pause();
-            this.timeline?.StartTrimming(scope);
-      }
-
-      // for trim button, double click displays full clip, single displays curr trim bounds
-      onClipPointerDown = (e: React.PointerEvent) => {
-            // if timeline isn't shown, show first then trim
-            this.heightPercent >= 100 && this.onTimelineHdlDown(e);
-            this.timeline && setupMoveUpEvents(this, e, returnFalse, returnFalse, action((e: PointerEvent, doubleTap?: boolean) => {
-                  if (doubleTap) {
-                        this.startTrim(TrimScope.All);
-                  } else if (this.timeline) {
+            if (event.data === YT.PlayerState.PLAYING && !this._playing) this.Play(false);
+            if (event.data === YT.PlayerState.PAUSED && this._playing) this.Pause(false);
+        });
+        const onYoutubePlayerReady = (event: any) => {
+            this._disposers.reactionDisposer?.();
+            this._disposers.youtubeReactionDisposer?.();
+            this._disposers.reactionDisposer = reaction(() => this.layoutDoc._currentTimecode, () => !this._playing && this.Seek(NumCast(this.layoutDoc._currentTimecode)));
+            this._disposers.youtubeReactionDisposer = reaction(
+                () => CurrentUserUtils.ActiveTool === InkTool.None && this.props.isSelected(true) && !SnappingManager.GetIsDragging() && !DocumentDecorations.Instance.Interacting,
+                (interactive) => iframe.style.pointerEvents = interactive ? "all" : "none", { fireImmediately: true });
+        };
+        if (typeof (YT) === undefined) setTimeout(() => this.loadYouTube(iframe), 100);
+        else {
+            (YT as any)?.ready(() => {
+                this._youtubePlayer = new YT.Player(`${this.youtubeVideoId + this._youtubeIframeId}-player`, {
+                    events: {
+                        'onReady': this.props.dontRegisterView ? undefined : onYoutubePlayerReady,
+                        'onStateChange': this.props.dontRegisterView ? undefined : onYoutubePlayerStateChange,
+                    }
+                });
+            });
+        }
+    }
+
+
+    // for play button
+    onPlayDown = () => this._playing ? this.Pause() : this.Play();
+
+    // for fullscreen button
+    onFullDown = (e: React.PointerEvent) => {
+        this.FullScreen();
+        e.stopPropagation();
+        e.preventDefault();
+    }
+
+    // for snapshot button
+    onSnapshotDown = (e: React.PointerEvent) => {
+        setupMoveUpEvents(this, e, (e) => {
+            this.Snapshot(e.clientX, e.clientY);
+            return true;
+        }, emptyFunction, () => this.Snapshot());
+    }
+
+    // for show/hide timeline button, transitions between show/hide
+    @action
+    onTimelineHdlDown = (e: React.PointerEvent) => {
+        this._clicking = true;
+        setupMoveUpEvents(this, e,
+            action(encodeURIComponent => {
+                this._clicking = false;
+                if (this.props.isContentActive()) {
+                    // const local = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformPoint(e.clientX, e.clientY);
+                    // this.layoutDoc._timelineHeightPercent = Math.max(0, Math.min(100, local[1] / this.props.PanelHeight() * 100));
+
+                    this.layoutDoc._timelineHeightPercent = 80;
+                }
+                return false;
+            }), emptyFunction,
+            () => {
+                this.layoutDoc._timelineHeightPercent = this.heightPercent !== 100 ? 100 : VideoBox.heightPercent;
+                setTimeout(action(() => this._clicking = false), 500);
+            }, this.props.isContentActive(), this.props.isContentActive());
+    }
+
+
+    // removes video from currently playing display
+    @action
+    removeCurrentlyPlaying = () => {
+        if (CollectionStackedTimeline.CurrentlyPlaying) {
+            const index = CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc);
+            index !== -1 && CollectionStackedTimeline.CurrentlyPlaying.splice(index, 1);
+        }
+    }
+
+    // adds video to currently playing display
+    @action
+    addCurrentlyPlaying = () => {
+        if (!CollectionStackedTimeline.CurrentlyPlaying) {
+            CollectionStackedTimeline.CurrentlyPlaying = [];
+        }
+        if (CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc) === -1) {
+            CollectionStackedTimeline.CurrentlyPlaying.push(this.layoutDoc);
+        }
+    }
+
+
+    @computed get youtubeContent() {
+        this._youtubeIframeId = VideoBox._youtubeIframeCounter++;
+        this._youtubeContentCreated = this._forceCreateYouTubeIFrame ? true : true;
+        const classname = "videoBox-content-YouTube" + (this._fullScreen ? "-fullScreen" : "");
+        const start = untracked(() => Math.round(NumCast(this.layoutDoc._currentTimecode)));
+        return <iframe key={this._youtubeIframeId} id={`${this.youtubeVideoId + this._youtubeIframeId}-player`}
+            onPointerLeave={this.updateTimecode}
+            onLoad={this.youtubeIframeLoaded} className={classname} width={Doc.NativeWidth(this.layoutDoc) || 640} height={Doc.NativeHeight(this.layoutDoc) || 390}
+            src={`https://www.youtube.com/embed/${this.youtubeVideoId}?enablejsapi=1&rel=0&showinfo=1&autoplay=0&mute=1&start=${start}&modestbranding=1&controls=${VideoBox._nativeControls ? 1 : 0}`} />;
+    }
+
+
+    // for annotating, adds doc with time info
+    @action.bound
+    addDocWithTimecode(doc: Doc | Doc[]): boolean {
+        const docs = doc instanceof Doc ? [doc] : doc;
+        const curTime = NumCast(this.layoutDoc._currentTimecode);
+        docs.forEach(doc => doc._timecodeToHide = (doc._timecodeToShow = curTime) + 1);
+        return this.addDocument(doc);
+    }
+
+
+    // play back the audio from seekTimeInSeconds, fullPlay tells whether clip is being played to end vs link range
+    @action
+    playFrom = (seekTimeInSeconds: number, endTime?: number, fullPlay: boolean = false) => {
+        clearTimeout(this._playRegionTimer);
+        this._playRegionTimer = undefined;
+        if (Number.isNaN(this.player?.duration)) {
+            setTimeout(() => this.playFrom(seekTimeInSeconds, endTime), 500);
+        }
+        else if (this.player) {
+            // trimBounds override requested playback bounds
+            const end = Math.min(this.timeline?.trimEnd ?? this.rawDuration, endTime ?? this.timeline?.trimEnd ?? this.rawDuration);
+            const start = Math.max(this.timeline?.trimStart ?? 0, seekTimeInSeconds);
+            const playRegionDuration = end - start;
+            // checks if times are within clip range
+            if (seekTimeInSeconds >= 0 && (this.timeline?.trimStart || 0) <= end && seekTimeInSeconds <= (this.timeline?.trimEnd || this.rawDuration)) {
+                this.player.currentTime = start;
+                this._audioPlayer && (this._audioPlayer.currentTime = seekTimeInSeconds);
+                this.player.play();
+                this._audioPlayer?.play();
+                this._playing = true;
+                this.addCurrentlyPlaying();
+                this._playRegionTimer = setTimeout(
+                    () => {
+                        // need to keep track of if end of clip is reached so on next play, clip restarts
+                        if (fullPlay) this._finished = true;
+                        // removes from currently playing if playback has reached end of range marker
+                        else this.removeCurrentlyPlaying();
                         this.Pause();
-                        this.timeline.IsTrimming !== TrimScope.None ? this.finishTrim() : this.startTrim(TrimScope.Clip);
-                  }
-            }));
-      }
-
-
-      // for volume slider sets volume
-      @action
-      setVolume = (volume: number) => {
-            if (this.player) {
-                  this._volume = volume;
-                  this.player.volume = volume;
-                  if (this._muted) {
-                        this.toggleMute();
-                  }
-            }
-      }
-
-      // toggles video mute
-      @action
-      toggleMute = () => {
-            if (this.player) {
-                  this._muted = !this._muted;
-                  this.player.muted = this._muted;
+                    }, playRegionDuration * 1000);
+            } else {
+                this.Pause();
             }
-      }
+        }
+    }
 
 
-      // stretches vertically or horizontally depending on video orientation so video fits full screen
-      fullScreenSize() {
-            if (this._videoRef && this._videoRef.videoHeight / this._videoRef.videoWidth > 1) {
-                  return { height: "100%" };
+    // ends trim, hides trim controls and displays new clip
+    @undoBatch
+    finishTrim = action(() => {
+        this.Pause();
+        this.setPlayheadTime(Math.max(Math.min(this.timeline?.trimEnd || 0, this.player!.currentTime), this.timeline?.trimStart || 0));
+        this.timeline?.StopTrimming();
+    });
+
+    // displays trim controls to start trimming clip
+    startTrim = (scope: TrimScope) => {
+        this.Pause();
+        this.timeline?.StartTrimming(scope);
+    }
+
+    // for trim button, double click displays full clip, single displays curr trim bounds
+    onClipPointerDown = (e: React.PointerEvent) => {
+        // if timeline isn't shown, show first then trim
+        this.heightPercent >= 100 && this.onTimelineHdlDown(e);
+        this.timeline && setupMoveUpEvents(this, e, returnFalse, returnFalse, action((e: PointerEvent, doubleTap?: boolean) => {
+            if (doubleTap) {
+                this.startTrim(TrimScope.All);
+            } else if (this.timeline) {
+                this.Pause();
+                this.timeline.IsTrimming !== TrimScope.None ? this.finishTrim() : this.startTrim(TrimScope.Clip);
             }
-            else {
-                  return { width: "100%" };
+        }));
+    }
+
+
+    // for volume slider sets volume
+    @action
+    setVolume = (volume: number) => {
+        if (this.player) {
+            this._volume = volume;
+            this.player.volume = volume;
+            if (this._muted) {
+                this.toggleMute();
             }
-      }
+        }
+    }
+
+    // toggles video mute
+    @action
+    toggleMute = () => {
+        if (this.player) {
+            this._muted = !this._muted;
+            this.player.muted = this._muted;
+        }
+    }
+
+
+    // stretches vertically or horizontally depending on video orientation so video fits full screen
+    fullScreenSize() {
+        if (this._videoRef && this._videoRef.videoHeight / this._videoRef.videoWidth > 1) {
+            return { height: "100%" };
+        }
+        else {
+            return { width: "100%" };
+        }
+    }
+
+
+    // for zoom slider, sets timeline waveform zoom
+    zoom = (zoom: number) => {
+        this.timeline?.setZoom(zoom);
+    }
+
+
+    // plays link
+    playLink = (doc: Doc) => {
+        const startTime = Math.max(0, (this._stackedTimeline?.anchorStart(doc) || 0));
+        const endTime = this.timeline?.anchorEnd(doc);
+        if (startTime !== undefined) {
+            if (!this.layoutDoc.dontAutoPlayFollowedLinks) endTime ? this.playFrom(startTime, endTime) : this.playFrom(startTime);
+            else this.Seek(startTime);
+        }
+    }
+
+
+    // starts marquee selection
+    marqueeDown = (e: React.PointerEvent) => {
+        if (!e.altKey && e.button === 0 && this.layoutDoc._viewScale === 1 && this.props.isContentActive(true) && ![InkTool.Highlighter, InkTool.Pen].includes(CurrentUserUtils.ActiveTool)) {
+            setupMoveUpEvents(this, e, action(e => {
+                MarqueeAnnotator.clearAnnotations(this._savedAnnotations);
+                this._marqueeing = [e.clientX, e.clientY];
+                return true;
+            }), returnFalse, () => MarqueeAnnotator.clearAnnotations(this._savedAnnotations), false);
+        }
+    }
+
+    // ends marquee selection
+    @action
+    finishMarquee = () => {
+        this._marqueeing = undefined;
+        this.props.select(true);
+    }
+
+    timelineWhenChildContentsActiveChanged = action((isActive: boolean) => this.props.whenChildContentsActiveChanged(this._isAnyChildContentActive = isActive));
+
+    timelineScreenToLocal = () => this.props.ScreenToLocalTransform().scale(this.scaling()).translate(0, -this.heightPercent / 100 * this.props.PanelHeight());
+
+    setPlayheadTime = (time: number) => this.player!.currentTime = this.layoutDoc._currentTimecode = time;
+
+    timelineHeight = () => this.props.PanelHeight() * (100 - this.heightPercent) / 100;
+
+    playing = () => this._playing;
+
+    contentFunc = () => [this.youtubeVideoId ? this.youtubeContent : this.content];
 
+    scaling = () => this.props.scaling?.() || 1;
 
-      // for zoom slider, sets timeline waveform zoom
-      zoom = (zoom: number) => {
-            this.timeline?.setZoom(zoom);
-      }
+    panelWidth = () => this.props.PanelWidth() * this.heightPercent / 100;
+    panelHeight = () => this.layoutDoc._fitWidth ? this.panelWidth() / (Doc.NativeAspect(this.rootDoc) || 1) : this.props.PanelHeight() * this.heightPercent / 100;
 
+    screenToLocalTransform = () => {
+        const offset = (this.props.PanelWidth() - this.panelWidth()) / 2 / this.scaling();
+        return this.props.ScreenToLocalTransform().translate(-offset, 0).scale(100 / this.heightPercent);
+    }
+
+    marqueeFitScaling = () => (this.props.scaling?.() || 1) * this.heightPercent / 100;
+    marqueeOffset = () => [this.panelWidth() / 2 * (1 - this.heightPercent / 100) / (this.heightPercent / 100), 0];
+
+    timelineDocFilter = () => [`_timelineLabel:true,${Utils.noRecursionHack}:x`];
+
+
+    // renders video controls
+    componentUI = (boundsLeft: number, boundsTop: number) => {
+        const bounds = this.props.docViewPath().lastElement().getBounds();
+        const left = bounds?.left || 0;
+        const right = bounds?.right || 0;
+        const top = bounds?.top || 0;
+        const height = (bounds?.bottom || 0) - top;
+        const width = Math.max(right - left, 100);
+        const uiHeight = Math.max(25, Math.min(50, height / 10));
+        const uiMargin = Math.min(10, height / 20);
+        const vidHeight = height * this.heightPercent / 100;
+        const yPos = top + vidHeight - uiHeight - uiMargin;
+        const xPos = uiHeight / vidHeight > 0.4 ? right + 10 : left + 10;
+        const opacity = this._scrubbing ? 0.3 : (this._controlsVisible ? 1 : 0);
+        return this._fullScreen || (right - left) < 50 ? null : <div className="videoBox-ui-wrapper" style={{ clip: `rect(${boundsTop}px, 10000px, 10000px, ${boundsLeft}px)` }}>
+            <div className="videoBox-ui" style={{ left: xPos, top: yPos, height: uiHeight, width: width - 20, transition: this._clicking ? "top 0.5s" : "", opacity: opacity}}>
+                {this.UIButtons}
+            </div>
+        </div>
+    }
 
-      // plays link
-      playLink = (doc: Doc) => {
-            const startTime = Math.max(0, (this._stackedTimeline?.anchorStart(doc) || 0));
-            const endTime = this.timeline?.anchorEnd(doc);
-            if (startTime !== undefined) {
-                  if (!this.layoutDoc.dontAutoPlayFollowedLinks) endTime ? this.playFrom(startTime, endTime) : this.playFrom(startTime);
-                  else this.Seek(startTime);
+    @computed get UIButtons() {
+        const bounds = this.props.docViewPath().lastElement().getBounds();
+        const width = (bounds?.right || 0) - (bounds?.left || 0);
+        const curTime = NumCast(this.layoutDoc._currentTimecode) - (this.timeline?.clipStart || 0);
+        return <>
+            <div className="videobox-button"
+                title={this._playing ? "play" : "pause"}
+                onPointerDown={this.onPlayDown}>
+                <FontAwesomeIcon icon={this._playing ? "pause" : "play"} />
+            </div>
+
+            {this.timeline && width > 150 && <div className="timecode-controls">
+                <div className="timecode-current">
+                    {formatTime(curTime)}
+                </div>
+
+                {this._fullScreen || (this.heightPercent === 100 && width > 200) ?
+                    <div className="timeline-slider">
+                        <input type="range" step="0.1" min={this.timeline.clipStart} max={this.timeline.clipEnd} value={curTime}
+                            className="toolbar-slider time-progress"
+                            onPointerDown={action((e: React.PointerEvent) => { e.stopPropagation(); this._scrubbing = true;})}
+                            onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setPlayheadTime(Number(e.target.value))}
+                            onPointerUp={action((e: React.PointerEvent) => {e.stopPropagation(); this._scrubbing = false;})}
+                        />
+                    </div>
+                    :
+                    <div>/</div>}
+
+                <div className="timecode-end">
+                    {formatTime(this.timeline.clipDuration)}
+                </div>
+            </div>
             }
-      }
 
+            <div className="videobox-button"
+                title={"full screen"}
+                onPointerDown={this.onFullDown}>
+                <FontAwesomeIcon icon="expand" />
+            </div>
+
+            {
+                !this._fullScreen && width > 300 && <div className="videobox-button"
+                    title={"show timeline"}
+                    onPointerDown={this.onTimelineHdlDown}>
+                    <FontAwesomeIcon icon="eye" />
+                </div>
+            }
 
-      // starts marquee selection
-      marqueeDown = (e: React.PointerEvent) => {
-            if (!e.altKey && e.button === 0 && this.layoutDoc._viewScale === 1 && this.props.isContentActive(true) && ![InkTool.Highlighter, InkTool.Pen].includes(CurrentUserUtils.SelectedTool)) {
-                  setupMoveUpEvents(this, e, action(e => {
-                        MarqueeAnnotator.clearAnnotations(this._savedAnnotations);
-                        this._marqueeing = [e.clientX, e.clientY];
-                        return true;
-                  }), returnFalse, () => MarqueeAnnotator.clearAnnotations(this._savedAnnotations), false);
+            {
+                !this._fullScreen && width > 300 && <div className="videobox-button"
+                    title={this.timeline?.IsTrimming !== TrimScope.None ? "finish trimming" : "start trim"}
+                    onPointerDown={this.onClipPointerDown}>
+                    <FontAwesomeIcon icon={this.timeline?.IsTrimming !== TrimScope.None ? "check" : "cut"} />
+                </div>
             }
-      }
-
-      // ends marquee selection
-      @action
-      finishMarquee = () => {
-            this._marqueeing = undefined;
-            this.props.select(true);
-      }
-
-      timelineWhenChildContentsActiveChanged = action((isActive: boolean) => this.props.whenChildContentsActiveChanged(this._isAnyChildContentActive = isActive));
-
-      timelineScreenToLocal = () => this.props.ScreenToLocalTransform().scale(this.scaling()).translate(0, -this.heightPercent / 100 * this.props.PanelHeight());
-
-      setPlayheadTime = (time: number) => this.player!.currentTime = this.layoutDoc._currentTimecode = time;
-
-      timelineHeight = () => this.props.PanelHeight() * (100 - this.heightPercent) / 100;
-
-      playing = () => this._playing;
-
-      contentFunc = () => [this.youtubeVideoId ? this.youtubeContent : this.content];
-
-      scaling = () => this.props.scaling?.() || 1;
-
-      panelWidth = () => this.props.PanelWidth() * this.heightPercent / 100;
-      panelHeight = () => this.layoutDoc._fitWidth ? this.panelWidth() / (Doc.NativeAspect(this.rootDoc) || 1) : this.props.PanelHeight() * this.heightPercent / 100;
-
-      screenToLocalTransform = () => {
-            const offset = (this.props.PanelWidth() - this.panelWidth()) / 2 / this.scaling();
-            return this.props.ScreenToLocalTransform().translate(-offset, 0).scale(100 / this.heightPercent);
-      }
-
-      marqueeFitScaling = () => (this.props.scaling?.() || 1) * this.heightPercent / 100;
-      marqueeOffset = () => [this.panelWidth() / 2 * (1 - this.heightPercent / 100) / (this.heightPercent / 100), 0];
-
-      timelineDocFilter = () => [`_timelineLabel:true,${Utils.noRecursionHack}:x`];
-
-
-      // renders video controls
-      @computed get uIButtons() {
-            const curTime = NumCast(this.layoutDoc._currentTimecode) - (this.timeline?.clipStart || 0);
-            return <div className="videoBox-ui" style={this._fullScreen || this.heightPercent === 100 ? { fontSize: "40px", minWidth: "80%" } : {}}>
-                  <div className="videobox-button"
-                        title={this._playing ? "play" : "pause"}
-                        onPointerDown={this.onPlayDown}>
-                        <FontAwesomeIcon icon={this._playing ? "pause" : "play"} />
-                  </div>
-
-                  {this.timeline && <div className="timecode-controls">
-                        <div className="timecode-current">
-                              {formatTime(curTime)}
-                        </div>
-
-                        {this._fullScreen || this.heightPercent === 100 ?
-                              <div className="timeline-slider">
-                                    <input type="range" step="0.1" min={this.timeline.clipStart} max={this.timeline.clipEnd} value={curTime}
-                                          className="toolbar-slider time-progress"
-                                          onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
-                                          onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setPlayheadTime(Number(e.target.value))}
-                                    />
-                              </div>
-                              :
-                              <div>/</div>}
-
-                        <div className="timecode-end">
-                              {formatTime(this.timeline.clipDuration)}
-                        </div>
-                  </div>}
-
-                  <div className="videobox-button"
-                        title={"full screen"}
-                        onPointerDown={this.onFullDown}>
-                        <FontAwesomeIcon icon="expand" />
-                  </div>
-
-                  {!this._fullScreen && <div className="videobox-button"
-                        title={"show timeline"}
-                        onPointerDown={this.onTimelineHdlDown}>
-                        <FontAwesomeIcon icon="eye" />
-                  </div>}
-
-                  {!this._fullScreen && <div className="videobox-button"
-                        title={this.timeline?.IsTrimming !== TrimScope.None ? "finish trimming" : "start trim"}
-                        onPointerDown={this.onClipPointerDown}>
-                        <FontAwesomeIcon icon={this.timeline?.IsTrimming !== TrimScope.None ? "check" : "cut"} />
-                  </div>}
-
-                  <div className="videobox-button show-slider"
-                        title={this._muted ? "unmute" : "mute"}
-                        onPointerDown={(e) => { e.stopPropagation(); this.toggleMute(); }}>
-                        <FontAwesomeIcon icon={this._muted ? "volume-mute" : "volume-up"} />
-                  </div>
-                  <input type="range" step="0.1" min="0" max="1" value={this._muted ? 0 : this._volume}
-                        className="toolbar-slider volume"
-                        onPointerDown={(e: React.PointerEvent) => e.stopPropagation()}
-                        onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setVolume(Number(e.target.value))}
-                  />
-
-                  {!this._fullScreen && this.heightPercent !== 100 &&
-                        <>
-                              <div className="videobox-button" title="zoom">
-                                    <FontAwesomeIcon icon="search-plus" />
-                              </div>
-                              <input type="range" step="0.1" min="1" max="5" value={this.timeline?._zoomFactor}
-                                    className="toolbar-slider zoom"
-                                    onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
-                                    onChange={(e: React.ChangeEvent<HTMLInputElement>) => { this.zoom(Number(e.target.value)); }}
-                              />
-                        </>}
-            </div>;
-      }
 
-      // renders CollectionStackedTimeline
-      @computed get renderTimeline() {
-            return <div className="videoBox-stackPanel" style={{ transition: this.transition, height: `${100 - this.heightPercent}%` }}>
-                  <CollectionStackedTimeline ref={action((r: any) => this._stackedTimeline = r)} {...this.props}
-                        fieldKey={this.annotationKey}
-                        dictationKey={this.fieldKey + "-dictation"}
-                        mediaPath={this.audiopath}
+            <div className="videobox-button"
+                title={this._muted ? "unmute" : "mute"}
+                onPointerDown={(e) => { e.stopPropagation(); this.toggleMute(); }}>
+                <FontAwesomeIcon icon={this._muted ? "volume-mute" : "volume-up"} />
+            </div>
+            {
+                width > 300 && <input type="range" style={{ width: `min(25%, 50px)` }} step="0.1" min="0" max="1" value={this._muted ? 0 : this._volume}
+                    className="toolbar-slider volume"
+                    onPointerDown={(e: React.PointerEvent) => e.stopPropagation()}
+                    onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setVolume(Number(e.target.value))}
+                />
+            }
+
+            {
+                !this._fullScreen && this.heightPercent !== 100 && width > 300 &&
+                <>
+                    <div className="videobox-button" title="zoom">
+                        <FontAwesomeIcon icon="search-plus" />
+                    </div>
+                    <input type="range" step="0.1" min="1" max="5" value={this.timeline?._zoomFactor}
+                        className="toolbar-slider zoom"
+                        onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
+                        onChange={(e: React.ChangeEvent<HTMLInputElement>) => { this.zoom(Number(e.target.value)); }}
+                    />
+                </>
+            }
+        </>
+    }
+
+    // renders CollectionStackedTimeline
+    @computed get renderTimeline() {
+        return <div className="videoBox-stackPanel" style={{ transition: this.transition, height: `${100 - this.heightPercent}%` }}>
+            <CollectionStackedTimeline ref={action((r: any) => this._stackedTimeline = r)} {...this.props}
+                fieldKey={this.annotationKey}
+                dictationKey={this.fieldKey + "-dictation"}
+                mediaPath={this.audiopath}
+                renderDepth={this.props.renderDepth + 1}
+                startTag={"_timecodeToShow" /* videoStart */}
+                endTag={"_timecodeToHide" /* videoEnd */}
+                bringToFront={emptyFunction}
+                CollectionView={undefined}
+                playFrom={this.playFrom}
+                setTime={this.setPlayheadTime}
+                playing={this.playing}
+                isAnyChildContentActive={this.isAnyChildContentActive}
+                whenChildContentsActiveChanged={this.timelineWhenChildContentsActiveChanged}
+                moveDocument={this.moveDocument}
+                addDocument={this.addDocument}
+                removeDocument={this.removeDocument}
+                ScreenToLocalTransform={this.timelineScreenToLocal}
+                Play={this.Play}
+                Pause={this.Pause}
+                playLink={this.playLink}
+                PanelHeight={this.timelineHeight}
+                rawDuration={this.rawDuration}
+            />
+        </div>;
+    }
+
+    // renders annotation layer
+    @computed get annotationLayer() {
+        return <div className="videoBox-annotationLayer" style={{ transition: this.transition, height: `${this.heightPercent}%` }} ref={this._annotationLayer} />;
+    }
+
+    savedAnnotations = () => this._savedAnnotations;
+    render() {
+        const borderRad = this.props.styleProvider?.(this.layoutDoc, this.props, StyleProp.BorderRounding);
+        const borderRadius = borderRad?.includes("px") ? `${Number(borderRad.split("px")[0]) / this.scaling()}px` : borderRad;
+        return (<div className="videoBox" onContextMenu={this.specificContextMenu} ref={this._mainCont}
+            style={{
+                pointerEvents: this.layoutDoc._lockedPosition ? "none" : undefined,
+                borderRadius,
+                overflow: this.props.docViewPath?.().slice(-1)[0].fitWidth ? "auto" : undefined
+            }} onWheel={e => { e.stopPropagation(); e.preventDefault(); }}>
+            <div className="videoBox-viewer" onPointerDown={this.marqueeDown} >
+                <div style={{
+                    position: "absolute", transition: this.transition,
+                    width: this.panelWidth(),
+                    height: this.panelHeight(),
+                    top: 0,
+                    left: (this.props.PanelWidth() - this.panelWidth()) / 2
+                }}>
+                    <CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight", "setContentView"]).omit}
                         renderDepth={this.props.renderDepth + 1}
-                        startTag={"_timecodeToShow" /* videoStart */}
-                        endTag={"_timecodeToHide" /* videoEnd */}
-                        bringToFront={emptyFunction}
+                        fieldKey={this.annotationKey}
                         CollectionView={undefined}
-                        playFrom={this.playFrom}
-                        setTime={this.setPlayheadTime}
-                        playing={this.playing}
-                        isAnyChildContentActive={this.isAnyChildContentActive}
-                        whenChildContentsActiveChanged={this.timelineWhenChildContentsActiveChanged}
-                        moveDocument={this.moveDocument}
-                        addDocument={this.addDocument}
+                        isAnnotationOverlay={true}
+                        annotationLayerHostsContent={true}
+                        PanelWidth={this.panelWidth}
+                        PanelHeight={this.panelHeight}
+                        ScreenToLocalTransform={this.screenToLocalTransform}
+                        docFilters={this.timelineDocFilter}
+                        select={emptyFunction}
+                        scaling={returnOne}
+                        whenChildContentsActiveChanged={this.whenChildContentsActiveChanged}
                         removeDocument={this.removeDocument}
-                        ScreenToLocalTransform={this.timelineScreenToLocal}
-                        Play={this.Play}
-                        Pause={this.Pause}
-                        playLink={this.playLink}
-                        PanelHeight={this.timelineHeight}
-                        rawDuration={this.rawDuration}
-                  />
-            </div>;
-      }
-
-      // renders annotation layer
-      @computed get annotationLayer() {
-            return <div className="videoBox-annotationLayer" style={{ transition: this.transition, height: `${this.heightPercent}%` }} ref={this._annotationLayer} />;
-      }
-
-      savedAnnotations = () => this._savedAnnotations;
-      render() {
-            const borderRad = this.props.styleProvider?.(this.layoutDoc, this.props, StyleProp.BorderRounding);
-            const borderRadius = borderRad?.includes("px") ? `${Number(borderRad.split("px")[0]) / this.scaling()}px` : borderRad;
-            return (<div className="videoBox" onContextMenu={this.specificContextMenu} ref={this._mainCont}
-                  style={{
-                        pointerEvents: this.layoutDoc._lockedPosition ? "none" : undefined,
-                        borderRadius,
-                        overflow: this.props.docViewPath?.().slice(-1)[0].fitWidth ? "auto" : undefined
-                  }} onWheel={e => { e.stopPropagation(); e.preventDefault(); }}>
-                  <div className="videoBox-viewer" onPointerDown={this.marqueeDown} >
-                        <div style={{
-                              position: "absolute", transition: this.transition,
-                              width: this.panelWidth(),
-                              height: this.panelHeight(),
-                              top: 0,
-                              left: (this.props.PanelWidth() - this.panelWidth()) / 2
-                        }}>
-                              <CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight", "setContentView"]).omit}
-                                    renderDepth={this.props.renderDepth + 1}
-                                    fieldKey={this.annotationKey}
-                                    CollectionView={undefined}
-                                    isAnnotationOverlay={true}
-                                    annotationLayerHostsContent={true}
-                                    PanelWidth={this.panelWidth}
-                                    PanelHeight={this.panelHeight}
-                                    ScreenToLocalTransform={this.screenToLocalTransform}
-                                    docFilters={this.timelineDocFilter}
-                                    select={emptyFunction}
-                                    scaling={returnOne}
-                                    whenChildContentsActiveChanged={this.whenChildContentsActiveChanged}
-                                    removeDocument={this.removeDocument}
-                                    moveDocument={this.moveDocument}
-                                    addDocument={this.addDocWithTimecode}>
-                                    {this.contentFunc}
-                              </CollectionFreeFormView>
-                        </div>
-                        {this.annotationLayer}
-                        {!this._marqueeing || !this._mainCont.current || !this._annotationLayer.current ? (null) :
-                              <MarqueeAnnotator
-                                    rootDoc={this.rootDoc}
-                                    scrollTop={0}
-                                    down={this._marqueeing}
-                                    scaling={this.marqueeFitScaling}
-                                    docView={this.props.docViewPath().slice(-1)[0]}
-                                    containerOffset={this.marqueeOffset}
-                                    addDocument={this.addDocWithTimecode}
-                                    finishMarquee={this.finishMarquee}
-                                    savedAnnotations={this.savedAnnotations}
-                                    annotationLayer={this._annotationLayer.current}
-                                    mainCont={this._mainCont.current}
-                              />}
-                        {this.renderTimeline}
-                  </div>
-            </div >);
-      }
+                        moveDocument={this.moveDocument}
+                        addDocument={this.addDocWithTimecode}>
+                        {this.contentFunc}
+                    </CollectionFreeFormView>
+                </div>
+                {this.annotationLayer}
+                {!this._marqueeing || !this._mainCont.current || !this._annotationLayer.current ? (null) :
+                    <MarqueeAnnotator
+                        rootDoc={this.rootDoc}
+                        scrollTop={0}
+                        down={this._marqueeing}
+                        scaling={this.marqueeFitScaling}
+                        docView={this.props.docViewPath().slice(-1)[0]}
+                        containerOffset={this.marqueeOffset}
+                        addDocument={this.addDocWithTimecode}
+                        finishMarquee={this.finishMarquee}
+                        savedAnnotations={this.savedAnnotations}
+                        annotationLayer={this._annotationLayer.current}
+                        mainCont={this._mainCont.current}
+                    />}
+                {this.renderTimeline}
+            </div>
+        </div >);
+    }
 }
 
 VideoBox._nativeControls = false;
\ No newline at end of file