Class FFmpegAnalysisService

Основной сервис FFmpeg анализа

Index

Methods

getInstance analyzeAudio analyzeMotion analyzeQuality comprehensiveAnalysis detectScenes detectSilence extractKeyFrames generateImprovementSuggestions getVideoMetadata quickAnalysis

Methods

`Static`getInstance

getInstance(): FFmpegAnalysisService
Получить экземпляр сервиса (Singleton)

Returns FFmpegAnalysisService
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:144

analyzeAudio

analyzeAudio(
    filePath: string,
    options?: {
        enableDynamicsAnalysis?: boolean;
        enableSpectralAnalysis?: boolean;
    },
): Promise<AudioAnalysisResult>
Анализ аудиодорожки
Parameters
- filePath: string
- options: { enableDynamicsAnalysis?: boolean; enableSpectralAnalysis?: boolean } = {}
Returns Promise<AudioAnalysisResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:270

analyzeMotion

analyzeMotion(
filePath: string,
options?: { sensitivity?: number },
): Promise<MotionAnalysisResult>
Анализ движения в видео
Parameters
- filePath: string
- options: { sensitivity?: number } = {}
Returns Promise<MotionAnalysisResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:230

analyzeQuality

analyzeQuality(
    filePath: string,
    options?: {
        enableNoiseDetection?: boolean;
        enableStabilityCheck?: boolean;
        sampleRate?: number;
    },
): Promise<QualityAnalysisResult>
Анализ качества видео
Parameters
- filePath: string
- options: {
      enableNoiseDetection?: boolean;
      enableStabilityCheck?: boolean;
      sampleRate?: number;
  } = {}
Returns Promise<QualityAnalysisResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:189

comprehensiveAnalysis

comprehensiveAnalysis(
    filePath: string,
    options?: VideoAnalysisOptions,
): Promise<
    {
        audio: AudioAnalysisResult;
        keyFrames: KeyFrameExtractionResult;
        metadata: VideoMetadata;
        motion: MotionAnalysisResult;
        quality: QualityAnalysisResult;
        scenes: SceneDetectionResult;
        silence: SilenceDetectionResult;
    },
>
Комплексный анализ видео (все типы анализа)
Parameters
- filePath: string
- options: VideoAnalysisOptions = {}
Returns Promise<
    {
        audio: AudioAnalysisResult;
        keyFrames: KeyFrameExtractionResult;
        metadata: VideoMetadata;
        motion: MotionAnalysisResult;
        quality: QualityAnalysisResult;
        scenes: SceneDetectionResult;
        silence: SilenceDetectionResult;
    },
>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:290

detectScenes

detectScenes(
filePath: string,
options?: { minSceneLength?: number; threshold?: number },
): Promise<SceneDetectionResult>
Определить сцены в видео
Parameters
- filePath: string
- options: { minSceneLength?: number; threshold?: number } = {}
Returns Promise<SceneDetectionResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:169

detectSilence

detectSilence(
filePath: string,
options?: { minDuration?: number; threshold?: number },
): Promise<SilenceDetectionResult>
Детекция тишины в аудио
Parameters
- filePath: string
- options: { minDuration?: number; threshold?: number } = {}
Returns Promise<SilenceDetectionResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:210

extractKeyFrames

extractKeyFrames(
    filePath: string,
    options?: {
        aiDescription?: boolean;
        count?: number;
        quality?: "low" | "medium" | "high";
    },
): Promise<KeyFrameExtractionResult>
Извлечение ключевых кадров
Parameters
- filePath: string
- options: { aiDescription?: boolean; count?: number; quality?: "low" | "medium" | "high" } = {}
Returns Promise<KeyFrameExtractionResult>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:249

generateImprovementSuggestions

generateImprovementSuggestions(
    analysisResult: {
        audio: AudioAnalysisResult;
        motion: MotionAnalysisResult;
        quality: QualityAnalysisResult;
    },
): {
    autoFixAvailable: boolean;
    issue: string;
    severity: "low"
    | "medium"
    | "high";
    suggestion: string;
    type: "quality" | "audio" | "motion" | "editing";
}[]
Получить рекомендации по улучшению видео на основе анализа
Parameters
- analysisResult: {
      audio: AudioAnalysisResult;
      motion: MotionAnalysisResult;
      quality: QualityAnalysisResult;
  }
Returns {
    autoFixAvailable: boolean;
    issue: string;
    severity: "low" | "medium" | "high";
    suggestion: string;
    type: "quality" | "audio" | "motion" | "editing";
}[]
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:363

getVideoMetadata

getVideoMetadata(filePath: string): Promise<VideoMetadata>
Получить базовые метаданные видеофайла
Parameters
- filePath: string
Returns Promise<VideoMetadata>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:154

quickAnalysis

quickAnalysis(
    filePath: string,
): Promise<
    {
        duration: number;
        estimatedScenes: number;
        hasAudio: boolean;
        quality: number;
        resolution: string;
    },
>
Быстрый анализ для предпросмотра (только основные метрики)
Parameters
- filePath: string
Returns Promise<
    {
        duration: number;
        estimatedScenes: number;
        hasAudio: boolean;
        quality: number;
        resolution: string;
    },
>
- Defined in src/features/ai-chat/services/ffmpeg-analysis-service.ts:332

Class FFmpegAnalysisService

Index

Methods

Methods

`Static`getInstance

Returns FFmpegAnalysisService

analyzeAudio

Parameters

Returns Promise<AudioAnalysisResult>

analyzeMotion

Parameters

Returns Promise<MotionAnalysisResult>

analyzeQuality

Parameters

Returns Promise<QualityAnalysisResult>

comprehensiveAnalysis

Parameters

detectScenes

Parameters

Returns Promise<SceneDetectionResult>

detectSilence

Parameters

Returns Promise<SilenceDetectionResult>

extractKeyFrames

Parameters

Returns Promise<KeyFrameExtractionResult>

generateImprovementSuggestions

Parameters

Returns {
    autoFixAvailable: boolean;
    issue: string;
    severity: "low" | "medium" | "high";
    suggestion: string;
    type: "quality" | "audio" | "motion" | "editing";
}[]

getVideoMetadata

Parameters

Returns Promise<VideoMetadata>

quickAnalysis

Parameters

Returns Promise<
    {
        duration: number;
        estimatedScenes: number;
        hasAudio: boolean;
        quality: number;
        resolution: string;
    },
>

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Class FFmpegAnalysisService

Index

Methods

Methods

StaticgetInstance

Returns FFmpegAnalysisService

analyzeAudio

Parameters

Returns Promise<AudioAnalysisResult>

analyzeMotion

Parameters

Returns Promise<MotionAnalysisResult>

analyzeQuality

Parameters

Returns Promise<QualityAnalysisResult>

comprehensiveAnalysis

Parameters

Returns Promise< { audio: AudioAnalysisResult; keyFrames: KeyFrameExtractionResult; metadata: VideoMetadata; motion: MotionAnalysisResult; quality: QualityAnalysisResult; scenes: SceneDetectionResult; silence: SilenceDetectionResult; },>

detectScenes

Parameters

Returns Promise<SceneDetectionResult>

detectSilence

Parameters

Returns Promise<SilenceDetectionResult>

extractKeyFrames

Parameters

Returns Promise<KeyFrameExtractionResult>

generateImprovementSuggestions

Parameters

Returns { autoFixAvailable: boolean; issue: string; severity: "low" | "medium" | "high"; suggestion: string; type: "quality" | "audio" | "motion" | "editing";}[]

getVideoMetadata

Parameters

Returns Promise<VideoMetadata>

quickAnalysis

Parameters

Returns Promise< { duration: number; estimatedScenes: number; hasAudio: boolean; quality: number; resolution: string; },>

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`Static`getInstance

Returns Promise<
{
audio: AudioAnalysisResult;
keyFrames: KeyFrameExtractionResult;
metadata: VideoMetadata;
motion: MotionAnalysisResult;
quality: QualityAnalysisResult;
scenes: SceneDetectionResult;
silence: SilenceDetectionResult;
},
>

Returns {
autoFixAvailable: boolean;
issue: string;
severity: "low" | "medium" | "high";
suggestion: string;
type: "quality" | "audio" | "motion" | "editing";
}[]

Returns Promise<
{
duration: number;
estimatedScenes: number;
hasAudio: boolean;
quality: number;
resolution: string;
},
>