face-api/build/globalApi/PredictFaceExpressionsTask.js

54 lines
2.7 KiB
JavaScript
Raw Normal View History

2020-08-20 02:10:42 +02:00
import { extendWithFaceExpressions } from '../factories/WithFaceExpressions';
import { ComposableTask } from './ComposableTask';
import { ComputeAllFaceDescriptorsTask, ComputeSingleFaceDescriptorTask } from './ComputeFaceDescriptorsTasks';
import { extractAllFacesAndComputeResults, extractSingleFaceAndComputeResult } from './extractFacesAndComputeResults';
import { nets } from './nets';
import { PredictAllAgeAndGenderTask, PredictAllAgeAndGenderWithFaceAlignmentTask, PredictSingleAgeAndGenderTask, PredictSingleAgeAndGenderWithFaceAlignmentTask, } from './PredictAgeAndGenderTask';
export class PredictFaceExpressionsTaskBase extends ComposableTask {
2020-08-18 14:04:33 +02:00
constructor(parentTask, input, extractedFaces) {
super();
this.parentTask = parentTask;
this.input = input;
this.extractedFaces = extractedFaces;
}
}
2020-08-20 02:10:42 +02:00
export class PredictAllFaceExpressionsTask extends PredictFaceExpressionsTaskBase {
2020-08-18 14:04:33 +02:00
async run() {
const parentResults = await this.parentTask;
2020-08-20 02:10:42 +02:00
const faceExpressionsByFace = await extractAllFacesAndComputeResults(parentResults, this.input, async (faces) => await Promise.all(faces.map(face => nets.faceExpressionNet.predictExpressions(face))), this.extractedFaces);
return parentResults.map((parentResult, i) => extendWithFaceExpressions(parentResult, faceExpressionsByFace[i]));
2020-08-18 14:04:33 +02:00
}
withAgeAndGender() {
2020-08-20 02:10:42 +02:00
return new PredictAllAgeAndGenderTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
}
2020-08-20 02:10:42 +02:00
export class PredictSingleFaceExpressionsTask extends PredictFaceExpressionsTaskBase {
2020-08-18 14:04:33 +02:00
async run() {
const parentResult = await this.parentTask;
if (!parentResult) {
return;
}
2020-08-20 02:10:42 +02:00
const faceExpressions = await extractSingleFaceAndComputeResult(parentResult, this.input, face => nets.faceExpressionNet.predictExpressions(face), this.extractedFaces);
return extendWithFaceExpressions(parentResult, faceExpressions);
2020-08-18 14:04:33 +02:00
}
withAgeAndGender() {
2020-08-20 02:10:42 +02:00
return new PredictSingleAgeAndGenderTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
}
2020-08-20 02:10:42 +02:00
export class PredictAllFaceExpressionsWithFaceAlignmentTask extends PredictAllFaceExpressionsTask {
2020-08-18 14:04:33 +02:00
withAgeAndGender() {
2020-08-20 02:10:42 +02:00
return new PredictAllAgeAndGenderWithFaceAlignmentTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
withFaceDescriptors() {
2020-08-20 02:10:42 +02:00
return new ComputeAllFaceDescriptorsTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
}
2020-08-20 02:10:42 +02:00
export class PredictSingleFaceExpressionsWithFaceAlignmentTask extends PredictSingleFaceExpressionsTask {
2020-08-18 14:04:33 +02:00
withAgeAndGender() {
2020-08-20 02:10:42 +02:00
return new PredictSingleAgeAndGenderWithFaceAlignmentTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
withFaceDescriptor() {
2020-08-20 02:10:42 +02:00
return new ComputeSingleFaceDescriptorTask(this, this.input);
2020-08-18 14:04:33 +02:00
}
}
//# sourceMappingURL=PredictFaceExpressionsTask.js.map