n8n-nodes-piapi
Version:
Community n8n nodes for PiAPI - integrate generative AI capabilities (image, video, audio, 3D) into your workflows
220 lines • 8.09 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.KlingTextToVideo = void 0;
const GenericFunctions_1 = require("../shared/GenericFunctions");
class KlingTextToVideo {
constructor() {
this.description = {
displayName: 'PiAPI Kling Text to Video',
name: 'klingTextToVideo',
icon: 'file:../piapi.svg',
group: ['transform'],
version: 1,
description: 'Generate videos from text using PiAPI Kling',
defaults: {
name: 'Kling Text to Video',
},
inputs: ["main"],
outputs: ["main"],
credentials: [
{
name: 'piAPIApi',
required: true,
},
],
properties: [
{
displayName: 'Prompt',
name: 'prompt',
type: 'string',
typeOptions: {
rows: 4,
},
default: '',
required: true,
description: 'Text prompt for video generation',
},
{
displayName: 'Negative Prompt',
name: 'negativePrompt',
type: 'string',
typeOptions: {
rows: 4,
},
default: '',
description: 'Negative prompt to avoid certain elements in the video',
},
{
displayName: 'Duration',
name: 'duration',
type: 'options',
options: [
{
name: '5 Seconds',
value: 5,
},
{
name: '10 Seconds',
value: 10,
},
],
default: 5,
description: 'Duration of the generated video',
},
{
displayName: 'Aspect Ratio',
name: 'aspectRatio',
type: 'options',
options: [
{
name: 'Landscape (16:9)',
value: '16:9',
},
{
name: 'Portrait (9:16)',
value: '9:16',
},
{
name: 'Square (1:1)',
value: '1:1',
},
],
default: '16:9',
description: 'Aspect ratio of the generated video',
},
{
displayName: 'Mode',
name: 'mode',
type: 'options',
options: [
{
name: 'Standard',
value: 'std',
},
{
name: 'Professional',
value: 'pro',
},
],
default: 'std',
description: 'Generation mode of the video',
},
{
displayName: 'Version',
name: 'version',
type: 'options',
options: [
{
name: 'V1.0',
value: '1.0',
},
{
name: 'V1.5',
value: '1.5',
},
{
name: 'V1.6',
value: '1.6',
},
{
name: 'V2.0 ($0.96 for 5s, $1.92 for 10s)',
value: '2.0',
description: 'Warning: Higher price',
},
{
name: 'V2.1',
value: '2.1',
},
{
name: 'V2.1 Master',
value: '2.1-master',
description: 'Warning: Higher price',
},
],
default: '1.6',
description: 'Model version to use',
},
{
displayName: 'CFG Scale',
name: 'cfgScale',
type: 'number',
typeOptions: {
minValue: 0,
maxValue: 1,
numberPrecision: 2,
},
default: 0.5,
description: 'How strongly the video adheres to the prompt (between 0-1, recommended: 0.5)',
},
{
displayName: 'Wait for Completion',
name: 'waitForCompletion',
type: 'boolean',
default: false,
description: 'Whether to wait for the task to complete before returning',
},
],
};
}
async execute() {
const items = this.getInputData();
const returnData = [];
for (let i = 0; i < items.length; i++) {
const prompt = this.getNodeParameter('prompt', i);
const negativePrompt = this.getNodeParameter('negativePrompt', i, '');
const duration = this.getNodeParameter('duration', i);
const aspectRatio = this.getNodeParameter('aspectRatio', i);
const mode = this.getNodeParameter('mode', i);
const version = this.getNodeParameter('version', i);
const cfgScale = this.getNodeParameter('cfgScale', i);
const waitForCompletion = this.getNodeParameter('waitForCompletion', i, false);
const body = {
model: 'kling',
task_type: 'video_generation',
input: {
prompt,
negative_prompt: negativePrompt,
duration,
aspect_ratio: aspectRatio,
mode,
version,
cfg_scale: cfgScale,
},
config: {
webhook_config: {
endpoint: '',
secret: '',
},
},
};
try {
const response = await GenericFunctions_1.piApiRequest.call(this, 'POST', '/api/v1/task', body);
if (response.code !== 200) {
throw new Error(`API Error: ${response.message}`);
}
const taskId = response.data.task_id;
let taskData = response.data;
if (waitForCompletion) {
taskData = await GenericFunctions_1.waitForTaskCompletion.call(this, taskId);
}
returnData.push({
json: taskData,
});
}
catch (error) {
if (this.continueOnFail()) {
returnData.push({
json: {
error: error.message,
},
});
continue;
}
throw error;
}
}
return [returnData];
}
}
exports.KlingTextToVideo = KlingTextToVideo;
//# sourceMappingURL=KlingTextToVideo.node.js.map