| 1 |
- {"ast":null,"code":"import _asyncToGenerator from \"F:/workspace/202226701027/huinongbao-app/node_modules/@babel/runtime/helpers/esm/asyncToGenerator.js\";\nimport { __decorate } from \"../../tslib.es6.js\";\nimport { Observable } from \"../../Misc/observable.js\";\nimport { Tools } from \"../../Misc/tools.js\";\nimport { Logger } from \"../../Misc/logger.js\";\nimport { Texture } from \"../../Materials/Textures/texture.js\";\nimport \"../../Engines/Extensions/engine.videoTexture.js\";\nimport \"../../Engines/Extensions/engine.dynamicTexture.js\";\nimport { serialize } from \"../../Misc/decorators.js\";\nimport { RegisterClass } from \"../../Misc/typeStore.js\";\nfunction removeSource(video) {\n // Remove any <source> elements, etc.\n while (video.firstChild) {\n video.removeChild(video.firstChild);\n }\n // detach srcObject\n video.srcObject = null;\n // Set a blank src (https://html.spec.whatwg.org/multipage/media.html#best-practices-for-authors-using-media-elements)\n video.src = \"\";\n // Prevent non-important errors maybe (https://twitter.com/beraliv/status/1205214277956775936)\n video.removeAttribute(\"src\");\n}\n/**\n * If you want to display a video in your scene, this is the special texture for that.\n * This special texture works similar to other textures, with the exception of a few parameters.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/materials/using/videoTexture\n */\nexport class VideoTexture extends Texture {\n /**\n * Event triggered when a dom action is required by the user to play the video.\n * This happens due to recent changes in browser policies preventing video to auto start.\n */\n get onUserActionRequestedObservable() {\n if (!this._onUserActionRequestedObservable) {\n this._onUserActionRequestedObservable = new Observable();\n }\n return this._onUserActionRequestedObservable;\n }\n _processError(reason) {\n this._errorFound = true;\n if (this._onError) {\n this._onError(reason === null || reason === void 0 ? void 0 : reason.message);\n } else {\n Logger.Error(reason === null || reason === void 0 ? void 0 : reason.message);\n }\n }\n _handlePlay() {\n this._errorFound = false;\n this.video.play().catch(reason => {\n if ((reason === null || reason === void 0 ? void 0 : reason.name) === \"NotAllowedError\") {\n if (this._onUserActionRequestedObservable && this._onUserActionRequestedObservable.hasObservers()) {\n this._onUserActionRequestedObservable.notifyObservers(this);\n return;\n } else if (!this.video.muted) {\n Logger.Warn(\"Unable to autoplay a video with sound. Trying again with muted turned true\");\n this.video.muted = true;\n this._errorFound = false;\n this.video.play().catch(otherReason => {\n this._processError(otherReason);\n });\n return;\n }\n }\n this._processError(reason);\n });\n }\n /**\n * Creates a video texture.\n * If you want to display a video in your scene, this is the special texture for that.\n * This special texture works similar to other textures, with the exception of a few parameters.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/materials/using/videoTexture\n * @param name optional name, will detect from video source, if not defined\n * @param src can be used to provide an url, array of urls or an already setup HTML video element.\n * @param scene is obviously the current scene.\n * @param generateMipMaps can be used to turn on mipmaps (Can be expensive for videoTextures because they are often updated).\n * @param invertY is false by default but can be used to invert video on Y axis\n * @param samplingMode controls the sampling method and is set to TRILINEAR_SAMPLINGMODE by default\n * @param settings allows finer control over video usage\n * @param onError defines a callback triggered when an error occurred during the loading session\n * @param format defines the texture format to use (Engine.TEXTUREFORMAT_RGBA by default)\n */\n constructor(name, src, scene, generateMipMaps = false, invertY = false, samplingMode = Texture.TRILINEAR_SAMPLINGMODE, settings = {}, onError, format = 5) {\n super(null, scene, !generateMipMaps, invertY);\n this._externalTexture = null;\n this._onUserActionRequestedObservable = null;\n this._stillImageCaptured = false;\n this._displayingPosterTexture = false;\n this._frameId = -1;\n this._currentSrc = null;\n this._errorFound = false;\n /**\n * Serialize the flag to define this texture as a video texture\n */\n this.isVideo = true;\n this._resizeInternalTexture = () => {\n var _this$_format;\n // Cleanup the old texture before replacing it\n if (this._texture != null) {\n this._texture.dispose();\n }\n if (!this._getEngine().needPOTTextures || Tools.IsExponentOfTwo(this.video.videoWidth) && Tools.IsExponentOfTwo(this.video.videoHeight)) {\n this.wrapU = Texture.WRAP_ADDRESSMODE;\n this.wrapV = Texture.WRAP_ADDRESSMODE;\n } else {\n this.wrapU = Texture.CLAMP_ADDRESSMODE;\n this.wrapV = Texture.CLAMP_ADDRESSMODE;\n this._generateMipMaps = false;\n }\n this._texture = this._getEngine().createDynamicTexture(this.video.videoWidth, this.video.videoHeight, this._generateMipMaps, this.samplingMode);\n this._texture.format = (_this$_format = this._format) !== null && _this$_format !== void 0 ? _this$_format : 5;\n // Reset the frame ID and update the new texture to ensure it pulls in the current video frame\n this._frameId = -1;\n this._updateInternalTexture();\n };\n this._createInternalTexture = () => {\n if (this._texture != null) {\n if (this._displayingPosterTexture) {\n this._displayingPosterTexture = false;\n } else {\n return;\n }\n }\n this.video.addEventListener(\"resize\", this._resizeInternalTexture);\n this._resizeInternalTexture();\n if (!this.video.autoplay && !this._settings.poster && !this._settings.independentVideoSource) {\n const oldHandler = this.video.onplaying;\n const oldMuted = this.video.muted;\n this.video.muted = true;\n this.video.onplaying = () => {\n this.video.muted = oldMuted;\n this.video.onplaying = oldHandler;\n this._updateInternalTexture();\n if (!this._errorFound) {\n this.video.pause();\n }\n if (this.onLoadObservable.hasObservers()) {\n this.onLoadObservable.notifyObservers(this);\n }\n };\n this._handlePlay();\n } else {\n this._updateInternalTexture();\n if (this.onLoadObservable.hasObservers()) {\n this.onLoadObservable.notifyObservers(this);\n }\n }\n };\n this._reset = () => {\n if (this._texture == null) {\n return;\n }\n if (!this._displayingPosterTexture) {\n this._texture.dispose();\n this._texture = null;\n }\n };\n this._updateInternalTexture = () => {\n if (this._texture == null) {\n return;\n }\n if (this.video.readyState < this.video.HAVE_CURRENT_DATA) {\n return;\n }\n if (this._displayingPosterTexture) {\n return;\n }\n const frameId = this.getScene().getFrameId();\n if (this._frameId === frameId) {\n return;\n }\n this._frameId = frameId;\n this._getEngine().updateVideoTexture(this._texture, this._externalTexture ? this._externalTexture : this.video, this._invertY);\n };\n this._settings = {\n autoPlay: true,\n loop: true,\n autoUpdateTexture: true,\n ...settings\n };\n this._onError = onError;\n this._generateMipMaps = generateMipMaps;\n this._initialSamplingMode = samplingMode;\n this.autoUpdateTexture = this._settings.autoUpdateTexture;\n this._currentSrc = src;\n this.name = name || this._getName(src);\n this.video = this._getVideo(src);\n const engineWebGPU = this._engine;\n const createExternalTexture = engineWebGPU === null || engineWebGPU === void 0 ? void 0 : engineWebGPU.createExternalTexture;\n if (createExternalTexture) {\n this._externalTexture = createExternalTexture.call(engineWebGPU, this.video);\n }\n if (!this._settings.independentVideoSource) {\n if (this._settings.poster) {\n this.video.poster = this._settings.poster;\n }\n if (this._settings.autoPlay !== undefined) {\n this.video.autoplay = this._settings.autoPlay;\n }\n if (this._settings.loop !== undefined) {\n this.video.loop = this._settings.loop;\n }\n if (this._settings.muted !== undefined) {\n this.video.muted = this._settings.muted;\n }\n this.video.setAttribute(\"playsinline\", \"\");\n this.video.addEventListener(\"paused\", this._updateInternalTexture);\n this.video.addEventListener(\"seeked\", this._updateInternalTexture);\n this.video.addEventListener(\"loadeddata\", this._updateInternalTexture);\n this.video.addEventListener(\"emptied\", this._reset);\n if (this._settings.autoPlay) {\n this._handlePlay();\n }\n }\n this._createInternalTextureOnEvent = this._settings.poster && !this._settings.autoPlay ? \"play\" : \"canplay\";\n this.video.addEventListener(this._createInternalTextureOnEvent, this._createInternalTexture);\n this._format = format;\n const videoHasEnoughData = this.video.readyState >= this.video.HAVE_CURRENT_DATA;\n if (this._settings.poster && (!this._settings.autoPlay || !videoHasEnoughData)) {\n this._texture = this._getEngine().createTexture(this._settings.poster, false, !this.invertY, scene);\n this._displayingPosterTexture = true;\n } else if (videoHasEnoughData) {\n this._createInternalTexture();\n }\n }\n /**\n * Get the current class name of the video texture useful for serialization or dynamic coding.\n * @returns \"VideoTexture\"\n */\n getClassName() {\n return \"VideoTexture\";\n }\n _getName(src) {\n if (src instanceof HTMLVideoElement) {\n return src.currentSrc;\n }\n if (typeof src === \"object\") {\n return src.toString();\n }\n return src;\n }\n _getVideo(src) {\n if (src.isNative) {\n return src;\n }\n if (src instanceof HTMLVideoElement) {\n Tools.SetCorsBehavior(src.currentSrc, src);\n return src;\n }\n const video = document.createElement(\"video\");\n if (typeof src === \"string\") {\n Tools.SetCorsBehavior(src, video);\n video.src = src;\n } else {\n Tools.SetCorsBehavior(src[0], video);\n src.forEach(url => {\n const source = document.createElement(\"source\");\n source.src = url;\n video.appendChild(source);\n });\n }\n this.onDisposeObservable.addOnce(() => {\n removeSource(video);\n });\n return video;\n }\n /**\n * @internal Internal method to initiate `update`.\n */\n _rebuild() {\n this.update();\n }\n /**\n * Update Texture in the `auto` mode. Does not do anything if `settings.autoUpdateTexture` is false.\n */\n update() {\n if (!this.autoUpdateTexture) {\n // Expecting user to call `updateTexture` manually\n return;\n }\n this.updateTexture(true);\n }\n /**\n * Update Texture in `manual` mode. Does not do anything if not visible or paused.\n * @param isVisible Visibility state, detected by user using `scene.getActiveMeshes()` or otherwise.\n */\n updateTexture(isVisible) {\n if (!isVisible) {\n return;\n }\n if (this.video.paused && this._stillImageCaptured) {\n return;\n }\n this._stillImageCaptured = true;\n this._updateInternalTexture();\n }\n /**\n * Get the underlying external texture (if supported by the current engine, else null)\n */\n get externalTexture() {\n return this._externalTexture;\n }\n /**\n * Change video content. Changing video instance or setting multiple urls (as in constructor) is not supported.\n * @param url New url.\n */\n updateURL(url) {\n this.video.src = url;\n this._currentSrc = url;\n }\n /**\n * Clones the texture.\n * @returns the cloned texture\n */\n clone() {\n return new VideoTexture(this.name, this._currentSrc, this.getScene(), this._generateMipMaps, this.invertY, this.samplingMode, this._settings);\n }\n /**\n * Dispose the texture and release its associated resources.\n */\n dispose() {\n var _this$_externalTextur;\n super.dispose();\n this._currentSrc = null;\n if (this._onUserActionRequestedObservable) {\n this._onUserActionRequestedObservable.clear();\n this._onUserActionRequestedObservable = null;\n }\n this.video.removeEventListener(this._createInternalTextureOnEvent, this._createInternalTexture);\n if (!this._settings.independentVideoSource) {\n this.video.removeEventListener(\"paused\", this._updateInternalTexture);\n this.video.removeEventListener(\"seeked\", this._updateInternalTexture);\n this.video.removeEventListener(\"loadeddata\", this._updateInternalTexture);\n this.video.removeEventListener(\"emptied\", this._reset);\n this.video.removeEventListener(\"resize\", this._resizeInternalTexture);\n this.video.pause();\n }\n (_this$_externalTextur = this._externalTexture) === null || _this$_externalTextur === void 0 || _this$_externalTextur.dispose();\n }\n /**\n * Creates a video texture straight from a stream.\n * @param scene Define the scene the texture should be created in\n * @param stream Define the stream the texture should be created from\n * @param constraints video constraints\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n * @returns The created video texture as a promise\n */\n static CreateFromStreamAsync(scene, stream, constraints, invertY = true) {\n const video = scene.getEngine().createVideoElement(constraints);\n if (scene.getEngine()._badOS) {\n // Yes... I know and I hope to remove it soon...\n document.body.appendChild(video);\n video.style.transform = \"scale(0.0001, 0.0001)\";\n video.style.opacity = \"0\";\n video.style.position = \"fixed\";\n video.style.bottom = \"0px\";\n video.style.right = \"0px\";\n }\n video.setAttribute(\"autoplay\", \"\");\n video.setAttribute(\"muted\", \"true\");\n video.setAttribute(\"playsinline\", \"\");\n video.muted = true;\n if (video.isNative) {\n // No additional configuration needed for native\n } else {\n if (typeof video.srcObject == \"object\") {\n video.srcObject = stream;\n } else {\n // older API. See https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL#using_object_urls_for_media_streams\n video.src = window.URL && window.URL.createObjectURL(stream);\n }\n }\n return new Promise(resolve => {\n const onPlaying = () => {\n const videoTexture = new VideoTexture(\"video\", video, scene, true, invertY, undefined, undefined, undefined, 4);\n if (scene.getEngine()._badOS) {\n videoTexture.onDisposeObservable.addOnce(() => {\n video.remove();\n });\n }\n videoTexture.onDisposeObservable.addOnce(() => {\n removeSource(video);\n });\n resolve(videoTexture);\n video.removeEventListener(\"playing\", onPlaying);\n };\n video.addEventListener(\"playing\", onPlaying);\n video.play();\n });\n }\n /**\n * Creates a video texture straight from your WebCam video feed.\n * @param scene Define the scene the texture should be created in\n * @param constraints Define the constraints to use to create the web cam feed from WebRTC\n * @param audioConstaints Define the audio constraints to use to create the web cam feed from WebRTC\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n * @returns The created video texture as a promise\n */\n static CreateFromWebCamAsync(scene, constraints, audioConstaints = false, invertY = true) {\n var _this = this;\n return _asyncToGenerator(function* () {\n if (navigator.mediaDevices) {\n const stream = yield navigator.mediaDevices.getUserMedia({\n video: constraints,\n audio: audioConstaints\n });\n const videoTexture = yield _this.CreateFromStreamAsync(scene, stream, constraints, invertY);\n videoTexture.onDisposeObservable.addOnce(() => {\n stream.getTracks().forEach(track => {\n track.stop();\n });\n });\n return videoTexture;\n }\n return Promise.reject(\"No support for userMedia on this device\");\n })();\n }\n /**\n * Creates a video texture straight from your WebCam video feed.\n * @param scene Defines the scene the texture should be created in\n * @param onReady Defines a callback to triggered once the texture will be ready\n * @param constraints Defines the constraints to use to create the web cam feed from WebRTC\n * @param audioConstaints Defines the audio constraints to use to create the web cam feed from WebRTC\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n */\n static CreateFromWebCam(scene, onReady, constraints, audioConstaints = false, invertY = true) {\n this.CreateFromWebCamAsync(scene, constraints, audioConstaints, invertY).then(function (videoTexture) {\n if (onReady) {\n onReady(videoTexture);\n }\n }).catch(function (err) {\n Logger.Error(err.name);\n });\n }\n}\n__decorate([serialize(\"settings\")], VideoTexture.prototype, \"_settings\", void 0);\n__decorate([serialize(\"src\")], VideoTexture.prototype, \"_currentSrc\", void 0);\n__decorate([serialize()], VideoTexture.prototype, \"isVideo\", void 0);\nTexture._CreateVideoTexture = (name, src, scene, generateMipMaps = false, invertY = false, samplingMode = Texture.TRILINEAR_SAMPLINGMODE, settings = {}, onError, format = 5) => {\n return new VideoTexture(name, src, scene, generateMipMaps, invertY, samplingMode, settings, onError, format);\n};\n// Some exporters relies on Tools.Instantiate\nRegisterClass(\"BABYLON.VideoTexture\", VideoTexture);","map":{"version":3,"names":["__decorate","Observable","Tools","Logger","Texture","serialize","RegisterClass","removeSource","video","firstChild","removeChild","srcObject","src","removeAttribute","VideoTexture","onUserActionRequestedObservable","_onUserActionRequestedObservable","_processError","reason","_errorFound","_onError","message","Error","_handlePlay","play","catch","name","hasObservers","notifyObservers","muted","Warn","otherReason","constructor","scene","generateMipMaps","invertY","samplingMode","TRILINEAR_SAMPLINGMODE","settings","onError","format","_externalTexture","_stillImageCaptured","_displayingPosterTexture","_frameId","_currentSrc","isVideo","_resizeInternalTexture","_this$_format","_texture","dispose","_getEngine","needPOTTextures","IsExponentOfTwo","videoWidth","videoHeight","wrapU","WRAP_ADDRESSMODE","wrapV","CLAMP_ADDRESSMODE","_generateMipMaps","createDynamicTexture","_format","_updateInternalTexture","_createInternalTexture","addEventListener","autoplay","_settings","poster","independentVideoSource","oldHandler","onplaying","oldMuted","pause","onLoadObservable","_reset","readyState","HAVE_CURRENT_DATA","frameId","getScene","getFrameId","updateVideoTexture","_invertY","autoPlay","loop","autoUpdateTexture","_initialSamplingMode","_getName","_getVideo","engineWebGPU","_engine","createExternalTexture","call","undefined","setAttribute","_createInternalTextureOnEvent","videoHasEnoughData","createTexture","getClassName","HTMLVideoElement","currentSrc","toString","isNative","SetCorsBehavior","document","createElement","forEach","url","source","appendChild","onDisposeObservable","addOnce","_rebuild","update","updateTexture","isVisible","paused","externalTexture","updateURL","clone","_this$_externalTextur","clear","removeEventListener","CreateFromStreamAsync","stream","constraints","getEngine","createVideoElement","_badOS","body","style","transform","opacity","position","bottom","right","window","URL","createObjectURL","Promise","resolve","onPlaying","videoTexture","remove","CreateFromWebCamAsync","audioConstaints","_this","_asyncToGenerator","navigator","mediaDevices","getUserMedia","audio","getTracks","track","stop","reject","CreateFromWebCam","onReady","then","err","prototype","_CreateVideoTexture"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Materials/Textures/videoTexture.js"],"sourcesContent":["import { __decorate } from \"../../tslib.es6.js\";\nimport { Observable } from \"../../Misc/observable.js\";\nimport { Tools } from \"../../Misc/tools.js\";\nimport { Logger } from \"../../Misc/logger.js\";\nimport { Texture } from \"../../Materials/Textures/texture.js\";\n\nimport \"../../Engines/Extensions/engine.videoTexture.js\";\nimport \"../../Engines/Extensions/engine.dynamicTexture.js\";\nimport { serialize } from \"../../Misc/decorators.js\";\nimport { RegisterClass } from \"../../Misc/typeStore.js\";\nfunction removeSource(video) {\n // Remove any <source> elements, etc.\n while (video.firstChild) {\n video.removeChild(video.firstChild);\n }\n // detach srcObject\n video.srcObject = null;\n // Set a blank src (https://html.spec.whatwg.org/multipage/media.html#best-practices-for-authors-using-media-elements)\n video.src = \"\";\n // Prevent non-important errors maybe (https://twitter.com/beraliv/status/1205214277956775936)\n video.removeAttribute(\"src\");\n}\n/**\n * If you want to display a video in your scene, this is the special texture for that.\n * This special texture works similar to other textures, with the exception of a few parameters.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/materials/using/videoTexture\n */\nexport class VideoTexture extends Texture {\n /**\n * Event triggered when a dom action is required by the user to play the video.\n * This happens due to recent changes in browser policies preventing video to auto start.\n */\n get onUserActionRequestedObservable() {\n if (!this._onUserActionRequestedObservable) {\n this._onUserActionRequestedObservable = new Observable();\n }\n return this._onUserActionRequestedObservable;\n }\n _processError(reason) {\n this._errorFound = true;\n if (this._onError) {\n this._onError(reason?.message);\n }\n else {\n Logger.Error(reason?.message);\n }\n }\n _handlePlay() {\n this._errorFound = false;\n this.video.play().catch((reason) => {\n if (reason?.name === \"NotAllowedError\") {\n if (this._onUserActionRequestedObservable && this._onUserActionRequestedObservable.hasObservers()) {\n this._onUserActionRequestedObservable.notifyObservers(this);\n return;\n }\n else if (!this.video.muted) {\n Logger.Warn(\"Unable to autoplay a video with sound. Trying again with muted turned true\");\n this.video.muted = true;\n this._errorFound = false;\n this.video.play().catch((otherReason) => {\n this._processError(otherReason);\n });\n return;\n }\n }\n this._processError(reason);\n });\n }\n /**\n * Creates a video texture.\n * If you want to display a video in your scene, this is the special texture for that.\n * This special texture works similar to other textures, with the exception of a few parameters.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/materials/using/videoTexture\n * @param name optional name, will detect from video source, if not defined\n * @param src can be used to provide an url, array of urls or an already setup HTML video element.\n * @param scene is obviously the current scene.\n * @param generateMipMaps can be used to turn on mipmaps (Can be expensive for videoTextures because they are often updated).\n * @param invertY is false by default but can be used to invert video on Y axis\n * @param samplingMode controls the sampling method and is set to TRILINEAR_SAMPLINGMODE by default\n * @param settings allows finer control over video usage\n * @param onError defines a callback triggered when an error occurred during the loading session\n * @param format defines the texture format to use (Engine.TEXTUREFORMAT_RGBA by default)\n */\n constructor(name, src, scene, generateMipMaps = false, invertY = false, samplingMode = Texture.TRILINEAR_SAMPLINGMODE, settings = {}, onError, format = 5) {\n super(null, scene, !generateMipMaps, invertY);\n this._externalTexture = null;\n this._onUserActionRequestedObservable = null;\n this._stillImageCaptured = false;\n this._displayingPosterTexture = false;\n this._frameId = -1;\n this._currentSrc = null;\n this._errorFound = false;\n /**\n * Serialize the flag to define this texture as a video texture\n */\n this.isVideo = true;\n this._resizeInternalTexture = () => {\n // Cleanup the old texture before replacing it\n if (this._texture != null) {\n this._texture.dispose();\n }\n if (!this._getEngine().needPOTTextures || (Tools.IsExponentOfTwo(this.video.videoWidth) && Tools.IsExponentOfTwo(this.video.videoHeight))) {\n this.wrapU = Texture.WRAP_ADDRESSMODE;\n this.wrapV = Texture.WRAP_ADDRESSMODE;\n }\n else {\n this.wrapU = Texture.CLAMP_ADDRESSMODE;\n this.wrapV = Texture.CLAMP_ADDRESSMODE;\n this._generateMipMaps = false;\n }\n this._texture = this._getEngine().createDynamicTexture(this.video.videoWidth, this.video.videoHeight, this._generateMipMaps, this.samplingMode);\n this._texture.format = this._format ?? 5;\n // Reset the frame ID and update the new texture to ensure it pulls in the current video frame\n this._frameId = -1;\n this._updateInternalTexture();\n };\n this._createInternalTexture = () => {\n if (this._texture != null) {\n if (this._displayingPosterTexture) {\n this._displayingPosterTexture = false;\n }\n else {\n return;\n }\n }\n this.video.addEventListener(\"resize\", this._resizeInternalTexture);\n this._resizeInternalTexture();\n if (!this.video.autoplay && !this._settings.poster && !this._settings.independentVideoSource) {\n const oldHandler = this.video.onplaying;\n const oldMuted = this.video.muted;\n this.video.muted = true;\n this.video.onplaying = () => {\n this.video.muted = oldMuted;\n this.video.onplaying = oldHandler;\n this._updateInternalTexture();\n if (!this._errorFound) {\n this.video.pause();\n }\n if (this.onLoadObservable.hasObservers()) {\n this.onLoadObservable.notifyObservers(this);\n }\n };\n this._handlePlay();\n }\n else {\n this._updateInternalTexture();\n if (this.onLoadObservable.hasObservers()) {\n this.onLoadObservable.notifyObservers(this);\n }\n }\n };\n this._reset = () => {\n if (this._texture == null) {\n return;\n }\n if (!this._displayingPosterTexture) {\n this._texture.dispose();\n this._texture = null;\n }\n };\n this._updateInternalTexture = () => {\n if (this._texture == null) {\n return;\n }\n if (this.video.readyState < this.video.HAVE_CURRENT_DATA) {\n return;\n }\n if (this._displayingPosterTexture) {\n return;\n }\n const frameId = this.getScene().getFrameId();\n if (this._frameId === frameId) {\n return;\n }\n this._frameId = frameId;\n this._getEngine().updateVideoTexture(this._texture, this._externalTexture ? this._externalTexture : this.video, this._invertY);\n };\n this._settings = {\n autoPlay: true,\n loop: true,\n autoUpdateTexture: true,\n ...settings,\n };\n this._onError = onError;\n this._generateMipMaps = generateMipMaps;\n this._initialSamplingMode = samplingMode;\n this.autoUpdateTexture = this._settings.autoUpdateTexture;\n this._currentSrc = src;\n this.name = name || this._getName(src);\n this.video = this._getVideo(src);\n const engineWebGPU = this._engine;\n const createExternalTexture = engineWebGPU?.createExternalTexture;\n if (createExternalTexture) {\n this._externalTexture = createExternalTexture.call(engineWebGPU, this.video);\n }\n if (!this._settings.independentVideoSource) {\n if (this._settings.poster) {\n this.video.poster = this._settings.poster;\n }\n if (this._settings.autoPlay !== undefined) {\n this.video.autoplay = this._settings.autoPlay;\n }\n if (this._settings.loop !== undefined) {\n this.video.loop = this._settings.loop;\n }\n if (this._settings.muted !== undefined) {\n this.video.muted = this._settings.muted;\n }\n this.video.setAttribute(\"playsinline\", \"\");\n this.video.addEventListener(\"paused\", this._updateInternalTexture);\n this.video.addEventListener(\"seeked\", this._updateInternalTexture);\n this.video.addEventListener(\"loadeddata\", this._updateInternalTexture);\n this.video.addEventListener(\"emptied\", this._reset);\n if (this._settings.autoPlay) {\n this._handlePlay();\n }\n }\n this._createInternalTextureOnEvent = this._settings.poster && !this._settings.autoPlay ? \"play\" : \"canplay\";\n this.video.addEventListener(this._createInternalTextureOnEvent, this._createInternalTexture);\n this._format = format;\n const videoHasEnoughData = this.video.readyState >= this.video.HAVE_CURRENT_DATA;\n if (this._settings.poster && (!this._settings.autoPlay || !videoHasEnoughData)) {\n this._texture = this._getEngine().createTexture(this._settings.poster, false, !this.invertY, scene);\n this._displayingPosterTexture = true;\n }\n else if (videoHasEnoughData) {\n this._createInternalTexture();\n }\n }\n /**\n * Get the current class name of the video texture useful for serialization or dynamic coding.\n * @returns \"VideoTexture\"\n */\n getClassName() {\n return \"VideoTexture\";\n }\n _getName(src) {\n if (src instanceof HTMLVideoElement) {\n return src.currentSrc;\n }\n if (typeof src === \"object\") {\n return src.toString();\n }\n return src;\n }\n _getVideo(src) {\n if (src.isNative) {\n return src;\n }\n if (src instanceof HTMLVideoElement) {\n Tools.SetCorsBehavior(src.currentSrc, src);\n return src;\n }\n const video = document.createElement(\"video\");\n if (typeof src === \"string\") {\n Tools.SetCorsBehavior(src, video);\n video.src = src;\n }\n else {\n Tools.SetCorsBehavior(src[0], video);\n src.forEach((url) => {\n const source = document.createElement(\"source\");\n source.src = url;\n video.appendChild(source);\n });\n }\n this.onDisposeObservable.addOnce(() => {\n removeSource(video);\n });\n return video;\n }\n /**\n * @internal Internal method to initiate `update`.\n */\n _rebuild() {\n this.update();\n }\n /**\n * Update Texture in the `auto` mode. Does not do anything if `settings.autoUpdateTexture` is false.\n */\n update() {\n if (!this.autoUpdateTexture) {\n // Expecting user to call `updateTexture` manually\n return;\n }\n this.updateTexture(true);\n }\n /**\n * Update Texture in `manual` mode. Does not do anything if not visible or paused.\n * @param isVisible Visibility state, detected by user using `scene.getActiveMeshes()` or otherwise.\n */\n updateTexture(isVisible) {\n if (!isVisible) {\n return;\n }\n if (this.video.paused && this._stillImageCaptured) {\n return;\n }\n this._stillImageCaptured = true;\n this._updateInternalTexture();\n }\n /**\n * Get the underlying external texture (if supported by the current engine, else null)\n */\n get externalTexture() {\n return this._externalTexture;\n }\n /**\n * Change video content. Changing video instance or setting multiple urls (as in constructor) is not supported.\n * @param url New url.\n */\n updateURL(url) {\n this.video.src = url;\n this._currentSrc = url;\n }\n /**\n * Clones the texture.\n * @returns the cloned texture\n */\n clone() {\n return new VideoTexture(this.name, this._currentSrc, this.getScene(), this._generateMipMaps, this.invertY, this.samplingMode, this._settings);\n }\n /**\n * Dispose the texture and release its associated resources.\n */\n dispose() {\n super.dispose();\n this._currentSrc = null;\n if (this._onUserActionRequestedObservable) {\n this._onUserActionRequestedObservable.clear();\n this._onUserActionRequestedObservable = null;\n }\n this.video.removeEventListener(this._createInternalTextureOnEvent, this._createInternalTexture);\n if (!this._settings.independentVideoSource) {\n this.video.removeEventListener(\"paused\", this._updateInternalTexture);\n this.video.removeEventListener(\"seeked\", this._updateInternalTexture);\n this.video.removeEventListener(\"loadeddata\", this._updateInternalTexture);\n this.video.removeEventListener(\"emptied\", this._reset);\n this.video.removeEventListener(\"resize\", this._resizeInternalTexture);\n this.video.pause();\n }\n this._externalTexture?.dispose();\n }\n /**\n * Creates a video texture straight from a stream.\n * @param scene Define the scene the texture should be created in\n * @param stream Define the stream the texture should be created from\n * @param constraints video constraints\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n * @returns The created video texture as a promise\n */\n static CreateFromStreamAsync(scene, stream, constraints, invertY = true) {\n const video = scene.getEngine().createVideoElement(constraints);\n if (scene.getEngine()._badOS) {\n // Yes... I know and I hope to remove it soon...\n document.body.appendChild(video);\n video.style.transform = \"scale(0.0001, 0.0001)\";\n video.style.opacity = \"0\";\n video.style.position = \"fixed\";\n video.style.bottom = \"0px\";\n video.style.right = \"0px\";\n }\n video.setAttribute(\"autoplay\", \"\");\n video.setAttribute(\"muted\", \"true\");\n video.setAttribute(\"playsinline\", \"\");\n video.muted = true;\n if (video.isNative) {\n // No additional configuration needed for native\n }\n else {\n if (typeof video.srcObject == \"object\") {\n video.srcObject = stream;\n }\n else {\n // older API. See https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL#using_object_urls_for_media_streams\n video.src = window.URL && window.URL.createObjectURL(stream);\n }\n }\n return new Promise((resolve) => {\n const onPlaying = () => {\n const videoTexture = new VideoTexture(\"video\", video, scene, true, invertY, undefined, undefined, undefined, 4);\n if (scene.getEngine()._badOS) {\n videoTexture.onDisposeObservable.addOnce(() => {\n video.remove();\n });\n }\n videoTexture.onDisposeObservable.addOnce(() => {\n removeSource(video);\n });\n resolve(videoTexture);\n video.removeEventListener(\"playing\", onPlaying);\n };\n video.addEventListener(\"playing\", onPlaying);\n video.play();\n });\n }\n /**\n * Creates a video texture straight from your WebCam video feed.\n * @param scene Define the scene the texture should be created in\n * @param constraints Define the constraints to use to create the web cam feed from WebRTC\n * @param audioConstaints Define the audio constraints to use to create the web cam feed from WebRTC\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n * @returns The created video texture as a promise\n */\n static async CreateFromWebCamAsync(scene, constraints, audioConstaints = false, invertY = true) {\n if (navigator.mediaDevices) {\n const stream = await navigator.mediaDevices.getUserMedia({\n video: constraints,\n audio: audioConstaints,\n });\n const videoTexture = await this.CreateFromStreamAsync(scene, stream, constraints, invertY);\n videoTexture.onDisposeObservable.addOnce(() => {\n stream.getTracks().forEach((track) => {\n track.stop();\n });\n });\n return videoTexture;\n }\n return Promise.reject(\"No support for userMedia on this device\");\n }\n /**\n * Creates a video texture straight from your WebCam video feed.\n * @param scene Defines the scene the texture should be created in\n * @param onReady Defines a callback to triggered once the texture will be ready\n * @param constraints Defines the constraints to use to create the web cam feed from WebRTC\n * @param audioConstaints Defines the audio constraints to use to create the web cam feed from WebRTC\n * @param invertY Defines if the video should be stored with invert Y set to true (true by default)\n */\n static CreateFromWebCam(scene, onReady, constraints, audioConstaints = false, invertY = true) {\n this.CreateFromWebCamAsync(scene, constraints, audioConstaints, invertY)\n .then(function (videoTexture) {\n if (onReady) {\n onReady(videoTexture);\n }\n })\n .catch(function (err) {\n Logger.Error(err.name);\n });\n }\n}\n__decorate([\n serialize(\"settings\")\n], VideoTexture.prototype, \"_settings\", void 0);\n__decorate([\n serialize(\"src\")\n], VideoTexture.prototype, \"_currentSrc\", void 0);\n__decorate([\n serialize()\n], VideoTexture.prototype, \"isVideo\", void 0);\nTexture._CreateVideoTexture = (name, src, scene, generateMipMaps = false, invertY = false, samplingMode = 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