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@meframe/core
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@meframe/core - npm Package Compare versions
+1
-0
@@ -13,3 +13,4 @@ /** | ||
| export { setupCanvasDPI, createHiDPICanvas, checkCanvasDPI } from './utils/canvas-utils'; | ||
| export { BrowserCompatibilityError } from './utils/errors'; | ||
| export declare const VERSION = "0.0.1"; | ||
| //# sourceMappingURL=index.d.ts.map |
@@ -1,1 +0,1 @@ | ||
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| {"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAAA;;;GAGG;AAGH,OAAO,EAAE,OAAO,EAAE,MAAM,WAAW,CAAC;AACpC,YAAY,EAAE,aAAa,EAAE,YAAY,EAAE,MAAM,SAAS,CAAC;AAC3D,OAAO,EAAE,YAAY,EAAE,MAAM,gBAAgB,CAAC;AAG9C,OAAO,EAAE,gBAAgB,EAAE,MAAM,0BAA0B,CAAC;AAC5D,YAAY,EACV,oBAAoB,EACpB,gBAAgB,EAChB,UAAU,EACV,MAAM,EACN,KAAK,EACL,IAAI,EACJ,QAAQ,EACR,MAAM,EACN,UAAU,EACV,UAAU,EACV,eAAe,EACf,iBAAiB,EACjB,WAAW,GACZ,MAAM,eAAe,CAAC;AAGvB,YAAY,EAAE,WAAW,EAAE,UAAU,EAAE,MAAM,eAAe,CAAC;AAG7D,YAAY,EAAE,MAAM,EAAE,UAAU,EAAE,MAAM,iBAAiB,CAAC;AAG1D,OAAO,EAAE,cAAc,EAAE,iBAAiB,EAAE,cAAc,EAAE,MAAM,sBAAsB,CAAC;AAEzF,OAAO,EAAE,yBAAyB,EAAE,MAAM,gBAAgB,CAAC;AAG3D,eAAO,MAAM,OAAO,UAAU,CAAC"} |
+2
-0
@@ -5,4 +5,6 @@ import { Meframe } from "./Meframe.js"; | ||
| import { checkCanvasDPI, createHiDPICanvas, setupCanvasDPI } from "./utils/canvas-utils.js"; | ||
| import { BrowserCompatibilityError } from "./utils/errors.js"; | ||
| const VERSION = "0.0.1"; | ||
| export { | ||
| BrowserCompatibilityError, | ||
| CompositionModel, | ||
@@ -9,0 +11,0 @@ Meframe, |
@@ -1,1 +0,1 @@ | ||
| {"version":3,"file":"index.js","sources":["../src/index.ts"],"sourcesContent":["/**\n * @meframe/core-next - Next generation media processing framework\n * Based on WebCodecs API for high-performance video/audio processing\n */\n\n// Core exports\nexport { Meframe } from './Meframe';\nexport type { MeframeConfig, MeframeState } from './types';\nexport { MeframeEvent } from './event/events';\n\n// Model exports\nexport { CompositionModel } from './model/CompositionModel';\nexport type {\n CompositionModelData,\n CompositionPatch,\n DirtyRange,\n TimeUs,\n Track,\n Clip,\n Resource,\n Effect,\n Transition,\n Attachment,\n AnimationEffect,\n AnimationKeyframe,\n Transform2D,\n} from './model/types';\n\n// Cache exports\nexport type { CacheConfig, CacheStats } from './cache/types';\n\n// Plugin exports\nexport type { Plugin, PluginHook } from './plugins/types';\n\n// Utility exports\nexport { setupCanvasDPI, createHiDPICanvas, checkCanvasDPI } from './utils/canvas-utils';\n\n// Re-export version\nexport const VERSION = '0.0.1';\n"],"names":[],"mappings":";;;;AAsCO,MAAM,UAAU;"} | ||
| {"version":3,"file":"index.js","sources":["../src/index.ts"],"sourcesContent":["/**\n * @meframe/core-next - Next generation media processing framework\n * Based on WebCodecs API for high-performance video/audio processing\n */\n\n// Core exports\nexport { Meframe } from './Meframe';\nexport type { MeframeConfig, MeframeState } from './types';\nexport { MeframeEvent } from './event/events';\n\n// Model exports\nexport { CompositionModel } from './model/CompositionModel';\nexport type {\n CompositionModelData,\n CompositionPatch,\n DirtyRange,\n TimeUs,\n Track,\n Clip,\n Resource,\n Effect,\n Transition,\n Attachment,\n AnimationEffect,\n AnimationKeyframe,\n Transform2D,\n} from './model/types';\n\n// Cache exports\nexport type { CacheConfig, CacheStats } from './cache/types';\n\n// Plugin exports\nexport type { Plugin, PluginHook } from './plugins/types';\n\n// Utility exports\nexport { setupCanvasDPI, createHiDPICanvas, checkCanvasDPI } from './utils/canvas-utils';\n\nexport { BrowserCompatibilityError } from './utils/errors';\n\n// Re-export version\nexport const VERSION = '0.0.1';\n"],"names":[],"mappings":";;;;;AAwCO,MAAM,UAAU;"} |
@@ -8,2 +8,3 @@ import { MeframeConfig, ResolvedConfig, MeframeState, ExportOptions } from './types'; | ||
| import { EventPayloadMap } from './event/events'; | ||
| import { checkBrowserCompatibility } from './utils/platform-utils'; | ||
@@ -26,2 +27,7 @@ export declare class Meframe { | ||
| private canvas?; | ||
| /** | ||
| * Check if current browser is compatible with Meframe | ||
| * Returns compatibility info including browser name, version, and missing features | ||
| */ | ||
| static checkCompatibility(): ReturnType<typeof checkBrowserCompatibility>; | ||
| private constructor(); | ||
@@ -48,3 +54,3 @@ /** | ||
| startPreview(options?: { | ||
| canvas?: HTMLCanvasElement | OffscreenCanvas; | ||
| canvas?: HTMLCanvasElement; | ||
| startUs?: TimeUs; | ||
@@ -51,0 +57,0 @@ autoStart?: boolean; |
@@ -1,1 +0,1 @@ | ||
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+13
-0
@@ -10,2 +10,4 @@ import { CompositionModel } from "./model/CompositionModel.js"; | ||
| import { MeframeEvent } from "./event/events.js"; | ||
| import { checkBrowserCompatibility } from "./utils/platform-utils.js"; | ||
| import { BrowserCompatibilityError } from "./utils/errors.js"; | ||
| class Meframe { | ||
@@ -27,2 +29,9 @@ /** Current state - managed internally via setState() */ | ||
| canvas; | ||
| /** | ||
| * Check if current browser is compatible with Meframe | ||
| * Returns compatibility info including browser name, version, and missing features | ||
| */ | ||
| static checkCompatibility() { | ||
| return checkBrowserCompatibility(); | ||
| } | ||
| constructor(config) { | ||
@@ -47,2 +56,6 @@ this.config = config; | ||
| static async create(config = {}) { | ||
| const compatibility = checkBrowserCompatibility(); | ||
| if (!compatibility.webCodecsAvailable || !compatibility.opfsAvailable) { | ||
| throw new BrowserCompatibilityError(compatibility); | ||
| } | ||
| const resolvedConfig = await loadConfig({ override: config }); | ||
@@ -49,0 +62,0 @@ const instance = new Meframe(resolvedConfig); |
@@ -1,1 +0,1 @@ | ||
| {"version":3,"file":"Meframe.js","sources":["../src/Meframe.ts"],"sourcesContent":["/**\n * Meframe - Main entry point for the media processing framework\n */\n\nimport type { MeframeConfig, ResolvedConfig, MeframeState, ExportOptions } from './types';\nimport type { CompositionModelData, CompositionPatch, TimeUs } from './model/types';\nimport type { PreviewHandle } from './controllers/types';\nimport type { Plugin } from './plugins/types';\nimport { CompositionModel } from './model/CompositionModel';\nimport { loadConfig } from './config';\nimport { Orchestrator } from './orchestrator/Orchestrator';\nimport { PlaybackController } from './controllers/PlaybackController';\nimport { ExportController } from './controllers/ExportController';\nimport { PluginManager } from './plugins/PluginManager';\nimport { EventBus } from './event/EventBus';\nimport { MeframeEvent, type EventPayloadMap } from './event/events';\n\nexport class Meframe {\n /** Current state - managed internally via setState() */\n state: MeframeState = 'idle';\n /** Configuration - immutable after construction */\n readonly config: ResolvedConfig;\n /** Composition model - managed via setCompositionModel() */\n model: CompositionModel | null = null;\n /** Plugin manager for extensions */\n readonly pluginManager: PluginManager;\n /** Event bus for subscribing to Meframe events */\n readonly events: Pick<EventBus<EventPayloadMap>, 'on' | 'off' | 'once'>;\n\n private orchestrator: Orchestrator;\n private eventBus: EventBus<EventPayloadMap>;\n private playbackController: PlaybackController | null = null;\n private exportController: ExportController;\n private canvas?: HTMLCanvasElement | OffscreenCanvas;\n\n private constructor(config: ResolvedConfig) {\n this.config = config;\n this.eventBus = new EventBus<EventPayloadMap>();\n this.events = this.eventBus.asReadonly();\n this.pluginManager = new PluginManager(this);\n\n // Initialize orchestrator with configuration and shared eventBus\n // Worker paths are passed via config\n this.orchestrator = new Orchestrator({\n projectId: config.global.projectId,\n maxWorkers: (config as any).maxWorkers,\n cacheConfig: config.cache as any,\n eventBus: this.eventBus,\n workerPath: config.global.workerPath,\n workerExtension: config.global.workerExtension,\n });\n\n this.exportController = new ExportController(this.orchestrator);\n }\n\n /**\n * Create a new Meframe instance\n */\n static async create(config: MeframeConfig = {}): Promise<Meframe> {\n // Load and resolve configuration using ConfigLoader\n const resolvedConfig = await loadConfig({ override: config });\n const instance = new Meframe(resolvedConfig);\n await instance.initialize();\n return instance;\n }\n\n /**\n * Initialize the core engine\n */\n private async initialize(): Promise<void> {\n this.setState('loading');\n\n try {\n // Initialize orchestrator (sets up workers and cache)\n await this.orchestrator.initialize();\n\n // Initialize plugins if provided\n const plugins = (this.config as any).plugins;\n if (plugins && Array.isArray(plugins)) {\n for (const plugin of plugins) {\n // Ensure plugin type matches the Plugin interface\n if (plugin && typeof plugin === 'object' && 'name' in plugin && 'install' in plugin) {\n this.pluginManager.register(plugin as Plugin);\n }\n }\n }\n\n this.setState('idle');\n } catch (error) {\n this.setState('error');\n throw error;\n }\n }\n\n /**\n * Set the composition model\n */\n async setCompositionModel(model: CompositionModel | CompositionModelData): Promise<void> {\n this.ensureNotDestroyed();\n\n // Convert plain object to CompositionModel instance if needed\n const compositionModel =\n model instanceof CompositionModel ? model : new CompositionModel(model);\n\n // Set the model in orchestrator\n await this.orchestrator.setCompositionModel(compositionModel);\n this.model = compositionModel;\n\n this.setState('ready');\n this.eventBus.emit(MeframeEvent.Ready, {\n trackCount: model.tracks.length,\n clipCount: model.tracks.reduce(\n (acc: number, track: any) => acc + track.clips?.length || 0,\n 0\n ),\n durationUs: model.durationUs,\n });\n // await this.playbackController?.renderCover();\n }\n\n /**\n * Apply a patch to the composition model\n */\n async applyPatch(patch: CompositionPatch): Promise<void> {\n this.ensureNotDestroyed();\n\n if (!this.model) {\n throw new Error('No composition model set');\n }\n\n // Apply patch through orchestrator\n await this.orchestrator.applyPatch(patch);\n\n // Patch is applied to the model by orchestrator\n this.model = this.orchestrator.compositionModel!;\n }\n\n /**\n * Start preview and return a handle for control\n */\n startPreview(options?: {\n canvas?: HTMLCanvasElement | OffscreenCanvas;\n startUs?: TimeUs;\n autoStart?: boolean;\n }): PreviewHandle {\n this.ensureReady();\n\n // Use provided canvas or the one from config\n const canvas = options?.canvas || this.canvas;\n if (!canvas) {\n throw new Error('Canvas is required for preview');\n }\n\n // Store canvas for later use\n this.canvas = canvas;\n\n // Create playback controller\n if (!this.playbackController) {\n this.playbackController = new PlaybackController(this.orchestrator as any, this.eventBus, {\n canvas,\n startUs: options?.startUs,\n autoStart: options?.autoStart,\n });\n }\n\n // Render initial frame\n this.playbackController.renderCover();\n this.playbackController.preheatNextWindow();\n\n // Return preview handle\n return this.playbackController;\n }\n\n /**\n * Export the composition\n * Uses ExportController for direct export\n */\n async export(options: ExportOptions): Promise<Blob> {\n this.ensureReady();\n this.playbackController?.pause();\n this.setState('exporting');\n\n try {\n const model = this.model;\n if (!model) {\n throw new Error('No composition model set');\n }\n\n const width = options.width || (model as any).renderConfig?.width || 720;\n const height = options.height || (model as any).renderConfig?.height || 1280;\n const fps = options.fps || model.fps || 30;\n\n this.eventBus.emit(MeframeEvent.ExportStart, {\n format: options.format || 'mp4',\n width,\n height,\n fps,\n durationUs: model.durationUs,\n });\n\n // Delegate to ExportController\n const blob = await this.exportController.export(model, options);\n\n this.setState('ready');\n this.eventBus.emit(MeframeEvent.ExportComplete, {\n size: blob.size,\n durationMs: model.durationUs / 1000,\n format: options.format || 'mp4',\n });\n this.eventBus.emit(MeframeEvent.ExportProgress, {\n progress: 1,\n });\n\n return blob;\n } catch (error) {\n this.setState('error');\n this.eventBus.emit(MeframeEvent.ExportError, {\n error: error as Error,\n stage: 'export',\n });\n throw error;\n }\n }\n\n /**\n * Get current playback time\n */\n getCurrentTime(): number {\n return this.playbackController?.currentTimeUs || 0;\n }\n\n /**\n * Clear all L1/L2 cache data\n * Useful for debugging or forcing re-render\n */\n async clearCache(): Promise<void> {\n this.ensureReady();\n\n // Stop playback first\n this.playbackController?.stop();\n\n // Clear cache through CacheManager\n await this.orchestrator.cacheManager.clear();\n\n console.log('[Meframe] Cache cleared successfully');\n }\n\n /**\n * Clean up and destroy the instance\n */\n async dispose(): Promise<void> {\n if (this.state === 'destroyed') return;\n\n // Stop playback\n this.playbackController?.stop();\n this.playbackController?.dispose();\n this.playbackController = null;\n\n // Cleanup plugins\n await this.pluginManager.disposeAll();\n\n // Dispose orchestrator (stops workers and clears cache)\n await this.orchestrator.dispose();\n\n // Clear event bus\n this.eventBus.dispose();\n\n this.setState('destroyed');\n }\n\n /**\n * Set internal state\n */\n private setState(state: MeframeState): void {\n const oldState = this.state;\n this.state = state;\n\n // Emit state change event\n // Use a generic event for now, can be added to MeframeEvent enum later\n this.eventBus.emit('state:changed' as any, {\n oldState,\n newState: state,\n });\n }\n\n /**\n * Ensure the instance is not destroyed\n */\n private ensureNotDestroyed(): void {\n if (this.state === 'destroyed') {\n throw new Error('Core instance is destroyed');\n }\n }\n\n /**\n * Ensure the instance is ready\n */\n private ensureReady(): void {\n this.ensureNotDestroyed();\n\n if (!this.model) {\n throw new Error('No composition model set');\n }\n\n if (this.state === 'loading' || this.state === 'idle') {\n throw new Error('Core is not ready');\n }\n 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| {"version":3,"file":"Meframe.js","sources":["../src/Meframe.ts"],"sourcesContent":["/**\n * Meframe - Main entry point for the media processing framework\n */\n\nimport type { MeframeConfig, ResolvedConfig, MeframeState, ExportOptions } from './types';\nimport type { CompositionModelData, CompositionPatch, TimeUs } from './model/types';\nimport type { PreviewHandle } from './controllers/types';\nimport type { Plugin } from './plugins/types';\nimport { CompositionModel } from './model/CompositionModel';\nimport { loadConfig } from './config';\nimport { Orchestrator } from './orchestrator/Orchestrator';\nimport { PlaybackController } from './controllers/PlaybackController';\nimport { ExportController } from './controllers/ExportController';\nimport { PluginManager } from './plugins/PluginManager';\nimport { EventBus } from './event/EventBus';\nimport { MeframeEvent, type EventPayloadMap } from './event/events';\nimport { checkBrowserCompatibility } from './utils/platform-utils';\nimport { BrowserCompatibilityError } from './utils/errors';\n\nexport class Meframe {\n /** Current state - managed internally via setState() */\n state: MeframeState = 'idle';\n /** Configuration - immutable after construction */\n readonly config: ResolvedConfig;\n /** Composition model - managed via setCompositionModel() */\n model: CompositionModel | null = null;\n /** Plugin manager for extensions */\n readonly pluginManager: PluginManager;\n /** Event bus for subscribing to Meframe events */\n readonly events: Pick<EventBus<EventPayloadMap>, 'on' | 'off' | 'once'>;\n\n private orchestrator: Orchestrator;\n private eventBus: EventBus<EventPayloadMap>;\n private playbackController: PlaybackController | null = null;\n private exportController: ExportController;\n private canvas?: HTMLCanvasElement;\n\n /**\n * Check if current browser is compatible with Meframe\n * Returns compatibility info including browser name, version, and missing features\n */\n static checkCompatibility(): ReturnType<typeof checkBrowserCompatibility> {\n return checkBrowserCompatibility();\n }\n\n private constructor(config: ResolvedConfig) {\n this.config = config;\n this.eventBus = new EventBus<EventPayloadMap>();\n this.events = this.eventBus.asReadonly();\n this.pluginManager = new PluginManager(this);\n\n // Initialize orchestrator with configuration and shared eventBus\n // Worker paths are passed via config\n this.orchestrator = new Orchestrator({\n projectId: config.global.projectId,\n maxWorkers: (config as any).maxWorkers,\n cacheConfig: config.cache as any,\n eventBus: this.eventBus,\n workerPath: config.global.workerPath,\n workerExtension: config.global.workerExtension,\n });\n\n this.exportController = new ExportController(this.orchestrator);\n }\n\n /**\n * Create a new Meframe instance\n */\n static async create(config: MeframeConfig = {}): Promise<Meframe> {\n // Check browser compatibility first\n const compatibility = checkBrowserCompatibility();\n if (!compatibility.webCodecsAvailable || !compatibility.opfsAvailable) {\n throw new BrowserCompatibilityError(compatibility);\n }\n\n // Load and resolve configuration using ConfigLoader\n const resolvedConfig = await loadConfig({ override: config });\n const instance = new Meframe(resolvedConfig);\n await instance.initialize();\n return instance;\n }\n\n /**\n * Initialize the core engine\n */\n private async initialize(): Promise<void> {\n this.setState('loading');\n\n try {\n // Initialize orchestrator (sets up workers and cache)\n await this.orchestrator.initialize();\n\n // Initialize plugins if provided\n const plugins = (this.config as any).plugins;\n if (plugins && Array.isArray(plugins)) {\n for (const plugin of plugins) {\n // Ensure plugin type matches the Plugin interface\n if (plugin && typeof plugin === 'object' && 'name' in plugin && 'install' in plugin) {\n this.pluginManager.register(plugin as Plugin);\n }\n }\n }\n\n this.setState('idle');\n } catch (error) {\n this.setState('error');\n throw error;\n }\n }\n\n /**\n * Set the composition model\n */\n async setCompositionModel(model: CompositionModel | CompositionModelData): Promise<void> {\n this.ensureNotDestroyed();\n\n // Convert plain object to CompositionModel instance if needed\n const compositionModel =\n model instanceof CompositionModel ? model : new CompositionModel(model);\n\n // Set the model in orchestrator\n await this.orchestrator.setCompositionModel(compositionModel);\n this.model = compositionModel;\n\n this.setState('ready');\n this.eventBus.emit(MeframeEvent.Ready, {\n trackCount: model.tracks.length,\n clipCount: model.tracks.reduce(\n (acc: number, track: any) => acc + track.clips?.length || 0,\n 0\n ),\n durationUs: model.durationUs,\n });\n // await this.playbackController?.renderCover();\n }\n\n /**\n * Apply a patch to the composition model\n */\n async applyPatch(patch: CompositionPatch): Promise<void> {\n this.ensureNotDestroyed();\n\n if (!this.model) {\n throw new Error('No composition model set');\n }\n\n // Apply patch through orchestrator\n await this.orchestrator.applyPatch(patch);\n\n // Patch is applied to the model by orchestrator\n this.model = this.orchestrator.compositionModel!;\n }\n\n /**\n * Start preview and return a handle for control\n */\n startPreview(options?: {\n canvas?: HTMLCanvasElement;\n startUs?: TimeUs;\n autoStart?: boolean;\n }): PreviewHandle {\n this.ensureReady();\n\n // Use provided canvas or the one from config\n const canvas = options?.canvas || this.canvas;\n if (!canvas) {\n throw new Error('Canvas is required for preview');\n }\n\n // Store canvas for later use\n this.canvas = canvas;\n\n // Create playback controller\n if (!this.playbackController) {\n this.playbackController = new PlaybackController(this.orchestrator as any, this.eventBus, {\n canvas,\n startUs: options?.startUs,\n autoStart: options?.autoStart,\n });\n }\n\n // Render initial frame\n this.playbackController.renderCover();\n this.playbackController.preheatNextWindow();\n\n // Return preview handle\n return this.playbackController;\n }\n\n /**\n * Export the composition\n * Uses ExportController for direct export\n */\n async export(options: ExportOptions): Promise<Blob> {\n this.ensureReady();\n this.playbackController?.pause();\n this.setState('exporting');\n\n try {\n const model = this.model;\n if (!model) {\n throw new Error('No composition model set');\n }\n\n const width = options.width || (model as any).renderConfig?.width || 720;\n const height = options.height || (model as any).renderConfig?.height || 1280;\n const fps = options.fps || model.fps || 30;\n\n this.eventBus.emit(MeframeEvent.ExportStart, {\n format: options.format || 'mp4',\n width,\n height,\n fps,\n durationUs: model.durationUs,\n });\n\n // Delegate to ExportController\n const blob = await this.exportController.export(model, options);\n\n this.setState('ready');\n this.eventBus.emit(MeframeEvent.ExportComplete, {\n size: blob.size,\n durationMs: model.durationUs / 1000,\n format: options.format || 'mp4',\n });\n this.eventBus.emit(MeframeEvent.ExportProgress, {\n progress: 1,\n });\n\n return blob;\n } catch (error) {\n this.setState('error');\n this.eventBus.emit(MeframeEvent.ExportError, {\n error: error as Error,\n stage: 'export',\n });\n throw error;\n }\n }\n\n /**\n * Get current playback time\n */\n getCurrentTime(): number {\n return this.playbackController?.currentTimeUs || 0;\n }\n\n /**\n * Clear all L1/L2 cache data\n * Useful for debugging or forcing re-render\n */\n async clearCache(): Promise<void> {\n this.ensureReady();\n\n // Stop playback first\n this.playbackController?.stop();\n\n // Clear cache through CacheManager\n await this.orchestrator.cacheManager.clear();\n\n console.log('[Meframe] Cache cleared successfully');\n }\n\n /**\n * Clean up and destroy the instance\n */\n async dispose(): Promise<void> {\n if (this.state 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|
@@ -39,2 +39,27 @@ /** | ||
| } | ||
| /** | ||
| * Error thrown when browser doesn't meet minimum requirements | ||
| */ | ||
| export declare class BrowserCompatibilityError extends Error { | ||
| readonly compatibility: { | ||
| webCodecsAvailable: boolean; | ||
| opfsAvailable: boolean; | ||
| missingFeatures: string[]; | ||
| browserInfo: { | ||
| name: string; | ||
| version: string; | ||
| recommended: string; | ||
| }; | ||
| }; | ||
| constructor(compatibility: { | ||
| webCodecsAvailable: boolean; | ||
| opfsAvailable: boolean; | ||
| missingFeatures: string[]; | ||
| browserInfo: { | ||
| name: string; | ||
| version: string; | ||
| recommended: string; | ||
| }; | ||
| }); | ||
| } | ||
| //# sourceMappingURL=errors.d.ts.map |
@@ -1,1 +0,1 @@ | ||
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+11
-0
@@ -37,3 +37,14 @@ class WaiterReplacedError extends Error { | ||
| } | ||
| class BrowserCompatibilityError extends Error { | ||
| constructor(compatibility) { | ||
| const { browserInfo, missingFeatures } = compatibility; | ||
| super( | ||
| `Browser not supported: ${browserInfo.name} ${browserInfo.version}. Required: ${browserInfo.recommended}. Missing: ${missingFeatures.join(", ")}` | ||
| ); | ||
| this.compatibility = compatibility; | ||
| this.name = "BrowserCompatibilityError"; | ||
| } | ||
| } | ||
| export { | ||
| BrowserCompatibilityError, | ||
| EmptyStreamError, | ||
@@ -40,0 +51,0 @@ OPFSQuotaExceededError, |
@@ -1,1 +0,1 @@ | ||
| {"version":3,"file":"errors.js","sources":["../../src/utils/errors.ts"],"sourcesContent":["/**\n * Custom error types for Meframe\n */\n\n/**\n * Error thrown when a clip ready waiter is replaced by a newer one\n * This happens during rapid seeks and should be ignored by callers\n */\nexport class WaiterReplacedError extends Error {\n constructor(public readonly clipId: string) {\n super(`Waiter for clip ${clipId} was replaced by a newer waiter`);\n this.name = 'WaiterReplacedError';\n }\n}\n\n/**\n * Error thrown when reading an empty or incomplete OPFS file\n * Usually indicates a race condition between write and read operations\n */\nexport class EmptyStreamError extends Error {\n constructor(\n public readonly resourceId: string,\n public readonly fileOffset: number\n ) {\n super(\n `Empty stream received for resource ${resourceId}. ` +\n `File offset: ${fileOffset}. This indicates the file is being written or is corrupted.`\n );\n this.name = 'EmptyStreamError';\n }\n}\n\n/**\n * Error thrown when a cached resource file is corrupted or incomplete\n */\nexport class ResourceCorruptedError extends Error {\n constructor(\n public readonly resourceId: string,\n public readonly reason: string\n ) {\n super(`Resource ${resourceId} is corrupted: ${reason}`);\n this.name = 'ResourceCorruptedError';\n }\n}\n\n/**\n * Error thrown when OPFS quota is exceeded\n * Used for project-level LRU eviction coordination\n */\nexport class OPFSQuotaExceededError extends Error {\n constructor(\n public readonly projectId: string,\n public readonly prefix: string,\n public readonly retryable: boolean\n ) {\n super(\n `OPFS quota exceeded for ${prefix}-${projectId}. ` +\n (retryable ? 'Old projects evicted, please retry.' : 'No space available.')\n );\n this.name = 'OPFSQuotaExceededError';\n }\n}\n"],"names":[],"mappings":"AAQO,MAAM,4BAA4B,MAAM;AAAA,EAC7C,YAA4B,QAAgB;AAC1C,UAAM,mBAAmB,MAAM,iCAAiC;AADtC,SAAA,SAAA;AAE1B,SAAK,OAAO;AAAA,EACd;AACF;AAMO,MAAM,yBAAyB,MAAM;AAAA,EAC1C,YACkB,YACA,YAChB;AACA;AAAA,MACE,sCAAsC,UAAU,kBAC9B,UAAU;AAAA,IAAA;AALd,SAAA,aAAA;AACA,SAAA,aAAA;AAMhB,SAAK,OAAO;AAAA,EACd;AACF;AAKO,MAAM,+BAA+B,MAAM;AAAA,EAChD,YACkB,YACA,QAChB;AACA,UAAM,YAAY,UAAU,kBAAkB,MAAM,EAAE;AAHtC,SAAA,aAAA;AACA,SAAA,SAAA;AAGhB,SAAK,OAAO;AAAA,EACd;AACF;AAMO,MAAM,+BAA+B,MAAM;AAAA,EAChD,YACkB,WACA,QACA,WAChB;AACA;AAAA,MACE,2BAA2B,MAAM,IAAI,SAAS,QAC3C,YAAY,wCAAwC;AAAA,IAAA;AANzC,SAAA,YAAA;AACA,SAAA,SAAA;AACA,SAAA,YAAA;AAMhB,SAAK,OAAO;AAAA,EACd;AACF;"} | ||
| {"version":3,"file":"errors.js","sources":["../../src/utils/errors.ts"],"sourcesContent":["/**\n * Custom error types for Meframe\n */\n\n/**\n * Error thrown when a clip ready waiter is replaced by a newer one\n * This happens during rapid seeks and should be ignored by callers\n */\nexport class WaiterReplacedError extends Error {\n constructor(public readonly clipId: string) {\n super(`Waiter for clip ${clipId} was replaced by a newer waiter`);\n this.name = 'WaiterReplacedError';\n }\n}\n\n/**\n * Error thrown when reading an empty or incomplete OPFS file\n * Usually indicates a race condition between write and read operations\n */\nexport class EmptyStreamError extends Error {\n constructor(\n public readonly resourceId: string,\n public readonly fileOffset: number\n ) {\n super(\n `Empty stream received for resource ${resourceId}. ` +\n `File offset: ${fileOffset}. This indicates the file is being written or is corrupted.`\n );\n this.name = 'EmptyStreamError';\n }\n}\n\n/**\n * Error thrown when a cached resource file is corrupted or incomplete\n */\nexport class ResourceCorruptedError extends Error {\n constructor(\n public readonly resourceId: string,\n public readonly reason: string\n ) {\n super(`Resource ${resourceId} is corrupted: ${reason}`);\n this.name = 'ResourceCorruptedError';\n }\n}\n\n/**\n * Error thrown when OPFS quota is exceeded\n * Used for project-level LRU eviction coordination\n */\nexport class OPFSQuotaExceededError extends Error {\n constructor(\n public readonly projectId: string,\n public readonly prefix: string,\n public readonly retryable: boolean\n ) {\n super(\n `OPFS quota exceeded for ${prefix}-${projectId}. ` +\n (retryable ? 'Old projects evicted, please retry.' : 'No space available.')\n );\n this.name = 'OPFSQuotaExceededError';\n }\n}\n\n/**\n * Error thrown when browser doesn't meet minimum requirements\n */\nexport class BrowserCompatibilityError extends Error {\n constructor(\n public readonly compatibility: {\n webCodecsAvailable: boolean;\n opfsAvailable: boolean;\n missingFeatures: string[];\n browserInfo: { name: string; version: string; recommended: string };\n }\n ) {\n const { browserInfo, missingFeatures } = compatibility;\n\n super(\n `Browser not supported: ${browserInfo.name} ${browserInfo.version}. ` +\n `Required: ${browserInfo.recommended}. ` +\n `Missing: ${missingFeatures.join(', ')}`\n );\n\n this.name = 'BrowserCompatibilityError';\n }\n}\n"],"names":[],"mappings":"AAQO,MAAM,4BAA4B,MAAM;AAAA,EAC7C,YAA4B,QAAgB;AAC1C,UAAM,mBAAmB,MAAM,iCAAiC;AADtC,SAAA,SAAA;AAE1B,SAAK,OAAO;AAAA,EACd;AACF;AAMO,MAAM,yBAAyB,MAAM;AAAA,EAC1C,YACkB,YACA,YAChB;AACA;AAAA,MACE,sCAAsC,UAAU,kBAC9B,UAAU;AAAA,IAAA;AALd,SAAA,aAAA;AACA,SAAA,aAAA;AAMhB,SAAK,OAAO;AAAA,EACd;AACF;AAKO,MAAM,+BAA+B,MAAM;AAAA,EAChD,YACkB,YACA,QAChB;AACA,UAAM,YAAY,UAAU,kBAAkB,MAAM,EAAE;AAHtC,SAAA,aAAA;AACA,SAAA,SAAA;AAGhB,SAAK,OAAO;AAAA,EACd;AACF;AAMO,MAAM,+BAA+B,MAAM;AAAA,EAChD,YACkB,WACA,QACA,WAChB;AACA;AAAA,MACE,2BAA2B,MAAM,IAAI,SAAS,QAC3C,YAAY,wCAAwC;AAAA,IAAA;AANzC,SAAA,YAAA;AACA,SAAA,SAAA;AACA,SAAA,YAAA;AAMhB,SAAK,OAAO;AAAA,EACd;AACF;AAKO,MAAM,kCAAkC,MAAM;AAAA,EACnD,YACkB,eAMhB;AACA,UAAM,EAAE,aAAa,gBAAA,IAAoB;AAEzC;AAAA,MACE,0BAA0B,YAAY,IAAI,IAAI,YAAY,OAAO,eAClD,YAAY,WAAW,cACxB,gBAAgB,KAAK,IAAI,CAAC;AAAA,IAAA;AAZ1B,SAAA,gBAAA;AAehB,SAAK,OAAO;AAAA,EACd;AACF;"} |
@@ -46,2 +46,17 @@ /** | ||
| export declare function getRecommendedHardwareAcceleration(): HardwareAcceleration; | ||
| export interface BrowserCompatibility { | ||
| webCodecsAvailable: boolean; | ||
| opfsAvailable: boolean; | ||
| missingFeatures: string[]; | ||
| browserInfo: { | ||
| name: string; | ||
| version: string; | ||
| recommended: string; | ||
| }; | ||
| } | ||
| /** | ||
| * Check browser compatibility for WebCodecs and OPFS (sync, < 1ms, cached) | ||
| * Only checks API existence, no file operations | ||
| */ | ||
| export declare function checkBrowserCompatibility(): BrowserCompatibility; | ||
| //# sourceMappingURL=platform-utils.d.ts.map |
@@ -1,1 +0,1 @@ | ||
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@@ -26,3 +26,71 @@ let cachedPlatformInfo = null; | ||
| } | ||
| let cachedCompatibility = null; | ||
| function checkBrowserCompatibility() { | ||
| if (cachedCompatibility) return cachedCompatibility; | ||
| const missingFeatures = []; | ||
| let webCodecsAvailable = true; | ||
| let opfsAvailable = false; | ||
| if (typeof VideoDecoder === "undefined") { | ||
| missingFeatures.push("VideoDecoder"); | ||
| webCodecsAvailable = false; | ||
| } | ||
| if (typeof VideoEncoder === "undefined") { | ||
| missingFeatures.push("VideoEncoder"); | ||
| webCodecsAvailable = false; | ||
| } | ||
| if (typeof VideoFrame === "undefined") { | ||
| missingFeatures.push("VideoFrame"); | ||
| webCodecsAvailable = false; | ||
| } | ||
| if (typeof EncodedVideoChunk === "undefined") { | ||
| missingFeatures.push("EncodedVideoChunk"); | ||
| webCodecsAvailable = false; | ||
| } | ||
| const userAgent = typeof navigator !== "undefined" ? navigator.userAgent : ""; | ||
| let browserName = "Unknown"; | ||
| let browserVersion = "Unknown"; | ||
| let recommended = "Chrome 94+ / Edge 94+ / Safari 26+"; | ||
| if (userAgent.includes("Edg/")) { | ||
| browserName = "Edge"; | ||
| const match = userAgent.match(/Edg\/(\d+)/); | ||
| browserVersion = match?.[1] ?? "Unknown"; | ||
| recommended = "Edge 94+"; | ||
| } else if (userAgent.includes("Chrome/")) { | ||
| browserName = "Chrome"; | ||
| const match = userAgent.match(/Chrome\/(\d+)/); | ||
| browserVersion = match?.[1] ?? "Unknown"; | ||
| recommended = "Chrome 94+"; | ||
| } else if (userAgent.includes("Safari/") && !userAgent.includes("Chrome")) { | ||
| browserName = "Safari"; | ||
| const match = userAgent.match(/Version\/(\d+)/); | ||
| browserVersion = match?.[1] ?? "Unknown"; | ||
| recommended = "Safari 26+"; | ||
| } else if (userAgent.includes("Firefox/")) { | ||
| browserName = "Firefox"; | ||
| const match = userAgent.match(/Firefox\/(\d+)/); | ||
| browserVersion = match?.[1] ?? "Unknown"; | ||
| recommended = "Not supported"; | ||
| } | ||
| if (webCodecsAvailable) { | ||
| if (typeof navigator !== "undefined" && navigator.storage && typeof navigator.storage.getDirectory === "function") { | ||
| if (browserName === "Safari") { | ||
| missingFeatures.push("Safari not supported (compatibility issues)"); | ||
| opfsAvailable = false; | ||
| } else { | ||
| opfsAvailable = true; | ||
| } | ||
| } else { | ||
| missingFeatures.push("OPFS"); | ||
| } | ||
| } | ||
| cachedCompatibility = { | ||
| webCodecsAvailable, | ||
| opfsAvailable, | ||
| missingFeatures, | ||
| browserInfo: { name: browserName, version: browserVersion, recommended } | ||
| }; | ||
| return cachedCompatibility; | ||
| } | ||
| export { | ||
| checkBrowserCompatibility, | ||
| detectPlatform, | ||
@@ -29,0 +97,0 @@ getRecommendedHardwareAcceleration, |
@@ -1,1 +0,1 @@ | ||
| {"version":3,"file":"platform-utils.js","sources":["../../src/utils/platform-utils.ts"],"sourcesContent":["/**\n * Platform detection utilities with caching for performance\n */\n\nexport interface PlatformInfo {\n isWindows: boolean;\n isMacOS: boolean;\n isLinux: boolean;\n platform: string;\n userAgent: string;\n}\n\n// Cache platform detection result (only detect once)\nlet cachedPlatformInfo: PlatformInfo | null = null;\n\n/**\n * Detect current platform (cached after first call)\n */\nexport function detectPlatform(): PlatformInfo {\n if (cachedPlatformInfo) {\n return cachedPlatformInfo;\n }\n\n const platform = typeof navigator !== 'undefined' ? navigator.platform : '';\n const userAgent = typeof navigator !== 'undefined' ? navigator.userAgent : '';\n\n cachedPlatformInfo = {\n isWindows: /Win/i.test(platform) || /Win/i.test(userAgent),\n isMacOS: /Mac/i.test(platform),\n isLinux: /Linux/i.test(platform),\n platform,\n userAgent,\n };\n\n return cachedPlatformInfo;\n}\n\n/**\n * Check if current platform is Windows (cached)\n */\nexport function isWindows(): boolean {\n return detectPlatform().isWindows;\n}\n\n/**\n * Check if current platform is macOS (cached)\n */\nexport function isMacOS(): boolean {\n return detectPlatform().isMacOS;\n}\n\n/**\n * Check if current platform is Linux (cached)\n */\nexport function isLinux(): boolean {\n return detectPlatform().isLinux;\n}\n\n/**\n * Get platform-recommended hardware acceleration setting for video decoding\n *\n * Background:\n * Windows hardware video decoders (especially with DXVA2/D3D11) may hang indefinitely\n * when calling VideoDecoder.flush() in certain scenarios (frequent seeks, large GOPs).\n * This appears to be a driver/platform-specific issue affecting Chromium's WebCodecs.\n *\n * Related discussions:\n * - https://github.com/w3c/webcodecs/issues\n * - Observed in production on Windows 10/11 with various GPU vendors\n *\n * Workaround:\n * Use software decoding on Windows to avoid flush() hangs, with ~4x slower decode\n * but reliable operation. Other platforms use hardware acceleration by default.\n *\n * @returns Platform-recommended hardware acceleration setting\n */\nexport function getRecommendedHardwareAcceleration(): HardwareAcceleration {\n // Windows: prefer software to avoid flush hang in hardware decoders\n if (isWindows()) {\n return 'prefer-software';\n }\n\n // Other platforms: no preference (let browser choose)\n return 'no-preference';\n}\n"],"names":[],"mappings":"AAaA,IAAI,qBAA0C;AAKvC,SAAS,iBAA+B;AAC7C,MAAI,oBAAoB;AACtB,WAAO;AAAA,EACT;AAEA,QAAM,WAAW,OAAO,cAAc,cAAc,UAAU,WAAW;AACzE,QAAM,YAAY,OAAO,cAAc,cAAc,UAAU,YAAY;AAE3E,uBAAqB;AAAA,IACnB,WAAW,OAAO,KAAK,QAAQ,KAAK,OAAO,KAAK,SAAS;AAAA,IACzD,SAAS,OAAO,KAAK,QAAQ;AAAA,IAC7B,SAAS,SAAS,KAAK,QAAQ;AAAA,IAC/B;AAAA,IACA;AAAA,EAAA;AAGF,SAAO;AACT;AAKO,SAAS,YAAqB;AACnC,SAAO,iBAAiB;AAC1B;AAkCO,SAAS,qCAA2D;AAEzE,MAAI,aAAa;AACf,WAAO;AAAA,EACT;AAGA,SAAO;AACT;"} | ||
| {"version":3,"file":"platform-utils.js","sources":["../../src/utils/platform-utils.ts"],"sourcesContent":["/**\n * Platform detection utilities with caching for performance\n */\n\nexport interface PlatformInfo {\n isWindows: boolean;\n isMacOS: boolean;\n isLinux: boolean;\n platform: string;\n userAgent: string;\n}\n\n// Cache platform detection result (only detect once)\nlet cachedPlatformInfo: PlatformInfo | null = null;\n\n/**\n * Detect current platform (cached after first call)\n */\nexport function detectPlatform(): PlatformInfo {\n if (cachedPlatformInfo) {\n return cachedPlatformInfo;\n }\n\n const platform = typeof navigator !== 'undefined' ? navigator.platform : '';\n const userAgent = typeof navigator !== 'undefined' ? navigator.userAgent : '';\n\n cachedPlatformInfo = {\n isWindows: /Win/i.test(platform) || /Win/i.test(userAgent),\n isMacOS: /Mac/i.test(platform),\n isLinux: /Linux/i.test(platform),\n platform,\n userAgent,\n };\n\n return cachedPlatformInfo;\n}\n\n/**\n * Check if current platform is Windows (cached)\n */\nexport function isWindows(): boolean {\n return detectPlatform().isWindows;\n}\n\n/**\n * Check if current platform is macOS (cached)\n */\nexport function isMacOS(): boolean {\n return detectPlatform().isMacOS;\n}\n\n/**\n * Check if current platform is Linux (cached)\n */\nexport function isLinux(): boolean {\n return detectPlatform().isLinux;\n}\n\n/**\n * Get platform-recommended hardware acceleration setting for video decoding\n *\n * Background:\n * Windows hardware video decoders (especially with DXVA2/D3D11) may hang indefinitely\n * when calling VideoDecoder.flush() in certain scenarios (frequent seeks, large GOPs).\n * This appears to be a driver/platform-specific issue affecting Chromium's WebCodecs.\n *\n * Related discussions:\n * - https://github.com/w3c/webcodecs/issues\n * - Observed in production on Windows 10/11 with various GPU vendors\n *\n * Workaround:\n * Use software decoding on Windows to avoid flush() hangs, with ~4x slower decode\n * but reliable operation. Other platforms use hardware acceleration by default.\n *\n * @returns Platform-recommended hardware acceleration setting\n */\nexport function getRecommendedHardwareAcceleration(): HardwareAcceleration {\n // Windows: prefer software to avoid flush hang in hardware decoders\n if (isWindows()) {\n return 'prefer-software';\n }\n\n // Other platforms: no preference (let browser choose)\n return 'no-preference';\n}\n\nexport interface BrowserCompatibility {\n webCodecsAvailable: boolean;\n opfsAvailable: boolean;\n missingFeatures: string[];\n browserInfo: {\n name: string;\n version: string;\n recommended: string;\n };\n}\n\nlet cachedCompatibility: BrowserCompatibility | null = null;\n\n/**\n * Check browser compatibility for WebCodecs and OPFS (sync, < 1ms, cached)\n * Only checks API existence, no file operations\n */\nexport function checkBrowserCompatibility(): BrowserCompatibility {\n if (cachedCompatibility) return cachedCompatibility;\n\n const missingFeatures: string[] = [];\n let webCodecsAvailable = true;\n let opfsAvailable = false;\n\n // Check WebCodecs APIs (sync, < 1ms)\n if (typeof VideoDecoder === 'undefined') {\n missingFeatures.push('VideoDecoder');\n webCodecsAvailable = false;\n }\n if (typeof VideoEncoder === 'undefined') {\n missingFeatures.push('VideoEncoder');\n webCodecsAvailable = false;\n }\n if (typeof VideoFrame === 'undefined') {\n missingFeatures.push('VideoFrame');\n webCodecsAvailable = false;\n }\n if (typeof EncodedVideoChunk === 'undefined') {\n missingFeatures.push('EncodedVideoChunk');\n webCodecsAvailable = false;\n }\n\n // Detect browser (sync, < 1ms)\n const userAgent = typeof navigator !== 'undefined' ? navigator.userAgent : '';\n let browserName = 'Unknown';\n let browserVersion = 'Unknown';\n let recommended = 'Chrome 94+ / Edge 94+ / Safari 26+';\n\n if (userAgent.includes('Edg/')) {\n browserName = 'Edge';\n const match = userAgent.match(/Edg\\/(\\d+)/);\n browserVersion = match?.[1] ?? 'Unknown';\n recommended = 'Edge 94+';\n } else if (userAgent.includes('Chrome/')) {\n browserName = 'Chrome';\n const match = userAgent.match(/Chrome\\/(\\d+)/);\n browserVersion = match?.[1] ?? 'Unknown';\n recommended = 'Chrome 94+';\n } else if (userAgent.includes('Safari/') && !userAgent.includes('Chrome')) {\n browserName = 'Safari';\n const match = userAgent.match(/Version\\/(\\d+)/);\n browserVersion = match?.[1] ?? 'Unknown';\n recommended = 'Safari 26+';\n } else if (userAgent.includes('Firefox/')) {\n browserName = 'Firefox';\n const match = userAgent.match(/Firefox\\/(\\d+)/);\n browserVersion = match?.[1] ?? 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@@ -1,1 +0,1 @@ | ||
| {"version":3,"file":"video-decode.worker.BQtw6eWn.js","sources":["../../../../src/utils/platform-utils.ts","../../../../src/stages/decode/VideoChunkDecoder.ts","../../../../src/stages/decode/video-decode.worker.ts"],"sourcesContent":["/**\n * Platform detection utilities with caching for performance\n */\n\nexport interface PlatformInfo {\n isWindows: boolean;\n isMacOS: boolean;\n isLinux: boolean;\n platform: string;\n userAgent: string;\n}\n\n// Cache platform detection result (only detect once)\nlet cachedPlatformInfo: PlatformInfo | null = null;\n\n/**\n * Detect current platform (cached after first call)\n */\nexport function detectPlatform(): PlatformInfo {\n if (cachedPlatformInfo) {\n return cachedPlatformInfo;\n }\n\n const platform = typeof navigator !== 'undefined' ? navigator.platform : '';\n const userAgent = typeof navigator !== 'undefined' ? navigator.userAgent : '';\n\n cachedPlatformInfo = {\n isWindows: /Win/i.test(platform) || /Win/i.test(userAgent),\n isMacOS: /Mac/i.test(platform),\n isLinux: /Linux/i.test(platform),\n platform,\n userAgent,\n };\n\n return cachedPlatformInfo;\n}\n\n/**\n * Check if current platform is Windows (cached)\n */\nexport function isWindows(): boolean {\n return detectPlatform().isWindows;\n}\n\n/**\n * Check if current platform is macOS (cached)\n */\nexport function isMacOS(): boolean {\n return detectPlatform().isMacOS;\n}\n\n/**\n * Check if current platform is Linux (cached)\n */\nexport function isLinux(): boolean {\n return detectPlatform().isLinux;\n}\n\n/**\n * Get platform-recommended hardware acceleration setting for video decoding\n *\n * Background:\n * Windows hardware video decoders (especially with DXVA2/D3D11) may hang indefinitely\n * when calling VideoDecoder.flush() in certain scenarios (frequent seeks, large GOPs).\n * This appears to be a driver/platform-specific issue affecting Chromium's WebCodecs.\n *\n * Related discussions:\n * - https://github.com/w3c/webcodecs/issues\n * - Observed in production on Windows 10/11 with various GPU vendors\n *\n * Workaround:\n * Use software decoding on Windows to avoid flush() hangs, with ~4x slower decode\n * but reliable operation. Other platforms use hardware acceleration by default.\n *\n * @returns Platform-recommended hardware acceleration setting\n */\nexport function getRecommendedHardwareAcceleration(): HardwareAcceleration {\n // Windows: prefer software to avoid flush hang in hardware decoders\n if (isWindows()) {\n return 'prefer-software';\n }\n\n // Other platforms: no preference (let browser choose)\n return 'no-preference';\n}\n","import { VideoDecoderConfig } from './types';\nimport { BaseDecoder } from './BaseDecoder';\nimport { getRecommendedHardwareAcceleration } from '../../utils/platform-utils';\n\n/**\n * Video decoder with GOP tracking\n * Tracks keyframe boundaries and attaches GOP metadata to decoded frames\n */\nexport class VideoChunkDecoder extends BaseDecoder<\n VideoDecoder,\n VideoDecoderConfig,\n EncodedVideoChunk,\n VideoFrame\n> {\n private static readonly DEFAULT_HIGH_WATER_MARK = 4;\n private static readonly DEFAULT_DECODE_QUEUE_THRESHOLD = 16;\n\n readonly trackId: string;\n\n protected readonly highWaterMark: number;\n protected readonly decodeQueueThreshold: number;\n\n // Buffering support for delayed configuration\n private bufferedChunks: EncodedVideoChunk[] = [];\n private isProcessingBuffer: boolean = false;\n\n constructor(trackId: string, config?: Partial<VideoDecoderConfig>) {\n super((config || {}) as VideoDecoderConfig);\n\n this.trackId = trackId;\n this.highWaterMark =\n config?.backpressure?.highWaterMark ?? VideoChunkDecoder.DEFAULT_HIGH_WATER_MARK;\n this.decodeQueueThreshold =\n config?.backpressure?.decodeQueueThreshold ??\n VideoChunkDecoder.DEFAULT_DECODE_QUEUE_THRESHOLD;\n }\n\n // Computed properties\n get isConfigured(): boolean {\n return this.isReady;\n }\n\n get state(): string {\n return this.decoder?.state || 'unconfigured';\n }\n\n /**\n * Update configuration - can be called before or after initialization\n */\n async updateConfig(config: Partial<VideoDecoderConfig>): Promise<void> {\n if (!this.isReady && config.codec) {\n await this.configure(config as VideoDecoderConfig);\n await this.processBufferedChunks();\n }\n }\n\n // Override createStream to handle GOP tracking and buffering\n // Always create new stream for each clip (ReadableStreams can only be consumed once)\n override createStream(): TransformStream<EncodedVideoChunk, VideoFrame> {\n return new TransformStream<EncodedVideoChunk, VideoFrame>(\n {\n start: async (controller) => {\n this.controller = controller;\n // Don't initialize if no codec config yet\n if (this.config?.codec && this.config?.description && !this.isReady) {\n await this.initialize();\n }\n },\n\n transform: async (chunk) => {\n // If not configured yet, buffer the chunk\n if (!this.isReady) {\n this.bufferedChunks.push(chunk);\n return; // Don't process yet\n }\n\n // If we're processing buffered chunks, add to buffer to maintain order\n if (this.isProcessingBuffer) {\n this.bufferedChunks.push(chunk);\n return;\n }\n\n // Normal processing\n await this.processChunk(chunk);\n },\n\n flush: async () => {\n if (this.isReady) {\n await this.flush();\n }\n },\n },\n {\n highWaterMark: this.highWaterMark,\n size: () => 1,\n }\n );\n }\n\n /**\n * Process a single chunk (extracted from transform for reuse)\n */\n private async processChunk(chunk: EncodedVideoChunk): Promise<void> {\n if (!this.decoder) {\n throw new Error('Decoder not initialized');\n }\n\n if (this.decoder.state !== 'configured') {\n console.error('[VideoChunkDecoder] Decoder in unexpected state:', this.decoder.state);\n throw new Error(`Decoder not configured, state: ${this.decoder.state}`);\n }\n\n this.decode(chunk);\n }\n\n // Override handleOutput to enqueue decoded frames\n protected override handleOutput(frame: VideoFrame): void {\n super.handleOutput(frame);\n }\n\n // Implement abstract methods\n protected async isConfigSupported(config: VideoDecoderConfig): Promise<{ supported: boolean }> {\n const result = await VideoDecoder.isConfigSupported({\n codec: config.codec,\n codedWidth: config.width,\n codedHeight: config.height,\n });\n return { supported: result.supported ?? false };\n }\n\n protected createDecoder(init: {\n output: (frame: VideoFrame) => void;\n error: (error: DOMException) => void;\n }): VideoDecoder {\n return new VideoDecoder(init);\n }\n\n protected getDecoderType(): string {\n return 'Video';\n }\n\n protected async configureDecoder(config: VideoDecoderConfig): Promise<void> {\n if (!this.decoder) return;\n\n const hardwareAcceleration =\n config.hardwareAcceleration ?? getRecommendedHardwareAcceleration();\n\n const decoderConfig = {\n codec: config.codec,\n codedWidth: config.width,\n codedHeight: config.height,\n hardwareAcceleration,\n optimizeForLatency: true,\n ...(config.description && { description: config.description }),\n ...(config.displayAspectWidth && { displayAspectWidth: config.displayAspectWidth }),\n ...(config.displayAspectHeight && { displayAspectHeight: config.displayAspectHeight }),\n };\n\n this.decoder.configure(decoderConfig as any);\n\n // Log when using software decoding for debugging\n if (hardwareAcceleration === 'prefer-software') {\n console.info('[VideoChunkDecoder] Using software decoding for platform compatibility');\n }\n }\n\n protected decode(chunk: EncodedVideoChunk): void {\n this.decoder?.decode(chunk);\n }\n\n /**\n * Configure the decoder with codec info (can be called after creation)\n */\n async configure(config: VideoDecoderConfig): Promise<void> {\n // console.log('[VideoChunkDecoder] Configuring with:', config);\n\n if (this.isReady) {\n // If already configured, reconfigure\n await this.reconfigure(config);\n return;\n }\n\n this.config = config as any;\n\n // Initialize decoder with new config\n await this.initialize();\n }\n\n /**\n * Process any buffered chunks after configuration\n */\n async processBufferedChunks(): Promise<void> {\n if (!this.isReady || this.bufferedChunks.length === 0) {\n return;\n }\n\n // console.log('[VideoChunkDecoder] Processing', this.bufferedChunks.length, 'buffered chunks');\n this.isProcessingBuffer = true;\n\n // Process buffered chunks in order\n const chunks = [...this.bufferedChunks];\n this.bufferedChunks = [];\n\n for (const chunk of chunks) {\n try {\n await this.processChunk(chunk);\n } catch (error) {\n console.error('[VideoChunkDecoder] Error processing buffered chunk:', error);\n }\n }\n\n this.isProcessingBuffer = false;\n\n // Process any new chunks that arrived while processing buffer\n if (this.bufferedChunks.length > 0) {\n await this.processBufferedChunks();\n }\n }\n\n // Override close to clean up buffered chunks\n override async close(): Promise<void> {\n // Clear buffered chunks\n this.bufferedChunks = [];\n\n // Call parent close\n await super.close();\n }\n}\n","/**\n * @deprecated VideoDecodeWorker is deprecated and will be removed in a future version.\n *\n * Reason: Export pipeline now uses OnDemandVideoSession (main thread) for decoding.\n * This eliminates the need for EncodedVideoChunk serialization and provides better\n * code reuse with preview's decoding logic.\n *\n * Replacement: OnDemandVideoSession (packages/core/src/orchestrator/OnDemandVideoSession.ts)\n *\n * New pipeline: IndexedVideoSource → OnDemandVideoSession (decode) → ComposeWorker → EncodeWorker\n * All in main thread before ComposeWorker, avoiding worker communication overhead.\n *\n * This file is kept for backward compatibility only and may be removed in the future.\n */\n\nimport { WorkerChannel } from '../../worker/WorkerChannel';\nimport { WorkerMessageType, WorkerState } from '../../worker/types';\nimport { VideoChunkDecoder } from './VideoChunkDecoder';\nimport { VideoDecoderConfig } from './types';\n\nconst normalizeDescription = (desc?: ArrayBuffer | ArrayBufferView): ArrayBuffer | undefined => {\n if (!desc) return undefined;\n\n if (desc instanceof ArrayBuffer) return desc;\n\n const view = desc as ArrayBufferView;\n return view.buffer.slice(view.byteOffset, view.byteOffset + view.byteLength) as ArrayBuffer;\n};\n\n/**\n * VideoDecodeWorker (Clip Local) - Decodes video for a single clip\n * Receives encoded video chunks from VideoDemuxWorker and outputs decoded frames\n *\n * Pipeline: VideoDemuxWorker → VideoDecodeWorker → VideoComposeWorker\n *\n * Features:\n * - Single clip, single VideoDecoder instance (no routing)\n * - GOP-based decoding with metadata\n * - Stream-based processing with backpressure\n * 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|
+1
-1
| { | ||
| "name": "@meframe/core", | ||
| "version": "0.0.46", | ||
| "version": "0.0.47", | ||
| "description": "Next generation media processing framework based on WebCodecs", | ||
@@ -5,0 +5,0 @@ "type": "module", |
New alerts
Network access
Supply chain riskThis module accesses the network.
Found 1 instance in 1 package
Long strings
Supply chain riskContains long string literals, which may be a sign of obfuscated or packed code.
Found 1 instance in 1 package
Fixed alerts
Network access
Supply chain riskThis module accesses the network.
Found 1 instance in 1 package
Long strings
Supply chain riskContains long string literals, which may be a sign of obfuscated or packed code.
Found 1 instance in 1 package
Improved metrics
- Total package byte prevSize
3858452
0.41%- Lines of code
40723
0.35%No dependency changes